./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:32:33,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:32:33,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:32:33,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:32:33,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:32:33,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:32:33,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:32:33,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:32:33,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:32:33,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:32:33,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:32:33,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:32:33,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:32:33,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:32:33,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:32:33,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:32:33,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:32:33,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:32:33,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:32:33,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:32:33,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:32:33,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:32:33,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:32:33,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:32:33,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:32:33,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:32:33,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:32:33,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:32:33,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:32:33,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:32:33,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:32:33,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:32:33,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:32:33,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:32:33,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:32:33,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:32:33,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:32:33,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:32:33,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:32:33,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:32:33,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:32:33,371 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:32:33,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:32:33,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:32:33,400 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:32:33,400 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:32:33,401 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:32:33,401 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:32:33,402 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:32:33,402 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:32:33,402 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:32:33,402 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:32:33,403 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:32:33,403 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:32:33,403 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:32:33,403 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:32:33,403 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:32:33,404 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:32:33,404 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:32:33,404 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:32:33,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:32:33,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:32:33,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:32:33,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:32:33,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:32:33,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:32:33,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:32:33,407 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:32:33,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:32:33,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:32:33,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:32:33,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:32:33,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:32:33,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:32:33,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:32:33,409 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:32:33,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:32:33,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:32:33,409 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:32:33,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:32:33,410 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea [2021-11-21 01:32:33,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:32:33,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:32:33,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:32:33,740 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:32:33,741 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:32:33,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-21 01:32:33,834 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data/5f39b49be/095361ab74ed49d7a4d68aa7ae8de25b/FLAGc61b594e3 [2021-11-21 01:32:34,797 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:32:34,797 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-21 01:32:34,847 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data/5f39b49be/095361ab74ed49d7a4d68aa7ae8de25b/FLAGc61b594e3 [2021-11-21 01:32:35,191 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data/5f39b49be/095361ab74ed49d7a4d68aa7ae8de25b [2021-11-21 01:32:35,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:32:35,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:32:35,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:32:35,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:32:35,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:32:35,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:32:35" (1/1) ... [2021-11-21 01:32:35,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4f476d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:35, skipping insertion in model container [2021-11-21 01:32:35,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:32:35" (1/1) ... [2021-11-21 01:32:35,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:32:35,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:32:35,694 WARN L230 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-21 01:32:35,703 WARN L230 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-21 01:32:36,818 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:36,830 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:36,831 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:36,832 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:36,834 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:36,854 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:36,855 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:36,867 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:36,868 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:37,302 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:32:37,304 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:32:37,305 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:32:37,307 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:32:37,308 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:32:37,309 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:32:37,310 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:32:37,311 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:32:37,311 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:32:37,312 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:32:37,533 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:32:37,698 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:37,713 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:37,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:32:37,925 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:32:37,954 WARN L230 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-21 01:32:37,965 WARN L230 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-21 01:32:38,016 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,016 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,017 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,017 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,018 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,026 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,027 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,028 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,029 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,067 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:32:38,069 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:32:38,080 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:32:38,081 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:32:38,082 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:32:38,083 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:32:38,088 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:32:38,089 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:32:38,090 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:32:38,091 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:32:38,130 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:32:38,227 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,228 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:32:38,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:32:38,674 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:32:38,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38 WrapperNode [2021-11-21 01:32:38,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:32:38,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:32:38,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:32:38,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:32:38,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:38,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:38,939 INFO L137 Inliner]: procedures = 690, calls = 2622, calls flagged for inlining = 60, calls inlined = 6, statements flattened = 832 [2021-11-21 01:32:38,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:32:38,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:32:38,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:32:38,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:32:38,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:38,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:38,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:38,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:39,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:39,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:39,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:39,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:32:39,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:32:39,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:32:39,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:32:39,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (1/1) ... [2021-11-21 01:32:39,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:32:39,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:32:39,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:32:39,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:32:39,178 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2021-11-21 01:32:39,179 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2021-11-21 01:32:39,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:32:39,180 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-21 01:32:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-21 01:32:39,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:32:39,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 01:32:39,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 01:32:39,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:32:39,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:32:39,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:32:39,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:32:39,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:32:39,184 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-21 01:32:39,185 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-21 01:32:39,185 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 01:32:39,185 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 01:32:39,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:32:39,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:32:39,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:32:39,187 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-21 01:32:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-21 01:32:39,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:32:39,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:32:39,549 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:32:39,551 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:32:40,833 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:32:41,053 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:32:41,053 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 01:32:41,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:32:41 BoogieIcfgContainer [2021-11-21 01:32:41,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:32:41,058 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:32:41,058 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:32:41,061 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:32:41,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:32:35" (1/3) ... [2021-11-21 01:32:41,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@209c3e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:32:41, skipping insertion in model container [2021-11-21 01:32:41,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:32:38" (2/3) ... [2021-11-21 01:32:41,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@209c3e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:32:41, skipping insertion in model container [2021-11-21 01:32:41,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:32:41" (3/3) ... [2021-11-21 01:32:41,064 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_from_c_str_harness.i [2021-11-21 01:32:41,070 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:32:41,070 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:32:41,117 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:32:41,123 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 01:32:41,124 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:32:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 33 states have (on average 1.1818181818181819) internal successors, (39), 34 states have internal predecessors, (39), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-21 01:32:41,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 01:32:41,145 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:41,146 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:41,146 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:41,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:41,151 INFO L85 PathProgramCache]: Analyzing trace with hash 48932756, now seen corresponding path program 1 times [2021-11-21 01:32:41,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:41,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452963282] [2021-11-21 01:32:41,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:41,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:32:43,565 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:43,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452963282] [2021-11-21 01:32:43,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452963282] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:43,567 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:32:43,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 01:32:43,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141517069] [2021-11-21 01:32:43,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:43,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 01:32:43,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:43,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 01:32:43,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-21 01:32:43,617 INFO L87 Difference]: Start difference. First operand has 61 states, 33 states have (on average 1.1818181818181819) internal successors, (39), 34 states have internal predecessors, (39), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 8 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-21 01:32:44,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:44,019 INFO L93 Difference]: Finished difference Result 111 states and 153 transitions. [2021-11-21 01:32:44,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 01:32:44,022 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 13 [2021-11-21 01:32:44,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:44,041 INFO L225 Difference]: With dead ends: 111 [2021-11-21 01:32:44,041 INFO L226 Difference]: Without dead ends: 64 [2021-11-21 01:32:44,046 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-21 01:32:44,055 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 5 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:44,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 414 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 01:32:44,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-11-21 01:32:44,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 63. [2021-11-21 01:32:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 33 states have (on average 1.121212121212121) internal successors, (37), 36 states have internal predecessors, (37), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-21 01:32:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 79 transitions. [2021-11-21 01:32:44,133 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 79 transitions. Word has length 13 [2021-11-21 01:32:44,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:44,134 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 79 transitions. [2021-11-21 01:32:44,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-21 01:32:44,135 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2021-11-21 01:32:44,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 01:32:44,139 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:44,139 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:44,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:32:44,140 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:44,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:44,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1768283156, now seen corresponding path program 1 times [2021-11-21 01:32:44,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:44,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380172159] [2021-11-21 01:32:44,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:44,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:45,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:32:45,915 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:45,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380172159] [2021-11-21 01:32:45,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380172159] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:45,916 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:32:45,916 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 01:32:45,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322044442] [2021-11-21 01:32:45,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:45,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 01:32:45,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:45,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 01:32:45,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-21 01:32:45,921 INFO L87 Difference]: Start difference. First operand 63 states and 79 transitions. Second operand has 9 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 7 states have internal predecessors, (13), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-11-21 01:32:46,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:46,431 INFO L93 Difference]: Finished difference Result 94 states and 121 transitions. [2021-11-21 01:32:46,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 01:32:46,432 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 7 states have internal predecessors, (13), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 22 [2021-11-21 01:32:46,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:46,434 INFO L225 Difference]: With dead ends: 94 [2021-11-21 01:32:46,434 INFO L226 Difference]: Without dead ends: 92 [2021-11-21 01:32:46,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-11-21 01:32:46,436 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 18 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:46,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 407 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-21 01:32:46,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-11-21 01:32:46,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 70. [2021-11-21 01:32:46,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 37 states have (on average 1.1081081081081081) internal successors, (41), 40 states have internal predecessors, (41), 24 states have call successors, (24), 8 states have call predecessors, (24), 8 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-21 01:32:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 87 transitions. [2021-11-21 01:32:46,476 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 87 transitions. Word has length 22 [2021-11-21 01:32:46,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:46,476 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 87 transitions. [2021-11-21 01:32:46,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 7 states have internal predecessors, (13), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-11-21 01:32:46,478 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2021-11-21 01:32:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 01:32:46,480 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:46,480 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:46,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 01:32:46,481 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:46,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:46,483 INFO L85 PathProgramCache]: Analyzing trace with hash -536535867, now seen corresponding path program 1 times [2021-11-21 01:32:46,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:46,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399250048] [2021-11-21 01:32:46,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:46,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:46,850 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 01:32:46,851 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:46,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399250048] [2021-11-21 01:32:46,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399250048] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:46,851 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:32:46,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-21 01:32:46,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240117148] [2021-11-21 01:32:46,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:46,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-21 01:32:46,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:46,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-21 01:32:46,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:32:46,859 INFO L87 Difference]: Start difference. First operand 70 states and 87 transitions. Second operand has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 4 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-21 01:32:47,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:47,174 INFO L93 Difference]: Finished difference Result 76 states and 92 transitions. [2021-11-21 01:32:47,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-21 01:32:47,175 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 4 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 28 [2021-11-21 01:32:47,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:47,178 INFO L225 Difference]: With dead ends: 76 [2021-11-21 01:32:47,178 INFO L226 Difference]: Without dead ends: 74 [2021-11-21 01:32:47,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-21 01:32:47,180 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 18 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:47,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 257 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-21 01:32:47,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-11-21 01:32:47,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-11-21 01:32:47,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 40 states have (on average 1.1) internal successors, (44), 43 states have internal predecessors, (44), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-21 01:32:47,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 90 transitions. [2021-11-21 01:32:47,195 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 90 transitions. Word has length 28 [2021-11-21 01:32:47,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:47,195 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 90 transitions. [2021-11-21 01:32:47,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 4 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-21 01:32:47,196 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2021-11-21 01:32:47,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 01:32:47,197 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:47,197 INFO L514 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:47,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 01:32:47,198 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:47,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:47,199 INFO L85 PathProgramCache]: Analyzing trace with hash 489422257, now seen corresponding path program 1 times [2021-11-21 01:32:47,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:47,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257046433] [2021-11-21 01:32:47,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:47,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:48,698 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 01:32:48,698 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:48,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257046433] [2021-11-21 01:32:48,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257046433] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:48,698 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:32:48,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-21 01:32:48,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300885076] [2021-11-21 01:32:48,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:48,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 01:32:48,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:48,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 01:32:48,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-11-21 01:32:48,700 INFO L87 Difference]: Start difference. First operand 74 states and 90 transitions. Second operand has 11 states, 7 states have (on average 2.142857142857143) internal successors, (15), 8 states have internal predecessors, (15), 4 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) [2021-11-21 01:32:49,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:49,370 INFO L93 Difference]: Finished difference Result 102 states and 127 transitions. [2021-11-21 01:32:49,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 01:32:49,371 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 7 states have (on average 2.142857142857143) internal successors, (15), 8 states have internal predecessors, (15), 4 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) Word has length 32 [2021-11-21 01:32:49,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:49,372 INFO L225 Difference]: With dead ends: 102 [2021-11-21 01:32:49,373 INFO L226 Difference]: Without dead ends: 100 [2021-11-21 01:32:49,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-11-21 01:32:49,374 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 20 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:49,375 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 877 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-21 01:32:49,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2021-11-21 01:32:49,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 78. [2021-11-21 01:32:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 43 states have (on average 1.0930232558139534) internal successors, (47), 46 states have internal predecessors, (47), 24 states have call successors, (24), 10 states have call predecessors, (24), 10 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-21 01:32:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 93 transitions. [2021-11-21 01:32:49,391 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 93 transitions. Word has length 32 [2021-11-21 01:32:49,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:49,391 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 93 transitions. [2021-11-21 01:32:49,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 7 states have (on average 2.142857142857143) internal successors, (15), 8 states have internal predecessors, (15), 4 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) [2021-11-21 01:32:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2021-11-21 01:32:49,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 01:32:49,393 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:49,394 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:49,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 01:32:49,394 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:49,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:49,395 INFO L85 PathProgramCache]: Analyzing trace with hash -425217801, now seen corresponding path program 1 times [2021-11-21 01:32:49,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:49,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507064904] [2021-11-21 01:32:49,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:49,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 01:32:49,632 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:49,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507064904] [2021-11-21 01:32:49,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507064904] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:49,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:32:49,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-21 01:32:49,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279268653] [2021-11-21 01:32:49,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:49,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 01:32:49,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:49,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 01:32:49,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-21 01:32:49,635 INFO L87 Difference]: Start difference. First operand 78 states and 93 transitions. Second operand has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-21 01:32:49,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:49,835 INFO L93 Difference]: Finished difference Result 110 states and 132 transitions. [2021-11-21 01:32:49,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 01:32:49,836 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 35 [2021-11-21 01:32:49,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:49,837 INFO L225 Difference]: With dead ends: 110 [2021-11-21 01:32:49,837 INFO L226 Difference]: Without dead ends: 89 [2021-11-21 01:32:49,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:32:49,838 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 6 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:49,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 285 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 01:32:49,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-11-21 01:32:49,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 82. [2021-11-21 01:32:49,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 46 states have (on average 1.0869565217391304) internal successors, (50), 48 states have internal predecessors, (50), 25 states have call successors, (25), 10 states have call predecessors, (25), 10 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2021-11-21 01:32:49,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 98 transitions. [2021-11-21 01:32:49,856 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 98 transitions. Word has length 35 [2021-11-21 01:32:49,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:49,858 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 98 transitions. [2021-11-21 01:32:49,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-21 01:32:49,858 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 98 transitions. [2021-11-21 01:32:49,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 01:32:49,862 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:49,863 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:49,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 01:32:49,863 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:49,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:49,864 INFO L85 PathProgramCache]: Analyzing trace with hash 230865075, now seen corresponding path program 1 times [2021-11-21 01:32:49,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:49,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106684693] [2021-11-21 01:32:49,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:49,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 01:32:50,093 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:50,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106684693] [2021-11-21 01:32:50,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106684693] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:50,093 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:32:50,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:32:50,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954825775] [2021-11-21 01:32:50,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:50,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:32:50,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:50,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:32:50,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:32:50,096 INFO L87 Difference]: Start difference. First operand 82 states and 98 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-21 01:32:50,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:50,197 INFO L93 Difference]: Finished difference Result 99 states and 118 transitions. [2021-11-21 01:32:50,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:32:50,197 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 36 [2021-11-21 01:32:50,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:50,199 INFO L225 Difference]: With dead ends: 99 [2021-11-21 01:32:50,199 INFO L226 Difference]: Without dead ends: 87 [2021-11-21 01:32:50,199 INFO L932 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 [2021-11-21 01:32:50,200 INFO L933 BasicCegarLoop]: 67 mSDtfsCounter, 3 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:50,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 192 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:32:50,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-11-21 01:32:50,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2021-11-21 01:32:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 47 states have (on average 1.0851063829787233) internal successors, (51), 49 states have internal predecessors, (51), 25 states have call successors, (25), 10 states have call predecessors, (25), 10 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2021-11-21 01:32:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 99 transitions. [2021-11-21 01:32:50,223 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 99 transitions. Word has length 36 [2021-11-21 01:32:50,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:50,224 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 99 transitions. [2021-11-21 01:32:50,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-21 01:32:50,224 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 99 transitions. [2021-11-21 01:32:50,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 01:32:50,230 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:50,230 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:50,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-21 01:32:50,231 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:50,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:50,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1368950209, now seen corresponding path program 1 times [2021-11-21 01:32:50,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:50,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587560568] [2021-11-21 01:32:50,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:50,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 01:32:50,497 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:50,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587560568] [2021-11-21 01:32:50,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587560568] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:50,497 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:32:50,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 01:32:50,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373532017] [2021-11-21 01:32:50,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:50,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 01:32:50,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:50,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 01:32:50,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-21 01:32:50,501 INFO L87 Difference]: Start difference. First operand 83 states and 99 transitions. Second operand has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-21 01:32:50,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:50,740 INFO L93 Difference]: Finished difference Result 93 states and 109 transitions. [2021-11-21 01:32:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 01:32:50,740 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 37 [2021-11-21 01:32:50,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:50,742 INFO L225 Difference]: With dead ends: 93 [2021-11-21 01:32:50,742 INFO L226 Difference]: Without dead ends: 91 [2021-11-21 01:32:50,742 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-21 01:32:50,743 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 6 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:50,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 397 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 01:32:50,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-11-21 01:32:50,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 89. [2021-11-21 01:32:50,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 51 states have (on average 1.0784313725490196) internal successors, (55), 54 states have internal predecessors, (55), 26 states have call successors, (26), 11 states have call predecessors, (26), 11 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-21 01:32:50,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 105 transitions. [2021-11-21 01:32:50,755 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 105 transitions. Word has length 37 [2021-11-21 01:32:50,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:50,756 INFO L470 AbstractCegarLoop]: Abstraction has 89 states and 105 transitions. [2021-11-21 01:32:50,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-21 01:32:50,756 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 105 transitions. [2021-11-21 01:32:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 01:32:50,757 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:50,757 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:50,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 01:32:50,758 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:50,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:50,759 INFO L85 PathProgramCache]: Analyzing trace with hash -842310033, now seen corresponding path program 1 times [2021-11-21 01:32:50,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:50,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049328295] [2021-11-21 01:32:50,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:50,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 01:32:53,176 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:53,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049328295] [2021-11-21 01:32:53,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049328295] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:53,177 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:32:53,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-21 01:32:53,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74785663] [2021-11-21 01:32:53,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:53,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 01:32:53,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:53,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 01:32:53,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-21 01:32:53,179 INFO L87 Difference]: Start difference. First operand 89 states and 105 transitions. Second operand has 12 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 5 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (9), 5 states have call predecessors, (9), 4 states have call successors, (9) [2021-11-21 01:32:55,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:55,044 INFO L93 Difference]: Finished difference Result 97 states and 112 transitions. [2021-11-21 01:32:55,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-21 01:32:55,045 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 5 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (9), 5 states have call predecessors, (9), 4 states have call successors, (9) Word has length 41 [2021-11-21 01:32:55,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:55,047 INFO L225 Difference]: With dead ends: 97 [2021-11-21 01:32:55,047 INFO L226 Difference]: Without dead ends: 95 [2021-11-21 01:32:55,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2021-11-21 01:32:55,048 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 32 mSDsluCounter, 533 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:55,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 545 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 410 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-21 01:32:55,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-11-21 01:32:55,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2021-11-21 01:32:55,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 54 states have (on average 1.0740740740740742) internal successors, (58), 57 states have internal predecessors, (58), 26 states have call successors, (26), 12 states have call predecessors, (26), 12 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-21 01:32:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 108 transitions. [2021-11-21 01:32:55,068 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 108 transitions. Word has length 41 [2021-11-21 01:32:55,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:55,068 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 108 transitions. [2021-11-21 01:32:55,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 5 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (9), 5 states have call predecessors, (9), 4 states have call successors, (9) [2021-11-21 01:32:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 108 transitions. [2021-11-21 01:32:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 01:32:55,070 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:55,071 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:55,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 01:32:55,071 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:55,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:55,072 INFO L85 PathProgramCache]: Analyzing trace with hash -916856616, now seen corresponding path program 1 times [2021-11-21 01:32:55,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:55,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069399758] [2021-11-21 01:32:55,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:55,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:32:55,318 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 01:32:55,318 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:32:55,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069399758] [2021-11-21 01:32:55,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069399758] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:32:55,319 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:32:55,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-21 01:32:55,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351106752] [2021-11-21 01:32:55,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:32:55,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 01:32:55,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:32:55,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 01:32:55,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-21 01:32:55,321 INFO L87 Difference]: Start difference. First operand 93 states and 108 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 4 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2021-11-21 01:32:55,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:32:55,563 INFO L93 Difference]: Finished difference Result 101 states and 115 transitions. [2021-11-21 01:32:55,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 01:32:55,564 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 4 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 43 [2021-11-21 01:32:55,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:32:55,565 INFO L225 Difference]: With dead ends: 101 [2021-11-21 01:32:55,566 INFO L226 Difference]: Without dead ends: 68 [2021-11-21 01:32:55,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-21 01:32:55,567 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 6 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:32:55,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 402 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 01:32:55,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-11-21 01:32:55,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2021-11-21 01:32:55,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 40 states have internal predecessors, (41), 20 states have call successors, (20), 9 states have call predecessors, (20), 9 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2021-11-21 01:32:55,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 79 transitions. [2021-11-21 01:32:55,579 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 79 transitions. Word has length 43 [2021-11-21 01:32:55,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:32:55,579 INFO L470 AbstractCegarLoop]: Abstraction has 68 states and 79 transitions. [2021-11-21 01:32:55,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 4 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2021-11-21 01:32:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2021-11-21 01:32:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 01:32:55,581 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:32:55,581 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:55,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-21 01:32:55,581 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:32:55,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:32:55,582 INFO L85 PathProgramCache]: Analyzing trace with hash 2067981140, now seen corresponding path program 1 times [2021-11-21 01:32:55,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:32:55,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996077452] [2021-11-21 01:32:55,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:32:55,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:32:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:32:56,826 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-21 01:32:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-21 01:32:57,699 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-21 01:32:57,699 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-21 01:32:57,700 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-21 01:32:57,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-21 01:32:57,705 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:32:57,708 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-21 01:32:57,719 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,720 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,720 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,720 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,721 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,721 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,721 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,721 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,722 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,722 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,722 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,722 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,723 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,723 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,723 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,723 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,723 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,724 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,724 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,724 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,725 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,725 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,725 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,725 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,725 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,726 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,726 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,726 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,726 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,727 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,727 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,727 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,727 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,727 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,728 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,728 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,728 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,728 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,728 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,729 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,729 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,729 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,729 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,729 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,730 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,730 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,730 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,730 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,731 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,731 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,731 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,731 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,732 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,732 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,732 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,732 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,732 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,732 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,733 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,733 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,733 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,733 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,734 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,734 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,734 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,734 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,734 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,735 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,735 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,735 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,735 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,735 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,736 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,736 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,736 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,736 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,737 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,737 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,737 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,737 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,737 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,737 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,738 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,738 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,738 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,738 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,739 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,739 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,739 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,739 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,739 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,740 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,740 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,740 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,740 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,740 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,741 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,741 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,741 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,741 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,741 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,742 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,742 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,742 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,742 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,742 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,743 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,743 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,743 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,743 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,743 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,744 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,744 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,744 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,744 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,744 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,745 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,745 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,745 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,745 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,745 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,746 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,746 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,746 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,746 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,746 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,747 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,747 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,747 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,747 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,747 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,748 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,748 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,748 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,748 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,748 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,749 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,749 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,749 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,749 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,750 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,750 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,750 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,751 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,751 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,751 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,752 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,752 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,752 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,752 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,752 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,753 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,753 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,753 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,753 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,753 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,754 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,754 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,755 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,755 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,755 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,756 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,756 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,756 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,756 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,756 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,757 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,757 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,757 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,758 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,758 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,758 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,758 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,758 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,758 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,759 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,759 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,759 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,759 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,759 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,760 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,760 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,760 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,760 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,760 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,761 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,761 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,761 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,761 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,761 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,762 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,762 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,762 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,762 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,762 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,762 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,763 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,763 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,763 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,763 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,763 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,764 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,764 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,764 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,764 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,764 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,764 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,765 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,765 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,765 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,765 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,765 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,766 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,766 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,766 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,767 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,767 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,767 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,767 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,767 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,768 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,768 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,768 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,770 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,770 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,770 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,771 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,771 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,771 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,771 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,771 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,772 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,772 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,772 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,772 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,773 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,773 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,773 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,773 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,773 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,774 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,774 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,775 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,775 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,776 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,776 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,776 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,777 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,777 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,777 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,778 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,778 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,779 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,779 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,780 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,780 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,781 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,781 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,781 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,782 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,782 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,783 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,783 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,783 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,784 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,784 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,784 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,785 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,785 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,786 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,786 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,786 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,786 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,786 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,787 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,787 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,787 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,787 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,787 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,787 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,788 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,788 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,788 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,788 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,788 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,789 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,789 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,789 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,789 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,789 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,790 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,790 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,790 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,790 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,790 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,791 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,791 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,791 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,792 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,792 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,792 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,793 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,793 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,794 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,794 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,794 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,795 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,795 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,795 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,796 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,796 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,797 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,797 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,797 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,797 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,797 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,798 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,798 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,798 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,798 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,799 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,799 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,799 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,799 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,799 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,800 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,800 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,800 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,800 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,800 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,801 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,801 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,801 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,801 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,801 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,801 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,802 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,802 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,802 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,803 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,803 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,803 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled [2021-11-21 01:32:57,803 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,804 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,804 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,804 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,804 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,804 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,805 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,805 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,805 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,805 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,805 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,805 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,806 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,806 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,807 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,807 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,807 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,807 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,807 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,807 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,808 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,808 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,808 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,808 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2021-11-21 01:32:57,808 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,808 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2021-11-21 01:32:57,809 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2021-11-21 01:32:57,809 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2021-11-21 01:32:57,809 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2021-11-21 01:32:57,809 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2021-11-21 01:32:57,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:32:57 BoogieIcfgContainer [2021-11-21 01:32:57,862 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 01:32:57,863 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 01:32:57,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 01:32:57,863 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 01:32:57,863 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:32:41" (3/4) ... [2021-11-21 01:32:57,867 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-21 01:32:57,867 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 01:32:57,868 INFO L158 Benchmark]: Toolchain (without parser) took 22672.52ms. Allocated memory was 98.6MB in the beginning and 539.0MB in the end (delta: 440.4MB). Free memory was 60.3MB in the beginning and 409.6MB in the end (delta: -349.3MB). Peak memory consumption was 89.3MB. Max. memory is 16.1GB. [2021-11-21 01:32:57,868 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:32:57,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3477.75ms. Allocated memory was 98.6MB in the beginning and 197.1MB in the end (delta: 98.6MB). Free memory was 60.1MB in the beginning and 118.9MB in the end (delta: -58.9MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2021-11-21 01:32:57,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 263.73ms. Allocated memory is still 197.1MB. Free memory was 118.9MB in the beginning and 107.5MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 01:32:57,870 INFO L158 Benchmark]: Boogie Preprocessor took 143.88ms. Allocated memory is still 197.1MB. Free memory was 107.5MB in the beginning and 101.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 01:32:57,870 INFO L158 Benchmark]: RCFGBuilder took 1971.02ms. Allocated memory is still 197.1MB. Free memory was 101.2MB in the beginning and 135.3MB in the end (delta: -34.0MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2021-11-21 01:32:57,871 INFO L158 Benchmark]: TraceAbstraction took 16804.37ms. Allocated memory was 197.1MB in the beginning and 539.0MB in the end (delta: 341.8MB). Free memory was 135.3MB in the beginning and 409.6MB in the end (delta: -274.4MB). Peak memory consumption was 321.2MB. Max. memory is 16.1GB. [2021-11-21 01:32:57,871 INFO L158 Benchmark]: Witness Printer took 4.86ms. Allocated memory is still 539.0MB. Free memory is still 409.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:32:57,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3477.75ms. Allocated memory was 98.6MB in the beginning and 197.1MB in the end (delta: 98.6MB). Free memory was 60.1MB in the beginning and 118.9MB in the end (delta: -58.9MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 263.73ms. Allocated memory is still 197.1MB. Free memory was 118.9MB in the beginning and 107.5MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.88ms. Allocated memory is still 197.1MB. Free memory was 107.5MB in the beginning and 101.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1971.02ms. Allocated memory is still 197.1MB. Free memory was 101.2MB in the beginning and 135.3MB in the end (delta: -34.0MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * TraceAbstraction took 16804.37ms. Allocated memory was 197.1MB in the beginning and 539.0MB in the end (delta: 341.8MB). Free memory was 135.3MB in the beginning and 409.6MB in the end (delta: -274.4MB). Peak memory consumption was 321.2MB. Max. memory is 16.1GB. * Witness Printer took 4.86ms. Allocated memory is still 539.0MB. Free memory is still 409.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList aws_byte_buf_from_c_str_#res#1 : { len : int, buffer : $Pointer$, capacity : int, allocator : $Pointer$ } not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 223]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 8772, overapproximation of strlen at line 8191. Possible FailurePath: [L6866-L6871] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7311] static __thread int tl_last_error = 0; [L7648-L7660] static const uint8_t s_tolower_table[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 91, 92, 93, 94, 95, 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; [L8771-L8919] static struct aws_error_info errors[] = { [(AWS_ERROR_SUCCESS)-0x0000] = { .literal_name = "AWS_ERROR_SUCCESS", .error_code = (AWS_ERROR_SUCCESS), .error_str = ("Success."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SUCCESS" ", " "Success.", } , [(AWS_ERROR_OOM)-0x0000] = { .literal_name = "AWS_ERROR_OOM", .error_code = (AWS_ERROR_OOM), .error_str = ("Out of memory."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OOM" ", " "Out of memory.", } , [(AWS_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_UNKNOWN", .error_code = (AWS_ERROR_UNKNOWN), .error_str = ("Unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNKNOWN" ", " "Unknown error.", } , [(AWS_ERROR_SHORT_BUFFER)-0x0000] = { .literal_name = "AWS_ERROR_SHORT_BUFFER", .error_code = (AWS_ERROR_SHORT_BUFFER), .error_str = ("Buffer is not large enough to hold result."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SHORT_BUFFER" ", " "Buffer is not large enough to hold result.", } , [(AWS_ERROR_OVERFLOW_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_OVERFLOW_DETECTED", .error_code = (AWS_ERROR_OVERFLOW_DETECTED), .error_str = ("Fixed size value overflow was detected."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OVERFLOW_DETECTED" ", " "Fixed size value overflow was detected.", } , [(AWS_ERROR_UNSUPPORTED_OPERATION)-0x0000] = { .literal_name = "AWS_ERROR_UNSUPPORTED_OPERATION", .error_code = (AWS_ERROR_UNSUPPORTED_OPERATION), .error_str = ("Unsupported operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNSUPPORTED_OPERATION" ", " "Unsupported operation.", } , [(AWS_ERROR_INVALID_BUFFER_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BUFFER_SIZE", .error_code = (AWS_ERROR_INVALID_BUFFER_SIZE), .error_str = ("Invalid buffer size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BUFFER_SIZE" ", " "Invalid buffer size.", } , [(AWS_ERROR_INVALID_HEX_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_HEX_STR", .error_code = (AWS_ERROR_INVALID_HEX_STR), .error_str = ("Invalid hex string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_HEX_STR" ", " "Invalid hex string.", } , [(AWS_ERROR_INVALID_BASE64_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BASE64_STR", .error_code = (AWS_ERROR_INVALID_BASE64_STR), .error_str = ("Invalid base64 string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BASE64_STR" ", " "Invalid base64 string.", } , [(AWS_ERROR_INVALID_INDEX)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_INDEX", .error_code = (AWS_ERROR_INVALID_INDEX), .error_str = ("Invalid index for list access."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_INDEX" ", " "Invalid index for list access.", } , [(AWS_ERROR_THREAD_INVALID_SETTINGS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INVALID_SETTINGS", .error_code = (AWS_ERROR_THREAD_INVALID_SETTINGS), .error_str = ("Invalid thread settings."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INVALID_SETTINGS" ", " "Invalid thread settings.", } , [(AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE", .error_code = (AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE), .error_str = ("Insufficent resources for thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE" ", " "Insufficent resources for thread.", } , [(AWS_ERROR_THREAD_NO_PERMISSIONS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_PERMISSIONS", .error_code = (AWS_ERROR_THREAD_NO_PERMISSIONS), .error_str = ("Insufficient permissions for thread operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_PERMISSIONS" ", " "Insufficient permissions for thread operation.", } , [(AWS_ERROR_THREAD_NOT_JOINABLE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NOT_JOINABLE", .error_code = (AWS_ERROR_THREAD_NOT_JOINABLE), .error_str = ("Thread not joinable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NOT_JOINABLE" ", " "Thread not joinable.", } , [(AWS_ERROR_THREAD_NO_SUCH_THREAD_ID)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID", .error_code = (AWS_ERROR_THREAD_NO_SUCH_THREAD_ID), .error_str = ("No such thread ID."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID" ", " "No such thread ID.", } , [(AWS_ERROR_THREAD_DEADLOCK_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_DEADLOCK_DETECTED", .error_code = (AWS_ERROR_THREAD_DEADLOCK_DETECTED), .error_str = ("Deadlock detected in thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_DEADLOCK_DETECTED" ", " "Deadlock detected in thread.", } , [(AWS_ERROR_MUTEX_NOT_INIT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_NOT_INIT", .error_code = (AWS_ERROR_MUTEX_NOT_INIT), .error_str = ("Mutex not initialized."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_NOT_INIT" ", " "Mutex not initialized.", } , [(AWS_ERROR_MUTEX_TIMEOUT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_TIMEOUT", .error_code = (AWS_ERROR_MUTEX_TIMEOUT), .error_str = ("Mutex operation timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_TIMEOUT" ", " "Mutex operation timed out.", } , [(AWS_ERROR_MUTEX_CALLER_NOT_OWNER)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_CALLER_NOT_OWNER", .error_code = (AWS_ERROR_MUTEX_CALLER_NOT_OWNER), .error_str = ("The caller of a mutex operation was not the owner."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_CALLER_NOT_OWNER" ", " "The caller of a mutex operation was not the owner.", } , [(AWS_ERROR_MUTEX_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_FAILED", .error_code = (AWS_ERROR_MUTEX_FAILED), .error_str = ("Mutex operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_FAILED" ", " "Mutex operation failed.", } , [(AWS_ERROR_COND_VARIABLE_INIT_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_INIT_FAILED", .error_code = (AWS_ERROR_COND_VARIABLE_INIT_FAILED), .error_str = ("Condition variable initialization failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_INIT_FAILED" ", " "Condition variable initialization failed.", } , [(AWS_ERROR_COND_VARIABLE_TIMED_OUT)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_TIMED_OUT", .error_code = (AWS_ERROR_COND_VARIABLE_TIMED_OUT), .error_str = ("Condition variable wait timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_TIMED_OUT" ", " "Condition variable wait timed out.", } , [(AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN", .error_code = (AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN), .error_str = ("Condition variable unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN" ", " "Condition variable unknown error.", } , [(AWS_ERROR_CLOCK_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_CLOCK_FAILURE", .error_code = (AWS_ERROR_CLOCK_FAILURE), .error_str = ("Clock operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_CLOCK_FAILURE" ", " "Clock operation failed.", } , [(AWS_ERROR_LIST_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EMPTY", .error_code = (AWS_ERROR_LIST_EMPTY), .error_str = ("Empty list."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EMPTY" ", " "Empty list.", } , [(AWS_ERROR_DEST_COPY_TOO_SMALL)-0x0000] = { .literal_name = "AWS_ERROR_DEST_COPY_TOO_SMALL", .error_code = (AWS_ERROR_DEST_COPY_TOO_SMALL), .error_str = ("Destination of copy is too small."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_DEST_COPY_TOO_SMALL" ", " "Destination of copy is too small.", } , [(AWS_ERROR_LIST_EXCEEDS_MAX_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE", .error_code = (AWS_ERROR_LIST_EXCEEDS_MAX_SIZE), .error_str = ("A requested operation on a list would exceed it's max size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE" ", " "A requested operation on a list would exceed it's max size.", } , [(AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK)-0x0000] = { .literal_name = "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK", .error_code = (AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK), .error_str = ("Attempt to shrink a list in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK" ", " "Attempt to shrink a list in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_FULL)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_FULL", .error_code = (AWS_ERROR_PRIORITY_QUEUE_FULL), .error_str = ("Attempt to add items to a full preallocated queue in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_FULL" ", " "Attempt to add items to a full preallocated queue in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_EMPTY", .error_code = (AWS_ERROR_PRIORITY_QUEUE_EMPTY), .error_str = ("Attempt to pop an item from an empty queue."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_EMPTY" ", " "Attempt to pop an item from an empty queue.", } , [(AWS_ERROR_PRIORITY_QUEUE_BAD_NODE)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE", .error_code = (AWS_ERROR_PRIORITY_QUEUE_BAD_NODE), .error_str = ("Bad node handle passed to remove."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE" ", " "Bad node handle passed to remove.", } , [(AWS_ERROR_HASHTBL_ITEM_NOT_FOUND)-0x0000] = { .literal_name = "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND", .error_code = (AWS_ERROR_HASHTBL_ITEM_NOT_FOUND), .error_str = ("Item not found in hash table."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND" ", " "Item not found in hash table.", } , [(AWS_ERROR_INVALID_DATE_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_DATE_STR", .error_code = (AWS_ERROR_INVALID_DATE_STR), .error_str = ("Date string is invalid and cannot be parsed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_DATE_STR" ", " "Date string is invalid and cannot be parsed.", } , [(AWS_ERROR_INVALID_ARGUMENT)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_ARGUMENT", .error_code = (AWS_ERROR_INVALID_ARGUMENT), .error_str = ("An invalid argument was passed to a function."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_ARGUMENT" ", " "An invalid argument was passed to a function.", } , [(AWS_ERROR_RANDOM_GEN_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_RANDOM_GEN_FAILED", .error_code = (AWS_ERROR_RANDOM_GEN_FAILED), .error_str = ("A call to the random number generator failed. Retry later."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_RANDOM_GEN_FAILED" ", " "A call to the random number generator failed. Retry later.", } , [(AWS_ERROR_MALFORMED_INPUT_STRING)-0x0000] = { .literal_name = "AWS_ERROR_MALFORMED_INPUT_STRING", .error_code = (AWS_ERROR_MALFORMED_INPUT_STRING), .error_str = ("An input string was passed to a parser and the string was incorrectly formatted."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MALFORMED_INPUT_STRING" ", " "An input string was passed to a parser and the string was incorrectly formatted.", } , [(AWS_ERROR_UNIMPLEMENTED)-0x0000] = { .literal_name = "AWS_ERROR_UNIMPLEMENTED", .error_code = (AWS_ERROR_UNIMPLEMENTED), .error_str = ("A function was called, but is not implemented."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNIMPLEMENTED" ", " "A function was called, but is not implemented.", } , [(AWS_ERROR_INVALID_STATE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_STATE", .error_code = (AWS_ERROR_INVALID_STATE), .error_str = ("An invalid state was encountered."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_STATE" ", " "An invalid state was encountered.", } , [(AWS_ERROR_ENVIRONMENT_GET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_GET", .error_code = (AWS_ERROR_ENVIRONMENT_GET), .error_str = ("System call failure when getting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_GET" ", " "System call failure when getting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_SET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_SET", .error_code = (AWS_ERROR_ENVIRONMENT_SET), .error_str = ("System call failure when setting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_SET" ", " "System call failure when setting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_UNSET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_UNSET", .error_code = (AWS_ERROR_ENVIRONMENT_UNSET), .error_str = ("System call failure when unsetting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_UNSET" ", " "System call failure when unsetting an environment variable.", } , [(AWS_ERROR_SYS_CALL_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_SYS_CALL_FAILURE", .error_code = (AWS_ERROR_SYS_CALL_FAILURE), .error_str = ("System call failure"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SYS_CALL_FAILURE" ", " "System call failure", } , [(AWS_ERROR_FILE_INVALID_PATH)-0x0000] = { .literal_name = "AWS_ERROR_FILE_INVALID_PATH", .error_code = (AWS_ERROR_FILE_INVALID_PATH), .error_str = ("Invalid file path."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_FILE_INVALID_PATH" ", " "Invalid file path.", } , [(AWS_ERROR_MAX_FDS_EXCEEDED)-0x0000] = { .literal_name = "AWS_ERROR_MAX_FDS_EXCEEDED", .error_code = (AWS_ERROR_MAX_FDS_EXCEEDED), .error_str = ("The maximum number of fds has been exceeded."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MAX_FDS_EXCEEDED" ", " "The maximum number of fds has been exceeded.", } , [(AWS_ERROR_NO_PERMISSION)-0x0000] = { .literal_name = "AWS_ERROR_NO_PERMISSION", .error_code = (AWS_ERROR_NO_PERMISSION), .error_str = ("User does not have permission to perform the requested action."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_NO_PERMISSION" ", " "User does not have permission to perform the requested action.", } , [(AWS_ERROR_STREAM_UNSEEKABLE)-0x0000] = { .literal_name = "AWS_ERROR_STREAM_UNSEEKABLE", .error_code = (AWS_ERROR_STREAM_UNSEEKABLE), .error_str = ("Stream does not support seek operations"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_STREAM_UNSEEKABLE" ", " "Stream does not support seek operations", } , }; [L8922-L8925] static struct aws_error_info_list s_list = { .error_list = errors, .count = (sizeof(errors) / sizeof((errors)[0])), }; [L8927-L8936] static struct aws_log_subject_info s_common_log_subject_infos[] = { { .subject_id = (AWS_LS_COMMON_GENERAL), .subject_name = ("aws-c-common"), .subject_description = ("Subject for aws-c-common logging that doesn't belong to any particular category") } , { .subject_id = (AWS_LS_COMMON_TASK_SCHEDULER), .subject_name = ("task-scheduler"), .subject_description = ("Subject for task scheduler or task specific logging.") } , }; [L8938-L8941] static struct aws_log_subject_info_list s_common_log_subject_list = { .subject_list = s_common_log_subject_infos, .count = (sizeof(s_common_log_subject_infos) / sizeof((s_common_log_subject_infos)[0])), }; [L8943-L8947] static _Bool s_common_library_initialized = 0 ; [L8985] CALL aws_byte_buf_from_c_str_harness() [L8961] CALL, EXPR nondet_bool() VAL [errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L261] return __VERIFIER_nondet_bool(); [L8961] RET, EXPR nondet_bool() VAL [errors={197:0}, nondet_bool()=512, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8961-L8963] EXPR nondet_bool() ? ((void *)0) : ensure_c_str_is_allocated(10) [L8963] CALL, EXPR ensure_c_str_is_allocated(10) [L6819] CALL, EXPR nondet_uint64_t() VAL [errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L266] return __VERIFIER_nondet_ulong(); [L6819] RET, EXPR nondet_uint64_t() VAL [\old(max_size)=10, errors={197:0}, max_size=10, nondet_uint64_t()=18446744073709551618, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L6819] size_t cap = nondet_uint64_t(); [L6820] CALL assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(cond)=1, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L211] COND FALSE !(!cond) [L6820] RET assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(max_size)=10, cap=2, errors={197:0}, max_size=10, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L6821] CALL, EXPR bounded_malloc(cap) VAL [\old(size)=2, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L6883-L6885] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L211] COND FALSE !(!cond) [L6883-L6885] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(size)=2, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, size=2, tl_last_error=0] [L6886] return malloc(size); [L6821] RET, EXPR bounded_malloc(cap) VAL [\old(max_size)=10, bounded_malloc(cap)={-2:0}, cap=2, errors={197:0}, max_size=10, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L6821] const char *str = bounded_malloc(cap); [L6825] EXPR str[cap - 1] VAL [\old(max_size)=10, cap=2, errors={197:0}, max_size=10, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, str={-2:0}, str[cap - 1]=0, tl_last_error=0] [L6825] CALL assume_abort_if_not(str[cap - 1] == 0) VAL [\old(cond)=1, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L211] COND FALSE !(!cond) [L6825] RET assume_abort_if_not(str[cap - 1] == 0) VAL [\old(max_size)=10, cap=2, errors={197:0}, max_size=10, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, str={-2:0}, str[cap - 1]=0, tl_last_error=0] [L6826] return str; [L8963] RET, EXPR ensure_c_str_is_allocated(10) [L8961-L8963] EXPR nondet_bool() ? ((void *)0) : ensure_c_str_is_allocated(10) VAL [ensure_c_str_is_allocated(10)={-2:0}, errors={197:0}, nondet_bool()=512, nondet_bool() ? ((void *)0) : ensure_c_str_is_allocated(10)={-2:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8961-L8963] const char *c_str = nondet_bool() ? ((void *)0) : ensure_c_str_is_allocated(10); [L8966] struct aws_byte_buf buf = aws_byte_buf_from_c_str(c_str); [L8966] CALL, EXPR aws_byte_buf_from_c_str(c_str) [L8190] struct aws_byte_buf buf; [L8191] EXPR (!c_str) ? 0 : strlen(c_str) [L8191] buf.len = (!c_str) ? 0 : strlen(c_str) [L8192] EXPR buf.len [L8192] buf.capacity = buf.len [L8193] EXPR buf.capacity [L8193-L8195] EXPR (buf.capacity == 0) ? ((void *)0) : (uint8_t *)c_str [L8193-L8195] buf.buffer = (buf.capacity == 0) ? ((void *)0) : (uint8_t *)c_str [L8196-L8197] buf.allocator = ((void *)0) VAL [buf={257:0}, c_str={-2:0}, c_str={-2:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8199] CALL, EXPR aws_byte_buf_is_valid(&buf) VAL [buf={257:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L7377-L7380] EXPR buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))) [L7377] EXPR buf->capacity [L7377] EXPR buf->capacity == 0 && buf->len == 0 [L7377-L7378] EXPR buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) [L7377-L7380] EXPR (buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer)))) [L7380] EXPR buf->capacity [L7380] EXPR buf->capacity > 0 && buf->len <= buf->capacity [L7380] EXPR buf->len [L7380] EXPR buf->capacity [L7380] EXPR buf->capacity > 0 && buf->len <= buf->capacity [L7380] EXPR buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))) [L7380] EXPR buf->len [L7380] EXPR (((buf->len)) == 0) || ((buf->buffer)) [L7380] EXPR buf->buffer [L7380] EXPR (((buf->len)) == 0) || ((buf->buffer)) [L7380] EXPR buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))) [L7377-L7380] EXPR (buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer)))) [L7377-L7380] EXPR buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))) [L7377-L7380] return buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))); [L8199] RET, EXPR aws_byte_buf_is_valid(&buf) VAL [aws_byte_buf_is_valid(&buf)=1, buf={257:0}, c_str={-2:0}, c_str={-2:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8199] CALL __VERIFIER_assert((aws_byte_buf_is_valid(&buf))) VAL [\old(cond)=1, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L223] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8199] RET __VERIFIER_assert((aws_byte_buf_is_valid(&buf))) VAL [aws_byte_buf_is_valid(&buf)=1, buf={257:0}, c_str={-2:0}, c_str={-2:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8200] return buf; [L8200] return buf; [L8966] RET, EXPR aws_byte_buf_from_c_str(c_str) [L8966] struct aws_byte_buf buf = aws_byte_buf_from_c_str(c_str); [L8969] CALL, EXPR aws_byte_buf_is_valid(&buf) VAL [buf={258:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L7377-L7380] EXPR buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))) [L7377] EXPR buf->capacity [L7377] EXPR buf->capacity == 0 && buf->len == 0 [L7377-L7378] EXPR buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) [L7377-L7380] EXPR (buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer)))) [L7380] EXPR buf->capacity [L7380] EXPR buf->capacity > 0 && buf->len <= buf->capacity [L7380] EXPR buf->len [L7380] EXPR buf->capacity [L7380] EXPR buf->capacity > 0 && buf->len <= buf->capacity [L7380] EXPR buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))) [L7380] EXPR buf->len [L7380] EXPR (((buf->len)) == 0) || ((buf->buffer)) [L7380] EXPR buf->buffer [L7380] EXPR (((buf->len)) == 0) || ((buf->buffer)) [L7380] EXPR buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))) [L7377-L7380] EXPR (buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer)))) [L7377-L7380] EXPR buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))) [L7377-L7380] return buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))); [L8969] RET, EXPR aws_byte_buf_is_valid(&buf) VAL [aws_byte_buf_from_c_str_#res#1.allocator={0:0}, aws_byte_buf_from_c_str_#res#1.buffer={-2:0}, aws_byte_buf_is_valid(&buf)=1, buf={258:0}, c_str={-2:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8969] CALL __VERIFIER_assert(aws_byte_buf_is_valid(&buf)) VAL [\old(cond)=1, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L223] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8969] RET __VERIFIER_assert(aws_byte_buf_is_valid(&buf)) VAL [aws_byte_buf_from_c_str_#res#1.allocator={0:0}, aws_byte_buf_from_c_str_#res#1.buffer={-2:0}, aws_byte_buf_is_valid(&buf)=1, buf={258:0}, c_str={-2:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8970] EXPR buf.allocator VAL [aws_byte_buf_from_c_str_#res#1.allocator={0:0}, aws_byte_buf_from_c_str_#res#1.buffer={-2:0}, buf={258:0}, buf.allocator={0:0}, c_str={-2:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8970-L8972] CALL __VERIFIER_assert(buf.allocator == ((void *)0) ) VAL [\old(cond)=1, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L223] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8970-L8972] RET __VERIFIER_assert(buf.allocator == ((void *)0) ) VAL [aws_byte_buf_from_c_str_#res#1.allocator={0:0}, aws_byte_buf_from_c_str_#res#1.buffer={-2:0}, buf={258:0}, buf.allocator={0:0}, c_str={-2:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8973] buf.buffer VAL [aws_byte_buf_from_c_str_#res#1.allocator={0:0}, aws_byte_buf_from_c_str_#res#1.buffer={-2:0}, buf={258:0}, buf.buffer={-2:0}, c_str={-2:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8973] COND TRUE buf.buffer [L8974] EXPR buf.len VAL [aws_byte_buf_from_c_str_#res#1.allocator={0:0}, aws_byte_buf_from_c_str_#res#1.buffer={-2:0}, buf={258:0}, buf.len=36893488147419103231, c_str={-2:0}, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8974] CALL __VERIFIER_assert(buf.len == strlen(c_str)) VAL [\old(cond)=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L223] reach_error() VAL [\old(cond)=0, cond=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.6s, OverallIterations: 10, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 147 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 114 mSDsluCounter, 3776 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3504 mSDsCounter, 50 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1617 IncrementalHoareTripleChecker+Invalid, 1667 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 50 mSolverCounterUnsat, 601 mSDtfsCounter, 1617 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 100 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=8, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 60 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 6.9s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 341 NumberOfCodeBlocks, 341 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 278 ConstructedInterpolants, 0 QuantifiedInterpolants, 2275 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 124/124 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-21 01:32:57,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:33:00,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:33:00,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:33:00,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:33:00,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:33:00,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:33:00,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:33:00,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:33:00,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:33:00,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:33:00,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:33:00,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:33:00,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:33:00,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:33:00,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:33:00,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:33:00,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:33:00,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:33:00,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:33:00,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:33:00,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:33:00,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:33:00,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:33:00,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:33:00,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:33:00,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:33:00,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:33:00,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:33:00,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:33:00,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:33:00,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:33:00,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:33:00,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:33:00,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:33:00,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:33:00,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:33:00,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:33:00,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:33:00,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:33:00,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:33:00,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:33:00,713 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-21 01:33:00,756 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:33:00,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:33:00,757 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:33:00,757 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:33:00,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:33:00,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:33:00,759 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:33:00,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:33:00,759 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:33:00,759 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:33:00,760 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:33:00,760 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:33:00,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:33:00,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:33:00,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:33:00,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:33:00,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:33:00,763 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 01:33:00,764 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 01:33:00,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:33:00,764 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:33:00,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:33:00,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:33:00,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-21 01:33:00,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:33:00,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:33:00,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:33:00,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:33:00,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:33:00,766 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 01:33:00,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 01:33:00,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:33:00,767 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:33:00,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:33:00,767 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea [2021-11-21 01:33:01,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:33:01,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:33:01,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:33:01,235 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:33:01,235 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:33:01,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-21 01:33:01,322 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data/7de91eb99/0030b730f9df45bd943c86425ecf9266/FLAG5532fa016 [2021-11-21 01:33:02,233 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:33:02,234 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2021-11-21 01:33:02,283 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data/7de91eb99/0030b730f9df45bd943c86425ecf9266/FLAG5532fa016 [2021-11-21 01:33:02,736 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/data/7de91eb99/0030b730f9df45bd943c86425ecf9266 [2021-11-21 01:33:02,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:33:02,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:33:02,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:33:02,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:33:02,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:33:02,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:33:02" (1/1) ... [2021-11-21 01:33:02,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28b08a9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:02, skipping insertion in model container [2021-11-21 01:33:02,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:33:02" (1/1) ... [2021-11-21 01:33:02,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:33:02,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:33:03,228 WARN L230 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-21 01:33:03,237 WARN L230 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-21 01:33:04,314 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:04,315 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:04,315 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:04,316 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:04,318 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:04,333 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:04,334 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:04,337 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:04,337 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:04,759 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:33:04,761 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:33:04,762 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:33:04,763 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:33:04,765 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:33:04,766 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:33:04,766 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:33:04,767 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:33:04,768 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:33:04,769 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:33:04,980 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:33:05,105 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,105 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:33:05,297 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:33:05,312 WARN L230 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2021-11-21 01:33:05,313 WARN L230 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_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2021-11-21 01:33:05,353 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,353 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,354 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,354 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,355 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,362 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,366 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,371 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,371 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,442 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:33:05,443 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:33:05,444 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:33:05,444 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:33:05,446 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:33:05,447 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:33:05,454 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:33:05,454 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:33:05,455 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:33:05,457 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:33:05,514 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:33:05,608 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,608 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:33:05,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:33:05,982 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:33:05,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05 WrapperNode [2021-11-21 01:33:05,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:33:05,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:33:05,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:33:05,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:33:05,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,195 INFO L137 Inliner]: procedures = 710, calls = 2622, calls flagged for inlining = 60, calls inlined = 6, statements flattened = 833 [2021-11-21 01:33:06,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:33:06,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:33:06,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:33:06,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:33:06,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:33:06,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:33:06,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:33:06,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:33:06,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (1/1) ... [2021-11-21 01:33:06,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:33:06,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:33:06,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:33:06,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:33:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2021-11-21 01:33:06,436 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2021-11-21 01:33:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:33:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-21 01:33:06,437 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-21 01:33:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 01:33:06,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-21 01:33:06,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-21 01:33:06,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 01:33:06,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 01:33:06,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:33:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:33:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:33:06,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:33:06,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:33:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-21 01:33:06,442 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-21 01:33:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-21 01:33:06,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-21 01:33:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 01:33:06,443 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 01:33:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:33:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:33:06,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-21 01:33:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:33:06,444 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-21 01:33:06,445 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-21 01:33:06,845 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:33:06,848 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:33:08,444 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:33:08,452 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:33:08,452 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 01:33:08,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:33:08 BoogieIcfgContainer [2021-11-21 01:33:08,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:33:08,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:33:08,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:33:08,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:33:08,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:33:02" (1/3) ... [2021-11-21 01:33:08,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d4a426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:33:08, skipping insertion in model container [2021-11-21 01:33:08,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:33:05" (2/3) ... [2021-11-21 01:33:08,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d4a426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:33:08, skipping insertion in model container [2021-11-21 01:33:08,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:33:08" (3/3) ... [2021-11-21 01:33:08,468 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_from_c_str_harness.i [2021-11-21 01:33:08,474 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:33:08,475 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:33:08,526 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:33:08,533 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 01:33:08,533 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:33:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-21 01:33:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 01:33:08,558 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:08,559 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:08,559 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:08,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:08,565 INFO L85 PathProgramCache]: Analyzing trace with hash -285994382, now seen corresponding path program 1 times [2021-11-21 01:33:08,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:08,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1558361869] [2021-11-21 01:33:08,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:08,587 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:08,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:08,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:08,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-21 01:33:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:09,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 1173 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 01:33:09,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:09,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:09,511 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:09,726 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:09,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1558361869] [2021-11-21 01:33:09,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1558361869] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:09,727 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:09,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-21 01:33:09,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139608715] [2021-11-21 01:33:09,730 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:09,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 01:33:09,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:09,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 01:33:09,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:33:09,764 INFO L87 Difference]: Start difference. First operand has 91 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-21 01:33:09,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:09,982 INFO L93 Difference]: Finished difference Result 175 states and 244 transitions. [2021-11-21 01:33:09,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 01:33:09,986 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2021-11-21 01:33:09,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:09,999 INFO L225 Difference]: With dead ends: 175 [2021-11-21 01:33:09,999 INFO L226 Difference]: Without dead ends: 86 [2021-11-21 01:33:10,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:33:10,010 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 23 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:10,011 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 321 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 01:33:10,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-11-21 01:33:10,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2021-11-21 01:33:10,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 58 states have (on average 1.2241379310344827) internal successors, (71), 61 states have internal predecessors, (71), 20 states have call successors, (20), 6 states have call predecessors, (20), 7 states have return successors, (19), 18 states have call predecessors, (19), 18 states have call successors, (19) [2021-11-21 01:33:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 110 transitions. [2021-11-21 01:33:10,090 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 110 transitions. Word has length 22 [2021-11-21 01:33:10,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:10,091 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 110 transitions. [2021-11-21 01:33:10,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-21 01:33:10,092 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 110 transitions. [2021-11-21 01:33:10,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 01:33:10,096 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:10,096 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:10,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:10,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:10,310 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:10,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:10,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1188158909, now seen corresponding path program 1 times [2021-11-21 01:33:10,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:10,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1799558288] [2021-11-21 01:33:10,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:10,317 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:10,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:10,318 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:10,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-21 01:33:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:11,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 1186 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 01:33:11,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:11,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:11,356 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:11,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1799558288] [2021-11-21 01:33:11,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1799558288] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:11,360 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:11,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 12 [2021-11-21 01:33:11,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023785983] [2021-11-21 01:33:11,361 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:11,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 01:33:11,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:11,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 01:33:11,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2021-11-21 01:33:11,368 INFO L87 Difference]: Start difference. First operand 86 states and 110 transitions. Second operand has 12 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-21 01:33:11,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:11,559 INFO L93 Difference]: Finished difference Result 98 states and 123 transitions. [2021-11-21 01:33:11,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 01:33:11,560 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) Word has length 28 [2021-11-21 01:33:11,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:11,562 INFO L225 Difference]: With dead ends: 98 [2021-11-21 01:33:11,562 INFO L226 Difference]: Without dead ends: 96 [2021-11-21 01:33:11,563 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:33:11,564 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 23 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 1007 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:11,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 1007 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:33:11,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-11-21 01:33:11,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 95. [2021-11-21 01:33:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 64 states have (on average 1.203125) internal successors, (77), 68 states have internal predecessors, (77), 21 states have call successors, (21), 7 states have call predecessors, (21), 9 states have return successors, (22), 19 states have call predecessors, (22), 19 states have call successors, (22) [2021-11-21 01:33:11,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 120 transitions. [2021-11-21 01:33:11,579 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 120 transitions. Word has length 28 [2021-11-21 01:33:11,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:11,580 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 120 transitions. [2021-11-21 01:33:11,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-21 01:33:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2021-11-21 01:33:11,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 01:33:11,582 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:11,582 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:11,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:11,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:11,798 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:11,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:11,798 INFO L85 PathProgramCache]: Analyzing trace with hash -2059181435, now seen corresponding path program 1 times [2021-11-21 01:33:11,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:11,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [116319794] [2021-11-21 01:33:11,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:11,802 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:11,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:11,804 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:11,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-21 01:33:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:12,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 1195 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 01:33:12,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:12,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:13,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:13,193 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:13,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [116319794] [2021-11-21 01:33:13,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [116319794] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:13,197 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:13,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-21 01:33:13,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592841574] [2021-11-21 01:33:13,198 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:13,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-21 01:33:13,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:13,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-21 01:33:13,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:33:13,199 INFO L87 Difference]: Start difference. First operand 95 states and 120 transitions. Second operand has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 01:33:14,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:14,082 INFO L93 Difference]: Finished difference Result 184 states and 236 transitions. [2021-11-21 01:33:14,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 01:33:14,083 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-11-21 01:33:14,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:14,085 INFO L225 Difference]: With dead ends: 184 [2021-11-21 01:33:14,085 INFO L226 Difference]: Without dead ends: 120 [2021-11-21 01:33:14,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-11-21 01:33:14,088 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 68 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 34 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:14,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 490 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 86 Invalid, 0 Unknown, 34 Unchecked, 0.7s Time] [2021-11-21 01:33:14,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-11-21 01:33:14,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 100. [2021-11-21 01:33:14,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 69 states have (on average 1.2173913043478262) internal successors, (84), 73 states have internal predecessors, (84), 21 states have call successors, (21), 7 states have call predecessors, (21), 9 states have return successors, (22), 19 states have call predecessors, (22), 19 states have call successors, (22) [2021-11-21 01:33:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 127 transitions. [2021-11-21 01:33:14,102 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 127 transitions. Word has length 32 [2021-11-21 01:33:14,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:14,103 INFO L470 AbstractCegarLoop]: Abstraction has 100 states and 127 transitions. [2021-11-21 01:33:14,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 01:33:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 127 transitions. [2021-11-21 01:33:14,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 01:33:14,105 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:14,105 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:14,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:14,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:14,318 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:14,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:14,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1801015997, now seen corresponding path program 1 times [2021-11-21 01:33:14,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:14,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [608679777] [2021-11-21 01:33:14,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:14,321 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:14,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:14,322 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:14,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-21 01:33:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:19,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 1192 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-21 01:33:19,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:19,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:19,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:33:19,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:19,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:33:20,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:20,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:21,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2021-11-21 01:33:21,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2021-11-21 01:33:22,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:22,075 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:22,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [608679777] [2021-11-21 01:33:22,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [608679777] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:22,076 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:22,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 8] imperfect sequences [] total 16 [2021-11-21 01:33:22,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518792171] [2021-11-21 01:33:22,076 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:22,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-21 01:33:22,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:22,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-21 01:33:22,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-11-21 01:33:22,078 INFO L87 Difference]: Start difference. First operand 100 states and 127 transitions. Second operand has 16 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 01:33:23,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:23,172 INFO L93 Difference]: Finished difference Result 226 states and 292 transitions. [2021-11-21 01:33:23,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-21 01:33:23,174 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 32 [2021-11-21 01:33:23,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:23,177 INFO L225 Difference]: With dead ends: 226 [2021-11-21 01:33:23,177 INFO L226 Difference]: Without dead ends: 148 [2021-11-21 01:33:23,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:33:23,179 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 76 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 967 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 79 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:23,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 967 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 133 Invalid, 0 Unknown, 79 Unchecked, 1.0s Time] [2021-11-21 01:33:23,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-11-21 01:33:23,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 145. [2021-11-21 01:33:23,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 110 states have (on average 1.2545454545454546) internal successors, (138), 117 states have internal predecessors, (138), 22 states have call successors, (22), 8 states have call predecessors, (22), 12 states have return successors, (29), 19 states have call predecessors, (29), 20 states have call successors, (29) [2021-11-21 01:33:23,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 189 transitions. [2021-11-21 01:33:23,200 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 189 transitions. Word has length 32 [2021-11-21 01:33:23,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:23,200 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 189 transitions. [2021-11-21 01:33:23,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 01:33:23,201 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 189 transitions. [2021-11-21 01:33:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 01:33:23,203 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:23,203 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:23,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-21 01:33:23,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:23,409 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:23,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:23,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1214087621, now seen corresponding path program 1 times [2021-11-21 01:33:23,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:23,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [97510995] [2021-11-21 01:33:23,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:23,411 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:23,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:23,412 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:23,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-21 01:33:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:27,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 1189 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-21 01:33:27,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:27,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:33:27,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:27,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:27,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:27,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:33:27,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:27,644 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:33:27,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 74 [2021-11-21 01:33:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:28,853 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:29,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 131 [2021-11-21 01:33:29,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:29,998 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:29,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [97510995] [2021-11-21 01:33:29,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [97510995] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:29,999 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:29,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 8] imperfect sequences [] total 16 [2021-11-21 01:33:29,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983946665] [2021-11-21 01:33:29,999 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:30,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-21 01:33:30,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:30,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-21 01:33:30,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-11-21 01:33:30,001 INFO L87 Difference]: Start difference. First operand 145 states and 189 transitions. Second operand has 16 states, 16 states have (on average 2.875) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 01:33:31,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:31,243 INFO L93 Difference]: Finished difference Result 311 states and 402 transitions. [2021-11-21 01:33:31,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-21 01:33:31,245 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 32 [2021-11-21 01:33:31,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:31,247 INFO L225 Difference]: With dead ends: 311 [2021-11-21 01:33:31,247 INFO L226 Difference]: Without dead ends: 202 [2021-11-21 01:33:31,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-11-21 01:33:31,250 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 80 mSDsluCounter, 1133 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 94 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:31,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 1246 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 156 Invalid, 0 Unknown, 94 Unchecked, 1.2s Time] [2021-11-21 01:33:31,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-11-21 01:33:31,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 189. [2021-11-21 01:33:31,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 149 states have (on average 1.25503355704698) internal successors, (187), 159 states have internal predecessors, (187), 24 states have call successors, (24), 10 states have call predecessors, (24), 15 states have return successors, (39), 19 states have call predecessors, (39), 22 states have call successors, (39) [2021-11-21 01:33:31,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 250 transitions. [2021-11-21 01:33:31,277 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 250 transitions. Word has length 32 [2021-11-21 01:33:31,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:31,278 INFO L470 AbstractCegarLoop]: Abstraction has 189 states and 250 transitions. [2021-11-21 01:33:31,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 15 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 01:33:31,278 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 250 transitions. [2021-11-21 01:33:31,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 01:33:31,281 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:31,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:31,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-21 01:33:31,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:31,482 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:31,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:31,483 INFO L85 PathProgramCache]: Analyzing trace with hash -632425719, now seen corresponding path program 1 times [2021-11-21 01:33:31,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:31,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1841252750] [2021-11-21 01:33:31,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:31,484 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:31,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:31,485 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:31,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-21 01:33:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:35,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-21 01:33:35,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:35,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:33:35,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:35,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:35,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:35,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:35,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:35,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:35,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:35,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:35,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:35,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:35,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:33:36,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:36,131 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:33:36,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 74 [2021-11-21 01:33:37,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:37,154 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:37,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 88 [2021-11-21 01:33:37,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:37,918 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:37,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1841252750] [2021-11-21 01:33:37,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1841252750] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:37,919 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:37,919 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 7] imperfect sequences [] total 14 [2021-11-21 01:33:37,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871664034] [2021-11-21 01:33:37,919 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:37,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-21 01:33:37,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:37,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-21 01:33:37,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:33:37,921 INFO L87 Difference]: Start difference. First operand 189 states and 250 transitions. Second operand has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 13 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 01:33:38,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:38,695 INFO L93 Difference]: Finished difference Result 342 states and 443 transitions. [2021-11-21 01:33:38,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 01:33:38,697 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 13 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 32 [2021-11-21 01:33:38,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:38,700 INFO L225 Difference]: With dead ends: 342 [2021-11-21 01:33:38,700 INFO L226 Difference]: Without dead ends: 220 [2021-11-21 01:33:38,701 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:33:38,702 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 71 mSDsluCounter, 682 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 792 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 55 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:38,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 792 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 79 Invalid, 0 Unknown, 55 Unchecked, 0.8s Time] [2021-11-21 01:33:38,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-11-21 01:33:38,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 196. [2021-11-21 01:33:38,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 156 states have (on average 1.2435897435897436) internal successors, (194), 166 states have internal predecessors, (194), 24 states have call successors, (24), 10 states have call predecessors, (24), 15 states have return successors, (42), 19 states have call predecessors, (42), 22 states have call successors, (42) [2021-11-21 01:33:38,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 260 transitions. [2021-11-21 01:33:38,728 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 260 transitions. Word has length 32 [2021-11-21 01:33:38,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:38,729 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 260 transitions. [2021-11-21 01:33:38,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 13 states have internal predecessors, (46), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 01:33:38,729 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 260 transitions. [2021-11-21 01:33:38,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 01:33:38,731 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:38,731 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:38,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:38,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:38,937 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:38,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:38,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1582161279, now seen corresponding path program 1 times [2021-11-21 01:33:38,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:38,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1302155789] [2021-11-21 01:33:38,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:38,939 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:38,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:38,940 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:38,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-21 01:33:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:42,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 1192 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-21 01:33:42,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:42,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 88 [2021-11-21 01:33:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:42,442 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:42,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 104 [2021-11-21 01:33:42,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:42,537 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:42,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1302155789] [2021-11-21 01:33:42,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1302155789] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:42,537 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:42,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-21 01:33:42,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678856662] [2021-11-21 01:33:42,538 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:42,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:33:42,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:42,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:33:42,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:33:42,542 INFO L87 Difference]: Start difference. First operand 196 states and 260 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-21 01:33:42,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:42,733 INFO L93 Difference]: Finished difference Result 313 states and 402 transitions. [2021-11-21 01:33:42,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:33:42,736 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 32 [2021-11-21 01:33:42,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:42,739 INFO L225 Difference]: With dead ends: 313 [2021-11-21 01:33:42,739 INFO L226 Difference]: Without dead ends: 182 [2021-11-21 01:33:42,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 58 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:33:42,741 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 1 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:42,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 309 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 01:33:42,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-11-21 01:33:42,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 175. [2021-11-21 01:33:42,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 137 states have (on average 1.2335766423357664) internal successors, (169), 146 states have internal predecessors, (169), 23 states have call successors, (23), 9 states have call predecessors, (23), 14 states have return successors, (37), 19 states have call predecessors, (37), 21 states have call successors, (37) [2021-11-21 01:33:42,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 229 transitions. [2021-11-21 01:33:42,783 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 229 transitions. Word has length 32 [2021-11-21 01:33:42,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:42,783 INFO L470 AbstractCegarLoop]: Abstraction has 175 states and 229 transitions. [2021-11-21 01:33:42,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-21 01:33:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 229 transitions. [2021-11-21 01:33:42,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 01:33:42,785 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:42,785 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:42,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:43,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:43,017 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:43,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:43,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1080074115, now seen corresponding path program 1 times [2021-11-21 01:33:43,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:43,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [997537267] [2021-11-21 01:33:43,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:43,019 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:43,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:43,020 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:43,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-21 01:33:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:43,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 1188 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 01:33:43,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:43,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:43,633 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:43,711 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:43,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [997537267] [2021-11-21 01:33:43,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [997537267] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:43,711 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:43,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-21 01:33:43,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939829272] [2021-11-21 01:33:43,712 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:43,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:33:43,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:43,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:33:43,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:33:43,713 INFO L87 Difference]: Start difference. First operand 175 states and 229 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-21 01:33:43,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:43,757 INFO L93 Difference]: Finished difference Result 337 states and 454 transitions. [2021-11-21 01:33:43,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:33:43,758 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 32 [2021-11-21 01:33:43,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:43,760 INFO L225 Difference]: With dead ends: 337 [2021-11-21 01:33:43,760 INFO L226 Difference]: Without dead ends: 205 [2021-11-21 01:33:43,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:33:43,762 INFO L933 BasicCegarLoop]: 117 mSDtfsCounter, 20 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:43,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 334 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 01:33:43,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-11-21 01:33:43,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 177. [2021-11-21 01:33:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 139 states have (on average 1.2302158273381294) internal successors, (171), 148 states have internal predecessors, (171), 23 states have call successors, (23), 9 states have call predecessors, (23), 14 states have return successors, (37), 19 states have call predecessors, (37), 21 states have call successors, (37) [2021-11-21 01:33:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 231 transitions. [2021-11-21 01:33:43,783 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 231 transitions. Word has length 32 [2021-11-21 01:33:43,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:43,784 INFO L470 AbstractCegarLoop]: Abstraction has 177 states and 231 transitions. [2021-11-21 01:33:43,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-21 01:33:43,784 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 231 transitions. [2021-11-21 01:33:43,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 01:33:43,785 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:43,785 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:43,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:43,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:43,996 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:43,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:43,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1769188598, now seen corresponding path program 1 times [2021-11-21 01:33:43,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:43,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1543635907] [2021-11-21 01:33:43,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:43,998 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:43,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:43,999 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:44,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-21 01:33:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:44,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 1199 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 01:33:44,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:44,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:44,999 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:45,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:45,255 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:45,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1543635907] [2021-11-21 01:33:45,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1543635907] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:45,255 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:45,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2021-11-21 01:33:45,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013010319] [2021-11-21 01:33:45,255 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:45,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 01:33:45,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:45,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 01:33:45,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-21 01:33:45,257 INFO L87 Difference]: Start difference. First operand 177 states and 231 transitions. Second operand has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 01:33:46,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:46,070 INFO L93 Difference]: Finished difference Result 304 states and 393 transitions. [2021-11-21 01:33:46,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-21 01:33:46,071 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 34 [2021-11-21 01:33:46,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:46,073 INFO L225 Difference]: With dead ends: 304 [2021-11-21 01:33:46,073 INFO L226 Difference]: Without dead ends: 198 [2021-11-21 01:33:46,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-11-21 01:33:46,075 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 49 mSDsluCounter, 524 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 65 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:46,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 634 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 86 Invalid, 0 Unknown, 65 Unchecked, 0.6s Time] [2021-11-21 01:33:46,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-11-21 01:33:46,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 177. [2021-11-21 01:33:46,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 139 states have (on average 1.2158273381294964) internal successors, (169), 148 states have internal predecessors, (169), 23 states have call successors, (23), 9 states have call predecessors, (23), 14 states have return successors, (37), 19 states have call predecessors, (37), 21 states have call successors, (37) [2021-11-21 01:33:46,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 229 transitions. [2021-11-21 01:33:46,089 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 229 transitions. Word has length 34 [2021-11-21 01:33:46,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:46,089 INFO L470 AbstractCegarLoop]: Abstraction has 177 states and 229 transitions. [2021-11-21 01:33:46,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.888888888888889) internal successors, (35), 9 states have internal predecessors, (35), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 01:33:46,089 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 229 transitions. [2021-11-21 01:33:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 01:33:46,090 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:46,090 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:46,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:46,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:46,314 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:46,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:46,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1847952206, now seen corresponding path program 1 times [2021-11-21 01:33:46,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:46,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2120305593] [2021-11-21 01:33:46,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:46,316 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:46,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:46,317 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:46,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-21 01:33:46,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:46,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 1200 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 01:33:46,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:46,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:46,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:46,979 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:46,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2120305593] [2021-11-21 01:33:46,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2120305593] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:46,980 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:46,980 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-21 01:33:46,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454785704] [2021-11-21 01:33:46,980 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:46,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:33:46,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:46,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:33:46,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:33:46,983 INFO L87 Difference]: Start difference. First operand 177 states and 229 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 01:33:47,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:47,019 INFO L93 Difference]: Finished difference Result 279 states and 357 transitions. [2021-11-21 01:33:47,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 01:33:47,020 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 34 [2021-11-21 01:33:47,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:47,022 INFO L225 Difference]: With dead ends: 279 [2021-11-21 01:33:47,022 INFO L226 Difference]: Without dead ends: 165 [2021-11-21 01:33:47,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:33:47,023 INFO L933 BasicCegarLoop]: 112 mSDtfsCounter, 35 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:47,024 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 313 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 01:33:47,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-21 01:33:47,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 158. [2021-11-21 01:33:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 121 states have (on average 1.1735537190082646) internal successors, (142), 129 states have internal predecessors, (142), 23 states have call successors, (23), 9 states have call predecessors, (23), 13 states have return successors, (34), 19 states have call predecessors, (34), 21 states have call successors, (34) [2021-11-21 01:33:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 199 transitions. [2021-11-21 01:33:47,035 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 199 transitions. Word has length 34 [2021-11-21 01:33:47,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:47,035 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 199 transitions. [2021-11-21 01:33:47,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 01:33:47,036 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 199 transitions. [2021-11-21 01:33:47,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 01:33:47,036 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:47,036 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:47,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:47,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:47,242 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:47,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:47,242 INFO L85 PathProgramCache]: Analyzing trace with hash -441460274, now seen corresponding path program 1 times [2021-11-21 01:33:47,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:47,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [369753139] [2021-11-21 01:33:47,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:47,244 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:47,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:47,245 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:47,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-21 01:33:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:47,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 1194 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 01:33:47,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:47,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:48,208 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:48,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [369753139] [2021-11-21 01:33:48,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [369753139] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:48,209 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:48,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 14 [2021-11-21 01:33:48,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549619315] [2021-11-21 01:33:48,209 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:48,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-21 01:33:48,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:48,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-21 01:33:48,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:33:48,211 INFO L87 Difference]: Start difference. First operand 158 states and 199 transitions. Second operand has 14 states, 12 states have (on average 2.75) internal successors, (33), 10 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-21 01:33:48,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:48,512 INFO L93 Difference]: Finished difference Result 172 states and 216 transitions. [2021-11-21 01:33:48,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 01:33:48,512 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 12 states have (on average 2.75) internal successors, (33), 10 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) Word has length 34 [2021-11-21 01:33:48,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:48,514 INFO L225 Difference]: With dead ends: 172 [2021-11-21 01:33:48,515 INFO L226 Difference]: Without dead ends: 170 [2021-11-21 01:33:48,515 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2021-11-21 01:33:48,516 INFO L933 BasicCegarLoop]: 102 mSDtfsCounter, 28 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:48,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 1173 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-21 01:33:48,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2021-11-21 01:33:48,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 160. [2021-11-21 01:33:48,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 123 states have (on average 1.170731707317073) internal successors, (144), 131 states have internal predecessors, (144), 23 states have call successors, (23), 9 states have call predecessors, (23), 13 states have return successors, (34), 19 states have call predecessors, (34), 21 states have call successors, (34) [2021-11-21 01:33:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 201 transitions. [2021-11-21 01:33:48,529 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 201 transitions. Word has length 34 [2021-11-21 01:33:48,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:48,530 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 201 transitions. [2021-11-21 01:33:48,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 12 states have (on average 2.75) internal successors, (33), 10 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-21 01:33:48,530 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 201 transitions. [2021-11-21 01:33:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 01:33:48,531 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:48,532 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:48,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:48,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:48,749 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:48,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:48,749 INFO L85 PathProgramCache]: Analyzing trace with hash 259604304, now seen corresponding path program 1 times [2021-11-21 01:33:48,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:48,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [323878650] [2021-11-21 01:33:48,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:48,751 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:48,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:48,752 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:48,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-21 01:33:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:54,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-21 01:33:54,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:55,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:33:55,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:55,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:55,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:33:55,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:33:55,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:33:55,186 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:33:55,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 74 [2021-11-21 01:33:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:56,331 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:57,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 88 [2021-11-21 01:33:57,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:33:57,128 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:57,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [323878650] [2021-11-21 01:33:57,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [323878650] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:57,128 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:57,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 7] imperfect sequences [] total 14 [2021-11-21 01:33:57,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144217843] [2021-11-21 01:33:57,129 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:57,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-21 01:33:57,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:57,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-21 01:33:57,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:33:57,130 INFO L87 Difference]: Start difference. First operand 160 states and 201 transitions. Second operand has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 13 states have internal predecessors, (50), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 01:33:58,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:58,089 INFO L93 Difference]: Finished difference Result 289 states and 354 transitions. [2021-11-21 01:33:58,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 01:33:58,092 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 13 states have internal predecessors, (50), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 34 [2021-11-21 01:33:58,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:58,093 INFO L225 Difference]: With dead ends: 289 [2021-11-21 01:33:58,093 INFO L226 Difference]: Without dead ends: 172 [2021-11-21 01:33:58,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:33:58,094 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 74 mSDsluCounter, 671 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 777 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 55 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:58,094 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [78 Valid, 777 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 95 Invalid, 0 Unknown, 55 Unchecked, 0.9s Time] [2021-11-21 01:33:58,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2021-11-21 01:33:58,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 152. [2021-11-21 01:33:58,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 115 states have (on average 1.1652173913043478) internal successors, (134), 123 states have internal predecessors, (134), 23 states have call successors, (23), 9 states have call predecessors, (23), 13 states have return successors, (33), 19 states have call predecessors, (33), 21 states have call successors, (33) [2021-11-21 01:33:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 190 transitions. [2021-11-21 01:33:58,108 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 190 transitions. Word has length 34 [2021-11-21 01:33:58,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:58,108 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 190 transitions. [2021-11-21 01:33:58,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 13 states have internal predecessors, (50), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-21 01:33:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2021-11-21 01:33:58,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 01:33:58,109 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:58,110 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:58,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:58,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:58,320 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:58,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:58,320 INFO L85 PathProgramCache]: Analyzing trace with hash 770635981, now seen corresponding path program 1 times [2021-11-21 01:33:58,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:58,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1910087607] [2021-11-21 01:33:58,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:58,322 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:58,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:58,324 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:58,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-21 01:33:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:33:58,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 1219 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 01:33:58,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:33:59,118 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:33:59,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:33:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:33:59,325 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:33:59,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1910087607] [2021-11-21 01:33:59,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1910087607] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:33:59,325 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:33:59,325 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-21 01:33:59,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534991451] [2021-11-21 01:33:59,325 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:33:59,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 01:33:59,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:33:59,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 01:33:59,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:33:59,327 INFO L87 Difference]: Start difference. First operand 152 states and 190 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-21 01:33:59,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:33:59,424 INFO L93 Difference]: Finished difference Result 188 states and 234 transitions. [2021-11-21 01:33:59,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 01:33:59,426 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 41 [2021-11-21 01:33:59,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:33:59,427 INFO L225 Difference]: With dead ends: 188 [2021-11-21 01:33:59,427 INFO L226 Difference]: Without dead ends: 149 [2021-11-21 01:33:59,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:33:59,429 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 37 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:33:59,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 262 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:33:59,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2021-11-21 01:33:59,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2021-11-21 01:33:59,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 113 states have (on average 1.1592920353982301) internal successors, (131), 120 states have internal predecessors, (131), 23 states have call successors, (23), 9 states have call predecessors, (23), 12 states have return successors, (32), 19 states have call predecessors, (32), 21 states have call successors, (32) [2021-11-21 01:33:59,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 186 transitions. [2021-11-21 01:33:59,445 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 186 transitions. Word has length 41 [2021-11-21 01:33:59,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:33:59,446 INFO L470 AbstractCegarLoop]: Abstraction has 149 states and 186 transitions. [2021-11-21 01:33:59,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-21 01:33:59,446 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2021-11-21 01:33:59,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 01:33:59,447 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:33:59,448 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:33:59,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-21 01:33:59,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:33:59,662 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:33:59,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:33:59,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1692464088, now seen corresponding path program 1 times [2021-11-21 01:33:59,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:33:59,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2036563125] [2021-11-21 01:33:59,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:33:59,664 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:33:59,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:33:59,665 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:33:59,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-21 01:34:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:34:00,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 01:34:00,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:34:02,843 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-21 01:34:02,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 67 [2021-11-21 01:34:02,850 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-21 01:34:02,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 26 [2021-11-21 01:34:03,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:34:03,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:34:05,669 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-21 01:34:05,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 1 [2021-11-21 01:34:08,194 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:34:08,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 43 [2021-11-21 01:34:08,225 INFO L354 Elim1Store]: treesize reduction 8, result has 46.7 percent of original size [2021-11-21 01:34:08,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 34 [2021-11-21 01:34:08,306 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:34:08,306 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:34:08,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2036563125] [2021-11-21 01:34:08,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2036563125] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:34:08,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1183505041] [2021-11-21 01:34:08,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:34:08,307 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:34:08,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:34:08,314 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:34:08,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2021-11-21 01:34:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:34:12,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 01:34:12,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:34:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 01:34:12,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:34:12,868 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 01:34:12,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1183505041] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:34:12,869 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-21 01:34:12,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [19, 17] total 36 [2021-11-21 01:34:12,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974982254] [2021-11-21 01:34:12,869 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:34:12,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 01:34:12,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:34:12,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 01:34:12,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=1154, Unknown=0, NotChecked=0, Total=1260 [2021-11-21 01:34:12,871 INFO L87 Difference]: Start difference. First operand 149 states and 186 transitions. Second operand has 12 states, 10 states have (on average 3.7) internal successors, (37), 8 states have internal predecessors, (37), 3 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-21 01:34:13,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:34:13,033 INFO L93 Difference]: Finished difference Result 157 states and 194 transitions. [2021-11-21 01:34:13,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 01:34:13,033 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 3.7) internal successors, (37), 8 states have internal predecessors, (37), 3 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) Word has length 47 [2021-11-21 01:34:13,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:34:13,034 INFO L225 Difference]: With dead ends: 157 [2021-11-21 01:34:13,034 INFO L226 Difference]: Without dead ends: 155 [2021-11-21 01:34:13,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 147 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=118, Invalid=1288, Unknown=0, NotChecked=0, Total=1406 [2021-11-21 01:34:13,036 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 26 mSDsluCounter, 589 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 694 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:34:13,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 694 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:34:13,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-11-21 01:34:13,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 154. [2021-11-21 01:34:13,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 116 states have (on average 1.1551724137931034) internal successors, (134), 123 states have internal predecessors, (134), 24 states have call successors, (24), 10 states have call predecessors, (24), 13 states have return successors, (33), 20 states have call predecessors, (33), 22 states have call successors, (33) [2021-11-21 01:34:13,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 191 transitions. [2021-11-21 01:34:13,046 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 191 transitions. Word has length 47 [2021-11-21 01:34:13,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:34:13,046 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 191 transitions. [2021-11-21 01:34:13,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 3.7) internal successors, (37), 8 states have internal predecessors, (37), 3 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-21 01:34:13,047 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 191 transitions. [2021-11-21 01:34:13,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 01:34:13,048 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:34:13,048 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:34:13,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-21 01:34:13,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2021-11-21 01:34:13,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-21 01:34:13,469 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:34:13,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:34:13,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1515912670, now seen corresponding path program 1 times [2021-11-21 01:34:13,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:34:13,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [712745824] [2021-11-21 01:34:13,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:34:13,471 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:34:13,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:34:13,472 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:34:13,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-21 01:34:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:34:14,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-21 01:34:14,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:34:16,356 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:34:16,356 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:34:18,108 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-21 01:34:18,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 1 [2021-11-21 01:34:20,535 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:34:20,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 43 [2021-11-21 01:34:20,559 INFO L354 Elim1Store]: treesize reduction 8, result has 46.7 percent of original size [2021-11-21 01:34:20,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 34 [2021-11-21 01:34:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:34:20,618 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:34:20,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [712745824] [2021-11-21 01:34:20,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [712745824] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:34:20,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [522715734] [2021-11-21 01:34:20,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:34:20,619 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:34:20,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:34:20,620 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:34:20,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2021-11-21 01:34:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:34:24,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-21 01:34:24,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:34:24,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:34:24,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:34:24,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:34:24,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:34:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:34:29,373 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:34:30,895 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:34:30,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [522715734] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:34:30,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [534851559] [2021-11-21 01:34:30,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:34:30,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:34:30,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:34:30,897 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:34:30,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-21 01:34:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:34:31,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 01:34:31,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:34:32,069 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-11-21 01:34:32,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:34:32,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:34:32,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:34:41,761 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:34:41,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:34:42,553 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:34:42,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 321 treesize of output 317 [2021-11-21 01:34:42,581 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:34:42,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 728 treesize of output 712 [2021-11-21 01:34:42,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:34:42,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:34:42,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 121 [2021-11-21 01:34:44,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:34:44,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-21 01:34:44,224 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:34:44,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [534851559] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:34:44,224 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-21 01:34:44,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 10] imperfect sequences [15, 13, 17, 13] total 51 [2021-11-21 01:34:44,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044571236] [2021-11-21 01:34:44,225 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:34:44,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-21 01:34:44,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:34:44,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-21 01:34:44,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=2269, Unknown=0, NotChecked=0, Total=2550 [2021-11-21 01:34:44,227 INFO L87 Difference]: Start difference. First operand 154 states and 191 transitions. Second operand has 21 states, 19 states have (on average 4.0) internal successors, (76), 20 states have internal predecessors, (76), 6 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 5 states have call successors, (7) [2021-11-21 01:34:46,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:34:46,160 INFO L93 Difference]: Finished difference Result 256 states and 327 transitions. [2021-11-21 01:34:46,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-21 01:34:46,161 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 4.0) internal successors, (76), 20 states have internal predecessors, (76), 6 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 5 states have call successors, (7) Word has length 51 [2021-11-21 01:34:46,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:34:46,162 INFO L225 Difference]: With dead ends: 256 [2021-11-21 01:34:46,162 INFO L226 Difference]: Without dead ends: 212 [2021-11-21 01:34:46,164 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 243 SyntacticMatches, 9 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1242 ImplicationChecksByTransitivity, 15.3s TimeCoverageRelationStatistics Valid=305, Invalid=2557, Unknown=0, NotChecked=0, Total=2862 [2021-11-21 01:34:46,164 INFO L933 BasicCegarLoop]: 136 mSDtfsCounter, 88 mSDsluCounter, 1417 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 1553 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 277 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:34:46,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 1553 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 241 Invalid, 0 Unknown, 277 Unchecked, 1.3s Time] [2021-11-21 01:34:46,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-11-21 01:34:46,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 182. [2021-11-21 01:34:46,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 137 states have (on average 1.1605839416058394) internal successors, (159), 144 states have internal predecessors, (159), 29 states have call successors, (29), 12 states have call predecessors, (29), 15 states have return successors, (41), 25 states have call predecessors, (41), 27 states have call successors, (41) [2021-11-21 01:34:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 229 transitions. [2021-11-21 01:34:46,179 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 229 transitions. Word has length 51 [2021-11-21 01:34:46,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:34:46,180 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 229 transitions. [2021-11-21 01:34:46,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 4.0) internal successors, (76), 20 states have internal predecessors, (76), 6 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 5 states have call successors, (7) [2021-11-21 01:34:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 229 transitions. [2021-11-21 01:34:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 01:34:46,182 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:34:46,182 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:34:46,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2021-11-21 01:34:46,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2021-11-21 01:34:46,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-21 01:34:46,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:34:46,791 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:34:46,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:34:46,791 INFO L85 PathProgramCache]: Analyzing trace with hash 236048992, now seen corresponding path program 1 times [2021-11-21 01:34:46,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:34:46,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2039374372] [2021-11-21 01:34:46,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:34:46,793 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:34:46,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:34:46,794 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:34:46,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-21 01:34:47,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:34:47,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 1235 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 01:34:47,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:34:49,222 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:34:49,222 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:34:50,555 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-11-21 01:34:50,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 1 [2021-11-21 01:34:51,042 INFO L354 Elim1Store]: treesize reduction 39, result has 46.6 percent of original size [2021-11-21 01:34:51,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 45 [2021-11-21 01:34:51,676 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:34:51,676 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:34:51,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2039374372] [2021-11-21 01:34:51,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2039374372] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:34:51,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1821594626] [2021-11-21 01:34:51,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:34:51,677 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:34:51,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:34:51,678 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:34:51,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-11-21 01:34:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:34:54,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 1235 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 01:34:54,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:34:54,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-21 01:34:54,962 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:34:54,963 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:34:55,983 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:34:55,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1821594626] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:34:55,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185019723] [2021-11-21 01:34:55,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:34:55,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:34:55,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:34:55,985 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:34:55,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-21 01:34:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:34:56,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 1235 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-21 01:34:56,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:34:57,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:34:57,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:34:57,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:34:57,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:34:57,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:34:57,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:34:57,185 INFO L354 Elim1Store]: treesize reduction 364, result has 14.4 percent of original size [2021-11-21 01:34:57,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 96 treesize of output 113 [2021-11-21 01:34:57,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:34:57,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:34:57,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:34:57,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:34:57,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:34:57,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:34:57,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 31 [2021-11-21 01:34:57,784 INFO L354 Elim1Store]: treesize reduction 340, result has 11.5 percent of original size [2021-11-21 01:34:57,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 11 case distinctions, treesize of input 77 treesize of output 74 [2021-11-21 01:35:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:09,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:35:10,414 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:35:10,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1185019723] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:35:10,415 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-21 01:35:10,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 15, 13, 17, 13] total 40 [2021-11-21 01:35:10,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649000184] [2021-11-21 01:35:10,416 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-21 01:35:10,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2021-11-21 01:35:10,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:35:10,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-11-21 01:35:10,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1379, Unknown=0, NotChecked=0, Total=1560 [2021-11-21 01:35:10,418 INFO L87 Difference]: Start difference. First operand 182 states and 229 transitions. Second operand has 40 states, 37 states have (on average 2.864864864864865) internal successors, (106), 37 states have internal predecessors, (106), 9 states have call successors, (11), 5 states have call predecessors, (11), 8 states have return successors, (10), 5 states have call predecessors, (10), 8 states have call successors, (10) [2021-11-21 01:35:14,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:35:14,540 INFO L93 Difference]: Finished difference Result 380 states and 478 transitions. [2021-11-21 01:35:14,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-21 01:35:14,542 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 37 states have (on average 2.864864864864865) internal successors, (106), 37 states have internal predecessors, (106), 9 states have call successors, (11), 5 states have call predecessors, (11), 8 states have return successors, (10), 5 states have call predecessors, (10), 8 states have call successors, (10) Word has length 51 [2021-11-21 01:35:14,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:35:14,544 INFO L225 Difference]: With dead ends: 380 [2021-11-21 01:35:14,544 INFO L226 Difference]: Without dead ends: 305 [2021-11-21 01:35:14,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 252 SyntacticMatches, 14 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=237, Invalid=1925, Unknown=0, NotChecked=0, Total=2162 [2021-11-21 01:35:14,547 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 238 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 403 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-21 01:35:14,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [251 Valid, 1904 Invalid, 923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 507 Invalid, 0 Unknown, 403 Unchecked, 2.4s Time] [2021-11-21 01:35:14,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-11-21 01:35:14,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 265. [2021-11-21 01:35:14,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 202 states have (on average 1.1485148514851484) internal successors, (232), 213 states have internal predecessors, (232), 36 states have call successors, (36), 19 states have call predecessors, (36), 26 states have return successors, (69), 32 states have call predecessors, (69), 34 states have call successors, (69) [2021-11-21 01:35:14,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 337 transitions. [2021-11-21 01:35:14,575 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 337 transitions. Word has length 51 [2021-11-21 01:35:14,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:35:14,575 INFO L470 AbstractCegarLoop]: Abstraction has 265 states and 337 transitions. [2021-11-21 01:35:14,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 37 states have (on average 2.864864864864865) internal successors, (106), 37 states have internal predecessors, (106), 9 states have call successors, (11), 5 states have call predecessors, (11), 8 states have return successors, (10), 5 states have call predecessors, (10), 8 states have call successors, (10) [2021-11-21 01:35:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 337 transitions. [2021-11-21 01:35:14,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 01:35:14,577 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:35:14,577 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:35:14,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-21 01:35:14,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2021-11-21 01:35:15,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (20)] Ended with exit code 0 [2021-11-21 01:35:15,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:35:15,190 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:35:15,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:35:15,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1610464348, now seen corresponding path program 1 times [2021-11-21 01:35:15,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:35:15,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [205132567] [2021-11-21 01:35:15,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:15,192 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:35:15,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:35:15,193 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:35:15,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-21 01:35:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:15,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 1236 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:35:15,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:35:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:17,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:35:18,473 INFO L354 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2021-11-21 01:35:18,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 1 [2021-11-21 01:35:18,868 INFO L354 Elim1Store]: treesize reduction 51, result has 40.0 percent of original size [2021-11-21 01:35:18,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 45 [2021-11-21 01:35:19,263 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:35:19,263 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:35:19,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [205132567] [2021-11-21 01:35:19,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [205132567] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:35:19,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [80351070] [2021-11-21 01:35:19,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:19,264 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:35:19,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:35:19,266 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:35:19,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2021-11-21 01:35:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:21,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 1236 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-21 01:35:21,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:35:21,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-21 01:35:25,361 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:25,361 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:35:27,730 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:35:27,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [80351070] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:35:27,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552707673] [2021-11-21 01:35:27,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:27,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:35:27,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:35:27,732 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:35:27,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-11-21 01:35:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:28,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 1236 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-21 01:35:28,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:35:29,228 INFO L354 Elim1Store]: treesize reduction 172, result has 14.0 percent of original size [2021-11-21 01:35:29,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 33 [2021-11-21 01:35:31,684 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:31,684 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:35:34,175 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_13 (_ BitVec 32)) (|ULTIMATE.start_aws_byte_buf_from_c_str_harness_~#buf~3#1.base| (_ BitVec 64)) (v_DerPreprocessor_12 (_ BitVec 32))) (let ((.cse3 (store (store (select |c_#memory_int| |c_ULTIMATE.start_aws_byte_buf_from_c_str_~#buf~0#1.base|) (bvadd |c_ULTIMATE.start_aws_byte_buf_from_c_str_~#buf~0#1.offset| (_ bv8 64)) v_DerPreprocessor_13) (bvadd |c_ULTIMATE.start_aws_byte_buf_from_c_str_~#buf~0#1.offset| (_ bv24 64)) v_DerPreprocessor_12))) (let ((.cse4 (select (store |c_#memory_int| |c_ULTIMATE.start_aws_byte_buf_from_c_str_~#buf~0#1.base| .cse3) |ULTIMATE.start_aws_byte_buf_from_c_str_harness_~#buf~3#1.base|))) (let ((.cse0 (select .cse4 (bvadd (_ bv20 64) |c_ULTIMATE.start_aws_byte_buf_from_c_str_harness_~#buf~3#1.offset|))) (.cse1 (select .cse4 (bvadd |c_ULTIMATE.start_aws_byte_buf_from_c_str_harness_~#buf~3#1.offset| (_ bv16 64)))) (.cse2 (concat (select .cse3 (bvadd |c_ULTIMATE.start_aws_byte_buf_from_c_str_~#buf~0#1.offset| (_ bv20 64))) (select .cse3 (bvadd |c_ULTIMATE.start_aws_byte_buf_from_c_str_~#buf~0#1.offset| (_ bv16 64)))))) (or (= (_ bv0 64) (concat .cse0 .cse1)) (not (= ((_ extract 63 32) .cse2) .cse0)) (not (= .cse1 ((_ extract 31 0) .cse2)))))))) is different from false [2021-11-21 01:35:36,679 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 01:35:36,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 3180 treesize of output 1 [2021-11-21 01:35:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:35:36,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552707673] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:35:36,697 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-21 01:35:36,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 10] imperfect sequences [13, 11, 15, 13] total 43 [2021-11-21 01:35:36,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712634492] [2021-11-21 01:35:36,697 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:35:36,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-21 01:35:36,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:35:36,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-21 01:35:36,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=1506, Unknown=1, NotChecked=80, Total=1806 [2021-11-21 01:35:36,699 INFO L87 Difference]: Start difference. First operand 265 states and 337 transitions. Second operand has 20 states, 18 states have (on average 4.222222222222222) internal successors, (76), 19 states have internal predecessors, (76), 6 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 5 states have call successors, (7) [2021-11-21 01:35:40,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:35:40,290 INFO L93 Difference]: Finished difference Result 422 states and 524 transitions. [2021-11-21 01:35:40,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-21 01:35:40,292 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 4.222222222222222) internal successors, (76), 19 states have internal predecessors, (76), 6 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 5 states have call successors, (7) Word has length 51 [2021-11-21 01:35:40,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:35:40,295 INFO L225 Difference]: With dead ends: 422 [2021-11-21 01:35:40,295 INFO L226 Difference]: Without dead ends: 265 [2021-11-21 01:35:40,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 248 SyntacticMatches, 11 SemanticMatches, 44 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 15.3s TimeCoverageRelationStatistics Valid=244, Invalid=1739, Unknown=1, NotChecked=86, Total=2070 [2021-11-21 01:35:40,297 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 64 mSDsluCounter, 970 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 210 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:35:40,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 1075 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 71 Invalid, 0 Unknown, 210 Unchecked, 0.8s Time] [2021-11-21 01:35:40,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2021-11-21 01:35:40,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 265. [2021-11-21 01:35:40,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 203 states have (on average 1.1330049261083743) internal successors, (230), 213 states have internal predecessors, (230), 36 states have call successors, (36), 19 states have call predecessors, (36), 25 states have return successors, (68), 32 states have call predecessors, (68), 34 states have call successors, (68) [2021-11-21 01:35:40,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 334 transitions. [2021-11-21 01:35:40,318 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 334 transitions. Word has length 51 [2021-11-21 01:35:40,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:35:40,319 INFO L470 AbstractCegarLoop]: Abstraction has 265 states and 334 transitions. [2021-11-21 01:35:40,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 4.222222222222222) internal successors, (76), 19 states have internal predecessors, (76), 6 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 5 states have call successors, (7) [2021-11-21 01:35:40,319 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 334 transitions. [2021-11-21 01:35:40,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 01:35:40,321 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:35:40,321 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:35:40,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-21 01:35:40,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-11-21 01:35:40,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2021-11-21 01:35:40,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-21 01:35:40,938 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:35:40,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:35:40,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1341344689, now seen corresponding path program 1 times [2021-11-21 01:35:40,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:35:40,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1677982749] [2021-11-21 01:35:40,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:40,940 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:35:40,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:35:40,941 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:35:40,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-21 01:35:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:41,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 1241 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 01:35:41,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:35:41,639 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-11-21 01:35:41,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:35:41,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:35:41,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:35:42,606 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-21 01:35:42,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 43 [2021-11-21 01:35:42,611 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-21 01:35:42,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 13 [2021-11-21 01:35:42,694 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 01:35:42,694 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:35:43,179 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 01:35:43,179 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:35:43,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1677982749] [2021-11-21 01:35:43,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1677982749] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-21 01:35:43,180 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:35:43,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 13 [2021-11-21 01:35:43,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791445033] [2021-11-21 01:35:43,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:35:43,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 01:35:43,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:35:43,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 01:35:43,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-11-21 01:35:43,181 INFO L87 Difference]: Start difference. First operand 265 states and 334 transitions. Second operand has 8 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 4 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-21 01:35:43,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:35:43,888 INFO L93 Difference]: Finished difference Result 271 states and 339 transitions. [2021-11-21 01:35:43,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 01:35:43,889 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 4 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 53 [2021-11-21 01:35:43,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:35:43,891 INFO L225 Difference]: With dead ends: 271 [2021-11-21 01:35:43,891 INFO L226 Difference]: Without dead ends: 269 [2021-11-21 01:35:43,891 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 85 SyntacticMatches, 8 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2021-11-21 01:35:43,892 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 17 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 42 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:35:43,892 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 560 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 116 Invalid, 0 Unknown, 42 Unchecked, 0.6s Time] [2021-11-21 01:35:43,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2021-11-21 01:35:43,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 269. [2021-11-21 01:35:43,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 206 states have (on average 1.1310679611650485) internal successors, (233), 216 states have internal predecessors, (233), 36 states have call successors, (36), 20 states have call predecessors, (36), 26 states have return successors, (68), 32 states have call predecessors, (68), 34 states have call successors, (68) [2021-11-21 01:35:43,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 337 transitions. [2021-11-21 01:35:43,916 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 337 transitions. Word has length 53 [2021-11-21 01:35:43,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:35:43,918 INFO L470 AbstractCegarLoop]: Abstraction has 269 states and 337 transitions. [2021-11-21 01:35:43,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 4 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-21 01:35:43,918 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 337 transitions. [2021-11-21 01:35:43,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 01:35:43,919 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:35:43,920 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:35:43,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-21 01:35:44,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:35:44,135 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:35:44,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:35:44,135 INFO L85 PathProgramCache]: Analyzing trace with hash 895504297, now seen corresponding path program 1 times [2021-11-21 01:35:44,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:35:44,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1086196079] [2021-11-21 01:35:44,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:44,137 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:35:44,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:35:44,139 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:35:44,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-21 01:35:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:44,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 1240 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:35:44,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:35:46,314 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:46,314 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:35:47,558 INFO L354 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2021-11-21 01:35:47,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 1 [2021-11-21 01:35:47,956 INFO L354 Elim1Store]: treesize reduction 51, result has 40.0 percent of original size [2021-11-21 01:35:47,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 45 [2021-11-21 01:35:48,343 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:35:48,344 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:35:48,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1086196079] [2021-11-21 01:35:48,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1086196079] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:35:48,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [526097635] [2021-11-21 01:35:48,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:48,344 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:35:48,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:35:48,345 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:35:48,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2021-11-21 01:35:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:50,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 1240 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 01:35:50,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:35:50,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-21 01:35:54,990 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:54,990 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:36:01,206 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:36:01,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [526097635] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:36:01,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2147068758] [2021-11-21 01:36:01,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:01,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:36:01,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:36:01,208 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:36:01,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-11-21 01:36:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:02,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 1240 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 01:36:02,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:36:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 01:36:04,094 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:36:04,953 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 01:36:04,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2147068758] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-21 01:36:04,953 INFO L186 FreeRefinementEngine]: Found 1 perfect and 5 imperfect interpolant sequences. [2021-11-21 01:36:04,954 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [13, 11, 17, 15, 13] total 60 [2021-11-21 01:36:04,954 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619462849] [2021-11-21 01:36:04,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:36:04,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 01:36:04,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:36:04,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 01:36:04,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=282, Invalid=3258, Unknown=0, NotChecked=0, Total=3540 [2021-11-21 01:36:04,957 INFO L87 Difference]: Start difference. First operand 269 states and 337 transitions. Second operand has 10 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-21 01:36:05,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:36:05,876 INFO L93 Difference]: Finished difference Result 283 states and 351 transitions. [2021-11-21 01:36:05,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 01:36:05,876 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 53 [2021-11-21 01:36:05,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:36:05,879 INFO L225 Difference]: With dead ends: 283 [2021-11-21 01:36:05,879 INFO L226 Difference]: Without dead ends: 281 [2021-11-21 01:36:05,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 251 SyntacticMatches, 5 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1547 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=309, Invalid=3851, Unknown=0, NotChecked=0, Total=4160 [2021-11-21 01:36:05,882 INFO L933 BasicCegarLoop]: 103 mSDtfsCounter, 26 mSDsluCounter, 778 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 881 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:36:05,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 881 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:36:05,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-11-21 01:36:05,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 275. [2021-11-21 01:36:05,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 211 states have (on average 1.127962085308057) internal successors, (238), 222 states have internal predecessors, (238), 36 states have call successors, (36), 20 states have call predecessors, (36), 27 states have return successors, (69), 32 states have call predecessors, (69), 34 states have call successors, (69) [2021-11-21 01:36:05,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 343 transitions. [2021-11-21 01:36:05,908 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 343 transitions. Word has length 53 [2021-11-21 01:36:05,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:36:05,909 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 343 transitions. [2021-11-21 01:36:05,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-11-21 01:36:05,909 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 343 transitions. [2021-11-21 01:36:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 01:36:05,910 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:36:05,911 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:36:05,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-11-21 01:36:06,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (27)] Ended with exit code 0 [2021-11-21 01:36:06,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2021-11-21 01:36:06,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-21 01:36:06,538 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:36:06,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:36:06,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1596568875, now seen corresponding path program 1 times [2021-11-21 01:36:06,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:36:06,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [230028147] [2021-11-21 01:36:06,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:06,540 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:36:06,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:36:06,540 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:36:06,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-21 01:36:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:07,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:36:07,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:36:08,505 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:36:08,506 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:36:09,870 INFO L354 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2021-11-21 01:36:09,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 1 [2021-11-21 01:36:10,288 INFO L354 Elim1Store]: treesize reduction 51, result has 40.0 percent of original size [2021-11-21 01:36:10,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 45 [2021-11-21 01:36:10,895 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:36:10,895 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:36:10,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [230028147] [2021-11-21 01:36:10,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [230028147] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:36:10,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [108782082] [2021-11-21 01:36:10,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:10,895 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:36:10,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:36:10,896 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:36:10,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2021-11-21 01:36:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:13,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:36:13,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:36:13,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-21 01:36:15,916 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:36:15,916 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:36:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:36:18,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [108782082] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:36:18,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199996827] [2021-11-21 01:36:18,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:18,560 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:36:18,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:36:18,560 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:36:18,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-11-21 01:36:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:19,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-21 01:36:19,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:36:19,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:36:19,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:36:19,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:36:19,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:36:19,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:36:19,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:36:19,886 INFO L354 Elim1Store]: treesize reduction 364, result has 14.4 percent of original size [2021-11-21 01:36:19,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 96 treesize of output 113 [2021-11-21 01:36:19,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:36:19,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:36:19,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:36:19,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:36:19,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:36:19,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:36:19,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 31 [2021-11-21 01:36:20,548 INFO L354 Elim1Store]: treesize reduction 340, result has 11.5 percent of original size [2021-11-21 01:36:20,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 11 case distinctions, treesize of input 77 treesize of output 74 [2021-11-21 01:36:43,501 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:36:43,501 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:36:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:36:44,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1199996827] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:36:44,498 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-21 01:36:44,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 14, 12, 16, 12] total 53 [2021-11-21 01:36:44,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805662636] [2021-11-21 01:36:44,498 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-21 01:36:44,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2021-11-21 01:36:44,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:36:44,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-11-21 01:36:44,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=2537, Unknown=3, NotChecked=0, Total=2756 [2021-11-21 01:36:44,501 INFO L87 Difference]: Start difference. First operand 275 states and 343 transitions. Second operand has 53 states, 48 states have (on average 3.3541666666666665) internal successors, (161), 48 states have internal predecessors, (161), 13 states have call successors, (15), 6 states have call predecessors, (15), 12 states have return successors, (16), 7 states have call predecessors, (16), 12 states have call successors, (16) [2021-11-21 01:36:48,895 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:51,179 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:27,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:37:27,923 INFO L93 Difference]: Finished difference Result 431 states and 519 transitions. [2021-11-21 01:37:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-11-21 01:37:27,925 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 48 states have (on average 3.3541666666666665) internal successors, (161), 48 states have internal predecessors, (161), 13 states have call successors, (15), 6 states have call predecessors, (15), 12 states have return successors, (16), 7 states have call predecessors, (16), 12 states have call successors, (16) Word has length 53 [2021-11-21 01:37:27,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:37:27,927 INFO L225 Difference]: With dead ends: 431 [2021-11-21 01:37:27,928 INFO L226 Difference]: Without dead ends: 335 [2021-11-21 01:37:27,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 259 SyntacticMatches, 21 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2534 ImplicationChecksByTransitivity, 63.6s TimeCoverageRelationStatistics Valid=644, Invalid=6487, Unknown=9, NotChecked=0, Total=7140 [2021-11-21 01:37:27,931 INFO L933 BasicCegarLoop]: 143 mSDtfsCounter, 429 mSDsluCounter, 3179 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 44 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 3322 SdHoareTripleChecker+Invalid, 1153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 632 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:37:27,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [433 Valid, 3322 Invalid, 1153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 475 Invalid, 2 Unknown, 632 Unchecked, 6.6s Time] [2021-11-21 01:37:27,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2021-11-21 01:37:27,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 320. [2021-11-21 01:37:27,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 246 states have (on average 1.1097560975609757) internal successors, (273), 259 states have internal predecessors, (273), 41 states have call successors, (41), 23 states have call predecessors, (41), 32 states have return successors, (71), 37 states have call predecessors, (71), 39 states have call successors, (71) [2021-11-21 01:37:27,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 385 transitions. [2021-11-21 01:37:27,958 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 385 transitions. Word has length 53 [2021-11-21 01:37:27,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:37:27,958 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 385 transitions. [2021-11-21 01:37:27,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 48 states have (on average 3.3541666666666665) internal successors, (161), 48 states have internal predecessors, (161), 13 states have call successors, (15), 6 states have call predecessors, (15), 12 states have return successors, (16), 7 states have call predecessors, (16), 12 states have call successors, (16) [2021-11-21 01:37:27,959 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 385 transitions. [2021-11-21 01:37:27,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 01:37:27,961 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:37:27,961 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:37:27,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2021-11-21 01:37:28,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2021-11-21 01:37:28,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2021-11-21 01:37:28,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:37:28,587 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:37:28,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:37:28,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1690785390, now seen corresponding path program 1 times [2021-11-21 01:37:28,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:37:28,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [433828098] [2021-11-21 01:37:28,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:37:28,589 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:37:28,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:37:28,590 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:37:28,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2021-11-21 01:37:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:37:33,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 1240 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 01:37:33,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:37:33,919 INFO L354 Elim1Store]: treesize reduction 70, result has 20.5 percent of original size [2021-11-21 01:37:33,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 88 [2021-11-21 01:37:34,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:37:34,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,342 INFO L354 Elim1Store]: treesize reduction 103, result has 20.2 percent of original size [2021-11-21 01:37:34,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 82 [2021-11-21 01:37:34,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,759 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:37:34,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 92 treesize of output 79 [2021-11-21 01:37:34,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:34,777 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:37:34,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 67 [2021-11-21 01:37:36,111 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:37:36,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:37:36,950 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:37:36,951 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:37:36,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [433828098] [2021-11-21 01:37:36,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [433828098] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:37:36,951 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:37:36,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 8] imperfect sequences [] total 17 [2021-11-21 01:37:36,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999687273] [2021-11-21 01:37:36,952 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:37:36,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-21 01:37:36,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:37:36,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-21 01:37:36,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:37:36,953 INFO L87 Difference]: Start difference. First operand 320 states and 385 transitions. Second operand has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 16 states have internal predecessors, (75), 5 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) [2021-11-21 01:37:37,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:37:37,266 INFO L93 Difference]: Finished difference Result 423 states and 490 transitions. [2021-11-21 01:37:37,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-21 01:37:37,267 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 16 states have internal predecessors, (75), 5 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) Word has length 60 [2021-11-21 01:37:37,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:37:37,269 INFO L225 Difference]: With dead ends: 423 [2021-11-21 01:37:37,270 INFO L226 Difference]: Without dead ends: 298 [2021-11-21 01:37:37,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 101 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:37:37,271 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 92 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 105 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:37:37,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 622 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 105 Unchecked, 0.3s Time] [2021-11-21 01:37:37,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2021-11-21 01:37:37,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298. [2021-11-21 01:37:37,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 229 states have (on average 1.1004366812227073) internal successors, (252), 241 states have internal predecessors, (252), 37 states have call successors, (37), 23 states have call predecessors, (37), 31 states have return successors, (61), 33 states have call predecessors, (61), 35 states have call successors, (61) [2021-11-21 01:37:37,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 350 transitions. [2021-11-21 01:37:37,305 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 350 transitions. Word has length 60 [2021-11-21 01:37:37,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:37:37,306 INFO L470 AbstractCegarLoop]: Abstraction has 298 states and 350 transitions. [2021-11-21 01:37:37,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 16 states have internal predecessors, (75), 5 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) [2021-11-21 01:37:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 350 transitions. [2021-11-21 01:37:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 01:37:37,308 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:37:37,308 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:37:37,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (33)] Forceful destruction successful, exit code 0 [2021-11-21 01:37:37,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:37:37,522 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:37:37,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:37:37,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1105463510, now seen corresponding path program 1 times [2021-11-21 01:37:37,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:37:37,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773687834] [2021-11-21 01:37:37,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:37:37,523 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:37:37,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:37:37,524 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:37:37,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2021-11-21 01:37:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:37:44,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-21 01:37:44,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:37:44,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:37:44,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:44,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:44,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:44,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:44,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:44,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:44,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:44,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:37:45,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,142 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:37:45,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 109 treesize of output 90 [2021-11-21 01:37:45,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:45,160 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:37:45,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 92 treesize of output 85 [2021-11-21 01:37:46,559 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:37:46,559 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:37:47,313 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:37:47,313 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:37:47,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773687834] [2021-11-21 01:37:47,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [773687834] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:37:47,314 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:37:47,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 7] imperfect sequences [] total 14 [2021-11-21 01:37:47,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959769778] [2021-11-21 01:37:47,314 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:37:47,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-21 01:37:47,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:37:47,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-21 01:37:47,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:37:47,315 INFO L87 Difference]: Start difference. First operand 298 states and 350 transitions. Second operand has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-21 01:37:48,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:37:48,438 INFO L93 Difference]: Finished difference Result 453 states and 511 transitions. [2021-11-21 01:37:48,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 01:37:48,441 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 60 [2021-11-21 01:37:48,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:37:48,443 INFO L225 Difference]: With dead ends: 453 [2021-11-21 01:37:48,443 INFO L226 Difference]: Without dead ends: 286 [2021-11-21 01:37:48,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 104 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2021-11-21 01:37:48,445 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 75 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 173 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:37:48,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 994 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 88 Invalid, 0 Unknown, 173 Unchecked, 0.8s Time] [2021-11-21 01:37:48,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-11-21 01:37:48,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 231. [2021-11-21 01:37:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 179 states have (on average 1.1173184357541899) internal successors, (200), 189 states have internal predecessors, (200), 29 states have call successors, (29), 16 states have call predecessors, (29), 22 states have return successors, (38), 25 states have call predecessors, (38), 27 states have call successors, (38) [2021-11-21 01:37:48,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 267 transitions. [2021-11-21 01:37:48,463 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 267 transitions. Word has length 60 [2021-11-21 01:37:48,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:37:48,464 INFO L470 AbstractCegarLoop]: Abstraction has 231 states and 267 transitions. [2021-11-21 01:37:48,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-21 01:37:48,464 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 267 transitions. [2021-11-21 01:37:48,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 01:37:48,466 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:37:48,466 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:37:48,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (34)] Ended with exit code 0 [2021-11-21 01:37:48,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:37:48,689 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:37:48,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:37:48,690 INFO L85 PathProgramCache]: Analyzing trace with hash 63126768, now seen corresponding path program 1 times [2021-11-21 01:37:48,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:37:48,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1904599055] [2021-11-21 01:37:48,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:37:48,691 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:37:48,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:37:48,692 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:37:48,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2021-11-21 01:37:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:37:56,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 1241 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-21 01:37:56,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:37:56,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:37:56,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:37:56,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:37:56,743 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:37:56,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 74 [2021-11-21 01:37:57,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:37:57,973 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:37:59,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 236 treesize of output 216 [2021-11-21 01:37:59,690 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:37:59,690 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:37:59,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1904599055] [2021-11-21 01:37:59,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1904599055] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:37:59,690 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:37:59,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 7] imperfect sequences [] total 14 [2021-11-21 01:37:59,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732435713] [2021-11-21 01:37:59,691 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:37:59,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-21 01:37:59,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:37:59,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-21 01:37:59,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:37:59,692 INFO L87 Difference]: Start difference. First operand 231 states and 267 transitions. Second operand has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-21 01:38:02,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:38:02,055 INFO L93 Difference]: Finished difference Result 406 states and 464 transitions. [2021-11-21 01:38:02,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-21 01:38:02,058 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 60 [2021-11-21 01:38:02,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:38:02,059 INFO L225 Difference]: With dead ends: 406 [2021-11-21 01:38:02,059 INFO L226 Difference]: Without dead ends: 289 [2021-11-21 01:38:02,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 106 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=98, Invalid=322, Unknown=0, NotChecked=0, Total=420 [2021-11-21 01:38:02,061 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 84 mSDsluCounter, 881 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 1000 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 139 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:38:02,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 1000 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 112 Invalid, 0 Unknown, 139 Unchecked, 1.0s Time] [2021-11-21 01:38:02,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2021-11-21 01:38:02,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 245. [2021-11-21 01:38:02,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 192 states have (on average 1.1197916666666667) internal successors, (215), 203 states have internal predecessors, (215), 29 states have call successors, (29), 16 states have call predecessors, (29), 23 states have return successors, (39), 25 states have call predecessors, (39), 27 states have call successors, (39) [2021-11-21 01:38:02,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 283 transitions. [2021-11-21 01:38:02,080 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 283 transitions. Word has length 60 [2021-11-21 01:38:02,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:38:02,080 INFO L470 AbstractCegarLoop]: Abstraction has 245 states and 283 transitions. [2021-11-21 01:38:02,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-21 01:38:02,080 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 283 transitions. [2021-11-21 01:38:02,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 01:38:02,082 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:38:02,082 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:38:02,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (35)] Forceful destruction successful, exit code 0 [2021-11-21 01:38:02,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:38:02,305 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:38:02,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:38:02,306 INFO L85 PathProgramCache]: Analyzing trace with hash 321292206, now seen corresponding path program 1 times [2021-11-21 01:38:02,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:38:02,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [592232012] [2021-11-21 01:38:02,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:38:02,307 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:38:02,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:38:02,308 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:38:02,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2021-11-21 01:38:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:38:02,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 01:38:02,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:38:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:38:03,106 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:38:03,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:38:03,347 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:38:03,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [592232012] [2021-11-21 01:38:03,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [592232012] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:38:03,347 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:38:03,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-21 01:38:03,347 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564393469] [2021-11-21 01:38:03,347 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:38:03,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-21 01:38:03,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:38:03,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-21 01:38:03,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:38:03,349 INFO L87 Difference]: Start difference. First operand 245 states and 283 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) [2021-11-21 01:38:03,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:38:03,847 INFO L93 Difference]: Finished difference Result 388 states and 455 transitions. [2021-11-21 01:38:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 01:38:03,848 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) Word has length 60 [2021-11-21 01:38:03,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:38:03,850 INFO L225 Difference]: With dead ends: 388 [2021-11-21 01:38:03,850 INFO L226 Difference]: Without dead ends: 250 [2021-11-21 01:38:03,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 112 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-21 01:38:03,852 INFO L933 BasicCegarLoop]: 108 mSDtfsCounter, 41 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 26 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:38:03,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 383 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 40 Invalid, 0 Unknown, 26 Unchecked, 0.3s Time] [2021-11-21 01:38:03,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-11-21 01:38:03,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 237. [2021-11-21 01:38:03,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 185 states have (on average 1.0972972972972972) internal successors, (203), 195 states have internal predecessors, (203), 29 states have call successors, (29), 16 states have call predecessors, (29), 22 states have return successors, (36), 25 states have call predecessors, (36), 27 states have call successors, (36) [2021-11-21 01:38:03,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 268 transitions. [2021-11-21 01:38:03,870 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 268 transitions. Word has length 60 [2021-11-21 01:38:03,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:38:03,870 INFO L470 AbstractCegarLoop]: Abstraction has 237 states and 268 transitions. [2021-11-21 01:38:03,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) [2021-11-21 01:38:03,870 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 268 transitions. [2021-11-21 01:38:03,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 01:38:03,872 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:38:03,872 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:38:03,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (36)] Forceful destruction successful, exit code 0 [2021-11-21 01:38:04,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:38:04,085 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:38:04,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:38:04,086 INFO L85 PathProgramCache]: Analyzing trace with hash -2002837365, now seen corresponding path program 1 times [2021-11-21 01:38:04,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:38:04,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [881813050] [2021-11-21 01:38:04,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:38:04,088 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:38:04,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:38:04,088 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:38:04,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2021-11-21 01:38:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:38:04,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 01:38:04,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:38:06,646 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-21 01:38:06,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 39 [2021-11-21 01:38:06,654 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-21 01:38:06,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 13 [2021-11-21 01:38:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:38:06,709 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:38:07,639 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-21 01:38:07,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 1 [2021-11-21 01:38:09,846 INFO L354 Elim1Store]: treesize reduction 8, result has 46.7 percent of original size [2021-11-21 01:38:09,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 35 [2021-11-21 01:38:09,854 INFO L354 Elim1Store]: treesize reduction 14, result has 6.7 percent of original size [2021-11-21 01:38:09,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-21 01:38:09,904 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:38:09,904 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:38:09,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [881813050] [2021-11-21 01:38:09,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [881813050] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:38:09,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [858344261] [2021-11-21 01:38:09,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:38:09,905 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:38:09,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:38:09,906 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:38:09,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2021-11-21 01:38:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:38:13,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 01:38:13,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:38:13,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:13,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:38:13,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:13,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:38:18,868 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-21 01:38:18,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 73 treesize of output 49 [2021-11-21 01:38:18,876 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-21 01:38:18,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 16 [2021-11-21 01:38:18,891 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:38:18,891 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:38:19,956 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:38:19,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [858344261] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:38:19,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000429251] [2021-11-21 01:38:19,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:38:19,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:38:19,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:38:19,957 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:38:19,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-11-21 01:38:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:38:20,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 01:38:20,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:38:20,976 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-11-21 01:38:20,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:38:20,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:20,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:38:32,709 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-11-21 01:38:32,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 55 [2021-11-21 01:38:32,718 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-11-21 01:38:32,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 16 [2021-11-21 01:38:32,733 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 01:38:32,733 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:38:33,182 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:38:33,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 321 treesize of output 317 [2021-11-21 01:38:33,225 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:38:33,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 728 treesize of output 712 [2021-11-21 01:38:33,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:38:33,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:38:33,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 121 [2021-11-21 01:38:34,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:38:34,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-21 01:38:34,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:38:34,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2021-11-21 01:38:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 01:38:34,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1000429251] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:38:34,741 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-21 01:38:34,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 7] imperfect sequences [12, 10, 14, 10] total 33 [2021-11-21 01:38:34,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779096761] [2021-11-21 01:38:34,742 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:38:34,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-21 01:38:34,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:38:34,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-21 01:38:34,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=932, Unknown=0, NotChecked=0, Total=1056 [2021-11-21 01:38:34,743 INFO L87 Difference]: Start difference. First operand 237 states and 268 transitions. Second operand has 11 states, 11 states have (on average 4.454545454545454) internal successors, (49), 11 states have internal predecessors, (49), 6 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) [2021-11-21 01:38:35,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:38:35,080 INFO L93 Difference]: Finished difference Result 336 states and 378 transitions. [2021-11-21 01:38:35,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-21 01:38:35,082 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.454545454545454) internal successors, (49), 11 states have internal predecessors, (49), 6 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) Word has length 60 [2021-11-21 01:38:35,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:38:35,083 INFO L225 Difference]: With dead ends: 336 [2021-11-21 01:38:35,083 INFO L226 Difference]: Without dead ends: 300 [2021-11-21 01:38:35,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 298 SyntacticMatches, 25 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 16.1s TimeCoverageRelationStatistics Valid=124, Invalid=932, Unknown=0, NotChecked=0, Total=1056 [2021-11-21 01:38:35,084 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 13 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 90 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:38:35,085 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 785 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 90 Unchecked, 0.3s Time] [2021-11-21 01:38:35,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2021-11-21 01:38:35,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 297. [2021-11-21 01:38:35,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 232 states have (on average 1.0991379310344827) internal successors, (255), 242 states have internal predecessors, (255), 36 states have call successors, (36), 21 states have call predecessors, (36), 28 states have return successors, (45), 33 states have call predecessors, (45), 34 states have call successors, (45) [2021-11-21 01:38:35,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 336 transitions. [2021-11-21 01:38:35,105 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 336 transitions. Word has length 60 [2021-11-21 01:38:35,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:38:35,106 INFO L470 AbstractCegarLoop]: Abstraction has 297 states and 336 transitions. [2021-11-21 01:38:35,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.454545454545454) internal successors, (49), 11 states have internal predecessors, (49), 6 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) [2021-11-21 01:38:35,106 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 336 transitions. [2021-11-21 01:38:35,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 01:38:35,107 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:38:35,108 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:38:35,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2021-11-21 01:38:35,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (37)] Forceful destruction successful, exit code 0 [2021-11-21 01:38:35,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2021-11-21 01:38:35,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:38:35,716 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:38:35,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:38:35,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1430701153, now seen corresponding path program 1 times [2021-11-21 01:38:35,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:38:35,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1421848152] [2021-11-21 01:38:35,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:38:35,717 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:38:35,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:38:35,719 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:38:35,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (40)] Waiting until timeout for monitored process [2021-11-21 01:38:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:38:36,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 01:38:36,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:38:36,541 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 01:38:36,541 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:38:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 01:38:36,738 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:38:36,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1421848152] [2021-11-21 01:38:36,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1421848152] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:38:36,738 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:38:36,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-21 01:38:36,739 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101881531] [2021-11-21 01:38:36,739 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:38:36,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:38:36,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:38:36,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:38:36,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:38:36,741 INFO L87 Difference]: Start difference. First operand 297 states and 336 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-21 01:38:36,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:38:36,783 INFO L93 Difference]: Finished difference Result 327 states and 374 transitions. [2021-11-21 01:38:36,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:38:36,784 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 61 [2021-11-21 01:38:36,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:38:36,786 INFO L225 Difference]: With dead ends: 327 [2021-11-21 01:38:36,786 INFO L226 Difference]: Without dead ends: 315 [2021-11-21 01:38:36,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:38:36,787 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 3 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:38:36,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 318 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 01:38:36,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2021-11-21 01:38:36,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 311. [2021-11-21 01:38:36,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 241 states have (on average 1.095435684647303) internal successors, (264), 251 states have internal predecessors, (264), 41 states have call successors, (41), 21 states have call predecessors, (41), 28 states have return successors, (50), 38 states have call predecessors, (50), 39 states have call successors, (50) [2021-11-21 01:38:36,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 355 transitions. [2021-11-21 01:38:36,812 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 355 transitions. Word has length 61 [2021-11-21 01:38:36,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:38:36,812 INFO L470 AbstractCegarLoop]: Abstraction has 311 states and 355 transitions. [2021-11-21 01:38:36,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-21 01:38:36,813 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 355 transitions. [2021-11-21 01:38:36,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 01:38:36,814 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:38:36,814 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:38:36,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (40)] Forceful destruction successful, exit code 0 [2021-11-21 01:38:37,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:38:37,037 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:38:37,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:38:37,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1195340359, now seen corresponding path program 1 times [2021-11-21 01:38:37,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:38:37,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1162371210] [2021-11-21 01:38:37,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:38:37,040 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:38:37,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:38:37,042 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:38:37,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (41)] Waiting until timeout for monitored process [2021-11-21 01:38:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:38:43,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 1248 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-21 01:38:43,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:38:43,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:38:43,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:43,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:43,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:43,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:43,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:43,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:43,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:43,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:38:44,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:44,061 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:38:44,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 78 treesize of output 69 [2021-11-21 01:38:45,504 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:38:45,504 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:38:46,316 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:38:46,316 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:38:46,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1162371210] [2021-11-21 01:38:46,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1162371210] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:38:46,316 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:38:46,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 7] imperfect sequences [] total 14 [2021-11-21 01:38:46,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055046572] [2021-11-21 01:38:46,316 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:38:46,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-21 01:38:46,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:38:46,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-21 01:38:46,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:38:46,317 INFO L87 Difference]: Start difference. First operand 311 states and 355 transitions. Second operand has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-21 01:38:46,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:38:46,995 INFO L93 Difference]: Finished difference Result 413 states and 459 transitions. [2021-11-21 01:38:47,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 01:38:47,010 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 62 [2021-11-21 01:38:47,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:38:47,012 INFO L225 Difference]: With dead ends: 413 [2021-11-21 01:38:47,013 INFO L226 Difference]: Without dead ends: 258 [2021-11-21 01:38:47,013 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-21 01:38:47,014 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 52 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 799 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 74 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:38:47,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 799 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 82 Invalid, 0 Unknown, 74 Unchecked, 0.7s Time] [2021-11-21 01:38:47,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-11-21 01:38:47,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 226. [2021-11-21 01:38:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 172 states have (on average 1.0872093023255813) internal successors, (187), 177 states have internal predecessors, (187), 33 states have call successors, (33), 18 states have call predecessors, (33), 20 states have return successors, (33), 30 states have call predecessors, (33), 31 states have call successors, (33) [2021-11-21 01:38:47,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 253 transitions. [2021-11-21 01:38:47,033 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 253 transitions. Word has length 62 [2021-11-21 01:38:47,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:38:47,034 INFO L470 AbstractCegarLoop]: Abstraction has 226 states and 253 transitions. [2021-11-21 01:38:47,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-21 01:38:47,034 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 253 transitions. [2021-11-21 01:38:47,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 01:38:47,035 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:38:47,035 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:38:47,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (41)] Forceful destruction successful, exit code 0 [2021-11-21 01:38:47,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:38:47,261 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:38:47,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:38:47,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1329353865, now seen corresponding path program 1 times [2021-11-21 01:38:47,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:38:47,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [502600049] [2021-11-21 01:38:47,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:38:47,263 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:38:47,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:38:47,264 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:38:47,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (42)] Waiting until timeout for monitored process [2021-11-21 01:38:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:38:49,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 1248 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-21 01:38:49,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:38:49,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:38:49,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2021-11-21 01:38:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:38:51,325 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:38:53,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2021-11-21 01:38:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:38:53,897 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:38:53,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [502600049] [2021-11-21 01:38:53,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [502600049] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:38:53,898 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:38:53,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20, 19] imperfect sequences [] total 37 [2021-11-21 01:38:53,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956623160] [2021-11-21 01:38:53,898 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:38:53,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-11-21 01:38:53,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:38:53,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-11-21 01:38:53,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1237, Unknown=0, NotChecked=0, Total=1332 [2021-11-21 01:38:53,899 INFO L87 Difference]: Start difference. First operand 226 states and 253 transitions. Second operand has 37 states, 33 states have (on average 2.090909090909091) internal successors, (69), 30 states have internal predecessors, (69), 7 states have call successors, (11), 4 states have call predecessors, (11), 5 states have return successors, (10), 7 states have call predecessors, (10), 5 states have call successors, (10) [2021-11-21 01:39:00,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:39:00,513 INFO L93 Difference]: Finished difference Result 314 states and 346 transitions. [2021-11-21 01:39:00,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-11-21 01:39:00,513 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 33 states have (on average 2.090909090909091) internal successors, (69), 30 states have internal predecessors, (69), 7 states have call successors, (11), 4 states have call predecessors, (11), 5 states have return successors, (10), 7 states have call predecessors, (10), 5 states have call successors, (10) Word has length 62 [2021-11-21 01:39:00,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:39:00,515 INFO L225 Difference]: With dead ends: 314 [2021-11-21 01:39:00,515 INFO L226 Difference]: Without dead ends: 244 [2021-11-21 01:39:00,517 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 556 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=308, Invalid=3114, Unknown=0, NotChecked=0, Total=3422 [2021-11-21 01:39:00,517 INFO L933 BasicCegarLoop]: 124 mSDtfsCounter, 119 mSDsluCounter, 2672 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 2796 SdHoareTripleChecker+Invalid, 1139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 298 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-11-21 01:39:00,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 2796 Invalid, 1139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 792 Invalid, 0 Unknown, 298 Unchecked, 3.3s Time] [2021-11-21 01:39:00,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2021-11-21 01:39:00,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 215. [2021-11-21 01:39:00,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 164 states have (on average 1.0853658536585367) internal successors, (178), 167 states have internal predecessors, (178), 31 states have call successors, (31), 18 states have call predecessors, (31), 19 states have return successors, (30), 29 states have call predecessors, (30), 29 states have call successors, (30) [2021-11-21 01:39:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 239 transitions. [2021-11-21 01:39:00,536 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 239 transitions. Word has length 62 [2021-11-21 01:39:00,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:39:00,537 INFO L470 AbstractCegarLoop]: Abstraction has 215 states and 239 transitions. [2021-11-21 01:39:00,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 33 states have (on average 2.090909090909091) internal successors, (69), 30 states have internal predecessors, (69), 7 states have call successors, (11), 4 states have call predecessors, (11), 5 states have return successors, (10), 7 states have call predecessors, (10), 5 states have call successors, (10) [2021-11-21 01:39:00,537 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 239 transitions. [2021-11-21 01:39:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 01:39:00,538 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:39:00,539 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:39:00,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (42)] Forceful destruction successful, exit code 0 [2021-11-21 01:39:00,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:39:00,761 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:39:00,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:39:00,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1337895725, now seen corresponding path program 1 times [2021-11-21 01:39:00,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:39:00,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [799259810] [2021-11-21 01:39:00,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:39:00,764 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:39:00,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:39:00,765 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:39:00,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (43)] Waiting until timeout for monitored process [2021-11-21 01:39:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:39:01,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 01:39:01,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:39:04,940 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 01:39:04,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 67 treesize of output 23 [2021-11-21 01:39:05,135 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:39:05,135 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:39:06,071 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-11-21 01:39:06,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 1 [2021-11-21 01:39:06,578 INFO L354 Elim1Store]: treesize reduction 39, result has 46.6 percent of original size [2021-11-21 01:39:06,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 45 [2021-11-21 01:39:07,065 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:39:07,065 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:39:07,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [799259810] [2021-11-21 01:39:07,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [799259810] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:39:07,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1626447649] [2021-11-21 01:39:07,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:39:07,065 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:39:07,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:39:07,066 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:39:07,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2021-11-21 01:39:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:39:10,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 01:39:10,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:39:10,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-21 01:39:13,208 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 01:39:13,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 67 treesize of output 23 [2021-11-21 01:39:13,315 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:39:13,316 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:39:14,031 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:39:14,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1626447649] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:39:14,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1474496769] [2021-11-21 01:39:14,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:39:14,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:39:14,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:39:14,033 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:39:14,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-21 01:39:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:39:14,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-21 01:39:14,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:39:14,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:39:14,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:39:14,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:39:14,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:39:14,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:39:14,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:39:15,131 INFO L354 Elim1Store]: treesize reduction 364, result has 14.4 percent of original size [2021-11-21 01:39:15,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 96 treesize of output 113 [2021-11-21 01:39:15,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:39:15,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:39:15,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:39:15,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:39:15,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:39:15,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:39:15,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 31 [2021-11-21 01:39:15,655 INFO L354 Elim1Store]: treesize reduction 340, result has 11.5 percent of original size [2021-11-21 01:39:15,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 11 case distinctions, treesize of input 77 treesize of output 74 [2021-11-21 01:39:31,085 INFO L354 Elim1Store]: treesize reduction 192, result has 0.5 percent of original size [2021-11-21 01:39:31,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 110 treesize of output 48 [2021-11-21 01:39:31,137 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 01:39:31,137 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:39:33,964 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 01:39:33,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1474496769] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:39:33,964 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-21 01:39:33,964 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 14, 12, 20, 18] total 44 [2021-11-21 01:39:33,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55460963] [2021-11-21 01:39:33,965 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-21 01:39:33,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2021-11-21 01:39:33,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:39:33,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-11-21 01:39:33,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=1719, Unknown=0, NotChecked=0, Total=1892 [2021-11-21 01:39:33,967 INFO L87 Difference]: Start difference. First operand 215 states and 239 transitions. Second operand has 44 states, 40 states have (on average 3.025) internal successors, (121), 38 states have internal predecessors, (121), 12 states have call successors, (20), 5 states have call predecessors, (20), 8 states have return successors, (18), 9 states have call predecessors, (18), 10 states have call successors, (18) [2021-11-21 01:39:41,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:39:41,794 INFO L93 Difference]: Finished difference Result 303 states and 338 transitions. [2021-11-21 01:39:41,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-11-21 01:39:41,795 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 40 states have (on average 3.025) internal successors, (121), 38 states have internal predecessors, (121), 12 states have call successors, (20), 5 states have call predecessors, (20), 8 states have return successors, (18), 9 states have call predecessors, (18), 10 states have call successors, (18) Word has length 62 [2021-11-21 01:39:41,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:39:41,796 INFO L225 Difference]: With dead ends: 303 [2021-11-21 01:39:41,797 INFO L226 Difference]: Without dead ends: 301 [2021-11-21 01:39:41,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 306 SyntacticMatches, 32 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 1604 ImplicationChecksByTransitivity, 27.7s TimeCoverageRelationStatistics Valid=400, Invalid=4156, Unknown=0, NotChecked=0, Total=4556 [2021-11-21 01:39:41,799 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 86 mSDsluCounter, 1649 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 1742 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 452 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-21 01:39:41,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [88 Valid, 1742 Invalid, 661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 204 Invalid, 0 Unknown, 452 Unchecked, 1.4s Time] [2021-11-21 01:39:41,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-11-21 01:39:41,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 281. [2021-11-21 01:39:41,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 213 states have (on average 1.0845070422535212) internal successors, (231), 218 states have internal predecessors, (231), 39 states have call successors, (39), 25 states have call predecessors, (39), 28 states have return successors, (42), 37 states have call predecessors, (42), 37 states have call successors, (42) [2021-11-21 01:39:41,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 312 transitions. [2021-11-21 01:39:41,825 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 312 transitions. Word has length 62 [2021-11-21 01:39:41,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:39:41,825 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 312 transitions. [2021-11-21 01:39:41,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 40 states have (on average 3.025) internal successors, (121), 38 states have internal predecessors, (121), 12 states have call successors, (20), 5 states have call predecessors, (20), 8 states have return successors, (18), 9 states have call predecessors, (18), 10 states have call successors, (18) [2021-11-21 01:39:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 312 transitions. [2021-11-21 01:39:41,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 01:39:41,827 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:39:41,827 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:39:41,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (43)] Ended with exit code 0 [2021-11-21 01:39:42,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-11-21 01:39:42,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2021-11-21 01:39:42,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,45 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-21 01:39:42,428 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:39:42,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:39:42,428 INFO L85 PathProgramCache]: Analyzing trace with hash -402490260, now seen corresponding path program 1 times [2021-11-21 01:39:42,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:39:42,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2103129700] [2021-11-21 01:39:42,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:39:42,430 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:39:42,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:39:42,432 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:39:42,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (46)] Waiting until timeout for monitored process [2021-11-21 01:39:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:39:43,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 1263 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 01:39:43,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:39:48,084 INFO L354 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2021-11-21 01:39:48,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 71 treesize of output 23 [2021-11-21 01:39:48,274 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 01:39:48,274 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:39:49,258 INFO L354 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2021-11-21 01:39:49,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 1 [2021-11-21 01:39:49,698 INFO L354 Elim1Store]: treesize reduction 51, result has 40.0 percent of original size [2021-11-21 01:39:49,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 45 [2021-11-21 01:39:50,127 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 01:39:50,127 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:39:50,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2103129700] [2021-11-21 01:39:50,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2103129700] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:39:50,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1914455755] [2021-11-21 01:39:50,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:39:50,127 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:39:50,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:39:50,128 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:39:50,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2021-11-21 01:39:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:39:53,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 1263 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 01:39:53,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:39:54,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-21 01:40:00,793 INFO L354 Elim1Store]: treesize reduction 124, result has 0.8 percent of original size [2021-11-21 01:40:00,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 84 treesize of output 28 [2021-11-21 01:40:00,886 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 01:40:00,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:40:02,297 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 01:40:02,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1914455755] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:40:02,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [228189251] [2021-11-21 01:40:02,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:40:02,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:40:02,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:40:02,298 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:40:02,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2021-11-21 01:40:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:40:03,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 1263 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 01:40:03,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:40:03,688 INFO L354 Elim1Store]: treesize reduction 172, result has 14.0 percent of original size [2021-11-21 01:40:03,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 33 [2021-11-21 01:40:09,374 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-21 01:40:09,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 11 [2021-11-21 01:40:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 01:40:09,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:40:11,097 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 01:40:11,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [228189251] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:40:11,101 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-21 01:40:11,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11, 15, 13, 16, 12] total 46 [2021-11-21 01:40:11,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103036876] [2021-11-21 01:40:11,101 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-21 01:40:11,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2021-11-21 01:40:11,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:40:11,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-11-21 01:40:11,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=1867, Unknown=1, NotChecked=0, Total=2070 [2021-11-21 01:40:11,103 INFO L87 Difference]: Start difference. First operand 281 states and 312 transitions. Second operand has 46 states, 42 states have (on average 3.3333333333333335) internal successors, (140), 39 states have internal predecessors, (140), 13 states have call successors, (29), 7 states have call predecessors, (29), 10 states have return successors, (27), 10 states have call predecessors, (27), 11 states have call successors, (27) [2021-11-21 01:40:23,557 WARN L227 SmtUtils]: Spent 10.12s on a formula simplification. DAG size of input: 41 DAG size of output: 25 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 01:40:33,895 WARN L227 SmtUtils]: Spent 10.15s on a formula simplification. DAG size of input: 52 DAG size of output: 26 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 01:40:44,263 WARN L227 SmtUtils]: Spent 10.17s on a formula simplification. DAG size of input: 53 DAG size of output: 27 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-21 01:40:50,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:40:50,214 INFO L93 Difference]: Finished difference Result 318 states and 353 transitions. [2021-11-21 01:40:50,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-11-21 01:40:50,214 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 42 states have (on average 3.3333333333333335) internal successors, (140), 39 states have internal predecessors, (140), 13 states have call successors, (29), 7 states have call predecessors, (29), 10 states have return successors, (27), 10 states have call predecessors, (27), 11 states have call successors, (27) Word has length 68 [2021-11-21 01:40:50,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:40:50,216 INFO L225 Difference]: With dead ends: 318 [2021-11-21 01:40:50,216 INFO L226 Difference]: Without dead ends: 243 [2021-11-21 01:40:50,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 332 SyntacticMatches, 34 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 2165 ImplicationChecksByTransitivity, 55.1s TimeCoverageRelationStatistics Valid=557, Invalid=4844, Unknown=1, NotChecked=0, Total=5402 [2021-11-21 01:40:50,219 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 152 mSDsluCounter, 1798 mSDsCounter, 0 mSdLazyCounter, 369 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 1882 SdHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 353 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:40:50,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [153 Valid, 1882 Invalid, 753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 369 Invalid, 0 Unknown, 353 Unchecked, 2.0s Time] [2021-11-21 01:40:50,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2021-11-21 01:40:50,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 214. [2021-11-21 01:40:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 163 states have (on average 1.098159509202454) internal successors, (179), 167 states have internal predecessors, (179), 30 states have call successors, (30), 18 states have call predecessors, (30), 20 states have return successors, (31), 28 states have call predecessors, (31), 28 states have call successors, (31) [2021-11-21 01:40:50,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 240 transitions. [2021-11-21 01:40:50,237 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 240 transitions. Word has length 68 [2021-11-21 01:40:50,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:40:50,237 INFO L470 AbstractCegarLoop]: Abstraction has 214 states and 240 transitions. [2021-11-21 01:40:50,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 42 states have (on average 3.3333333333333335) internal successors, (140), 39 states have internal predecessors, (140), 13 states have call successors, (29), 7 states have call predecessors, (29), 10 states have return successors, (27), 10 states have call predecessors, (27), 11 states have call successors, (27) [2021-11-21 01:40:50,238 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 240 transitions. [2021-11-21 01:40:50,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 01:40:50,239 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:40:50,239 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:40:50,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (46)] Forceful destruction successful, exit code 0 [2021-11-21 01:40:50,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2021-11-21 01:40:50,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2021-11-21 01:40:50,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,48 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,47 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-21 01:40:50,857 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:40:50,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:40:50,857 INFO L85 PathProgramCache]: Analyzing trace with hash 380468627, now seen corresponding path program 1 times [2021-11-21 01:40:50,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:40:50,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1452438280] [2021-11-21 01:40:50,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:40:50,859 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:40:50,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:40:50,860 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:40:50,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (49)] Waiting until timeout for monitored process [2021-11-21 01:40:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:40:51,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 1284 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-21 01:40:51,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:40:51,673 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 01:40:51,673 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:40:51,810 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 01:40:51,811 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:40:51,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1452438280] [2021-11-21 01:40:51,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1452438280] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-21 01:40:51,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:40:51,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2021-11-21 01:40:51,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821616001] [2021-11-21 01:40:51,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:40:51,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 01:40:51,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:40:51,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 01:40:51,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:40:51,812 INFO L87 Difference]: Start difference. First operand 214 states and 240 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-21 01:40:51,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:40:51,883 INFO L93 Difference]: Finished difference Result 331 states and 378 transitions. [2021-11-21 01:40:51,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 01:40:51,884 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 79 [2021-11-21 01:40:51,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:40:51,885 INFO L225 Difference]: With dead ends: 331 [2021-11-21 01:40:51,885 INFO L226 Difference]: Without dead ends: 219 [2021-11-21 01:40:51,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-21 01:40:51,886 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 40 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:40:51,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 389 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-21 01:40:51,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-11-21 01:40:51,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 214. [2021-11-21 01:40:51,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 163 states have (on average 1.0797546012269938) internal successors, (176), 167 states have internal predecessors, (176), 30 states have call successors, (30), 18 states have call predecessors, (30), 20 states have return successors, (31), 28 states have call predecessors, (31), 28 states have call successors, (31) [2021-11-21 01:40:51,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 237 transitions. [2021-11-21 01:40:51,898 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 237 transitions. Word has length 79 [2021-11-21 01:40:51,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:40:51,898 INFO L470 AbstractCegarLoop]: Abstraction has 214 states and 237 transitions. [2021-11-21 01:40:51,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-21 01:40:51,898 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 237 transitions. [2021-11-21 01:40:51,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 01:40:51,899 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:40:51,900 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:40:51,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (49)] Forceful destruction successful, exit code 0 [2021-11-21 01:40:52,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:40:52,105 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:40:52,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:40:52,106 INFO L85 PathProgramCache]: Analyzing trace with hash 798283430, now seen corresponding path program 1 times [2021-11-21 01:40:52,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:40:52,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1418566030] [2021-11-21 01:40:52,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:40:52,107 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:40:52,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:40:52,108 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:40:52,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (50)] Waiting until timeout for monitored process [2021-11-21 01:40:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:40:52,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:40:52,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:40:54,240 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:40:54,240 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:40:55,538 INFO L354 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2021-11-21 01:40:55,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 1 [2021-11-21 01:40:55,996 INFO L354 Elim1Store]: treesize reduction 51, result has 40.0 percent of original size [2021-11-21 01:40:55,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 45 [2021-11-21 01:40:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:40:56,479 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:40:56,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1418566030] [2021-11-21 01:40:56,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1418566030] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:40:56,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [57946980] [2021-11-21 01:40:56,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:40:56,480 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:40:56,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:40:56,481 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:40:56,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2021-11-21 01:41:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:41:00,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:41:00,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:41:00,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-21 01:41:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:41:01,347 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:41:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:41:02,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [57946980] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:41:02,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036617477] [2021-11-21 01:41:02,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:41:02,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:41:02,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:41:02,405 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:41:02,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2021-11-21 01:41:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:41:03,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 01:41:03,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:41:03,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:41:03,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:03,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:03,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:03,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:03,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:03,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:03,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:03,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:41:04,180 INFO L354 Elim1Store]: treesize reduction 188, result has 15.7 percent of original size [2021-11-21 01:41:04,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 109 treesize of output 90 [2021-11-21 01:41:04,316 INFO L354 Elim1Store]: treesize reduction 188, result has 15.7 percent of original size [2021-11-21 01:41:04,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 90 treesize of output 71 [2021-11-21 01:41:07,113 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 01:41:07,113 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:41:08,625 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:41:08,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036617477] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-21 01:41:08,626 INFO L186 FreeRefinementEngine]: Found 1 perfect and 5 imperfect interpolant sequences. [2021-11-21 01:41:08,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 11, 13, 11, 7] total 32 [2021-11-21 01:41:08,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238053716] [2021-11-21 01:41:08,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:41:08,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-21 01:41:08,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:41:08,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-21 01:41:08,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=883, Unknown=0, NotChecked=0, Total=992 [2021-11-21 01:41:08,628 INFO L87 Difference]: Start difference. First operand 214 states and 237 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 states have internal predecessors, (59), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-21 01:41:08,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:41:08,637 INFO L93 Difference]: Finished difference Result 328 states and 369 transitions. [2021-11-21 01:41:08,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 01:41:08,638 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 states have internal predecessors, (59), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) Word has length 85 [2021-11-21 01:41:08,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:41:08,639 INFO L225 Difference]: With dead ends: 328 [2021-11-21 01:41:08,639 INFO L226 Difference]: Without dead ends: 214 [2021-11-21 01:41:08,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 504 GetRequests, 465 SyntacticMatches, 9 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 383 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=109, Invalid=883, Unknown=0, NotChecked=0, Total=992 [2021-11-21 01:41:08,640 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 10 mSDsluCounter, 502 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 113 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:41:08,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 609 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 113 Unchecked, 0.0s Time] [2021-11-21 01:41:08,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-11-21 01:41:08,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2021-11-21 01:41:08,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 163 states have (on average 1.0736196319018405) internal successors, (175), 167 states have internal predecessors, (175), 30 states have call successors, (30), 18 states have call predecessors, (30), 20 states have return successors, (31), 28 states have call predecessors, (31), 28 states have call successors, (31) [2021-11-21 01:41:08,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 236 transitions. [2021-11-21 01:41:08,657 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 236 transitions. Word has length 85 [2021-11-21 01:41:08,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:41:08,658 INFO L470 AbstractCegarLoop]: Abstraction has 214 states and 236 transitions. [2021-11-21 01:41:08,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 states have internal predecessors, (59), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-21 01:41:08,658 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 236 transitions. [2021-11-21 01:41:08,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 01:41:08,659 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:41:08,659 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:41:08,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2021-11-21 01:41:08,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2021-11-21 01:41:09,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (50)] Forceful destruction successful, exit code 0 [2021-11-21 01:41:09,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,51 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,50 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-21 01:41:09,287 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:41:09,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:41:09,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1445699868, now seen corresponding path program 1 times [2021-11-21 01:41:09,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:41:09,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51188804] [2021-11-21 01:41:09,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:41:09,289 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:41:09,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:41:09,290 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:41:09,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (53)] Waiting until timeout for monitored process [2021-11-21 01:41:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:41:09,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 1300 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:41:09,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:41:11,411 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:41:11,412 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:41:12,726 INFO L354 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2021-11-21 01:41:12,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 1 [2021-11-21 01:41:13,171 INFO L354 Elim1Store]: treesize reduction 51, result has 40.0 percent of original size [2021-11-21 01:41:13,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 45 [2021-11-21 01:41:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:41:13,763 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:41:13,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [51188804] [2021-11-21 01:41:13,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [51188804] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:41:13,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1678745337] [2021-11-21 01:41:13,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:41:13,764 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:41:13,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:41:13,770 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:41:13,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2021-11-21 01:41:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:41:17,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 1300 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:41:17,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:41:17,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-21 01:41:20,589 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:41:20,589 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:41:23,442 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:41:23,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1678745337] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:41:23,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2114209422] [2021-11-21 01:41:23,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:41:23,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:41:23,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:41:23,443 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:41:23,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-21 01:41:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:41:24,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 1300 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-21 01:41:24,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:41:24,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:41:24,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:24,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:24,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:24,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:24,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:24,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:24,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:41:24,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:41:25,600 INFO L354 Elim1Store]: treesize reduction 188, result has 15.7 percent of original size [2021-11-21 01:41:25,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 109 treesize of output 90 [2021-11-21 01:41:25,722 INFO L354 Elim1Store]: treesize reduction 188, result has 15.7 percent of original size [2021-11-21 01:41:25,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 91 treesize of output 78 [2021-11-21 01:41:34,256 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:41:34,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:42:02,829 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:42:02,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2114209422] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:42:02,829 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-21 01:42:02,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [13, 11, 14, 12] total 52 [2021-11-21 01:42:02,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509471822] [2021-11-21 01:42:02,829 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:42:02,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-21 01:42:02,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:42:02,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-21 01:42:02,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=2453, Unknown=13, NotChecked=0, Total=2652 [2021-11-21 01:42:02,831 INFO L87 Difference]: Start difference. First operand 214 states and 236 transitions. Second operand has 20 states, 18 states have (on average 5.444444444444445) internal successors, (98), 20 states have internal predecessors, (98), 6 states have call successors, (13), 3 states have call predecessors, (13), 4 states have return successors, (12), 4 states have call predecessors, (12), 5 states have call successors, (12) [2021-11-21 01:42:06,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:42:06,001 INFO L93 Difference]: Finished difference Result 261 states and 285 transitions. [2021-11-21 01:42:06,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-21 01:42:06,003 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 5.444444444444445) internal successors, (98), 20 states have internal predecessors, (98), 6 states have call successors, (13), 3 states have call predecessors, (13), 4 states have return successors, (12), 4 states have call predecessors, (12), 5 states have call successors, (12) Word has length 85 [2021-11-21 01:42:06,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:42:06,004 INFO L225 Difference]: With dead ends: 261 [2021-11-21 01:42:06,004 INFO L226 Difference]: Without dead ends: 198 [2021-11-21 01:42:06,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 446 SyntacticMatches, 11 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1325 ImplicationChecksByTransitivity, 42.4s TimeCoverageRelationStatistics Valid=260, Invalid=3149, Unknown=13, NotChecked=0, Total=3422 [2021-11-21 01:42:06,006 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 75 mSDsluCounter, 1278 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 1394 SdHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 329 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:42:06,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 1394 Invalid, 442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 109 Invalid, 0 Unknown, 329 Unchecked, 0.8s Time] [2021-11-21 01:42:06,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-11-21 01:42:06,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 189. [2021-11-21 01:42:06,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 144 states have (on average 1.0555555555555556) internal successors, (152), 147 states have internal predecessors, (152), 26 states have call successors, (26), 17 states have call predecessors, (26), 18 states have return successors, (25), 24 states have call predecessors, (25), 24 states have call successors, (25) [2021-11-21 01:42:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 203 transitions. [2021-11-21 01:42:06,015 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 203 transitions. Word has length 85 [2021-11-21 01:42:06,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:42:06,016 INFO L470 AbstractCegarLoop]: Abstraction has 189 states and 203 transitions. [2021-11-21 01:42:06,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 5.444444444444445) internal successors, (98), 20 states have internal predecessors, (98), 6 states have call successors, (13), 3 states have call predecessors, (13), 4 states have return successors, (12), 4 states have call predecessors, (12), 5 states have call successors, (12) [2021-11-21 01:42:06,016 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 203 transitions. [2021-11-21 01:42:06,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 01:42:06,016 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:42:06,017 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:42:06,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (53)] Forceful destruction successful, exit code 0 [2021-11-21 01:42:06,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2021-11-21 01:42:06,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2021-11-21 01:42:06,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,54 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,55 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:42:06,618 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:42:06,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:42:06,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1569403750, now seen corresponding path program 1 times [2021-11-21 01:42:06,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:42:06,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1046316888] [2021-11-21 01:42:06,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:42:06,620 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:42:06,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:42:06,621 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:42:06,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (56)] Waiting until timeout for monitored process [2021-11-21 01:42:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:42:07,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:42:07,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:42:08,731 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:42:08,731 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:42:09,977 INFO L354 Elim1Store]: treesize reduction 84, result has 1.2 percent of original size [2021-11-21 01:42:09,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 1 [2021-11-21 01:42:10,412 INFO L354 Elim1Store]: treesize reduction 51, result has 40.0 percent of original size [2021-11-21 01:42:10,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 45 [2021-11-21 01:42:10,931 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:42:10,931 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:42:10,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1046316888] [2021-11-21 01:42:10,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1046316888] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:42:10,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [498769281] [2021-11-21 01:42:10,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:42:10,932 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:42:10,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:42:10,932 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:42:10,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2021-11-21 01:42:14,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:42:14,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-21 01:42:14,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:42:14,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-21 01:42:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:42:15,350 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:42:16,356 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:42:16,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [498769281] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:42:16,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [305141327] [2021-11-21 01:42:16,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:42:16,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:42:16,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:42:16,357 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:42:16,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2021-11-21 01:42:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:42:17,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 01:42:17,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:42:17,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2021-11-21 01:42:17,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:42:17,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:42:17,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:42:17,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:42:17,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:42:17,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:42:17,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:42:17,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 53 [2021-11-21 01:42:18,032 INFO L354 Elim1Store]: treesize reduction 188, result has 15.7 percent of original size [2021-11-21 01:42:18,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 109 treesize of output 90 [2021-11-21 01:42:18,174 INFO L354 Elim1Store]: treesize reduction 188, result has 15.7 percent of original size [2021-11-21 01:42:18,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 90 treesize of output 71 [2021-11-21 01:42:25,093 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:42:25,093 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:42:38,703 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 01:42:38,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16798766501395 treesize of output 1 [2021-11-21 01:42:38,782 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:42:38,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [305141327] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-21 01:42:38,782 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-21 01:42:38,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 10] imperfect sequences [13, 11, 13, 11] total 33 [2021-11-21 01:42:38,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136615941] [2021-11-21 01:42:38,782 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-21 01:42:38,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-21 01:42:38,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-21 01:42:38,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-21 01:42:38,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=916, Unknown=4, NotChecked=0, Total=1056 [2021-11-21 01:42:38,783 INFO L87 Difference]: Start difference. First operand 189 states and 203 transitions. Second operand has 20 states, 18 states have (on average 5.555555555555555) internal successors, (100), 19 states have internal predecessors, (100), 6 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (12), 4 states have call predecessors, (12), 5 states have call successors, (12) [2021-11-21 01:42:39,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:42:39,289 INFO L93 Difference]: Finished difference Result 238 states and 259 transitions. [2021-11-21 01:42:39,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-21 01:42:39,290 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 5.555555555555555) internal successors, (100), 19 states have internal predecessors, (100), 6 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (12), 4 states have call predecessors, (12), 5 states have call successors, (12) Word has length 85 [2021-11-21 01:42:39,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:42:39,291 INFO L225 Difference]: With dead ends: 238 [2021-11-21 01:42:39,291 INFO L226 Difference]: Without dead ends: 186 [2021-11-21 01:42:39,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 506 GetRequests, 461 SyntacticMatches, 12 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 475 ImplicationChecksByTransitivity, 17.0s TimeCoverageRelationStatistics Valid=148, Invalid=1038, Unknown=4, NotChecked=0, Total=1190 [2021-11-21 01:42:39,292 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 39 mSDsluCounter, 1074 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 1190 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 167 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:42:39,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 1190 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 167 Unchecked, 0.0s Time] [2021-11-21 01:42:39,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2021-11-21 01:42:39,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 182. [2021-11-21 01:42:39,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 137 states have (on average 1.051094890510949) internal successors, (144), 140 states have internal predecessors, (144), 26 states have call successors, (26), 17 states have call predecessors, (26), 18 states have return successors, (25), 24 states have call predecessors, (25), 24 states have call successors, (25) [2021-11-21 01:42:39,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 195 transitions. [2021-11-21 01:42:39,308 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 195 transitions. Word has length 85 [2021-11-21 01:42:39,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:42:39,308 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 195 transitions. [2021-11-21 01:42:39,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 5.555555555555555) internal successors, (100), 19 states have internal predecessors, (100), 6 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (12), 4 states have call predecessors, (12), 5 states have call successors, (12) [2021-11-21 01:42:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 195 transitions. [2021-11-21 01:42:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 01:42:39,309 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:42:39,309 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:42:39,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (56)] Ended with exit code 0 [2021-11-21 01:42:39,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2021-11-21 01:42:39,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Forceful destruction successful, exit code 0 [2021-11-21 01:42:39,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,57 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,58 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:42:39,910 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:42:39,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:42:39,911 INFO L85 PathProgramCache]: Analyzing trace with hash -277109590, now seen corresponding path program 1 times [2021-11-21 01:42:39,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-21 01:42:39,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2019497002] [2021-11-21 01:42:39,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:42:39,912 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-21 01:42:39,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-21 01:42:39,914 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-21 01:42:39,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (59)] Waiting until timeout for monitored process [2021-11-21 01:42:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:42:40,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 1298 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-21 01:42:40,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:42:43,488 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:42:43,489 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:42:46,182 INFO L354 Elim1Store]: treesize reduction 356, result has 0.3 percent of original size [2021-11-21 01:42:46,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 154 treesize of output 1 [2021-11-21 01:42:48,540 INFO L354 Elim1Store]: treesize reduction 193, result has 45.9 percent of original size [2021-11-21 01:42:48,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 60 treesize of output 179 [2021-11-21 01:43:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 01:43:16,192 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-21 01:43:16,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2019497002] [2021-11-21 01:43:16,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2019497002] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:43:16,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [599018349] [2021-11-21 01:43:16,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:43:16,193 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-21 01:43:16,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-21 01:43:16,194 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-21 01:43:16,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545d30b7-6d71-42c3-9bbb-cde5cf8eb533/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process