/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 14:16:20,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 14:16:20,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 14:16:20,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 14:16:20,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 14:16:20,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 14:16:20,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 14:16:20,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 14:16:20,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 14:16:20,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 14:16:20,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 14:16:20,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 14:16:20,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 14:16:20,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 14:16:20,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 14:16:20,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 14:16:20,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 14:16:20,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 14:16:20,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 14:16:20,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 14:16:20,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 14:16:20,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 14:16:20,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 14:16:20,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 14:16:20,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 14:16:20,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 14:16:20,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 14:16:20,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 14:16:20,488 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 14:16:20,515 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 14:16:20,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 14:16:20,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 14:16:20,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 14:16:20,518 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 14:16:20,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 14:16:20,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 14:16:20,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 14:16:20,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 14:16:20,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 14:16:20,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 14:16:20,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 14:16:20,520 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 14:16:20,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 14:16:20,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 14:16:20,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 14:16:20,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 14:16:20,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 14:16:20,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 14:16:20,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 14:16:20,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 14:16:20,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 14:16:20,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 14:16:20,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 14:16:20,524 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 14:16:20,524 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 14:16:20,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 14:16:20,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 14:16:20,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 14:16:20,972 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 14:16:20,973 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 14:16:20,974 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2020-12-23 14:16:21,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/52dda0700/4a0d827d0c434ad6aa04b50aea5d8db8/FLAG40bfe745b [2020-12-23 14:16:22,142 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 14:16:22,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2020-12-23 14:16:22,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/52dda0700/4a0d827d0c434ad6aa04b50aea5d8db8/FLAG40bfe745b [2020-12-23 14:16:22,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/52dda0700/4a0d827d0c434ad6aa04b50aea5d8db8 [2020-12-23 14:16:22,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 14:16:22,605 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 14:16:22,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 14:16:22,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 14:16:22,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 14:16:22,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 02:16:22" (1/1) ... [2020-12-23 14:16:22,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28dad363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:22, skipping insertion in model container [2020-12-23 14:16:22,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 02:16:22" (1/1) ... [2020-12-23 14:16:22,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 14:16:22,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 14:16:23,093 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4505,4518] [2020-12-23 14:16:23,122 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4565,4578] [2020-12-23 14:16:23,145 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-12-23 14:16:23,151 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: address: IdentifierExpression[~r,] left hand side expression in assignment: address: IdentifierExpression[~r,] left hand side expression in assignment: address: IdentifierExpression[~r,] left hand side expression in assignment: address: IdentifierExpression[~r,] left hand side expression in assignment: address: IdentifierExpression[~result,] left hand side expression in assignment: address: IdentifierExpression[~result,] [2020-12-23 14:16:23,830 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy left hand side expression in assignment: lhs: VariableLHS[~allocation~0,] left hand side expression in assignment: lhs: VariableLHS[~alloc_size~1,] left hand side expression in assignment: address: IdentifierExpression[~out_ptr~0,] left hand side expression in assignment: address: IdentifierExpression[~ptr,] left hand side expression in assignment: address: IdentifierExpression[~ptr,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] [2020-12-23 14:16:23,901 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,902 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,902 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,903 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,904 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: IdentifierExpression[~list_a,] left hand side expression in assignment: address: IdentifierExpression[~list_b,] [2020-12-23 14:16:23,921 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,922 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,924 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,925 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: IdentifierExpression[~val,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[2],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[2],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[5],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[6],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[7],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~head_reaches_tail~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~to_add,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],StructAccessExpression[IdentifierExpression[~to_add,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem348,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem348,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~after,],base],StructAccessExpression[IdentifierExpression[~after,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem359,],base],StructAccessExpression[IdentifierExpression[#t~mem359,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem360,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem360,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[StructAccessExpression[IdentifierExpression[~tmp~1,],prev],base],StructAccessExpression[StructAccessExpression[IdentifierExpression[~tmp~1,],prev],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[StructAccessExpression[IdentifierExpression[~tmp~1,],next],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[StructAccessExpression[IdentifierExpression[~tmp~1,],next],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: address: IdentifierExpression[~a,] left hand side expression in assignment: address: IdentifierExpression[~b,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],StructAccessExpression[IdentifierExpression[~to_add,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~to_add,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem371,],base],StructAccessExpression[IdentifierExpression[#t~mem371,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~before,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~before,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem378,],base],StructAccessExpression[IdentifierExpression[#t~mem378,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem380,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem380,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a,],base],StructAccessExpression[IdentifierExpression[~a,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem424,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem424,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~a,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem426,],base],StructAccessExpression[IdentifierExpression[#t~mem426,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b,],base],StructAccessExpression[IdentifierExpression[~b,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem427,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem427,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~b,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem428,],base],StructAccessExpression[IdentifierExpression[#t~mem428,],offset]]] left hand side expression in assignment: address: IdentifierExpression[~var,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~var,],base],StructAccessExpression[IdentifierExpression[~var,],offset]]] [2020-12-23 14:16:24,242 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-12-23 14:16:24,243 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-12-23 14:16:24,244 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-12-23 14:16:24,245 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-12-23 14:16:24,247 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-12-23 14:16:24,247 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-12-23 14:16:24,248 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-12-23 14:16:24,249 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-12-23 14:16:24,249 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-12-23 14:16:24,250 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~cursor,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~cursor,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~curr~0,],base],StructAccessExpression[IdentifierExpression[~curr~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~node~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~curr~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~curr~0,],base],StructAccessExpression[IdentifierExpression[~curr~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem551,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem551,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem554,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem554,],offset]]]] left hand side expression in assignment: address: IdentifierExpression[~rval,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],StructAccessExpression[IdentifierExpression[~str~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~str~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~str~0,],offset]],BinaryExpression[ARITHMOD,IdentifierExpression[~len,],IntegerLiteral[4294967296]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~storage,],base],StructAccessExpression[IdentifierExpression[~storage,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~storage,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~storage,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tl_last_error~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~sp~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~sp~0,],offset],IfThenElseExpression[BinaryExpression[COMPLEQ,BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],IntegerLiteral[9223372036854775807]],BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] [2020-12-23 14:16:24,392 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,392 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 14:16:24,494 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 14:16:24,510 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4505,4518] [2020-12-23 14:16:24,511 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4565,4578] [2020-12-23 14:16:24,513 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-12-23 14:16:24,514 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: address: IdentifierExpression[~r,] left hand side expression in assignment: address: IdentifierExpression[~r,] left hand side expression in assignment: address: IdentifierExpression[~r,] left hand side expression in assignment: address: IdentifierExpression[~r,] left hand side expression in assignment: address: IdentifierExpression[~result,] left hand side expression in assignment: address: IdentifierExpression[~result,] [2020-12-23 14:16:24,552 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy left hand side expression in assignment: lhs: VariableLHS[~allocation~0,] left hand side expression in assignment: lhs: VariableLHS[~alloc_size~1,] left hand side expression in assignment: address: IdentifierExpression[~out_ptr~0,] left hand side expression in assignment: address: IdentifierExpression[~ptr,] left hand side expression in assignment: address: IdentifierExpression[~ptr,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] [2020-12-23 14:16:24,571 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,571 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,572 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,572 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,573 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: IdentifierExpression[~list_a,] left hand side expression in assignment: address: IdentifierExpression[~list_b,] [2020-12-23 14:16:24,582 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,583 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,584 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,585 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: IdentifierExpression[~val,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[2],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[2],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[5],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[6],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[7],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~head_reaches_tail~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~to_add,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],StructAccessExpression[IdentifierExpression[~to_add,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem362,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem362,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~after,],base],StructAccessExpression[IdentifierExpression[~after,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem373,],base],StructAccessExpression[IdentifierExpression[#t~mem373,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem374,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem374,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem375,],base],StructAccessExpression[IdentifierExpression[#t~mem375,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem376,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem376,],offset]]]] left hand side expression in assignment: address: IdentifierExpression[~#tmp~1,] left hand side expression in assignment: address: IdentifierExpression[~a,] left hand side expression in assignment: address: IdentifierExpression[~b,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],StructAccessExpression[IdentifierExpression[~to_add,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~to_add,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem389,],base],StructAccessExpression[IdentifierExpression[#t~mem389,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~before,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~before,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem396,],base],StructAccessExpression[IdentifierExpression[#t~mem396,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem398,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem398,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a,],base],StructAccessExpression[IdentifierExpression[~a,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem442,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem442,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~a,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem444,],base],StructAccessExpression[IdentifierExpression[#t~mem444,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b,],base],StructAccessExpression[IdentifierExpression[~b,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem445,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem445,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~b,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem446,],base],StructAccessExpression[IdentifierExpression[#t~mem446,],offset]]] left hand side expression in assignment: address: IdentifierExpression[~var,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~var,],base],StructAccessExpression[IdentifierExpression[~var,],offset]]] [2020-12-23 14:16:24,640 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-12-23 14:16:24,641 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-12-23 14:16:24,642 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-12-23 14:16:24,643 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-12-23 14:16:24,644 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-12-23 14:16:24,645 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-12-23 14:16:24,645 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-12-23 14:16:24,646 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-12-23 14:16:24,647 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-12-23 14:16:24,647 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~cursor,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~cursor,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~curr~0,],base],StructAccessExpression[IdentifierExpression[~curr~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~node~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~curr~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~curr~0,],base],StructAccessExpression[IdentifierExpression[~curr~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem569,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem569,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem572,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem572,],offset]]]] left hand side expression in assignment: address: IdentifierExpression[~rval,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],StructAccessExpression[IdentifierExpression[~str~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~str~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~str~0,],offset]],BinaryExpression[ARITHMOD,IdentifierExpression[~len,],IntegerLiteral[4294967296]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~storage,],base],StructAccessExpression[IdentifierExpression[~storage,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~storage,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~storage,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tl_last_error~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~sp~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~sp~0,],offset],IfThenElseExpression[BinaryExpression[COMPLEQ,BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],IntegerLiteral[9223372036854775807]],BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] [2020-12-23 14:16:24,722 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,724 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 14:16:25,794 INFO L208 MainTranslator]: Completed translation [2020-12-23 14:16:25,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25 WrapperNode [2020-12-23 14:16:25,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 14:16:25,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 14:16:25,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 14:16:25,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 14:16:25,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... [2020-12-23 14:16:25,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... [2020-12-23 14:16:26,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 14:16:26,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 14:16:26,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 14:16:26,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 14:16:26,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... [2020-12-23 14:16:26,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... [2020-12-23 14:16:26,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... [2020-12-23 14:16:26,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... [2020-12-23 14:16:26,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... [2020-12-23 14:16:26,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... [2020-12-23 14:16:26,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... [2020-12-23 14:16:26,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 14:16:26,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 14:16:26,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 14:16:26,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 14:16:26,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 14:16:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-23 14:16:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-23 14:16:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-23 14:16:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-23 14:16:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 14:16:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 14:16:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 14:16:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2020-12-23 14:16:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-23 14:16:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-23 14:16:26,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-23 14:16:26,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 14:16:35,918 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 14:16:35,918 INFO L299 CfgBuilder]: Removed 209 assume(true) statements. [2020-12-23 14:16:35,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 02:16:35 BoogieIcfgContainer [2020-12-23 14:16:35,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 14:16:35,923 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 14:16:35,923 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 14:16:35,926 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 14:16:35,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 02:16:22" (1/3) ... [2020-12-23 14:16:35,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77cb64c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 02:16:35, skipping insertion in model container [2020-12-23 14:16:35,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:25" (2/3) ... [2020-12-23 14:16:35,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77cb64c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 02:16:35, skipping insertion in model container [2020-12-23 14:16:35,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 02:16:35" (3/3) ... [2020-12-23 14:16:35,930 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness.i [2020-12-23 14:16:35,936 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 14:16:35,942 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2020-12-23 14:16:35,962 INFO L253 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2020-12-23 14:16:35,992 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 14:16:35,993 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 14:16:35,993 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 14:16:35,993 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 14:16:35,993 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 14:16:35,993 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 14:16:35,993 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 14:16:35,993 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 14:16:36,017 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states. [2020-12-23 14:16:36,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-23 14:16:36,024 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:36,025 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:16:36,026 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:16:36,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:36,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1877814829, now seen corresponding path program 1 times [2020-12-23 14:16:36,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:36,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848676330] [2020-12-23 14:16:36,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:16:36,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 14:16:36,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848676330] [2020-12-23 14:16:36,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:16:36,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 14:16:36,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164671356] [2020-12-23 14:16:36,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 14:16:36,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:16:36,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 14:16:36,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 14:16:36,789 INFO L87 Difference]: Start difference. First operand 281 states. Second operand 2 states. [2020-12-23 14:16:36,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:16:36,842 INFO L93 Difference]: Finished difference Result 558 states and 777 transitions. [2020-12-23 14:16:36,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 14:16:36,844 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2020-12-23 14:16:36,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:16:36,863 INFO L225 Difference]: With dead ends: 558 [2020-12-23 14:16:36,863 INFO L226 Difference]: Without dead ends: 274 [2020-12-23 14:16:36,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 14:16:36,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-12-23 14:16:36,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 274. [2020-12-23 14:16:36,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2020-12-23 14:16:36,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 342 transitions. [2020-12-23 14:16:36,976 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 342 transitions. Word has length 42 [2020-12-23 14:16:36,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:16:36,977 INFO L481 AbstractCegarLoop]: Abstraction has 274 states and 342 transitions. [2020-12-23 14:16:36,977 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 14:16:36,977 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 342 transitions. [2020-12-23 14:16:36,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 14:16:36,979 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:36,979 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:16:36,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 14:16:36,980 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:16:36,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:36,980 INFO L82 PathProgramCache]: Analyzing trace with hash 726142253, now seen corresponding path program 1 times [2020-12-23 14:16:36,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:36,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084823853] [2020-12-23 14:16:36,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:37,105 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:16:37,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1205560003] [2020-12-23 14:16:37,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:16:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:16:38,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 2513 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-23 14:16:38,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:16:38,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 14:16:38,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084823853] [2020-12-23 14:16:38,564 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:16:38,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205560003] [2020-12-23 14:16:38,570 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:16:38,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 14:16:38,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231500825] [2020-12-23 14:16:38,573 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 14:16:38,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:16:38,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 14:16:38,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:16:38,588 INFO L87 Difference]: Start difference. First operand 274 states and 342 transitions. Second operand 3 states. [2020-12-23 14:16:38,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:16:38,676 INFO L93 Difference]: Finished difference Result 519 states and 652 transitions. [2020-12-23 14:16:38,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 14:16:38,677 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-12-23 14:16:38,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:16:38,681 INFO L225 Difference]: With dead ends: 519 [2020-12-23 14:16:38,683 INFO L226 Difference]: Without dead ends: 274 [2020-12-23 14:16:38,688 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:16:38,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-12-23 14:16:38,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 274. [2020-12-23 14:16:38,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2020-12-23 14:16:38,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 340 transitions. [2020-12-23 14:16:38,726 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 340 transitions. Word has length 54 [2020-12-23 14:16:38,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:16:38,727 INFO L481 AbstractCegarLoop]: Abstraction has 274 states and 340 transitions. [2020-12-23 14:16:38,727 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 14:16:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 340 transitions. [2020-12-23 14:16:38,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 14:16:38,730 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:38,730 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:16:38,931 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-12-23 14:16:38,931 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:16:38,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:38,932 INFO L82 PathProgramCache]: Analyzing trace with hash -657350258, now seen corresponding path program 1 times [2020-12-23 14:16:38,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:38,933 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293237231] [2020-12-23 14:16:38,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:39,077 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:16:39,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [695238206] [2020-12-23 14:16:39,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:16:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:16:40,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 2527 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-23 14:16:40,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:16:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 14:16:40,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293237231] [2020-12-23 14:16:40,343 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:16:40,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [695238206] [2020-12-23 14:16:40,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:16:40,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:16:40,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777684510] [2020-12-23 14:16:40,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:16:40,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:16:40,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:16:40,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:16:40,345 INFO L87 Difference]: Start difference. First operand 274 states and 340 transitions. Second operand 5 states. [2020-12-23 14:16:40,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:16:40,622 INFO L93 Difference]: Finished difference Result 686 states and 862 transitions. [2020-12-23 14:16:40,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 14:16:40,623 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-12-23 14:16:40,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:16:40,627 INFO L225 Difference]: With dead ends: 686 [2020-12-23 14:16:40,627 INFO L226 Difference]: Without dead ends: 513 [2020-12-23 14:16:40,628 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 14:16:40,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2020-12-23 14:16:40,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 277. [2020-12-23 14:16:40,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2020-12-23 14:16:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 343 transitions. [2020-12-23 14:16:40,646 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 343 transitions. Word has length 56 [2020-12-23 14:16:40,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:16:40,650 INFO L481 AbstractCegarLoop]: Abstraction has 277 states and 343 transitions. [2020-12-23 14:16:40,650 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:16:40,650 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 343 transitions. [2020-12-23 14:16:40,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 14:16:40,651 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:40,652 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:16:40,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:16:40,853 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:16:40,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:40,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1018083516, now seen corresponding path program 1 times [2020-12-23 14:16:40,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:40,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102270907] [2020-12-23 14:16:40,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:41,012 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:16:41,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1318428376] [2020-12-23 14:16:41,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:16:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:16:42,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 2516 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-23 14:16:42,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:16:42,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 14:16:42,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102270907] [2020-12-23 14:16:42,187 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:16:42,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1318428376] [2020-12-23 14:16:42,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:16:42,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:16:42,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889281595] [2020-12-23 14:16:42,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:16:42,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:16:42,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:16:42,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:16:42,190 INFO L87 Difference]: Start difference. First operand 277 states and 343 transitions. Second operand 5 states. [2020-12-23 14:16:42,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:16:42,538 INFO L93 Difference]: Finished difference Result 519 states and 655 transitions. [2020-12-23 14:16:42,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 14:16:42,539 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-12-23 14:16:42,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:16:42,542 INFO L225 Difference]: With dead ends: 519 [2020-12-23 14:16:42,543 INFO L226 Difference]: Without dead ends: 517 [2020-12-23 14:16:42,543 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 14:16:42,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2020-12-23 14:16:42,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 279. [2020-12-23 14:16:42,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2020-12-23 14:16:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 345 transitions. [2020-12-23 14:16:42,558 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 345 transitions. Word has length 56 [2020-12-23 14:16:42,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:16:42,558 INFO L481 AbstractCegarLoop]: Abstraction has 279 states and 345 transitions. [2020-12-23 14:16:42,559 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:16:42,559 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 345 transitions. [2020-12-23 14:16:42,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 14:16:42,560 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:42,560 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:16:42,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:16:42,775 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:16:42,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:42,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1018023934, now seen corresponding path program 1 times [2020-12-23 14:16:42,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:42,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799134884] [2020-12-23 14:16:42,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:42,899 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:16:42,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1849575164] [2020-12-23 14:16:42,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:19:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:19:51,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 2521 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-23 14:19:51,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:19:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 14:19:51,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799134884] [2020-12-23 14:19:51,363 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:19:51,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849575164] [2020-12-23 14:19:51,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:19:51,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 14:19:51,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327712926] [2020-12-23 14:19:51,364 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 14:19:51,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:19:51,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 14:19:51,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:19:51,365 INFO L87 Difference]: Start difference. First operand 279 states and 345 transitions. Second operand 3 states. [2020-12-23 14:19:51,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:19:51,416 INFO L93 Difference]: Finished difference Result 533 states and 665 transitions. [2020-12-23 14:19:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 14:19:51,418 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2020-12-23 14:19:51,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:19:51,419 INFO L225 Difference]: With dead ends: 533 [2020-12-23 14:19:51,420 INFO L226 Difference]: Without dead ends: 283 [2020-12-23 14:19:51,420 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:19:51,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-12-23 14:19:51,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 281. [2020-12-23 14:19:51,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2020-12-23 14:19:51,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 347 transitions. [2020-12-23 14:19:51,433 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 347 transitions. Word has length 56 [2020-12-23 14:19:51,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:19:51,433 INFO L481 AbstractCegarLoop]: Abstraction has 281 states and 347 transitions. [2020-12-23 14:19:51,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 14:19:51,434 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 347 transitions. [2020-12-23 14:19:51,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-23 14:19:51,435 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:19:51,435 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forcibly destroying the process [2020-12-23 14:19:51,651 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:19:51,651 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:19:51,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:19:51,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1604623586, now seen corresponding path program 1 times [2020-12-23 14:19:51,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:19:51,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701937442] [2020-12-23 14:19:51,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:19:51,745 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:19:51,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1661102170] [2020-12-23 14:19:51,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true