/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-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 14:16:19,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 14:16:19,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 14:16:19,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 14:16:19,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 14:16:19,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 14:16:19,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 14:16:19,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 14:16:19,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 14:16:19,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 14:16:19,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 14:16:19,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 14:16:19,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 14:16:19,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 14:16:19,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 14:16:19,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 14:16:19,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 14:16:19,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 14:16:19,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 14:16:19,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 14:16:19,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 14:16:19,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 14:16:19,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 14:16:19,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 14:16:19,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 14:16:19,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 14:16:19,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 14:16:19,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 14:16:19,670 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 14:16:19,719 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 14:16:19,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 14:16:19,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 14:16:19,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 14:16:19,724 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 14:16:19,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 14:16:19,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 14:16:19,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 14:16:19,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 14:16:19,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 14:16:19,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 14:16:19,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 14:16:19,726 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 14:16:19,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 14:16:19,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 14:16:19,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 14:16:19,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 14:16:19,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 14:16:19,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 14:16:19,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 14:16:19,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 14:16:19,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 14:16:19,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 14:16:19,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 14:16:19,728 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 14:16:19,728 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 14:16:20,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 14:16:20,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 14:16:20,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 14:16:20,263 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 14:16:20,264 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 14:16:20,265 INFO L432 ainManager$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-1.i [2020-12-23 14:16:20,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c5fd2eb27/7a7616375ab4494c871ebe95c536b78f/FLAG5ac4a2f6d [2020-12-23 14:16:21,392 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 14:16:21,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i [2020-12-23 14:16:21,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c5fd2eb27/7a7616375ab4494c871ebe95c536b78f/FLAG5ac4a2f6d [2020-12-23 14:16:21,853 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c5fd2eb27/7a7616375ab4494c871ebe95c536b78f [2020-12-23 14:16:21,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 14:16:21,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 14:16:21,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 14:16:21,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 14:16:21,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 14:16:21,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 02:16:21" (1/1) ... [2020-12-23 14:16:21,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f47d3bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:21, skipping insertion in model container [2020-12-23 14:16:21,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 02:16:21" (1/1) ... [2020-12-23 14:16:21,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 14:16:22,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 14:16:22,265 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-1.i[4505,4518] [2020-12-23 14:16:22,272 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-1.i[4565,4578] [2020-12-23 14:16:22,296 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-12-23 14:16:22,303 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 14:16:23,425 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 14:16:23,519 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,520 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,521 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,522 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,523 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 14:16:23,539 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,540 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,542 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:23,543 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~mem349,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem349,],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~mem360,],base],StructAccessExpression[IdentifierExpression[#t~mem360,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem361,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem361,],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~mem372,],base],StructAccessExpression[IdentifierExpression[#t~mem372,],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~mem379,],base],StructAccessExpression[IdentifierExpression[#t~mem379,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem381,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem381,],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~mem425,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem425,],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~mem427,],base],StructAccessExpression[IdentifierExpression[#t~mem427,],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~mem428,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem428,],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~mem429,],base],StructAccessExpression[IdentifierExpression[#t~mem429,],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 14:16:23,992 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-12-23 14:16:23,993 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-12-23 14:16:23,994 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-12-23 14:16:23,996 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-12-23 14:16:23,998 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-12-23 14:16:23,998 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-12-23 14:16:23,999 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-12-23 14:16:24,000 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-12-23 14:16:24,001 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-12-23 14:16:24,001 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~mem552,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem552,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem555,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem555,],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 14:16:24,258 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,259 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 14:16:24,455 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 14:16:24,495 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-1.i[4505,4518] [2020-12-23 14:16:24,497 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-1.i[4565,4578] [2020-12-23 14:16:24,501 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-12-23 14:16:24,503 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 14:16:24,587 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 14:16:24,638 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,640 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,642 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,643 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,643 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 14:16:24,661 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,662 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,668 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,669 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~mem363,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem363,],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~mem374,],base],StructAccessExpression[IdentifierExpression[#t~mem374,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem375,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem375,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem376,],base],StructAccessExpression[IdentifierExpression[#t~mem376,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem377,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem377,],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~mem390,],base],StructAccessExpression[IdentifierExpression[#t~mem390,],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~mem397,],base],StructAccessExpression[IdentifierExpression[#t~mem397,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem399,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem399,],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~mem443,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem443,],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~mem445,],base],StructAccessExpression[IdentifierExpression[#t~mem445,],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~mem446,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem446,],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~mem447,],base],StructAccessExpression[IdentifierExpression[#t~mem447,],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 14:16:24,754 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-12-23 14:16:24,755 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-12-23 14:16:24,757 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-12-23 14:16:24,759 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-12-23 14:16:24,760 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-12-23 14:16:24,761 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-12-23 14:16:24,762 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-12-23 14:16:24,763 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-12-23 14:16:24,763 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-12-23 14:16:24,764 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~mem570,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem570,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem573,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem573,],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 14:16:24,813 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,814 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:16:24,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 14:16:26,200 INFO L208 MainTranslator]: Completed translation [2020-12-23 14:16:26,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26 WrapperNode [2020-12-23 14:16:26,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 14:16:26,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 14:16:26,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 14:16:26,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 14:16:26,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (1/1) ... [2020-12-23 14:16:26,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (1/1) ... [2020-12-23 14:16:26,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 14:16:26,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 14:16:26,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 14:16:26,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 14:16:26,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (1/1) ... [2020-12-23 14:16:26,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (1/1) ... [2020-12-23 14:16:26,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (1/1) ... [2020-12-23 14:16:26,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (1/1) ... [2020-12-23 14:16:26,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (1/1) ... [2020-12-23 14:16:26,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (1/1) ... [2020-12-23 14:16:26,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (1/1) ... [2020-12-23 14:16:26,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 14:16:26,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 14:16:26,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 14:16:26,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 14:16:26,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (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 14:16:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-23 14:16:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-23 14:16:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-23 14:16:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-23 14:16:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 14:16:26,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 14:16:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 14:16:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2020-12-23 14:16:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-23 14:16:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-23 14:16:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-23 14:16:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 14:16:37,353 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 14:16:37,354 INFO L299 CfgBuilder]: Removed 211 assume(true) statements. [2020-12-23 14:16:37,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 02:16:37 BoogieIcfgContainer [2020-12-23 14:16:37,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 14:16:37,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 14:16:37,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 14:16:37,365 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 14:16:37,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 02:16:21" (1/3) ... [2020-12-23 14:16:37,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45175c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 02:16:37, skipping insertion in model container [2020-12-23 14:16:37,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:16:26" (2/3) ... [2020-12-23 14:16:37,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45175c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 02:16:37, skipping insertion in model container [2020-12-23 14:16:37,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 02:16:37" (3/3) ... [2020-12-23 14:16:37,370 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness-1.i [2020-12-23 14:16:37,383 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 14:16:37,391 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2020-12-23 14:16:37,415 INFO L253 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2020-12-23 14:16:37,468 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 14:16:37,469 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 14:16:37,469 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 14:16:37,469 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 14:16:37,469 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 14:16:37,470 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 14:16:37,470 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 14:16:37,470 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 14:16:37,508 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states. [2020-12-23 14:16:37,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-23 14:16:37,521 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:37,522 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 14:16:37,522 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 14:16:37,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:37,530 INFO L82 PathProgramCache]: Analyzing trace with hash -1820256631, now seen corresponding path program 1 times [2020-12-23 14:16:37,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:37,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95191201] [2020-12-23 14:16:37,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:16:38,390 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 14:16:38,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95191201] [2020-12-23 14:16:38,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:16:38,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 14:16:38,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125619642] [2020-12-23 14:16:38,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 14:16:38,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:16:38,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 14:16:38,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 14:16:38,422 INFO L87 Difference]: Start difference. First operand 282 states. Second operand 2 states. [2020-12-23 14:16:38,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:16:38,502 INFO L93 Difference]: Finished difference Result 560 states and 779 transitions. [2020-12-23 14:16:38,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 14:16:38,504 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2020-12-23 14:16:38,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:16:38,531 INFO L225 Difference]: With dead ends: 560 [2020-12-23 14:16:38,531 INFO L226 Difference]: Without dead ends: 275 [2020-12-23 14:16:38,541 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 14:16:38,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-12-23 14:16:38,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 275. [2020-12-23 14:16:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2020-12-23 14:16:38,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 343 transitions. [2020-12-23 14:16:38,640 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 343 transitions. Word has length 42 [2020-12-23 14:16:38,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:16:38,640 INFO L481 AbstractCegarLoop]: Abstraction has 275 states and 343 transitions. [2020-12-23 14:16:38,641 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 14:16:38,641 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 343 transitions. [2020-12-23 14:16:38,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 14:16:38,643 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:38,643 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 14:16:38,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 14:16:38,644 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 14:16:38,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:38,650 INFO L82 PathProgramCache]: Analyzing trace with hash 783700451, now seen corresponding path program 1 times [2020-12-23 14:16:38,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:38,650 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507536031] [2020-12-23 14:16:38,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:38,810 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:16:38,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [77058807] [2020-12-23 14:16:38,816 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 14:16:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:16:40,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 2510 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-23 14:16:40,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:16:40,420 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 14:16:40,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507536031] [2020-12-23 14:16:40,421 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:16:40,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77058807] [2020-12-23 14:16:40,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:16:40,421 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:16:40,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816454552] [2020-12-23 14:16:40,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:16:40,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:16:40,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:16:40,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:16:40,425 INFO L87 Difference]: Start difference. First operand 275 states and 343 transitions. Second operand 5 states. [2020-12-23 14:16:41,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:16:41,170 INFO L93 Difference]: Finished difference Result 940 states and 1206 transitions. [2020-12-23 14:16:41,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 14:16:41,171 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-12-23 14:16:41,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:16:41,179 INFO L225 Difference]: With dead ends: 940 [2020-12-23 14:16:41,180 INFO L226 Difference]: Without dead ends: 920 [2020-12-23 14:16:41,181 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 50 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 14:16:41,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-12-23 14:16:41,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 282. [2020-12-23 14:16:41,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-12-23 14:16:41,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 349 transitions. [2020-12-23 14:16:41,218 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 349 transitions. Word has length 54 [2020-12-23 14:16:41,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:16:41,219 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 349 transitions. [2020-12-23 14:16:41,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:16:41,219 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 349 transitions. [2020-12-23 14:16:41,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 14:16:41,222 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:41,225 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 14:16:41,438 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-12-23 14:16:41,439 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 14:16:41,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:41,441 INFO L82 PathProgramCache]: Analyzing trace with hash 785309165, now seen corresponding path program 1 times [2020-12-23 14:16:41,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:41,442 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901107262] [2020-12-23 14:16:41,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:41,593 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:16:41,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [366783425] [2020-12-23 14:16:41,593 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 14:16:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:16:42,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 2513 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-23 14:16:42,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:16:43,098 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 14:16:43,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901107262] [2020-12-23 14:16:43,099 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:16:43,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [366783425] [2020-12-23 14:16:43,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:16:43,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 14:16:43,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290189784] [2020-12-23 14:16:43,105 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 14:16:43,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:16:43,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 14:16:43,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:16:43,106 INFO L87 Difference]: Start difference. First operand 282 states and 349 transitions. Second operand 3 states. [2020-12-23 14:16:43,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:16:43,137 INFO L93 Difference]: Finished difference Result 535 states and 666 transitions. [2020-12-23 14:16:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 14:16:43,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-12-23 14:16:43,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:16:43,140 INFO L225 Difference]: With dead ends: 535 [2020-12-23 14:16:43,140 INFO L226 Difference]: Without dead ends: 282 [2020-12-23 14:16:43,142 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 14:16:43,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-12-23 14:16:43,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2020-12-23 14:16:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-12-23 14:16:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 347 transitions. [2020-12-23 14:16:43,165 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 347 transitions. Word has length 54 [2020-12-23 14:16:43,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:16:43,166 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 347 transitions. [2020-12-23 14:16:43,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 14:16:43,166 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 347 transitions. [2020-12-23 14:16:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 14:16:43,175 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:43,175 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 14:16:43,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:16:43,389 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 14:16:43,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:43,390 INFO L82 PathProgramCache]: Analyzing trace with hash -598183346, now seen corresponding path program 1 times [2020-12-23 14:16:43,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:43,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031163894] [2020-12-23 14:16:43,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:43,503 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:16:43,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [325733006] [2020-12-23 14:16:43,504 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 14:16:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:16:44,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 2527 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-23 14:16:44,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:16:44,764 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 14:16:44,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031163894] [2020-12-23 14:16:44,765 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:16:44,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325733006] [2020-12-23 14:16:44,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:16:44,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:16:44,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436673134] [2020-12-23 14:16:44,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:16:44,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:16:44,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:16:44,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:16:44,767 INFO L87 Difference]: Start difference. First operand 282 states and 347 transitions. Second operand 5 states. [2020-12-23 14:16:45,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:16:45,075 INFO L93 Difference]: Finished difference Result 709 states and 882 transitions. [2020-12-23 14:16:45,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 14:16:45,076 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-12-23 14:16:45,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:16:45,080 INFO L225 Difference]: With dead ends: 709 [2020-12-23 14:16:45,080 INFO L226 Difference]: Without dead ends: 529 [2020-12-23 14:16:45,082 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 14:16:45,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2020-12-23 14:16:45,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 285. [2020-12-23 14:16:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2020-12-23 14:16:45,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 350 transitions. [2020-12-23 14:16:45,099 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 350 transitions. Word has length 56 [2020-12-23 14:16:45,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:16:45,100 INFO L481 AbstractCegarLoop]: Abstraction has 285 states and 350 transitions. [2020-12-23 14:16:45,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:16:45,100 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 350 transitions. [2020-12-23 14:16:45,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-23 14:16:45,101 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:45,101 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] [2020-12-23 14:16:45,310 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:16:45,311 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 14:16:45,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:45,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1496801685, now seen corresponding path program 1 times [2020-12-23 14:16:45,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:45,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853938205] [2020-12-23 14:16:45,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:45,543 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:16:45,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1798297781] [2020-12-23 14:16:45,544 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 14:16:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:16:46,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 2518 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-23 14:16:46,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:16:46,876 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 14:16:46,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853938205] [2020-12-23 14:16:46,879 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:16:46,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1798297781] [2020-12-23 14:16:46,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:16:46,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:16:46,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828119371] [2020-12-23 14:16:46,886 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:16:46,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:16:46,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:16:46,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:16:46,893 INFO L87 Difference]: Start difference. First operand 285 states and 350 transitions. Second operand 5 states. [2020-12-23 14:16:47,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:16:47,336 INFO L93 Difference]: Finished difference Result 535 states and 669 transitions. [2020-12-23 14:16:47,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 14:16:47,337 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-12-23 14:16:47,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:16:47,341 INFO L225 Difference]: With dead ends: 535 [2020-12-23 14:16:47,342 INFO L226 Difference]: Without dead ends: 533 [2020-12-23 14:16:47,343 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 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 14:16:47,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2020-12-23 14:16:47,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 287. [2020-12-23 14:16:47,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2020-12-23 14:16:47,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 352 transitions. [2020-12-23 14:16:47,358 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 352 transitions. Word has length 57 [2020-12-23 14:16:47,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:16:47,358 INFO L481 AbstractCegarLoop]: Abstraction has 287 states and 352 transitions. [2020-12-23 14:16:47,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:16:47,359 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 352 transitions. [2020-12-23 14:16:47,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-23 14:16:47,359 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:16:47,359 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] [2020-12-23 14:16:47,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:16:47,573 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 14:16:47,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:16:47,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1496742103, now seen corresponding path program 1 times [2020-12-23 14:16:47,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:16:47,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828344392] [2020-12-23 14:16:47,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:16:47,731 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:16:47,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [255551852] [2020-12-23 14:16:47,732 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 [2020-12-23 14:19:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:19:46,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 2523 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-23 14:19:46,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:19:46,462 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 14:19:46,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828344392] [2020-12-23 14:19:46,463 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:19:46,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [255551852] [2020-12-23 14:19:46,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:19:46,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 14:19:46,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396765283] [2020-12-23 14:19:46,464 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 14:19:46,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:19:46,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 14:19:46,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 14:19:46,465 INFO L87 Difference]: Start difference. First operand 287 states and 352 transitions. Second operand 3 states. [2020-12-23 14:19:46,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:19:46,524 INFO L93 Difference]: Finished difference Result 549 states and 679 transitions. [2020-12-23 14:19:46,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 14:19:46,526 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-12-23 14:19:46,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:19:46,528 INFO L225 Difference]: With dead ends: 549 [2020-12-23 14:19:46,528 INFO L226 Difference]: Without dead ends: 291 [2020-12-23 14:19:46,529 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 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 14:19:46,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2020-12-23 14:19:46,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 289. [2020-12-23 14:19:46,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2020-12-23 14:19:46,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 354 transitions. [2020-12-23 14:19:46,543 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 354 transitions. Word has length 57 [2020-12-23 14:19:46,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:19:46,544 INFO L481 AbstractCegarLoop]: Abstraction has 289 states and 354 transitions. [2020-12-23 14:19:46,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 14:19:46,544 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 354 transitions. [2020-12-23 14:19:46,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-23 14:19:46,545 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:19:46,545 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, 1] [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forcibly destroying the process [2020-12-23 14:19:46,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-12-23 14:19:46,761 INFO L429 AbstractCegarLoop]: === Iteration 7 === [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 14:19:46,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:19:46,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1793505165, now seen corresponding path program 1 times [2020-12-23 14:19:46,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:19:46,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179420058] [2020-12-23 14:19:46,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:19:46,885 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:19:46,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [201231714] [2020-12-23 14:19:46,886 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true