/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_hash_table_create_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 14:14:20,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 14:14:20,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 14:14:20,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 14:14:20,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 14:14:20,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 14:14:20,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 14:14:20,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 14:14:20,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 14:14:20,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 14:14:20,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 14:14:20,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 14:14:20,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 14:14:20,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 14:14:20,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 14:14:20,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 14:14:20,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 14:14:20,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 14:14:20,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 14:14:20,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 14:14:20,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 14:14:20,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 14:14:20,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 14:14:20,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 14:14:20,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 14:14:20,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 14:14:20,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 14:14:20,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 14:14:20,543 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 14:14:20,571 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 14:14:20,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 14:14:20,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 14:14:20,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 14:14:20,574 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 14:14:20,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 14:14:20,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 14:14:20,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 14:14:20,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 14:14:20,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 14:14:20,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 14:14:20,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 14:14:20,576 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 14:14:20,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 14:14:20,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 14:14:20,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 14:14:20,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 14:14:20,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 14:14:20,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 14:14:20,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 14:14:20,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 14:14:20,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 14:14:20,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 14:14:20,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 14:14:20,578 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 14:14:20,579 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 14:14:20,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 14:14:21,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 14:14:21,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 14:14:21,019 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 14:14:21,020 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 14:14:21,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_table_create_harness.i [2020-12-23 14:14:21,097 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/893f8e765/fc051aa5d7674b93ae38668a24558faa/FLAG3ebf03a76 [2020-12-23 14:14:22,156 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 14:14:22,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_create_harness.i [2020-12-23 14:14:22,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/893f8e765/fc051aa5d7674b93ae38668a24558faa/FLAG3ebf03a76 [2020-12-23 14:14:22,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/893f8e765/fc051aa5d7674b93ae38668a24558faa [2020-12-23 14:14:22,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 14:14:22,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 14:14:22,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 14:14:22,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 14:14:22,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 14:14:22,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 02:14:22" (1/1) ... [2020-12-23 14:14:22,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24135c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:22, skipping insertion in model container [2020-12-23 14:14:22,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 02:14:22" (1/1) ... [2020-12-23 14:14:22,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 14:14:22,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 14:14:23,156 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_hash_table_create_harness.i[4495,4508] [2020-12-23 14:14:23,170 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_hash_table_create_harness.i[4555,4568] [2020-12-23 14:14:23,212 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-12-23 14:14:23,224 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,] 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 14:14:24,549 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,550 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,551 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,552 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,553 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 14:14:24,570 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,571 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,574 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,575 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: IdentifierExpression[~val,] [2020-12-23 14:14:24,577 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,579 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,580 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:24,580 WARN L1512 CHandler]: Possible shadowing of function index 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~mem332,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem332,],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~mem343,],base],StructAccessExpression[IdentifierExpression[#t~mem343,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem344,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem344,],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~mem355,],base],StructAccessExpression[IdentifierExpression[#t~mem355,],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~mem362,],base],StructAccessExpression[IdentifierExpression[#t~mem362,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem364,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem364,],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~mem408,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem408,],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~mem410,],base],StructAccessExpression[IdentifierExpression[#t~mem410,],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~mem411,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem411,],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~mem412,],base],StructAccessExpression[IdentifierExpression[#t~mem412,],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 14:14:25,295 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-12-23 14:14:25,297 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-12-23 14:14:25,298 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-12-23 14:14:25,303 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-12-23 14:14:25,304 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-12-23 14:14:25,305 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-12-23 14:14:25,306 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-12-23 14:14:25,307 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-12-23 14:14:25,308 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-12-23 14:14:25,308 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[~impl~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[~impl~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~map,],base],StructAccessExpression[IdentifierExpression[~map,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem539,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem539,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem542,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem542,],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]]]]] [2020-12-23 14:14:25,692 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[~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: lhs: VariableLHS[~c~2,] left hand side expression in assignment: lhs: VariableLHS[~b~0,] left hand side expression in assignment: lhs: VariableLHS[~a~0,] left hand side expression in assignment: lhs: VariableLHS[~c~3,] left hand side expression in assignment: lhs: VariableLHS[~b~1,] left hand side expression in assignment: lhs: VariableLHS[~a~1,] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: lhs: VariableLHS[~c~4,] left hand side expression in assignment: lhs: VariableLHS[~b~2,] left hand side expression in assignment: lhs: VariableLHS[~a~2,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~u~0,],ptr] left hand side expression in assignment: lhs: VariableLHS[~c~5,] left hand side expression in assignment: lhs: VariableLHS[~b~3,] left hand side expression in assignment: lhs: VariableLHS[~a~3,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~u~1,],ptr] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: lhs: VariableLHS[~c~6,] left hand side expression in assignment: lhs: VariableLHS[~b~4,] left hand side expression in assignment: lhs: VariableLHS[~a~4,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~u~2,],ptr] left hand side expression in assignment: lhs: VariableLHS[~hash_code~0,] [2020-12-23 14:14:26,144 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,145 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: IdentifierExpression[~state~3,] left hand side expression in assignment: lhs: VariableLHS[~min_size~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~template,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[~template,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~template,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[~template,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~template,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[~template,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~template,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[52],StructAccessExpression[IdentifierExpression[~template,],offset]]]] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~template~0,],hash_fn] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~template~0,],equals_fn] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~template~0,],destroy_key_fn] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~template~0,],destroy_value_fn] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~template~0,],alloc] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~template~0,],entry_count] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~template~0,],max_load_factor] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~map,],base],StructAccessExpression[IdentifierExpression[~map,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~map,],base],StructAccessExpression[IdentifierExpression[~map,],offset]]] 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: IdentifierExpression[~to,] left hand side expression in assignment: address: IdentifierExpression[~p_probe_idx,] left hand side expression in assignment: address: IdentifierExpression[~p_entry,] left hand side expression in assignment: address: IdentifierExpression[~p_probe_idx,] left hand side expression in assignment: address: IdentifierExpression[~p_entry,] [2020-12-23 14:14:26,176 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~entry~1,] left hand side expression in assignment: lhs: VariableLHS[~rv~0,] left hand side expression in assignment: lhs: VariableLHS[~rv~0,] [2020-12-23 14:14:26,178 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~rv~0,] left hand side expression in assignment: address: IdentifierExpression[~p_entry,] left hand side expression in assignment: address: IdentifierExpression[~p_probe_idx,] left hand side expression in assignment: address: IdentifierExpression[~p_elem,] left hand side expression in assignment: address: IdentifierExpression[~p_elem,] [2020-12-23 14:14:26,185 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,186 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~rval~11,] left hand side expression in assignment: address: IdentifierExpression[~victim~0,] left hand side expression in assignment: lhs: VariableLHS[~entry,] left hand side expression in assignment: lhs: VariableLHS[~probe_idx,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~map,],base],StructAccessExpression[IdentifierExpression[~map,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~was_created,] left hand side expression in assignment: address: IdentifierExpression[~p_elem,] left hand side expression in assignment: address: IdentifierExpression[~was_created,] left hand side expression in assignment: lhs: VariableLHS[~rv~2,] left hand side expression in assignment: lhs: VariableLHS[~state~6,] left hand side expression in assignment: lhs: VariableLHS[~probe_idx~1,] left hand side expression in assignment: lhs: StructLHS[StructLHS[VariableLHS[~new_entry~0,],element],key] left hand side expression in assignment: lhs: StructLHS[StructLHS[VariableLHS[~new_entry~0,],element],value] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~new_entry~0,],hash_code] left hand side expression in assignment: lhs: VariableLHS[~entry~4,] left hand side expression in assignment: address: IdentifierExpression[~p_elem,] left hand side expression in assignment: address: IdentifierExpression[~was_created,] left hand side expression in assignment: lhs: VariableLHS[~was_created,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~p_elem~0,],base],StructAccessExpression[IdentifierExpression[~p_elem~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~p_elem~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~p_elem~0,],offset]]]] [2020-12-23 14:14:26,206 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,207 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~state,],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[64],StructAccessExpression[IdentifierExpression[~state,],offset]],BinaryExpression[ARITHMUL,IntegerLiteral[24],BinaryExpression[ARITHMOD,IdentifierExpression[~index~3,],IntegerLiteral[4294967296]]]]]] [2020-12-23 14:14:26,208 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~index~3,] [2020-12-23 14:14:26,209 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,209 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,210 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,210 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~was_present,] left hand side expression in assignment: address: IdentifierExpression[~was_present,] left hand side expression in assignment: address: IdentifierExpression[~was_present,] left hand side expression in assignment: address: IdentifierExpression[~p_value,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~iter~1,],map] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~iter~1,],limit] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~state~13,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[44],StructAccessExpression[IdentifierExpression[~state~13,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[StructAccessExpression[IdentifierExpression[~map~0,],p_impl],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[StructAccessExpression[IdentifierExpression[~map~0,],p_impl],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[StructAccessExpression[IdentifierExpression[~map~0,],p_impl],base],StructAccessExpression[StructAccessExpression[IdentifierExpression[~map~0,],p_impl],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[StructAccessExpression[IdentifierExpression[~map~0,],p_impl],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[StructAccessExpression[IdentifierExpression[~map~0,],p_impl],offset]]]] [2020-12-23 14:14:26,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 14:14:26,291 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 14:14:26,308 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_hash_table_create_harness.i[4495,4508] [2020-12-23 14:14:26,309 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_hash_table_create_harness.i[4555,4568] [2020-12-23 14:14:26,311 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2020-12-23 14:14:26,312 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,] 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 14:14:26,350 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,351 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,351 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,352 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,352 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 14:14:26,360 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,361 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,421 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,422 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: IdentifierExpression[~val,] [2020-12-23 14:14:26,424 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,426 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,427 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,427 WARN L1512 CHandler]: Possible shadowing of function index 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~mem345,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem345,],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~mem356,],base],StructAccessExpression[IdentifierExpression[#t~mem356,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem357,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem357,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem358,],base],StructAccessExpression[IdentifierExpression[#t~mem358,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem359,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem359,],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~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 14:14:26,477 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2020-12-23 14:14:26,479 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2020-12-23 14:14:26,480 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2020-12-23 14:14:26,482 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2020-12-23 14:14:26,483 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2020-12-23 14:14:26,484 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2020-12-23 14:14:26,485 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2020-12-23 14:14:26,485 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2020-12-23 14:14:26,486 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2020-12-23 14:14:26,486 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[~impl~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[~impl~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~map,],base],StructAccessExpression[IdentifierExpression[~map,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem557,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem557,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem560,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem560,],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]]]]] [2020-12-23 14:14:26,530 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[~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: lhs: VariableLHS[~c~2,] left hand side expression in assignment: lhs: VariableLHS[~b~0,] left hand side expression in assignment: lhs: VariableLHS[~a~0,] left hand side expression in assignment: lhs: VariableLHS[~c~3,] left hand side expression in assignment: lhs: VariableLHS[~b~1,] left hand side expression in assignment: lhs: VariableLHS[~a~1,] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: lhs: VariableLHS[~c~4,] left hand side expression in assignment: lhs: VariableLHS[~b~2,] left hand side expression in assignment: lhs: VariableLHS[~a~2,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#u~0,],base],StructAccessExpression[IdentifierExpression[~#u~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~c~5,] left hand side expression in assignment: lhs: VariableLHS[~b~3,] left hand side expression in assignment: lhs: VariableLHS[~a~3,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#u~1,],base],StructAccessExpression[IdentifierExpression[~#u~1,],offset]]] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: address: IdentifierExpression[~pc,] left hand side expression in assignment: address: IdentifierExpression[~pb,] left hand side expression in assignment: lhs: VariableLHS[~c~6,] left hand side expression in assignment: lhs: VariableLHS[~b~4,] left hand side expression in assignment: lhs: VariableLHS[~a~4,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#u~2,],base],StructAccessExpression[IdentifierExpression[~#u~2,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~hash_code~0,] [2020-12-23 14:14:26,724 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,725 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: IdentifierExpression[~state~3,] left hand side expression in assignment: lhs: VariableLHS[~min_size~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~template,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[~template,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~template,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[~template,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~template,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[~template,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~template,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[52],StructAccessExpression[IdentifierExpression[~template,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#template~0,],base],StructAccessExpression[IdentifierExpression[~#template~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#template~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~#template~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#template~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~#template~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#template~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~#template~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#template~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~#template~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#template~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[44],StructAccessExpression[IdentifierExpression[~#template~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#template~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[56],StructAccessExpression[IdentifierExpression[~#template~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~map,],base],StructAccessExpression[IdentifierExpression[~map,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~map,],base],StructAccessExpression[IdentifierExpression[~map,],offset]]] 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: IdentifierExpression[~to,] left hand side expression in assignment: address: IdentifierExpression[~p_probe_idx,] left hand side expression in assignment: address: IdentifierExpression[~p_entry,] left hand side expression in assignment: address: IdentifierExpression[~p_probe_idx,] left hand side expression in assignment: address: IdentifierExpression[~p_entry,] [2020-12-23 14:14:26,741 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~entry~1,] left hand side expression in assignment: lhs: VariableLHS[~rv~0,] left hand side expression in assignment: lhs: VariableLHS[~rv~0,] [2020-12-23 14:14:26,743 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~rv~0,] left hand side expression in assignment: address: IdentifierExpression[~p_entry,] left hand side expression in assignment: address: IdentifierExpression[~p_probe_idx,] left hand side expression in assignment: address: IdentifierExpression[~p_elem,] left hand side expression in assignment: address: IdentifierExpression[~p_elem,] [2020-12-23 14:14:26,746 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,747 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~rval~11,] left hand side expression in assignment: address: IdentifierExpression[~victim~0,] left hand side expression in assignment: address: IdentifierExpression[~#entry,] left hand side expression in assignment: lhs: VariableLHS[~probe_idx,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~map,],base],StructAccessExpression[IdentifierExpression[~map,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~was_created,] left hand side expression in assignment: address: IdentifierExpression[~p_elem,] left hand side expression in assignment: address: IdentifierExpression[~was_created,] left hand side expression in assignment: lhs: VariableLHS[~rv~2,] left hand side expression in assignment: lhs: VariableLHS[~state~6,] left hand side expression in assignment: address: IdentifierExpression[~#probe_idx~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#new_entry~0,],base],StructAccessExpression[IdentifierExpression[~#new_entry~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#new_entry~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~#new_entry~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#new_entry~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~#new_entry~0,],offset]]]] left hand side expression in assignment: address: IdentifierExpression[~#entry~4,] left hand side expression in assignment: address: IdentifierExpression[~p_elem,] left hand side expression in assignment: address: IdentifierExpression[~was_created,] left hand side expression in assignment: lhs: VariableLHS[~was_created,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem1297,],base],StructAccessExpression[IdentifierExpression[#t~mem1297,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem1298,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem1298,],offset]]]] [2020-12-23 14:14:26,765 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,767 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~state,],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[64],StructAccessExpression[IdentifierExpression[~state,],offset]],BinaryExpression[ARITHMUL,IntegerLiteral[24],BinaryExpression[ARITHMOD,IdentifierExpression[~index~3,],IntegerLiteral[4294967296]]]]]] [2020-12-23 14:14:26,768 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~index~3,] [2020-12-23 14:14:26,768 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,769 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,769 WARN L1512 CHandler]: Possible shadowing of function index [2020-12-23 14:14:26,770 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: lhs: VariableLHS[~was_present,] left hand side expression in assignment: address: IdentifierExpression[~was_present,] left hand side expression in assignment: address: IdentifierExpression[~was_present,] left hand side expression in assignment: address: IdentifierExpression[~p_value,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#iter~1,],base],StructAccessExpression[IdentifierExpression[~#iter~1,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#iter~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[~#iter~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~iter,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~iter,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~state~13,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[44],StructAccessExpression[IdentifierExpression[~state~13,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem1521,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem1521,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem1522,],base],StructAccessExpression[IdentifierExpression[#t~mem1522,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem1523,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[#t~mem1523,],offset]]]] [2020-12-23 14:14:26,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 14:14:27,933 INFO L208 MainTranslator]: Completed translation [2020-12-23 14:14:27,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27 WrapperNode [2020-12-23 14:14:27,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 14:14:27,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 14:14:27,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 14:14:27,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 14:14:27,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (1/1) ... [2020-12-23 14:14:28,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (1/1) ... [2020-12-23 14:14:28,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 14:14:28,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 14:14:28,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 14:14:28,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 14:14:28,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (1/1) ... [2020-12-23 14:14:28,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (1/1) ... [2020-12-23 14:14:28,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (1/1) ... [2020-12-23 14:14:28,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (1/1) ... [2020-12-23 14:14:28,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (1/1) ... [2020-12-23 14:14:28,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (1/1) ... [2020-12-23 14:14:28,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (1/1) ... [2020-12-23 14:14:28,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 14:14:28,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 14:14:28,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 14:14:28,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 14:14:28,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (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 14:14:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-23 14:14:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-23 14:14:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-23 14:14:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-23 14:14:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 14:14:28,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 14:14:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_uaddl_overflow [2020-12-23 14:14:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 14:14:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2020-12-23 14:14:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-23 14:14:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-23 14:14:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-23 14:14:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-23 14:14:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-23 14:14:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-23 14:14:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 14:14:40,209 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !true; [2020-12-23 14:14:40,209 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##276: assume !true; [2020-12-23 14:14:40,209 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##301: assume !true; [2020-12-23 14:14:40,210 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !true; [2020-12-23 14:14:40,210 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##156: assume !true; [2020-12-23 14:14:40,210 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##327: assume !true; [2020-12-23 14:14:40,210 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !true; [2020-12-23 14:14:40,225 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 14:14:40,226 INFO L299 CfgBuilder]: Removed 384 assume(true) statements. [2020-12-23 14:14:40,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 02:14:40 BoogieIcfgContainer [2020-12-23 14:14:40,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 14:14:40,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 14:14:40,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 14:14:40,235 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 14:14:40,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 02:14:22" (1/3) ... [2020-12-23 14:14:40,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@339f8d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 02:14:40, skipping insertion in model container [2020-12-23 14:14:40,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 02:14:27" (2/3) ... [2020-12-23 14:14:40,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@339f8d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 02:14:40, skipping insertion in model container [2020-12-23 14:14:40,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 02:14:40" (3/3) ... [2020-12-23 14:14:40,239 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_table_create_harness.i [2020-12-23 14:14:40,246 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 14:14:40,253 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2020-12-23 14:14:40,274 INFO L253 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2020-12-23 14:14:40,307 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 14:14:40,308 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 14:14:40,308 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 14:14:40,308 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 14:14:40,308 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 14:14:40,308 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 14:14:40,309 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 14:14:40,309 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 14:14:40,338 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states. [2020-12-23 14:14:40,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-23 14:14:40,346 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:14:40,347 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] [2020-12-23 14:14:40,348 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:14:40,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:14:40,356 INFO L82 PathProgramCache]: Analyzing trace with hash -714573874, now seen corresponding path program 1 times [2020-12-23 14:14:40,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:14:40,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518974506] [2020-12-23 14:14:40,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:14:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:14:41,275 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 14:14:41,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518974506] [2020-12-23 14:14:41,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:14:41,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 14:14:41,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138467731] [2020-12-23 14:14:41,284 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 14:14:41,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:14:41,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 14:14:41,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 14:14:41,308 INFO L87 Difference]: Start difference. First operand 410 states. Second operand 2 states. [2020-12-23 14:14:41,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:14:41,399 INFO L93 Difference]: Finished difference Result 814 states and 1111 transitions. [2020-12-23 14:14:41,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 14:14:41,401 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 47 [2020-12-23 14:14:41,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:14:41,420 INFO L225 Difference]: With dead ends: 814 [2020-12-23 14:14:41,420 INFO L226 Difference]: Without dead ends: 401 [2020-12-23 14:14:41,427 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 14:14:41,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2020-12-23 14:14:41,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 401. [2020-12-23 14:14:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2020-12-23 14:14:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 487 transitions. [2020-12-23 14:14:41,558 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 487 transitions. Word has length 47 [2020-12-23 14:14:41,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:14:41,559 INFO L481 AbstractCegarLoop]: Abstraction has 401 states and 487 transitions. [2020-12-23 14:14:41,559 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 14:14:41,559 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 487 transitions. [2020-12-23 14:14:41,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-23 14:14:41,562 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:14:41,562 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] [2020-12-23 14:14:41,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 14:14:41,563 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:14:41,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:14:41,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1373789074, now seen corresponding path program 1 times [2020-12-23 14:14:41,566 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:14:41,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711006932] [2020-12-23 14:14:41,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:14:41,802 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:14:41,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1197492540] [2020-12-23 14:14:41,803 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 14:14:43,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:14:43,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 2552 conjuncts, 37 conjunts are in the unsatisfiable core [2020-12-23 14:14:43,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:14:43,209 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 14:14:43,219 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 14:14:43,227 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 14:14:43,243 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 14:14:43,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711006932] [2020-12-23 14:14:43,244 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:14:43,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197492540] [2020-12-23 14:14:43,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:14:43,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 14:14:43,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403984815] [2020-12-23 14:14:43,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 14:14:43,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:14:43,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 14:14:43,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 14:14:43,249 INFO L87 Difference]: Start difference. First operand 401 states and 487 transitions. Second operand 4 states. [2020-12-23 14:14:43,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:14:43,706 INFO L93 Difference]: Finished difference Result 455 states and 554 transitions. [2020-12-23 14:14:43,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 14:14:43,706 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-12-23 14:14:43,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:14:43,711 INFO L225 Difference]: With dead ends: 455 [2020-12-23 14:14:43,711 INFO L226 Difference]: Without dead ends: 453 [2020-12-23 14:14:43,712 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 14:14:43,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-12-23 14:14:43,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 399. [2020-12-23 14:14:43,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2020-12-23 14:14:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 485 transitions. [2020-12-23 14:14:43,747 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 485 transitions. Word has length 47 [2020-12-23 14:14:43,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:14:43,748 INFO L481 AbstractCegarLoop]: Abstraction has 399 states and 485 transitions. [2020-12-23 14:14:43,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 14:14:43,748 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 485 transitions. [2020-12-23 14:14:43,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 14:14:43,752 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:14:43,752 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 14:14:43,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-12-23 14:14:43,968 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:14:43,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:14:43,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1086033967, now seen corresponding path program 1 times [2020-12-23 14:14:43,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:14:43,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627926422] [2020-12-23 14:14:43,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:14:44,095 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:14:44,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [115581183] [2020-12-23 14:14:44,096 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 14:14:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:14:45,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 2577 conjuncts, 20 conjunts are in the unsatisfiable core [2020-12-23 14:14:45,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:14:45,568 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 14:14:45,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627926422] [2020-12-23 14:14:45,569 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:14:45,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115581183] [2020-12-23 14:14:45,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:14:45,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 14:14:45,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50689176] [2020-12-23 14:14:45,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 14:14:45,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:14:45,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 14:14:45,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 14:14:45,572 INFO L87 Difference]: Start difference. First operand 399 states and 485 transitions. Second operand 6 states. [2020-12-23 14:14:46,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:14:46,069 INFO L93 Difference]: Finished difference Result 878 states and 1060 transitions. [2020-12-23 14:14:46,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 14:14:46,070 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-12-23 14:14:46,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:14:46,073 INFO L225 Difference]: With dead ends: 878 [2020-12-23 14:14:46,074 INFO L226 Difference]: Without dead ends: 514 [2020-12-23 14:14:46,077 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-23 14:14:46,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2020-12-23 14:14:46,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 399. [2020-12-23 14:14:46,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2020-12-23 14:14:46,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 484 transitions. [2020-12-23 14:14:46,093 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 484 transitions. Word has length 54 [2020-12-23 14:14:46,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:14:46,093 INFO L481 AbstractCegarLoop]: Abstraction has 399 states and 484 transitions. [2020-12-23 14:14:46,093 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 14:14:46,094 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 484 transitions. [2020-12-23 14:14:46,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 14:14:46,096 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:14:46,096 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 14:14:46,310 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:14:46,312 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:14:46,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:14:46,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1801845482, now seen corresponding path program 1 times [2020-12-23 14:14:46,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:14:46,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137770646] [2020-12-23 14:14:46,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:14:46,441 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:14:46,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [906489122] [2020-12-23 14:14:46,442 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 14:14:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:14:48,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 2598 conjuncts, 23 conjunts are in the unsatisfiable core [2020-12-23 14:14:48,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:14:48,093 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 14:14:48,149 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 14:14:48,151 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 14:14:48,154 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 14:14:48,204 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2020-12-23 14:14:48,206 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-23 14:14:48,211 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2020-12-23 14:14:48,214 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-23 14:14:48,240 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:14:48,246 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2020-12-23 14:14:48,249 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-12-23 14:14:48,254 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2020-12-23 14:14:48,255 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-12-23 14:14:48,264 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-23 14:14:48,265 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-12-23 14:14:48,265 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:47, output treesize:9 [2020-12-23 14:14:48,312 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 14:14:48,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137770646] [2020-12-23 14:14:48,313 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:14:48,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906489122] [2020-12-23 14:14:48,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:14:48,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:14:48,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754850913] [2020-12-23 14:14:48,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:14:48,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:14:48,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:14:48,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:14:48,315 INFO L87 Difference]: Start difference. First operand 399 states and 484 transitions. Second operand 5 states. [2020-12-23 14:14:56,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:14:56,367 INFO L93 Difference]: Finished difference Result 1121 states and 1356 transitions. [2020-12-23 14:14:56,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 14:14:56,370 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-12-23 14:14:56,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:14:56,374 INFO L225 Difference]: With dead ends: 1121 [2020-12-23 14:14:56,374 INFO L226 Difference]: Without dead ends: 756 [2020-12-23 14:14:56,376 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 14:14:56,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-12-23 14:14:56,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 405. [2020-12-23 14:14:56,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2020-12-23 14:14:56,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 491 transitions. [2020-12-23 14:14:56,398 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 491 transitions. Word has length 56 [2020-12-23 14:14:56,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:14:56,399 INFO L481 AbstractCegarLoop]: Abstraction has 405 states and 491 transitions. [2020-12-23 14:14:56,399 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:14:56,399 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 491 transitions. [2020-12-23 14:14:56,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 14:14:56,401 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:14:56,401 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 14:14:56,616 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:14:56,617 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:14:56,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:14:56,619 INFO L82 PathProgramCache]: Analyzing trace with hash 2098755028, now seen corresponding path program 1 times [2020-12-23 14:14:56,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:14:56,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981761770] [2020-12-23 14:14:56,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:14:56,761 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:14:56,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [951597284] [2020-12-23 14:14:56,762 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 14:14:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:14:58,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 2593 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 14:14:58,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:14:58,109 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 14:14:58,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981761770] [2020-12-23 14:14:58,110 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:14:58,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951597284] [2020-12-23 14:14:58,110 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:14:58,110 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 14:14:58,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003483877] [2020-12-23 14:14:58,111 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 14:14:58,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:14:58,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 14:14:58,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 14:14:58,116 INFO L87 Difference]: Start difference. First operand 405 states and 491 transitions. Second operand 4 states. [2020-12-23 14:14:58,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:14:58,205 INFO L93 Difference]: Finished difference Result 775 states and 940 transitions. [2020-12-23 14:14:58,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 14:14:58,206 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 56 [2020-12-23 14:14:58,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:14:58,209 INFO L225 Difference]: With dead ends: 775 [2020-12-23 14:14:58,209 INFO L226 Difference]: Without dead ends: 403 [2020-12-23 14:14:58,210 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:14:58,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2020-12-23 14:14:58,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 401. [2020-12-23 14:14:58,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2020-12-23 14:14:58,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 483 transitions. [2020-12-23 14:14:58,224 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 483 transitions. Word has length 56 [2020-12-23 14:14:58,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:14:58,224 INFO L481 AbstractCegarLoop]: Abstraction has 401 states and 483 transitions. [2020-12-23 14:14:58,224 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 14:14:58,224 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 483 transitions. [2020-12-23 14:14:58,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-23 14:14:58,226 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:14:58,226 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 14:14:58,440 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:14:58,441 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:14:58,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:14:58,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1367892291, now seen corresponding path program 1 times [2020-12-23 14:14:58,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:14:58,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375877891] [2020-12-23 14:14:58,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:14:58,554 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:14:58,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1492594670] [2020-12-23 14:14:58,555 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 14:14:59,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:14:59,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 2623 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-23 14:14:59,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:14:59,927 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 14:14:59,971 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 14:14:59,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375877891] [2020-12-23 14:14:59,972 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:14:59,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492594670] [2020-12-23 14:14:59,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:14:59,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 14:14:59,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343861708] [2020-12-23 14:14:59,973 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 14:14:59,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:14:59,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 14:14:59,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 14:14:59,974 INFO L87 Difference]: Start difference. First operand 401 states and 483 transitions. Second operand 4 states. [2020-12-23 14:15:00,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:15:00,234 INFO L93 Difference]: Finished difference Result 944 states and 1137 transitions. [2020-12-23 14:15:00,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 14:15:00,235 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2020-12-23 14:15:00,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:15:00,239 INFO L225 Difference]: With dead ends: 944 [2020-12-23 14:15:00,239 INFO L226 Difference]: Without dead ends: 565 [2020-12-23 14:15:00,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:15:00,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2020-12-23 14:15:00,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 401. [2020-12-23 14:15:00,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2020-12-23 14:15:00,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 481 transitions. [2020-12-23 14:15:00,256 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 481 transitions. Word has length 57 [2020-12-23 14:15:00,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:15:00,256 INFO L481 AbstractCegarLoop]: Abstraction has 401 states and 481 transitions. [2020-12-23 14:15:00,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 14:15:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 481 transitions. [2020-12-23 14:15:00,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-23 14:15:00,258 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:15:00,258 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, 1] [2020-12-23 14:15:00,473 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-12-23 14:15:00,474 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:15:00,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:15:00,474 INFO L82 PathProgramCache]: Analyzing trace with hash -1786485650, now seen corresponding path program 1 times [2020-12-23 14:15:00,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:15:00,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298698037] [2020-12-23 14:15:00,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:15:00,599 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:15:00,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [53159395] [2020-12-23 14:15:00,601 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 [2020-12-23 14:15:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:15:01,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 2696 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-23 14:15:01,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:15:02,092 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 14:15:02,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298698037] [2020-12-23 14:15:02,092 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:15:02,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [53159395] [2020-12-23 14:15:02,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:15:02,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:15:02,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725805539] [2020-12-23 14:15:02,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:15:02,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:15:02,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:15:02,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:15:02,095 INFO L87 Difference]: Start difference. First operand 401 states and 481 transitions. Second operand 5 states. [2020-12-23 14:15:03,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:15:03,146 INFO L93 Difference]: Finished difference Result 1055 states and 1275 transitions. [2020-12-23 14:15:03,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 14:15:03,147 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 62 [2020-12-23 14:15:03,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:15:03,152 INFO L225 Difference]: With dead ends: 1055 [2020-12-23 14:15:03,152 INFO L226 Difference]: Without dead ends: 698 [2020-12-23 14:15:03,154 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-23 14:15:03,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2020-12-23 14:15:03,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 401. [2020-12-23 14:15:03,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2020-12-23 14:15:03,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 476 transitions. [2020-12-23 14:15:03,169 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 476 transitions. Word has length 62 [2020-12-23 14:15:03,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:15:03,170 INFO L481 AbstractCegarLoop]: Abstraction has 401 states and 476 transitions. [2020-12-23 14:15:03,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:15:03,170 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 476 transitions. [2020-12-23 14:15:03,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-23 14:15:03,171 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:15:03,171 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, 1, 1] [2020-12-23 14:15:03,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:15:03,385 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:15:03,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:15:03,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1039905759, now seen corresponding path program 1 times [2020-12-23 14:15:03,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:15:03,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161381654] [2020-12-23 14:15:03,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:15:03,498 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:15:03,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [128488237] [2020-12-23 14:15:03,499 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:16:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:17:00,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 2721 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-23 14:17:00,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:17:00,203 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 14:17:00,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161381654] [2020-12-23 14:17:00,204 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:17:00,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128488237] [2020-12-23 14:17:00,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:17:00,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:17:00,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100562873] [2020-12-23 14:17:00,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:17:00,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:17:00,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:17:00,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:17:00,206 INFO L87 Difference]: Start difference. First operand 401 states and 476 transitions. Second operand 5 states. [2020-12-23 14:17:01,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:17:01,101 INFO L93 Difference]: Finished difference Result 1068 states and 1297 transitions. [2020-12-23 14:17:01,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 14:17:01,102 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-12-23 14:17:01,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:17:01,108 INFO L225 Difference]: With dead ends: 1068 [2020-12-23 14:17:01,108 INFO L226 Difference]: Without dead ends: 1066 [2020-12-23 14:17:01,110 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 14:17:01,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states. [2020-12-23 14:17:01,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 403. [2020-12-23 14:17:01,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2020-12-23 14:17:01,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 478 transitions. [2020-12-23 14:17:01,131 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 478 transitions. Word has length 63 [2020-12-23 14:17:01,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:17:01,131 INFO L481 AbstractCegarLoop]: Abstraction has 403 states and 478 transitions. [2020-12-23 14:17:01,131 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:17:01,132 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 478 transitions. [2020-12-23 14:17:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-23 14:17:01,133 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:17:01,133 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, 1, 1] [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forcibly destroying the process [2020-12-23 14:17:01,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:17:01,343 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:17:01,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:17:01,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1039846177, now seen corresponding path program 1 times [2020-12-23 14:17:01,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:17:01,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931680441] [2020-12-23 14:17:01,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:17:01,497 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:17:01,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1906608118] [2020-12-23 14:17:01,498 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:17:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:17:02,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 2718 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-23 14:17:02,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:17:03,086 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 14:17:03,116 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 14:17:03,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931680441] [2020-12-23 14:17:03,116 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:17:03,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1906608118] [2020-12-23 14:17:03,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:17:03,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:17:03,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426676428] [2020-12-23 14:17:03,118 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 14:17:03,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:17:03,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 14:17:03,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:17:03,119 INFO L87 Difference]: Start difference. First operand 403 states and 478 transitions. Second operand 5 states. [2020-12-23 14:17:04,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:17:04,102 INFO L93 Difference]: Finished difference Result 1065 states and 1294 transitions. [2020-12-23 14:17:04,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 14:17:04,104 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-12-23 14:17:04,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:17:04,110 INFO L225 Difference]: With dead ends: 1065 [2020-12-23 14:17:04,110 INFO L226 Difference]: Without dead ends: 1063 [2020-12-23 14:17:04,112 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 14:17:04,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1063 states. [2020-12-23 14:17:04,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1063 to 399. [2020-12-23 14:17:04,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2020-12-23 14:17:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 474 transitions. [2020-12-23 14:17:04,134 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 474 transitions. Word has length 63 [2020-12-23 14:17:04,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:17:04,135 INFO L481 AbstractCegarLoop]: Abstraction has 399 states and 474 transitions. [2020-12-23 14:17:04,135 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 14:17:04,135 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 474 transitions. [2020-12-23 14:17:04,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 14:17:04,136 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:17:04,136 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:17:04,338 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-12-23 14:17:04,340 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:17:04,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:17:04,341 INFO L82 PathProgramCache]: Analyzing trace with hash -967128980, now seen corresponding path program 1 times [2020-12-23 14:17:04,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:17:04,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124066755] [2020-12-23 14:17:04,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:17:04,512 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:17:04,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1380267138] [2020-12-23 14:17:04,513 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:17:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:17:05,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 2896 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-23 14:17:05,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:17:06,046 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 14:17:06,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124066755] [2020-12-23 14:17:06,047 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:17:06,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380267138] [2020-12-23 14:17:06,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:17:06,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 14:17:06,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74139381] [2020-12-23 14:17:06,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 14:17:06,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:17:06,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 14:17:06,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 14:17:06,048 INFO L87 Difference]: Start difference. First operand 399 states and 474 transitions. Second operand 6 states. [2020-12-23 14:17:06,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:17:06,811 INFO L93 Difference]: Finished difference Result 1077 states and 1291 transitions. [2020-12-23 14:17:06,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 14:17:06,814 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-12-23 14:17:06,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:17:06,817 INFO L225 Difference]: With dead ends: 1077 [2020-12-23 14:17:06,817 INFO L226 Difference]: Without dead ends: 747 [2020-12-23 14:17:06,819 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-12-23 14:17:06,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2020-12-23 14:17:06,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 417. [2020-12-23 14:17:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2020-12-23 14:17:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 494 transitions. [2020-12-23 14:17:06,881 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 494 transitions. Word has length 69 [2020-12-23 14:17:06,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:17:06,882 INFO L481 AbstractCegarLoop]: Abstraction has 417 states and 494 transitions. [2020-12-23 14:17:06,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 14:17:06,882 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 494 transitions. [2020-12-23 14:17:06,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 14:17:06,883 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:17:06,883 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:17:07,093 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:17:07,094 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:17:07,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:17:07,095 INFO L82 PathProgramCache]: Analyzing trace with hash -1978246230, now seen corresponding path program 1 times [2020-12-23 14:17:07,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:17:07,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137628456] [2020-12-23 14:17:07,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:17:07,198 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:17:07,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [591326190] [2020-12-23 14:17:07,198 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:17:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:17:08,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 2889 conjuncts, 37 conjunts are in the unsatisfiable core [2020-12-23 14:17:08,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:17:08,730 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 14:17:08,730 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137628456] [2020-12-23 14:17:08,731 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:17:08,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591326190] [2020-12-23 14:17:08,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:17:08,731 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 14:17:08,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281572081] [2020-12-23 14:17:08,732 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 14:17:08,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:17:08,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 14:17:08,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 14:17:08,733 INFO L87 Difference]: Start difference. First operand 417 states and 494 transitions. Second operand 7 states. [2020-12-23 14:17:09,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:17:09,500 INFO L93 Difference]: Finished difference Result 1260 states and 1522 transitions. [2020-12-23 14:17:09,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 14:17:09,504 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2020-12-23 14:17:09,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:17:09,509 INFO L225 Difference]: With dead ends: 1260 [2020-12-23 14:17:09,509 INFO L226 Difference]: Without dead ends: 942 [2020-12-23 14:17:09,510 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2020-12-23 14:17:09,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2020-12-23 14:17:09,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 431. [2020-12-23 14:17:09,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2020-12-23 14:17:09,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 512 transitions. [2020-12-23 14:17:09,540 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 512 transitions. Word has length 69 [2020-12-23 14:17:09,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:17:09,541 INFO L481 AbstractCegarLoop]: Abstraction has 431 states and 512 transitions. [2020-12-23 14:17:09,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 14:17:09,541 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 512 transitions. [2020-12-23 14:17:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-23 14:17:09,542 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:17:09,542 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:17:09,757 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:17:09,758 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:17:09,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:17:09,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1858283405, now seen corresponding path program 1 times [2020-12-23 14:17:09,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:17:09,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399632945] [2020-12-23 14:17:09,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:17:09,861 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:17:09,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2091694792] [2020-12-23 14:17:09,861 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:17:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:17:11,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 2873 conjuncts, 45 conjunts are in the unsatisfiable core [2020-12-23 14:17:11,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:17:11,530 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 14:17:11,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399632945] [2020-12-23 14:17:11,530 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:17:11,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2091694792] [2020-12-23 14:17:11,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:17:11,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 14:17:11,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125829306] [2020-12-23 14:17:11,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 14:17:11,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:17:11,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 14:17:11,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 14:17:11,532 INFO L87 Difference]: Start difference. First operand 431 states and 512 transitions. Second operand 7 states. [2020-12-23 14:17:13,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:17:13,017 INFO L93 Difference]: Finished difference Result 1358 states and 1644 transitions. [2020-12-23 14:17:13,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-12-23 14:17:13,017 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2020-12-23 14:17:13,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:17:13,023 INFO L225 Difference]: With dead ends: 1358 [2020-12-23 14:17:13,023 INFO L226 Difference]: Without dead ends: 1079 [2020-12-23 14:17:13,024 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2020-12-23 14:17:13,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1079 states. [2020-12-23 14:17:13,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1079 to 431. [2020-12-23 14:17:13,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2020-12-23 14:17:13,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 511 transitions. [2020-12-23 14:17:13,063 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 511 transitions. Word has length 71 [2020-12-23 14:17:13,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:17:13,063 INFO L481 AbstractCegarLoop]: Abstraction has 431 states and 511 transitions. [2020-12-23 14:17:13,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 14:17:13,063 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 511 transitions. [2020-12-23 14:17:13,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-23 14:17:13,064 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:17:13,064 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:17:13,278 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-23 14:17:13,279 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:17:13,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:17:13,280 INFO L82 PathProgramCache]: Analyzing trace with hash -847759674, now seen corresponding path program 1 times [2020-12-23 14:17:13,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:17:13,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429610056] [2020-12-23 14:17:13,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:17:13,409 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:17:13,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1117092585] [2020-12-23 14:17:13,409 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 14:17:14,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 14:17:14,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 2798 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 14:17:14,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 14:17:14,928 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 14:17:14,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429610056] [2020-12-23 14:17:14,929 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 14:17:14,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117092585] [2020-12-23 14:17:14,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 14:17:14,929 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 14:17:14,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822198391] [2020-12-23 14:17:14,929 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 14:17:14,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 14:17:14,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 14:17:14,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 14:17:14,930 INFO L87 Difference]: Start difference. First operand 431 states and 511 transitions. Second operand 4 states. [2020-12-23 14:17:15,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 14:17:15,047 INFO L93 Difference]: Finished difference Result 768 states and 912 transitions. [2020-12-23 14:17:15,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 14:17:15,048 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 72 [2020-12-23 14:17:15,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 14:17:15,051 INFO L225 Difference]: With dead ends: 768 [2020-12-23 14:17:15,052 INFO L226 Difference]: Without dead ends: 719 [2020-12-23 14:17:15,052 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 14:17:15,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2020-12-23 14:17:15,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 433. [2020-12-23 14:17:15,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 433 states. [2020-12-23 14:17:15,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 513 transitions. [2020-12-23 14:17:15,093 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 513 transitions. Word has length 72 [2020-12-23 14:17:15,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 14:17:15,093 INFO L481 AbstractCegarLoop]: Abstraction has 433 states and 513 transitions. [2020-12-23 14:17:15,093 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 14:17:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 513 transitions. [2020-12-23 14:17:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-23 14:17:15,095 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 14:17:15,095 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 14:17:15,310 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-12-23 14:17:15,311 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 14:17:15,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 14:17:15,311 INFO L82 PathProgramCache]: Analyzing trace with hash -1770425789, now seen corresponding path program 1 times [2020-12-23 14:17:15,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 14:17:15,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219056310] [2020-12-23 14:17:15,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 14:17:15,422 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 14:17:15,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1157327503] [2020-12-23 14:17:15,422 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true