/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-07 00:10:17,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-07 00:10:17,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-07 00:10:17,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-07 00:10:17,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-07 00:10:17,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-07 00:10:17,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-07 00:10:17,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-07 00:10:17,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-07 00:10:17,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-07 00:10:17,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-07 00:10:17,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-07 00:10:17,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-07 00:10:17,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-07 00:10:17,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-07 00:10:17,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-07 00:10:17,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-07 00:10:17,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-07 00:10:17,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-07 00:10:17,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-07 00:10:17,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-07 00:10:17,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-07 00:10:17,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-07 00:10:17,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-07 00:10:17,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-07 00:10:17,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-07 00:10:17,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-07 00:10:17,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-07 00:10:17,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-07 00:10:17,374 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-07 00:10:17,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-07 00:10:17,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-07 00:10:17,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-07 00:10:17,376 INFO L138 SettingsManager]: * Use SBE=true [2021-01-07 00:10:17,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-07 00:10:17,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-07 00:10:17,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-07 00:10:17,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-07 00:10:17,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-07 00:10:17,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-07 00:10:17,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-07 00:10:17,378 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-07 00:10:17,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-07 00:10:17,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-07 00:10:17,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-07 00:10:17,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-07 00:10:17,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-07 00:10:17,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-07 00:10:17,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-07 00:10:17,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-07 00:10:17,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-07 00:10:17,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-07 00:10:17,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-07 00:10:17,381 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-07 00:10:17,381 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-07 00:10:17,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-07 00:10:17,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-07 00:10:17,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-07 00:10:17,813 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-07 00:10:17,816 INFO L275 PluginConnector]: CDTParser initialized [2021-01-07 00:10:17,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2021-01-07 00:10:17,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e1beb6217/feeb8bcba9f7449382ff3eb1119fd9f8/FLAG9c6c4f51d [2021-01-07 00:10:18,815 INFO L306 CDTParser]: Found 1 translation units. [2021-01-07 00:10:18,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2021-01-07 00:10:18,850 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e1beb6217/feeb8bcba9f7449382ff3eb1119fd9f8/FLAG9c6c4f51d [2021-01-07 00:10:19,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e1beb6217/feeb8bcba9f7449382ff3eb1119fd9f8 [2021-01-07 00:10:19,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-07 00:10:19,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-07 00:10:19,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-07 00:10:19,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-07 00:10:19,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-07 00:10:19,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.01 12:10:19" (1/1) ... [2021-01-07 00:10:19,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@432fdf95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:19, skipping insertion in model container [2021-01-07 00:10:19,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.01 12:10:19" (1/1) ... [2021-01-07 00:10:19,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-07 00:10:19,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-07 00:10:19,762 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2021-01-07 00:10:19,774 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2021-01-07 00:10:19,809 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-01-07 00:10:19,821 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,] [2021-01-07 00:10:20,767 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy left hand side expression in assignment: lhs: VariableLHS[~allocation~0,] left hand side expression in assignment: lhs: VariableLHS[~alloc_size~1,] left hand side expression in assignment: address: IdentifierExpression[~out_ptr~0,] left hand side expression in assignment: address: IdentifierExpression[~ptr,] left hand side expression in assignment: address: IdentifierExpression[~ptr,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] [2021-01-07 00:10:20,873 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:20,876 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:20,877 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:20,878 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:20,883 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,] [2021-01-07 00:10:20,918 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:20,919 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:20,921 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:20,922 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: IdentifierExpression[~val,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[2],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[2],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[5],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[6],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[7],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~head_reaches_tail~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~to_add,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],StructAccessExpression[IdentifierExpression[~to_add,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem348,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem348,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~after,],base],StructAccessExpression[IdentifierExpression[~after,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem359,],base],StructAccessExpression[IdentifierExpression[#t~mem359,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem360,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem360,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[StructAccessExpression[IdentifierExpression[~tmp~1,],prev],base],StructAccessExpression[StructAccessExpression[IdentifierExpression[~tmp~1,],prev],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[StructAccessExpression[IdentifierExpression[~tmp~1,],next],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[StructAccessExpression[IdentifierExpression[~tmp~1,],next],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: address: IdentifierExpression[~a,] left hand side expression in assignment: address: IdentifierExpression[~b,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],StructAccessExpression[IdentifierExpression[~to_add,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~to_add,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem371,],base],StructAccessExpression[IdentifierExpression[#t~mem371,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~before,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~before,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem378,],base],StructAccessExpression[IdentifierExpression[#t~mem378,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem380,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem380,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a,],base],StructAccessExpression[IdentifierExpression[~a,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem424,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem424,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~a,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem426,],base],StructAccessExpression[IdentifierExpression[#t~mem426,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b,],base],StructAccessExpression[IdentifierExpression[~b,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem427,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem427,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~b,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem428,],base],StructAccessExpression[IdentifierExpression[#t~mem428,],offset]]] left hand side expression in assignment: address: IdentifierExpression[~var,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~var,],base],StructAccessExpression[IdentifierExpression[~var,],offset]]] [2021-01-07 00:10:21,360 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-01-07 00:10:21,361 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-01-07 00:10:21,363 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-01-07 00:10:21,364 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-01-07 00:10:21,366 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-01-07 00:10:21,367 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-01-07 00:10:21,367 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-01-07 00:10:21,368 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-01-07 00:10:21,369 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-01-07 00:10:21,370 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~cursor,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~cursor,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~curr~0,],base],StructAccessExpression[IdentifierExpression[~curr~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~node~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~curr~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~curr~0,],base],StructAccessExpression[IdentifierExpression[~curr~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem551,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem551,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem554,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem554,],offset]]]] left hand side expression in assignment: address: IdentifierExpression[~rval,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],StructAccessExpression[IdentifierExpression[~str~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~str~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~str~0,],offset]],BinaryExpression[ARITHMOD,IdentifierExpression[~len,],IntegerLiteral[4294967296]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~storage,],base],StructAccessExpression[IdentifierExpression[~storage,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~storage,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~storage,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tl_last_error~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~sp~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~sp~0,],offset],IfThenElseExpression[BinaryExpression[COMPLEQ,BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],IntegerLiteral[9223372036854775807]],BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] [2021-01-07 00:10:21,563 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:21,563 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:21,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-07 00:10:21,667 INFO L203 MainTranslator]: Completed pre-run [2021-01-07 00:10:21,683 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2021-01-07 00:10:21,684 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2021-01-07 00:10:21,686 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-01-07 00:10:21,687 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,] [2021-01-07 00:10:21,731 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy left hand side expression in assignment: lhs: VariableLHS[~allocation~0,] left hand side expression in assignment: lhs: VariableLHS[~alloc_size~1,] left hand side expression in assignment: address: IdentifierExpression[~out_ptr~0,] left hand side expression in assignment: address: IdentifierExpression[~ptr,] left hand side expression in assignment: address: IdentifierExpression[~ptr,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~list,],offset]]]] [2021-01-07 00:10:21,770 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:21,771 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:21,775 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:21,776 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:21,779 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,] [2021-01-07 00:10:21,796 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:21,797 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:21,801 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:21,801 WARN L1512 CHandler]: Possible shadowing of function index left hand side expression in assignment: address: IdentifierExpression[~val,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[2],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3],StructAccessExpression[IdentifierExpression[~ret_storage~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[2],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[5],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[6],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ret_storage~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[7],StructAccessExpression[IdentifierExpression[~ret_storage~1,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~head_reaches_tail~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~to_add,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],StructAccessExpression[IdentifierExpression[~to_add,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem362,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem362,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~after,],base],StructAccessExpression[IdentifierExpression[~after,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem373,],base],StructAccessExpression[IdentifierExpression[#t~mem373,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem374,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem374,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem375,],base],StructAccessExpression[IdentifierExpression[#t~mem375,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem376,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem376,],offset]]]] left hand side expression in assignment: address: IdentifierExpression[~#tmp~1,] left hand side expression in assignment: address: IdentifierExpression[~a,] left hand side expression in assignment: address: IdentifierExpression[~b,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],StructAccessExpression[IdentifierExpression[~to_add,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~to_add,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~to_add,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem389,],base],StructAccessExpression[IdentifierExpression[#t~mem389,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~before,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~before,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem396,],base],StructAccessExpression[IdentifierExpression[#t~mem396,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem398,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem398,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a,],base],StructAccessExpression[IdentifierExpression[~a,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem442,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem442,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~a,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~a,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem444,],base],StructAccessExpression[IdentifierExpression[#t~mem444,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b,],base],StructAccessExpression[IdentifierExpression[~b,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem445,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[#t~mem445,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~b,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~b,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem446,],base],StructAccessExpression[IdentifierExpression[#t~mem446,],offset]]] left hand side expression in assignment: address: IdentifierExpression[~var,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~var,],base],StructAccessExpression[IdentifierExpression[~var,],offset]]] [2021-01-07 00:10:21,978 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-01-07 00:10:21,979 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-01-07 00:10:21,980 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-01-07 00:10:21,981 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-01-07 00:10:21,982 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-01-07 00:10:21,983 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-01-07 00:10:21,983 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-01-07 00:10:21,984 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-01-07 00:10:21,984 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-01-07 00:10:21,985 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~ring_buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~ring_buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~buf,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~buf,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~cursor,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~cursor,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~curr~0,],base],StructAccessExpression[IdentifierExpression[~curr~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~node~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~curr~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~curr~0,],base],StructAccessExpression[IdentifierExpression[~curr~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem569,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[#t~mem569,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem572,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[#t~mem572,],offset]]]] left hand side expression in assignment: address: IdentifierExpression[~rval,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],StructAccessExpression[IdentifierExpression[~str~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~str~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~str~0,],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~str~0,],offset]],BinaryExpression[ARITHMOD,IdentifierExpression[~len,],IntegerLiteral[4294967296]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~storage,],base],StructAccessExpression[IdentifierExpression[~storage,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~storage,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~storage,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tl_last_error~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~sp~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~sp~0,],offset],IfThenElseExpression[BinaryExpression[COMPLEQ,BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],IntegerLiteral[9223372036854775807]],BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMOD,BinaryExpression[ARITHMOD,IdentifierExpression[~i~6,],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]],IntegerLiteral[18446744073709551616]]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~queue,],base],StructAccessExpression[IdentifierExpression[~queue,],offset]]] [2021-01-07 00:10:22,023 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:22,023 WARN L1512 CHandler]: Possible shadowing of function index [2021-01-07 00:10:22,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-07 00:10:22,861 INFO L208 MainTranslator]: Completed translation [2021-01-07 00:10:22,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22 WrapperNode [2021-01-07 00:10:22,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-07 00:10:22,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-07 00:10:22,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-07 00:10:22,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-07 00:10:22,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (1/1) ... [2021-01-07 00:10:22,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (1/1) ... [2021-01-07 00:10:23,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-07 00:10:23,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-07 00:10:23,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-07 00:10:23,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-07 00:10:23,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (1/1) ... [2021-01-07 00:10:23,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (1/1) ... [2021-01-07 00:10:23,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (1/1) ... [2021-01-07 00:10:23,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (1/1) ... [2021-01-07 00:10:23,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (1/1) ... [2021-01-07 00:10:23,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (1/1) ... [2021-01-07 00:10:23,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (1/1) ... [2021-01-07 00:10:23,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-07 00:10:23,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-07 00:10:23,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-07 00:10:23,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-07 00:10:23,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (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 [2021-01-07 00:10:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-07 00:10:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-07 00:10:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-01-07 00:10:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-01-07 00:10:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-07 00:10:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-07 00:10:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-07 00:10:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-01-07 00:10:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-01-07 00:10:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-01-07 00:10:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-07 00:10:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-07 00:10:33,303 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-07 00:10:33,304 INFO L299 CfgBuilder]: Removed 165 assume(true) statements. [2021-01-07 00:10:33,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 12:10:33 BoogieIcfgContainer [2021-01-07 00:10:33,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-07 00:10:33,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-07 00:10:33,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-07 00:10:33,311 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-07 00:10:33,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.01 12:10:19" (1/3) ... [2021-01-07 00:10:33,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@757be0d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.01 12:10:33, skipping insertion in model container [2021-01-07 00:10:33,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 12:10:22" (2/3) ... [2021-01-07 00:10:33,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@757be0d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.01 12:10:33, skipping insertion in model container [2021-01-07 00:10:33,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 12:10:33" (3/3) ... [2021-01-07 00:10:33,315 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_static_harness.i [2021-01-07 00:10:33,322 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-07 00:10:33,340 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2021-01-07 00:10:33,361 INFO L253 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2021-01-07 00:10:33,391 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-07 00:10:33,391 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-07 00:10:33,391 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-07 00:10:33,392 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-07 00:10:33,392 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-07 00:10:33,392 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-07 00:10:33,392 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-07 00:10:33,392 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-07 00:10:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states. [2021-01-07 00:10:33,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-01-07 00:10:33,423 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:10:33,424 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] [2021-01-07 00:10:33,425 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:10:33,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:10:33,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1473699063, now seen corresponding path program 1 times [2021-01-07 00:10:33,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:10:33,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805131119] [2021-01-07 00:10:33,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:10:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:10:34,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:10:34,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805131119] [2021-01-07 00:10:34,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 00:10:34,213 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 00:10:34,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81443521] [2021-01-07 00:10:34,231 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-07 00:10:34,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:10:34,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-07 00:10:34,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-07 00:10:34,249 INFO L87 Difference]: Start difference. First operand 205 states. Second operand 2 states. [2021-01-07 00:10:34,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:10:34,294 INFO L93 Difference]: Finished difference Result 407 states and 558 transitions. [2021-01-07 00:10:34,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-07 00:10:34,295 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 43 [2021-01-07 00:10:34,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:10:34,308 INFO L225 Difference]: With dead ends: 407 [2021-01-07 00:10:34,309 INFO L226 Difference]: Without dead ends: 199 [2021-01-07 00:10:34,313 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 [2021-01-07 00:10:34,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2021-01-07 00:10:34,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2021-01-07 00:10:34,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2021-01-07 00:10:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 245 transitions. [2021-01-07 00:10:34,371 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 245 transitions. Word has length 43 [2021-01-07 00:10:34,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:10:34,372 INFO L481 AbstractCegarLoop]: Abstraction has 199 states and 245 transitions. [2021-01-07 00:10:34,372 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-07 00:10:34,372 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 245 transitions. [2021-01-07 00:10:34,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-01-07 00:10:34,374 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:10:34,374 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] [2021-01-07 00:10:34,374 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-07 00:10:34,375 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:10:34,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:10:34,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1036054349, now seen corresponding path program 1 times [2021-01-07 00:10:34,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:10:34,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972144161] [2021-01-07 00:10:34,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:10:34,503 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 00:10:34,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [592541570] [2021-01-07 00:10:34,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-01-07 00:10:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:10:36,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 2467 conjuncts, 9 conjunts are in the unsatisfiable core [2021-01-07 00:10:36,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:10:36,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:10:36,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972144161] [2021-01-07 00:10:36,676 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 00:10:36,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592541570] [2021-01-07 00:10:36,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 00:10:36,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 00:10:36,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644111131] [2021-01-07 00:10:36,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 00:10:36,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:10:36,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 00:10:36,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-07 00:10:36,680 INFO L87 Difference]: Start difference. First operand 199 states and 245 transitions. Second operand 7 states. [2021-01-07 00:10:37,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:10:37,100 INFO L93 Difference]: Finished difference Result 372 states and 455 transitions. [2021-01-07 00:10:37,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 00:10:37,101 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 49 [2021-01-07 00:10:37,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:10:37,104 INFO L225 Difference]: With dead ends: 372 [2021-01-07 00:10:37,104 INFO L226 Difference]: Without dead ends: 237 [2021-01-07 00:10:37,106 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-07 00:10:37,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2021-01-07 00:10:37,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 199. [2021-01-07 00:10:37,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2021-01-07 00:10:37,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 244 transitions. [2021-01-07 00:10:37,123 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 244 transitions. Word has length 49 [2021-01-07 00:10:37,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:10:37,124 INFO L481 AbstractCegarLoop]: Abstraction has 199 states and 244 transitions. [2021-01-07 00:10:37,124 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 00:10:37,124 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 244 transitions. [2021-01-07 00:10:37,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-01-07 00:10:37,126 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:10:37,126 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] [2021-01-07 00:10:37,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-01-07 00:10:37,327 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:10:37,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:10:37,328 INFO L82 PathProgramCache]: Analyzing trace with hash 802072627, now seen corresponding path program 1 times [2021-01-07 00:10:37,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:10:37,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028190] [2021-01-07 00:10:37,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:10:37,449 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 00:10:37,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [518120529] [2021-01-07 00:10:37,450 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 [2021-01-07 00:10:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:10:38,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 2557 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-07 00:10:38,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:10:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:10:38,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028190] [2021-01-07 00:10:38,978 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 00:10:38,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518120529] [2021-01-07 00:10:38,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 00:10:38,979 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 00:10:38,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010756749] [2021-01-07 00:10:38,979 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 00:10:38,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:10:38,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 00:10:38,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 00:10:38,981 INFO L87 Difference]: Start difference. First operand 199 states and 244 transitions. Second operand 4 states. [2021-01-07 00:10:39,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:10:39,181 INFO L93 Difference]: Finished difference Result 360 states and 452 transitions. [2021-01-07 00:10:39,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 00:10:39,182 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2021-01-07 00:10:39,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:10:39,183 INFO L225 Difference]: With dead ends: 360 [2021-01-07 00:10:39,184 INFO L226 Difference]: Without dead ends: 224 [2021-01-07 00:10:39,185 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 [2021-01-07 00:10:39,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-01-07 00:10:39,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 209. [2021-01-07 00:10:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2021-01-07 00:10:39,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 254 transitions. [2021-01-07 00:10:39,202 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 254 transitions. Word has length 57 [2021-01-07 00:10:39,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:10:39,202 INFO L481 AbstractCegarLoop]: Abstraction has 209 states and 254 transitions. [2021-01-07 00:10:39,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 00:10:39,203 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 254 transitions. [2021-01-07 00:10:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-01-07 00:10:39,205 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:10:39,205 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] [2021-01-07 00:10:39,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:10:39,422 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:10:39,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:10:39,424 INFO L82 PathProgramCache]: Analyzing trace with hash -972934735, now seen corresponding path program 1 times [2021-01-07 00:10:39,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:10:39,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131162804] [2021-01-07 00:10:39,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:10:39,534 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 00:10:39,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2142123416] [2021-01-07 00:10:39,535 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 [2021-01-07 00:10:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:10:41,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 2562 conjuncts, 48 conjunts are in the unsatisfiable core [2021-01-07 00:10:41,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:10:41,173 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-01-07 00:10:41,174 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 00:10:41,183 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:10:41,185 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 00:10:41,186 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:19, output treesize:12 [2021-01-07 00:10:41,245 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2021-01-07 00:10:41,247 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 00:10:41,257 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:10:41,258 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 00:10:41,258 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:12 [2021-01-07 00:10:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:10:41,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131162804] [2021-01-07 00:10:41,322 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 00:10:41,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142123416] [2021-01-07 00:10:41,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 00:10:41,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-07 00:10:41,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633484757] [2021-01-07 00:10:41,323 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-07 00:10:41,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:10:41,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-07 00:10:41,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-01-07 00:10:41,324 INFO L87 Difference]: Start difference. First operand 209 states and 254 transitions. Second operand 10 states. [2021-01-07 00:10:44,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:10:44,233 INFO L93 Difference]: Finished difference Result 403 states and 489 transitions. [2021-01-07 00:10:44,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-01-07 00:10:44,236 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2021-01-07 00:10:44,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:10:44,241 INFO L225 Difference]: With dead ends: 403 [2021-01-07 00:10:44,241 INFO L226 Difference]: Without dead ends: 259 [2021-01-07 00:10:44,242 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2021-01-07 00:10:44,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2021-01-07 00:10:44,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 207. [2021-01-07 00:10:44,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2021-01-07 00:10:44,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 251 transitions. [2021-01-07 00:10:44,256 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 251 transitions. Word has length 57 [2021-01-07 00:10:44,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:10:44,256 INFO L481 AbstractCegarLoop]: Abstraction has 207 states and 251 transitions. [2021-01-07 00:10:44,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-07 00:10:44,257 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 251 transitions. [2021-01-07 00:10:44,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-07 00:10:44,258 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:10:44,258 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] [2021-01-07 00:10:44,471 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:10:44,472 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:10:44,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:10:44,473 INFO L82 PathProgramCache]: Analyzing trace with hash -702926311, now seen corresponding path program 1 times [2021-01-07 00:10:44,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:10:44,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289557414] [2021-01-07 00:10:44,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:10:44,587 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 00:10:44,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [463144496] [2021-01-07 00:10:44,588 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 [2021-01-07 00:10:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:10:45,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 2562 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-07 00:10:45,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:10:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:10:45,851 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289557414] [2021-01-07 00:10:45,852 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 00:10:45,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463144496] [2021-01-07 00:10:45,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 00:10:45,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 00:10:45,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620948784] [2021-01-07 00:10:45,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 00:10:45,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:10:45,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 00:10:45,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 00:10:45,854 INFO L87 Difference]: Start difference. First operand 207 states and 251 transitions. Second operand 5 states. [2021-01-07 00:10:50,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:10:50,704 INFO L93 Difference]: Finished difference Result 452 states and 555 transitions. [2021-01-07 00:10:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 00:10:50,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2021-01-07 00:10:50,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:10:50,707 INFO L225 Difference]: With dead ends: 452 [2021-01-07 00:10:50,707 INFO L226 Difference]: Without dead ends: 307 [2021-01-07 00:10:50,708 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-07 00:10:50,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2021-01-07 00:10:50,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 214. [2021-01-07 00:10:50,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2021-01-07 00:10:50,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 258 transitions. [2021-01-07 00:10:50,722 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 258 transitions. Word has length 59 [2021-01-07 00:10:50,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:10:50,723 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 258 transitions. [2021-01-07 00:10:50,723 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 00:10:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 258 transitions. [2021-01-07 00:10:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-07 00:10:50,724 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:10:50,724 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] [2021-01-07 00:10:50,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:10:50,941 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:10:50,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:10:50,942 INFO L82 PathProgramCache]: Analyzing trace with hash -645668009, now seen corresponding path program 1 times [2021-01-07 00:10:50,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:10:50,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331412379] [2021-01-07 00:10:50,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:10:51,041 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 00:10:51,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1916008313] [2021-01-07 00:10:51,041 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 [2021-01-07 00:13:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:13:51,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 9 conjunts are in the unsatisfiable core [2021-01-07 00:13:51,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:13:51,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:13:51,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331412379] [2021-01-07 00:13:51,431 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-01-07 00:13:51,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916008313] [2021-01-07 00:13:51,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 00:13:51,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 00:13:51,432 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170171346] [2021-01-07 00:13:51,432 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 00:13:51,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:13:51,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 00:13:51,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 00:13:51,437 INFO L87 Difference]: Start difference. First operand 214 states and 258 transitions. Second operand 3 states. [2021-01-07 00:13:51,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:13:51,474 INFO L93 Difference]: Finished difference Result 398 states and 483 transitions. [2021-01-07 00:13:51,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 00:13:51,475 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2021-01-07 00:13:51,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:13:51,477 INFO L225 Difference]: With dead ends: 398 [2021-01-07 00:13:51,477 INFO L226 Difference]: Without dead ends: 214 [2021-01-07 00:13:51,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 00:13:51,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-01-07 00:13:51,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2021-01-07 00:13:51,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2021-01-07 00:13:51,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 257 transitions. [2021-01-07 00:13:51,492 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 257 transitions. Word has length 59 [2021-01-07 00:13:51,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:13:51,492 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 257 transitions. [2021-01-07 00:13:51,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 00:13:51,493 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 257 transitions. [2021-01-07 00:13:51,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-07 00:13:51,495 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:13:51,495 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forcibly destroying the process [2021-01-07 00:13:51,709 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-01-07 00:13:51,710 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:13:51,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:13:51,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1838986612, now seen corresponding path program 1 times [2021-01-07 00:13:51,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:13:51,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230285017] [2021-01-07 00:13:51,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:13:51,853 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-07 00:13:51,853 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2070451456] [2021-01-07 00:13:51,853 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