java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-3.1_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 15:26:04,887 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 15:26:04,889 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 15:26:04,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 15:26:04,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 15:26:04,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 15:26:04,904 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 15:26:04,905 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 15:26:04,907 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 15:26:04,908 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 15:26:04,909 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 15:26:04,909 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 15:26:04,910 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 15:26:04,911 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 15:26:04,911 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 15:26:04,913 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 15:26:04,915 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 15:26:04,916 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 15:26:04,917 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 15:26:04,918 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 15:26:04,921 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-13 15:26:04,921 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-13 15:26:04,921 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-13 15:26:04,922 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-13 15:26:04,923 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-13 15:26:04,924 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-13 15:26:04,924 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-13 15:26:04,924 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-13 15:26:04,925 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-13 15:26:04,925 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 15:26:04,926 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 15:26:04,926 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-13 15:26:04,937 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 15:26:04,937 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 15:26:04,939 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 15:26:04,939 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 15:26:04,939 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 15:26:04,939 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 15:26:04,939 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 15:26:04,940 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 15:26:04,940 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 15:26:04,940 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 15:26:04,940 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 15:26:04,940 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 15:26:04,940 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 15:26:04,940 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 15:26:04,941 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 15:26:04,941 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 15:26:04,941 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 15:26:04,941 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 15:26:04,941 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 15:26:04,941 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 15:26:04,942 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 15:26:04,942 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 15:26:04,942 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 15:26:04,942 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-13 15:26:04,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 15:26:04,982 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 15:26:04,985 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 15:26:04,987 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 15:26:04,987 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 15:26:04,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-3.1_false-valid-deref.i [2018-04-13 15:26:05,379 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5482509ce [2018-04-13 15:26:05,469 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 15:26:05,469 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 15:26:05,469 INFO L168 CDTParser]: Scanning test-bitfields-3.1_false-valid-deref.i [2018-04-13 15:26:05,470 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 15:26:05,470 INFO L215 ultiparseSymbolTable]: [2018-04-13 15:26:05,470 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 15:26:05,470 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-bitfields-3.1_false-valid-deref.i [2018-04-13 15:26:05,470 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 15:26:05,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields_____false_valid_deref_i__d in test-bitfields-3.1_false-valid-deref.i [2018-04-13 15:26:05,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields_____false_valid_deref_i__size_t in test-bitfields-3.1_false-valid-deref.i [2018-04-13 15:26:05,481 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5482509ce [2018-04-13 15:26:05,485 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 15:26:05,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 15:26:05,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 15:26:05,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 15:26:05,491 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 15:26:05,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:26:05" (1/1) ... [2018-04-13 15:26:05,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ca48a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05, skipping insertion in model container [2018-04-13 15:26:05,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:26:05" (1/1) ... [2018-04-13 15:26:05,505 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:26:05,514 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:26:05,617 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:26:05,637 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:26:05,642 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 12 non ball SCCs. Number of states in SCCs 12. [2018-04-13 15:26:05,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05 WrapperNode [2018-04-13 15:26:05,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 15:26:05,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 15:26:05,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 15:26:05,652 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 15:26:05,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05" (1/1) ... [2018-04-13 15:26:05,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05" (1/1) ... [2018-04-13 15:26:05,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05" (1/1) ... [2018-04-13 15:26:05,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05" (1/1) ... [2018-04-13 15:26:05,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05" (1/1) ... [2018-04-13 15:26:05,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05" (1/1) ... [2018-04-13 15:26:05,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05" (1/1) ... [2018-04-13 15:26:05,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 15:26:05,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 15:26:05,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 15:26:05,681 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 15:26:05,682 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/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 [2018-04-13 15:26:05,719 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 15:26:05,719 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 15:26:05,719 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 15:26:05,719 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-13 15:26:05,719 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-13 15:26:05,719 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 15:26:05,719 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 15:26:05,719 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 15:26:05,720 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 15:26:05,720 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-13 15:26:05,720 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 15:26:05,721 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 15:26:05,721 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 15:26:05,721 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 15:26:05,721 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 15:26:05,721 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 15:26:06,013 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-13 15:26:06,042 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 15:26:06,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:26:06 BoogieIcfgContainer [2018-04-13 15:26:06,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 15:26:06,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 15:26:06,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 15:26:06,047 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 15:26:06,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 03:26:05" (1/3) ... [2018-04-13 15:26:06,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5480f617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:26:06, skipping insertion in model container [2018-04-13 15:26:06,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:26:05" (2/3) ... [2018-04-13 15:26:06,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5480f617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:26:06, skipping insertion in model container [2018-04-13 15:26:06,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:26:06" (3/3) ... [2018-04-13 15:26:06,050 INFO L107 eAbstractionObserver]: Analyzing ICFG test-bitfields-3.1_false-valid-deref.i [2018-04-13 15:26:06,056 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 15:26:06,062 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 31 error locations. [2018-04-13 15:26:06,085 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 15:26:06,085 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 15:26:06,085 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 15:26:06,085 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 15:26:06,086 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 15:26:06,086 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 15:26:06,086 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 15:26:06,086 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 15:26:06,086 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 15:26:06,086 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 15:26:06,099 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states. [2018-04-13 15:26:06,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-13 15:26:06,108 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:26:06,109 INFO L355 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] [2018-04-13 15:26:06,109 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr6AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-13 15:26:06,112 INFO L82 PathProgramCache]: Analyzing trace with hash -2012839477, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:26:06,119 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:26:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:26:06,145 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:26:06,154 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,154 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,155 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,155 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,183 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:26:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:26:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:26:06,268 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:26:06,268 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:26:06,269 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:26:06,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:26:06,270 INFO L182 omatonBuilderFactory]: Interpolants [100#true, 101#false, 119#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 120#(= 1 (select |#valid| |main_#t~malloc0.base|)), 121#(= 1 (select |#valid| main_~p~0.base)), 122#(and (= |#valid| |old(#valid)|) (= |~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.base| |old(~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.offset| |old(~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|))] [2018-04-13 15:26:06,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:26:06,271 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:26:06,279 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:26:06,279 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:26:06,281 INFO L87 Difference]: Start difference. First operand 97 states. Second operand 6 states. [2018-04-13 15:26:06,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:26:06,544 INFO L93 Difference]: Finished difference Result 143 states and 155 transitions. [2018-04-13 15:26:06,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 15:26:06,546 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-04-13 15:26:06,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:26:06,556 INFO L225 Difference]: With dead ends: 143 [2018-04-13 15:26:06,556 INFO L226 Difference]: Without dead ends: 140 [2018-04-13 15:26:06,557 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=25, Unknown=5, NotChecked=10, Total=56 [2018-04-13 15:26:06,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-04-13 15:26:06,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 93. [2018-04-13 15:26:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-04-13 15:26:06,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 105 transitions. [2018-04-13 15:26:06,596 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 105 transitions. Word has length 23 [2018-04-13 15:26:06,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:26:06,596 INFO L459 AbstractCegarLoop]: Abstraction has 93 states and 105 transitions. [2018-04-13 15:26:06,597 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:26:06,597 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2018-04-13 15:26:06,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-13 15:26:06,598 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:26:06,598 INFO L355 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] [2018-04-13 15:26:06,598 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr6AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-13 15:26:06,598 INFO L82 PathProgramCache]: Analyzing trace with hash -2012839476, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:26:06,603 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:26:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:26:06,633 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:26:06,638 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,639 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,639 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,639 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,757 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 34 DAG size of output 30 [2018-04-13 15:26:06,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 15:26:06,769 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-13 15:26:06,773 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-04-13 15:26:06,776 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 17 [2018-04-13 15:26:06,821 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,825 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:97, output treesize:8 [2018-04-13 15:26:06,829 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,829 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,830 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,830 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:06,943 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 34 DAG size of output 30 [2018-04-13 15:26:06,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2018-04-13 15:26:06,947 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-13 15:26:06,950 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2018-04-13 15:26:06,952 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 31 [2018-04-13 15:26:06,956 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2018-04-13 15:26:06,963 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:06,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 29 [2018-04-13 15:26:06,968 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:07,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-13 15:26:07,021 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 15:26:07,029 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 15:26:07,029 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:97, output treesize:8 [2018-04-13 15:26:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:26:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:26:07,084 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:26:07,085 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 15:26:07,085 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:26:07,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:26:07,085 INFO L182 omatonBuilderFactory]: Interpolants [363#true, 364#false, 382#(= 1 (select |#valid| |~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.base|)), 383#(and (= |#valid| |old(#valid)|) (= |~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.base| |old(~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.offset| |old(~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|))] [2018-04-13 15:26:07,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:26:07,087 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 15:26:07,087 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 15:26:07,087 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 15:26:07,087 INFO L87 Difference]: Start difference. First operand 93 states and 105 transitions. Second operand 4 states. [2018-04-13 15:26:07,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:26:07,283 INFO L93 Difference]: Finished difference Result 133 states and 150 transitions. [2018-04-13 15:26:07,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 15:26:07,285 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2018-04-13 15:26:07,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:26:07,286 INFO L225 Difference]: With dead ends: 133 [2018-04-13 15:26:07,286 INFO L226 Difference]: Without dead ends: 133 [2018-04-13 15:26:07,287 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 15:26:07,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-04-13 15:26:07,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 92. [2018-04-13 15:26:07,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-04-13 15:26:07,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 104 transitions. [2018-04-13 15:26:07,293 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 104 transitions. Word has length 23 [2018-04-13 15:26:07,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:26:07,294 INFO L459 AbstractCegarLoop]: Abstraction has 92 states and 104 transitions. [2018-04-13 15:26:07,294 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 15:26:07,294 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2018-04-13 15:26:07,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-13 15:26:07,294 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:26:07,295 INFO L355 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] [2018-04-13 15:26:07,295 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr6AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-13 15:26:07,295 INFO L82 PathProgramCache]: Analyzing trace with hash -2012839475, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:26:07,298 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:26:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:26:07,309 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:26:07,311 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:07,311 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:07,311 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:07,311 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:26:07,324 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#length| %1 21) (store %0 %1 21)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:26:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:26:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:26:07,373 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:26:07,373 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:26:07,373 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:26:07,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:26:07,374 INFO L182 omatonBuilderFactory]: Interpolants [611#true, 612#false, 630#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#length| %1 21) (store %0 %1 21)) :qid itp)) :qid itp)), 631#(and (= 21 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 632#(and (<= 0 main_~p~0.offset) (<= (+ main_~p~0.offset 21) (select |#length| main_~p~0.base))), 633#(and (= |#valid| |old(#valid)|) (= |~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.base| |old(~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.offset| |old(~#__U_MULTI_ftest_bitfields_____false_valid_deref_i__d~0.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|))] [2018-04-13 15:26:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:26:07,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:26:07,374 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:26:07,374 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:26:07,375 INFO L87 Difference]: Start difference. First operand 92 states and 104 transitions. Second operand 6 states. [2018-04-13 15:26:07,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:26:07,608 INFO L93 Difference]: Finished difference Result 88 states and 96 transitions. [2018-04-13 15:26:07,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:26:07,608 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-04-13 15:26:07,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:26:07,609 INFO L225 Difference]: With dead ends: 88 [2018-04-13 15:26:07,609 INFO L226 Difference]: Without dead ends: 88 [2018-04-13 15:26:07,610 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-13 15:26:07,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-04-13 15:26:07,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 85. [2018-04-13 15:26:07,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-04-13 15:26:07,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 92 transitions. [2018-04-13 15:26:07,614 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 92 transitions. Word has length 23 [2018-04-13 15:26:07,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:26:07,618 INFO L459 AbstractCegarLoop]: Abstraction has 85 states and 92 transitions. [2018-04-13 15:26:07,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:26:07,618 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 92 transitions. [2018-04-13 15:26:07,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-13 15:26:07,619 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:26:07,619 INFO L355 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] [2018-04-13 15:26:07,619 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr29AssertViolationMEMORY_FREE, mainErr6AssertViolationMEMORY_FREE, mainErr14AssertViolationMEMORY_FREE, mainErr10AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr7AssertViolationMEMORY_FREE, mainErr30EnsuresViolationMEMORY_LEAK, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr19AssertViolationMEMORY_FREE, mainErr18AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr20RequiresViolation, mainErr24RequiresViolation, mainErr26AssertViolationMEMORY_FREE, mainErr28AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr4RequiresViolation, mainErr15AssertViolationMEMORY_FREE, mainErr27AssertViolationMEMORY_FREE]=== [2018-04-13 15:26:07,619 INFO L82 PathProgramCache]: Analyzing trace with hash -2012839474, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:26:07,623 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:26:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-13 15:26:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-13 15:26:07,850 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-13 15:26:07,869 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,870 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,870 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,871 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,871 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,871 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,871 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,871 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,872 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,872 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,872 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,872 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,872 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,873 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,873 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,873 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,873 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,873 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,874 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,874 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,874 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,874 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,874 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,874 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,875 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,875 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,875 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,875 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# [2018-04-13 15:26:07,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 03:26:07 BoogieIcfgContainer [2018-04-13 15:26:07,881 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 15:26:07,882 INFO L168 Benchmark]: Toolchain (without parser) took 2396.29 ms. Allocated memory was 400.0 MB in the beginning and 631.2 MB in the end (delta: 231.2 MB). Free memory was 342.0 MB in the beginning and 514.0 MB in the end (delta: -172.0 MB). Peak memory consumption was 59.2 MB. Max. memory is 5.3 GB. [2018-04-13 15:26:07,883 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 400.0 MB. Free memory is still 362.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 15:26:07,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 164.41 ms. Allocated memory is still 400.0 MB. Free memory was 342.0 MB in the beginning and 331.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 5.3 GB. [2018-04-13 15:26:07,884 INFO L168 Benchmark]: Boogie Preprocessor took 28.75 ms. Allocated memory is still 400.0 MB. Free memory was 331.3 MB in the beginning and 330.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-04-13 15:26:07,884 INFO L168 Benchmark]: RCFGBuilder took 362.57 ms. Allocated memory was 400.0 MB in the beginning and 600.8 MB in the end (delta: 200.8 MB). Free memory was 328.7 MB in the beginning and 554.4 MB in the end (delta: -225.8 MB). Peak memory consumption was 25.7 MB. Max. memory is 5.3 GB. [2018-04-13 15:26:07,885 INFO L168 Benchmark]: TraceAbstraction took 1837.49 ms. Allocated memory was 600.8 MB in the beginning and 631.2 MB in the end (delta: 30.4 MB). Free memory was 554.4 MB in the beginning and 514.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 70.8 MB. Max. memory is 5.3 GB. [2018-04-13 15:26:07,887 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 400.0 MB. Free memory is still 362.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 164.41 ms. Allocated memory is still 400.0 MB. Free memory was 342.0 MB in the beginning and 331.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 28.75 ms. Allocated memory is still 400.0 MB. Free memory was 331.3 MB in the beginning and 330.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 362.57 ms. Allocated memory was 400.0 MB in the beginning and 600.8 MB in the end (delta: 200.8 MB). Free memory was 328.7 MB in the beginning and 554.4 MB in the end (delta: -225.8 MB). Peak memory consumption was 25.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1837.49 ms. Allocated memory was 600.8 MB in the beginning and 631.2 MB in the end (delta: 30.4 MB). Free memory was 554.4 MB in the beginning and 514.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 70.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT#?a~UCHAR?pad1~ARRAY#_3_~UCHAR#?b~UCHAR?c~UCHAR?d~UCHAR?e~UCHAR?f~UCHAR?f1~UCHAR?f2~UCHAR?f3~UCHAR?f4~UCHAR# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 42]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L37] FCALL struct B d; VAL [\old(d)=null, \old(d)=null, d={30:0}] [L40] struct A *p; VAL [d={30:0}] [L41] EXPR, FCALL malloc(sizeof(struct A)) VAL [d={30:0}, malloc(sizeof(struct A))={29:0}] [L41] p = malloc(sizeof(struct A)) VAL [d={30:0}, malloc(sizeof(struct A))={29:0}, p={29:0}] [L42] FCALL memcpy(p, &d, sizeof(struct A)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 97 locations, 31 error locations. UNSAFE Result, 1.8s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 150 SDtfs, 318 SDslu, 132 SDs, 0 SdLazy, 472 SolverSat, 49 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=97occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 91 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 66 ConstructedInterpolants, 4 QuantifiedInterpolants, 6226 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-3.1_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_15-26-07-896.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-3.1_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_15-26-07-896.csv Received shutdown request...