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 -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cav18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/heap-manipulation/bubble_sort_linux_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-26d9e06-m [2018-02-02 10:48:58,099 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-02 10:48:58,100 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-02 10:48:58,112 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-02 10:48:58,112 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-02 10:48:58,113 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-02 10:48:58,114 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-02 10:48:58,115 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-02 10:48:58,117 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-02 10:48:58,118 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-02 10:48:58,118 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-02 10:48:58,118 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-02 10:48:58,119 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-02 10:48:58,120 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-02 10:48:58,121 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-02 10:48:58,123 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-02 10:48:58,124 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-02 10:48:58,126 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-02 10:48:58,126 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-02 10:48:58,127 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-02 10:48:58,129 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-02 10:48:58,129 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-02 10:48:58,130 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-02 10:48:58,130 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-02 10:48:58,131 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-02 10:48:58,132 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-02 10:48:58,132 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-02 10:48:58,133 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-02 10:48:58,133 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-02 10:48:58,133 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-02 10:48:58,133 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-02 10:48:58,133 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cav18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-02-02 10:48:58,143 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-02 10:48:58,143 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-02 10:48:58,144 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-02 10:48:58,145 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-02 10:48:58,145 INFO L133 SettingsManager]: * Use SBE=true [2018-02-02 10:48:58,145 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-02 10:48:58,145 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-02 10:48:58,145 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-02 10:48:58,145 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-02 10:48:58,145 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-02 10:48:58,145 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-02 10:48:58,145 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-02 10:48:58,146 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-02 10:48:58,146 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-02 10:48:58,146 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-02 10:48:58,146 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-02 10:48:58,146 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-02 10:48:58,146 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-02 10:48:58,146 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-02 10:48:58,146 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-02 10:48:58,146 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 10:48:58,147 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-02 10:48:58,147 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-02-02 10:48:58,147 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol_NoArrayInterpol [2018-02-02 10:48:58,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-02 10:48:58,186 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-02 10:48:58,189 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-02 10:48:58,190 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-02 10:48:58,190 INFO L276 PluginConnector]: CDTParser initialized [2018-02-02 10:48:58,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/bubble_sort_linux_true-unreach-call_true-valid-memsafety.i [2018-02-02 10:48:58,331 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-02 10:48:58,332 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-02 10:48:58,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-02 10:48:58,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-02 10:48:58,337 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-02 10:48:58,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 10:48:58" (1/1) ... [2018-02-02 10:48:58,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21a54637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58, skipping insertion in model container [2018-02-02 10:48:58,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 10:48:58" (1/1) ... [2018-02-02 10:48:58,350 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 10:48:58,385 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 10:48:58,492 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 10:48:58,515 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 10:48:58,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58 WrapperNode [2018-02-02 10:48:58,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-02 10:48:58,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-02 10:48:58,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-02 10:48:58,526 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-02 10:48:58,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58" (1/1) ... [2018-02-02 10:48:58,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58" (1/1) ... [2018-02-02 10:48:58,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58" (1/1) ... [2018-02-02 10:48:58,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58" (1/1) ... [2018-02-02 10:48:58,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58" (1/1) ... [2018-02-02 10:48:58,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58" (1/1) ... [2018-02-02 10:48:58,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58" (1/1) ... [2018-02-02 10:48:58,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-02 10:48:58,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-02 10:48:58,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-02 10:48:58,566 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-02 10:48:58,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58" (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 [2018-02-02 10:48:58,605 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-02 10:48:58,606 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-02 10:48:58,606 INFO L136 BoogieDeclarations]: Found implementation of procedure fail [2018-02-02 10:48:58,606 INFO L136 BoogieDeclarations]: Found implementation of procedure inspect [2018-02-02 10:48:58,606 INFO L136 BoogieDeclarations]: Found implementation of procedure __list_add [2018-02-02 10:48:58,606 INFO L136 BoogieDeclarations]: Found implementation of procedure __list_del [2018-02-02 10:48:58,606 INFO L136 BoogieDeclarations]: Found implementation of procedure list_add [2018-02-02 10:48:58,606 INFO L136 BoogieDeclarations]: Found implementation of procedure list_move [2018-02-02 10:48:58,607 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_insert [2018-02-02 10:48:58,607 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_read [2018-02-02 10:48:58,607 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_destroy [2018-02-02 10:48:58,607 INFO L136 BoogieDeclarations]: Found implementation of procedure val_from_node [2018-02-02 10:48:58,607 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_sort_pass [2018-02-02 10:48:58,607 INFO L136 BoogieDeclarations]: Found implementation of procedure gl_sort [2018-02-02 10:48:58,607 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-02 10:48:58,607 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-02 10:48:58,608 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-02 10:48:58,608 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-02 10:48:58,608 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-02 10:48:58,608 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-02 10:48:58,608 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-02 10:48:58,608 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-02 10:48:58,608 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-02-02 10:48:58,608 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-02 10:48:58,608 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-02-02 10:48:58,609 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-02 10:48:58,609 INFO L128 BoogieDeclarations]: Found specification of procedure fail [2018-02-02 10:48:58,609 INFO L128 BoogieDeclarations]: Found specification of procedure inspect [2018-02-02 10:48:58,609 INFO L128 BoogieDeclarations]: Found specification of procedure __list_add [2018-02-02 10:48:58,609 INFO L128 BoogieDeclarations]: Found specification of procedure __list_del [2018-02-02 10:48:58,609 INFO L128 BoogieDeclarations]: Found specification of procedure list_add [2018-02-02 10:48:58,609 INFO L128 BoogieDeclarations]: Found specification of procedure list_move [2018-02-02 10:48:58,609 INFO L128 BoogieDeclarations]: Found specification of procedure gl_insert [2018-02-02 10:48:58,610 INFO L128 BoogieDeclarations]: Found specification of procedure gl_read [2018-02-02 10:48:58,610 INFO L128 BoogieDeclarations]: Found specification of procedure gl_destroy [2018-02-02 10:48:58,610 INFO L128 BoogieDeclarations]: Found specification of procedure val_from_node [2018-02-02 10:48:58,610 INFO L128 BoogieDeclarations]: Found specification of procedure gl_sort_pass [2018-02-02 10:48:58,610 INFO L128 BoogieDeclarations]: Found specification of procedure gl_sort [2018-02-02 10:48:58,610 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-02 10:48:58,611 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-02 10:48:58,611 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-02 10:48:59,095 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-02 10:48:59,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 10:48:59 BoogieIcfgContainer [2018-02-02 10:48:59,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-02 10:48:59,096 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-02 10:48:59,097 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-02 10:48:59,099 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-02 10:48:59,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 10:48:58" (1/3) ... [2018-02-02 10:48:59,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a98edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 10:48:59, skipping insertion in model container [2018-02-02 10:48:59,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:48:58" (2/3) ... [2018-02-02 10:48:59,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a98edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 10:48:59, skipping insertion in model container [2018-02-02 10:48:59,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 10:48:59" (3/3) ... [2018-02-02 10:48:59,102 INFO L107 eAbstractionObserver]: Analyzing ICFG bubble_sort_linux_true-unreach-call_true-valid-memsafety.i [2018-02-02 10:48:59,108 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-02 10:48:59,113 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 73 error locations. [2018-02-02 10:48:59,137 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-02 10:48:59,137 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-02 10:48:59,137 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-02-02 10:48:59,137 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-02 10:48:59,137 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-02 10:48:59,138 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-02 10:48:59,138 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-02 10:48:59,138 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-02 10:48:59,138 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-02 10:48:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states. [2018-02-02 10:48:59,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-02-02 10:48:59,159 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:48:59,159 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-02-02 10:48:59,159 INFO L371 AbstractCegarLoop]: === Iteration 1 === [__list_addErr1RequiresViolation, __list_addErr3RequiresViolation, __list_addErr0RequiresViolation, __list_addErr2RequiresViolation, __list_addErr4RequiresViolation, __list_addErr7RequiresViolation, __list_addErr5RequiresViolation, __list_addErr6RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, list_moveErr0RequiresViolation, list_moveErr3RequiresViolation, list_moveErr2RequiresViolation, list_moveErr1RequiresViolation, val_from_nodeErr0RequiresViolation, val_from_nodeErr1RequiresViolation, gl_sort_passErr1RequiresViolation, gl_sort_passErr3RequiresViolation, gl_sort_passErr0RequiresViolation, gl_sort_passErr2RequiresViolation, inspectErr7RequiresViolation, inspectErr20RequiresViolation, inspectErr15RequiresViolation, inspectErr25RequiresViolation, inspectErr28RequiresViolation, inspectErr2RequiresViolation, inspectErr18RequiresViolation, inspectErr9RequiresViolation, inspectErr0RequiresViolation, inspectErr12RequiresViolation, inspectErr6RequiresViolation, inspectErr3RequiresViolation, inspectErr19RequiresViolation, inspectErr22RequiresViolation, inspectErr11RequiresViolation, inspectErr29RequiresViolation, inspectErr16RequiresViolation, inspectErr24RequiresViolation, inspectErr26RequiresViolation, inspectErr21RequiresViolation, inspectErr13RequiresViolation, inspectErr27RequiresViolation, inspectErr17RequiresViolation, inspectErr23RequiresViolation, inspectErr4RequiresViolation, inspectErr5RequiresViolation, inspectErr8RequiresViolation, inspectErr10RequiresViolation, inspectErr14RequiresViolation, inspectErr1RequiresViolation, list_addErr1RequiresViolation, list_addErr0RequiresViolation, mainErr0EnsuresViolation, __list_delErr0RequiresViolation, __list_delErr2RequiresViolation, __list_delErr3RequiresViolation, __list_delErr1RequiresViolation, gl_insertErr5RequiresViolation, gl_insertErr3RequiresViolation, gl_insertErr4RequiresViolation, gl_insertErr0RequiresViolation, gl_insertErr2RequiresViolation, gl_insertErr1RequiresViolation, gl_destroyErr4RequiresViolation, gl_destroyErr2RequiresViolation, gl_destroyErr0RequiresViolation, gl_destroyErr1RequiresViolation, gl_destroyErr6RequiresViolation, gl_destroyErr7RequiresViolation, gl_destroyErr3RequiresViolation, gl_destroyErr5RequiresViolation]=== [2018-02-02 10:48:59,162 INFO L82 PathProgramCache]: Analyzing trace with hash 19743518, now seen corresponding path program 1 times [2018-02-02 10:48:59,203 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:48:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:48:59,236 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:48:59,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,278 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:48:59,278 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-02 10:48:59,279 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:48:59,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,280 INFO L182 omatonBuilderFactory]: Interpolants [272#false, 273#(= 1 (select |#valid| |~#gl_list.base|)), 271#true] [2018-02-02 10:48:59,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,281 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-02 10:48:59,352 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-02 10:48:59,352 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-02 10:48:59,354 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 3 states. [2018-02-02 10:48:59,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:48:59,522 INFO L93 Difference]: Finished difference Result 263 states and 285 transitions. [2018-02-02 10:48:59,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-02 10:48:59,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-02-02 10:48:59,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:48:59,532 INFO L225 Difference]: With dead ends: 263 [2018-02-02 10:48:59,532 INFO L226 Difference]: Without dead ends: 244 [2018-02-02 10:48:59,533 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-02 10:48:59,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-02-02 10:48:59,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 243. [2018-02-02 10:48:59,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-02-02 10:48:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 252 transitions. [2018-02-02 10:48:59,572 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 252 transitions. Word has length 4 [2018-02-02 10:48:59,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:48:59,573 INFO L432 AbstractCegarLoop]: Abstraction has 243 states and 252 transitions. [2018-02-02 10:48:59,573 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-02 10:48:59,573 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 252 transitions. [2018-02-02 10:48:59,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-02-02 10:48:59,573 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:48:59,573 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-02-02 10:48:59,574 INFO L371 AbstractCegarLoop]: === Iteration 2 === [__list_addErr1RequiresViolation, __list_addErr3RequiresViolation, __list_addErr0RequiresViolation, __list_addErr2RequiresViolation, __list_addErr4RequiresViolation, __list_addErr7RequiresViolation, __list_addErr5RequiresViolation, __list_addErr6RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, list_moveErr0RequiresViolation, list_moveErr3RequiresViolation, list_moveErr2RequiresViolation, list_moveErr1RequiresViolation, val_from_nodeErr0RequiresViolation, val_from_nodeErr1RequiresViolation, gl_sort_passErr1RequiresViolation, gl_sort_passErr3RequiresViolation, gl_sort_passErr0RequiresViolation, gl_sort_passErr2RequiresViolation, inspectErr7RequiresViolation, inspectErr20RequiresViolation, inspectErr15RequiresViolation, inspectErr25RequiresViolation, inspectErr28RequiresViolation, inspectErr2RequiresViolation, inspectErr18RequiresViolation, inspectErr9RequiresViolation, inspectErr0RequiresViolation, inspectErr12RequiresViolation, inspectErr6RequiresViolation, inspectErr3RequiresViolation, inspectErr19RequiresViolation, inspectErr22RequiresViolation, inspectErr11RequiresViolation, inspectErr29RequiresViolation, inspectErr16RequiresViolation, inspectErr24RequiresViolation, inspectErr26RequiresViolation, inspectErr21RequiresViolation, inspectErr13RequiresViolation, inspectErr27RequiresViolation, inspectErr17RequiresViolation, inspectErr23RequiresViolation, inspectErr4RequiresViolation, inspectErr5RequiresViolation, inspectErr8RequiresViolation, inspectErr10RequiresViolation, inspectErr14RequiresViolation, inspectErr1RequiresViolation, list_addErr1RequiresViolation, list_addErr0RequiresViolation, mainErr0EnsuresViolation, __list_delErr0RequiresViolation, __list_delErr2RequiresViolation, __list_delErr3RequiresViolation, __list_delErr1RequiresViolation, gl_insertErr5RequiresViolation, gl_insertErr3RequiresViolation, gl_insertErr4RequiresViolation, gl_insertErr0RequiresViolation, gl_insertErr2RequiresViolation, gl_insertErr1RequiresViolation, gl_destroyErr4RequiresViolation, gl_destroyErr2RequiresViolation, gl_destroyErr0RequiresViolation, gl_destroyErr1RequiresViolation, gl_destroyErr6RequiresViolation, gl_destroyErr7RequiresViolation, gl_destroyErr3RequiresViolation, gl_destroyErr5RequiresViolation]=== [2018-02-02 10:48:59,574 INFO L82 PathProgramCache]: Analyzing trace with hash 19743519, now seen corresponding path program 1 times [2018-02-02 10:48:59,575 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:48:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:48:59,588 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:48:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,617 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:48:59,617 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-02 10:48:59,617 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:48:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,618 INFO L182 omatonBuilderFactory]: Interpolants [780#true, 781#false, 782#(and (= (select |#length| |~#gl_list.base|) 8) (= |~#gl_list.offset| 0))] [2018-02-02 10:48:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,619 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-02 10:48:59,619 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-02 10:48:59,620 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-02 10:48:59,620 INFO L87 Difference]: Start difference. First operand 243 states and 252 transitions. Second operand 3 states. [2018-02-02 10:48:59,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:48:59,702 INFO L93 Difference]: Finished difference Result 245 states and 255 transitions. [2018-02-02 10:48:59,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-02 10:48:59,703 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-02-02 10:48:59,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:48:59,705 INFO L225 Difference]: With dead ends: 245 [2018-02-02 10:48:59,705 INFO L226 Difference]: Without dead ends: 245 [2018-02-02 10:48:59,706 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-02 10:48:59,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2018-02-02 10:48:59,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 241. [2018-02-02 10:48:59,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2018-02-02 10:48:59,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 250 transitions. [2018-02-02 10:48:59,727 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 250 transitions. Word has length 4 [2018-02-02 10:48:59,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:48:59,728 INFO L432 AbstractCegarLoop]: Abstraction has 241 states and 250 transitions. [2018-02-02 10:48:59,728 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-02 10:48:59,728 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 250 transitions. [2018-02-02 10:48:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-02-02 10:48:59,729 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:48:59,729 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:48:59,729 INFO L371 AbstractCegarLoop]: === Iteration 3 === [__list_addErr1RequiresViolation, __list_addErr3RequiresViolation, __list_addErr0RequiresViolation, __list_addErr2RequiresViolation, __list_addErr4RequiresViolation, __list_addErr7RequiresViolation, __list_addErr5RequiresViolation, __list_addErr6RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, list_moveErr0RequiresViolation, list_moveErr3RequiresViolation, list_moveErr2RequiresViolation, list_moveErr1RequiresViolation, val_from_nodeErr0RequiresViolation, val_from_nodeErr1RequiresViolation, gl_sort_passErr1RequiresViolation, gl_sort_passErr3RequiresViolation, gl_sort_passErr0RequiresViolation, gl_sort_passErr2RequiresViolation, inspectErr7RequiresViolation, inspectErr20RequiresViolation, inspectErr15RequiresViolation, inspectErr25RequiresViolation, inspectErr28RequiresViolation, inspectErr2RequiresViolation, inspectErr18RequiresViolation, inspectErr9RequiresViolation, inspectErr0RequiresViolation, inspectErr12RequiresViolation, inspectErr6RequiresViolation, inspectErr3RequiresViolation, inspectErr19RequiresViolation, inspectErr22RequiresViolation, inspectErr11RequiresViolation, inspectErr29RequiresViolation, inspectErr16RequiresViolation, inspectErr24RequiresViolation, inspectErr26RequiresViolation, inspectErr21RequiresViolation, inspectErr13RequiresViolation, inspectErr27RequiresViolation, inspectErr17RequiresViolation, inspectErr23RequiresViolation, inspectErr4RequiresViolation, inspectErr5RequiresViolation, inspectErr8RequiresViolation, inspectErr10RequiresViolation, inspectErr14RequiresViolation, inspectErr1RequiresViolation, list_addErr1RequiresViolation, list_addErr0RequiresViolation, mainErr0EnsuresViolation, __list_delErr0RequiresViolation, __list_delErr2RequiresViolation, __list_delErr3RequiresViolation, __list_delErr1RequiresViolation, gl_insertErr5RequiresViolation, gl_insertErr3RequiresViolation, gl_insertErr4RequiresViolation, gl_insertErr0RequiresViolation, gl_insertErr2RequiresViolation, gl_insertErr1RequiresViolation, gl_destroyErr4RequiresViolation, gl_destroyErr2RequiresViolation, gl_destroyErr0RequiresViolation, gl_destroyErr1RequiresViolation, gl_destroyErr6RequiresViolation, gl_destroyErr7RequiresViolation, gl_destroyErr3RequiresViolation, gl_destroyErr5RequiresViolation]=== [2018-02-02 10:48:59,729 INFO L82 PathProgramCache]: Analyzing trace with hash -935456334, now seen corresponding path program 1 times [2018-02-02 10:48:59,730 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:48:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:48:59,756 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:48:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,790 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:48:59,790 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-02 10:48:59,791 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:48:59,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,791 INFO L182 omatonBuilderFactory]: Interpolants [1269#true, 1270#false, 1271#(= 1 (select |#valid| |gl_insert_#t~malloc24.base|)), 1272#(= 1 (select |#valid| gl_insert_~node~1.base))] [2018-02-02 10:48:59,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,792 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-02 10:48:59,792 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-02 10:48:59,792 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-02 10:48:59,792 INFO L87 Difference]: Start difference. First operand 241 states and 250 transitions. Second operand 4 states. [2018-02-02 10:48:59,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:48:59,909 INFO L93 Difference]: Finished difference Result 238 states and 247 transitions. [2018-02-02 10:48:59,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-02 10:48:59,909 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-02-02 10:48:59,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:48:59,911 INFO L225 Difference]: With dead ends: 238 [2018-02-02 10:48:59,911 INFO L226 Difference]: Without dead ends: 238 [2018-02-02 10:48:59,911 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-02-02 10:48:59,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-02-02 10:48:59,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2018-02-02 10:48:59,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-02-02 10:48:59,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 247 transitions. [2018-02-02 10:48:59,921 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 247 transitions. Word has length 16 [2018-02-02 10:48:59,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:48:59,922 INFO L432 AbstractCegarLoop]: Abstraction has 238 states and 247 transitions. [2018-02-02 10:48:59,922 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-02 10:48:59,922 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 247 transitions. [2018-02-02 10:48:59,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-02-02 10:48:59,922 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:48:59,923 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:48:59,923 INFO L371 AbstractCegarLoop]: === Iteration 4 === [__list_addErr1RequiresViolation, __list_addErr3RequiresViolation, __list_addErr0RequiresViolation, __list_addErr2RequiresViolation, __list_addErr4RequiresViolation, __list_addErr7RequiresViolation, __list_addErr5RequiresViolation, __list_addErr6RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, list_moveErr0RequiresViolation, list_moveErr3RequiresViolation, list_moveErr2RequiresViolation, list_moveErr1RequiresViolation, val_from_nodeErr0RequiresViolation, val_from_nodeErr1RequiresViolation, gl_sort_passErr1RequiresViolation, gl_sort_passErr3RequiresViolation, gl_sort_passErr0RequiresViolation, gl_sort_passErr2RequiresViolation, inspectErr7RequiresViolation, inspectErr20RequiresViolation, inspectErr15RequiresViolation, inspectErr25RequiresViolation, inspectErr28RequiresViolation, inspectErr2RequiresViolation, inspectErr18RequiresViolation, inspectErr9RequiresViolation, inspectErr0RequiresViolation, inspectErr12RequiresViolation, inspectErr6RequiresViolation, inspectErr3RequiresViolation, inspectErr19RequiresViolation, inspectErr22RequiresViolation, inspectErr11RequiresViolation, inspectErr29RequiresViolation, inspectErr16RequiresViolation, inspectErr24RequiresViolation, inspectErr26RequiresViolation, inspectErr21RequiresViolation, inspectErr13RequiresViolation, inspectErr27RequiresViolation, inspectErr17RequiresViolation, inspectErr23RequiresViolation, inspectErr4RequiresViolation, inspectErr5RequiresViolation, inspectErr8RequiresViolation, inspectErr10RequiresViolation, inspectErr14RequiresViolation, inspectErr1RequiresViolation, list_addErr1RequiresViolation, list_addErr0RequiresViolation, mainErr0EnsuresViolation, __list_delErr0RequiresViolation, __list_delErr2RequiresViolation, __list_delErr3RequiresViolation, __list_delErr1RequiresViolation, gl_insertErr5RequiresViolation, gl_insertErr3RequiresViolation, gl_insertErr4RequiresViolation, gl_insertErr0RequiresViolation, gl_insertErr2RequiresViolation, gl_insertErr1RequiresViolation, gl_destroyErr4RequiresViolation, gl_destroyErr2RequiresViolation, gl_destroyErr0RequiresViolation, gl_destroyErr1RequiresViolation, gl_destroyErr6RequiresViolation, gl_destroyErr7RequiresViolation, gl_destroyErr3RequiresViolation, gl_destroyErr5RequiresViolation]=== [2018-02-02 10:48:59,923 INFO L82 PathProgramCache]: Analyzing trace with hash -935456333, now seen corresponding path program 1 times [2018-02-02 10:48:59,924 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:48:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:48:59,939 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:48:59,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,993 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:48:59,993 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-02 10:48:59,993 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:48:59,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,994 INFO L182 omatonBuilderFactory]: Interpolants [1751#true, 1752#false, 1753#(and (= 0 |gl_insert_#t~malloc24.offset|) (= 20 (select |#length| |gl_insert_#t~malloc24.base|))), 1754#(and (= (select |#length| gl_insert_~node~1.base) 20) (= gl_insert_~node~1.offset 0))] [2018-02-02 10:48:59,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:48:59,994 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-02 10:48:59,994 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-02 10:48:59,994 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-02 10:48:59,994 INFO L87 Difference]: Start difference. First operand 238 states and 247 transitions. Second operand 4 states. [2018-02-02 10:49:00,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:49:00,102 INFO L93 Difference]: Finished difference Result 235 states and 244 transitions. [2018-02-02 10:49:00,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-02 10:49:00,103 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-02-02 10:49:00,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:49:00,104 INFO L225 Difference]: With dead ends: 235 [2018-02-02 10:49:00,104 INFO L226 Difference]: Without dead ends: 235 [2018-02-02 10:49:00,104 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-02-02 10:49:00,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2018-02-02 10:49:00,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 235. [2018-02-02 10:49:00,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-02-02 10:49:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 244 transitions. [2018-02-02 10:49:00,112 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 244 transitions. Word has length 16 [2018-02-02 10:49:00,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:49:00,112 INFO L432 AbstractCegarLoop]: Abstraction has 235 states and 244 transitions. [2018-02-02 10:49:00,112 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-02 10:49:00,113 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 244 transitions. [2018-02-02 10:49:00,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-02-02 10:49:00,113 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:49:00,113 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:49:00,113 INFO L371 AbstractCegarLoop]: === Iteration 5 === [__list_addErr1RequiresViolation, __list_addErr3RequiresViolation, __list_addErr0RequiresViolation, __list_addErr2RequiresViolation, __list_addErr4RequiresViolation, __list_addErr7RequiresViolation, __list_addErr5RequiresViolation, __list_addErr6RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, list_moveErr0RequiresViolation, list_moveErr3RequiresViolation, list_moveErr2RequiresViolation, list_moveErr1RequiresViolation, val_from_nodeErr0RequiresViolation, val_from_nodeErr1RequiresViolation, gl_sort_passErr1RequiresViolation, gl_sort_passErr3RequiresViolation, gl_sort_passErr0RequiresViolation, gl_sort_passErr2RequiresViolation, inspectErr7RequiresViolation, inspectErr20RequiresViolation, inspectErr15RequiresViolation, inspectErr25RequiresViolation, inspectErr28RequiresViolation, inspectErr2RequiresViolation, inspectErr18RequiresViolation, inspectErr9RequiresViolation, inspectErr0RequiresViolation, inspectErr12RequiresViolation, inspectErr6RequiresViolation, inspectErr3RequiresViolation, inspectErr19RequiresViolation, inspectErr22RequiresViolation, inspectErr11RequiresViolation, inspectErr29RequiresViolation, inspectErr16RequiresViolation, inspectErr24RequiresViolation, inspectErr26RequiresViolation, inspectErr21RequiresViolation, inspectErr13RequiresViolation, inspectErr27RequiresViolation, inspectErr17RequiresViolation, inspectErr23RequiresViolation, inspectErr4RequiresViolation, inspectErr5RequiresViolation, inspectErr8RequiresViolation, inspectErr10RequiresViolation, inspectErr14RequiresViolation, inspectErr1RequiresViolation, list_addErr1RequiresViolation, list_addErr0RequiresViolation, mainErr0EnsuresViolation, __list_delErr0RequiresViolation, __list_delErr2RequiresViolation, __list_delErr3RequiresViolation, __list_delErr1RequiresViolation, gl_insertErr5RequiresViolation, gl_insertErr3RequiresViolation, gl_insertErr4RequiresViolation, gl_insertErr0RequiresViolation, gl_insertErr2RequiresViolation, gl_insertErr1RequiresViolation, gl_destroyErr4RequiresViolation, gl_destroyErr2RequiresViolation, gl_destroyErr0RequiresViolation, gl_destroyErr1RequiresViolation, gl_destroyErr6RequiresViolation, gl_destroyErr7RequiresViolation, gl_destroyErr3RequiresViolation, gl_destroyErr5RequiresViolation]=== [2018-02-02 10:49:00,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1863730920, now seen corresponding path program 1 times [2018-02-02 10:49:00,114 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:49:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:49:00,132 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:49:00,138 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Unknown lemma type! at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:299) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.access$1(Interpolator.java:263) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:132) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:220) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:201) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:915) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsTree(InterpolatingTraceCheckCraig.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedTraceAbstractionRefinementStrategy.getTraceCheck(FixedTraceAbstractionRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:397) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:381) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:147) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-02-02 10:49:00,140 INFO L168 Benchmark]: Toolchain (without parser) took 1808.21 ms. Allocated memory was 402.7 MB in the beginning and 610.3 MB in the end (delta: 207.6 MB). Free memory was 359.3 MB in the beginning and 457.9 MB in the end (delta: -98.6 MB). Peak memory consumption was 109.0 MB. Max. memory is 5.3 GB. [2018-02-02 10:49:00,141 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 402.7 MB. Free memory is still 366.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-02 10:49:00,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 192.35 ms. Allocated memory is still 402.7 MB. Free memory was 359.3 MB in the beginning and 345.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 5.3 GB. [2018-02-02 10:49:00,141 INFO L168 Benchmark]: Boogie Preprocessor took 40.03 ms. Allocated memory is still 402.7 MB. Free memory was 345.9 MB in the beginning and 343.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-02-02 10:49:00,141 INFO L168 Benchmark]: RCFGBuilder took 530.16 ms. Allocated memory is still 402.7 MB. Free memory was 343.3 MB in the beginning and 282.2 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 5.3 GB. [2018-02-02 10:49:00,142 INFO L168 Benchmark]: TraceAbstraction took 1042.91 ms. Allocated memory was 402.7 MB in the beginning and 610.3 MB in the end (delta: 207.6 MB). Free memory was 280.9 MB in the beginning and 457.9 MB in the end (delta: -177.0 MB). Peak memory consumption was 30.6 MB. Max. memory is 5.3 GB. [2018-02-02 10:49:00,143 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 402.7 MB. Free memory is still 366.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 192.35 ms. Allocated memory is still 402.7 MB. Free memory was 359.3 MB in the beginning and 345.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 40.03 ms. Allocated memory is still 402.7 MB. Free memory was 345.9 MB in the beginning and 343.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 530.16 ms. Allocated memory is still 402.7 MB. Free memory was 343.3 MB in the beginning and 282.2 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1042.91 ms. Allocated memory was 402.7 MB in the beginning and 610.3 MB in the end (delta: 207.6 MB). Free memory was 280.9 MB in the beginning and 457.9 MB in the end (delta: -177.0 MB). Peak memory consumption was 30.6 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Unknown lemma type! de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Unknown lemma type!: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:299) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/bubble_sort_linux_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-02_10-49-00-148.csv Received shutdown request...