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/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ccafca9-m [2018-02-04 04:51:23,172 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 04:51:23,173 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 04:51:23,183 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 04:51:23,183 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 04:51:23,184 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 04:51:23,184 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 04:51:23,185 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 04:51:23,187 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 04:51:23,188 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 04:51:23,188 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 04:51:23,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 04:51:23,189 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 04:51:23,190 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 04:51:23,191 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 04:51:23,193 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 04:51:23,195 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 04:51:23,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 04:51:23,197 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 04:51:23,198 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 04:51:23,200 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-04 04:51:23,205 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 [2018-02-04 04:51:23,214 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 04:51:23,215 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 04:51:23,216 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 04:51:23,216 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 04:51:23,216 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 04:51:23,216 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 04:51:23,216 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 04:51:23,216 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 04:51:23,217 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 04:51:23,217 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 04:51:23,217 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 04:51:23,217 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 04:51:23,217 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 04:51:23,217 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-04 04:51:23,217 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 04:51:23,218 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 04:51:23,218 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 04:51:23,218 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 04:51:23,218 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 04:51:23,218 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 04:51:23,218 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 04:51:23,219 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 04:51:23,219 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-04 04:51:23,219 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-04 04:51:23,219 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:51:23,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 04:51:23,260 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 04:51:23,263 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 04:51:23,265 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 04:51:23,265 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 04:51:23,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-02-04 04:51:23,402 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 04:51:23,403 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 04:51:23,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 04:51:23,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 04:51:23,409 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 04:51:23,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:51:23" (1/1) ... [2018-02-04 04:51:23,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f13972f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23, skipping insertion in model container [2018-02-04 04:51:23,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:51:23" (1/1) ... [2018-02-04 04:51:23,423 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:51:23,457 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:51:23,534 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:51:23,543 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:51:23,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23 WrapperNode [2018-02-04 04:51:23,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 04:51:23,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 04:51:23,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 04:51:23,548 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 04:51:23,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23" (1/1) ... [2018-02-04 04:51:23,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23" (1/1) ... [2018-02-04 04:51:23,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23" (1/1) ... [2018-02-04 04:51:23,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23" (1/1) ... [2018-02-04 04:51:23,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23" (1/1) ... [2018-02-04 04:51:23,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23" (1/1) ... [2018-02-04 04:51:23,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23" (1/1) ... [2018-02-04 04:51:23,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 04:51:23,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 04:51:23,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 04:51:23,570 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 04:51:23,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23" (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 [2018-02-04 04:51:23,603 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 04:51:23,603 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 04:51:23,603 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-02-04 04:51:23,603 INFO L136 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2018-02-04 04:51:23,603 INFO L136 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2018-02-04 04:51:23,603 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-02-04 04:51:23,603 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 04:51:23,603 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 04:51:23,603 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 04:51:23,603 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure probe_9_2 [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure disconnect_9 [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 04:51:23,604 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 04:51:23,701 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 04:51:23,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:51:23 BoogieIcfgContainer [2018-02-04 04:51:23,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 04:51:23,702 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 04:51:23,702 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 04:51:23,704 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 04:51:23,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 04:51:23" (1/3) ... [2018-02-04 04:51:23,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a395580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:51:23, skipping insertion in model container [2018-02-04 04:51:23,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:23" (2/3) ... [2018-02-04 04:51:23,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a395580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:51:23, skipping insertion in model container [2018-02-04 04:51:23,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:51:23" (3/3) ... [2018-02-04 04:51:23,707 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-02-04 04:51:23,712 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 04:51:23,716 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-02-04 04:51:23,745 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 04:51:23,745 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 04:51:23,745 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-04 04:51:23,745 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 04:51:23,745 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 04:51:23,745 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 04:51:23,745 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 04:51:23,745 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 04:51:23,746 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 04:51:23,755 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2018-02-04 04:51:23,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-02-04 04:51:23,763 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:23,764 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:51:23,764 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation, disconnect_9Err1RequiresViolation, disconnect_9Err0RequiresViolation]=== [2018-02-04 04:51:23,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1164483743, 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 [2018-02-04 04:51:23,778 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:23,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:51:23,941 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:51:23,941 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-04 04:51:23,942 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:23,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:51:23,942 INFO L182 omatonBuilderFactory]: Interpolants [49#(= 0 ~a9.base), 50#(and (= ~a9.base |old(~a9.base)|) (= |#valid| |old(#valid)|) (= ~a9.offset |old(~a9.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 51#(and (= ~a9.base |old(~a9.base)|) (= |#valid| |old(#valid)|) (= ~a9.offset |old(~a9.offset)|) (= |old(#length)| |#length|)), 36#true, 37#false, 56#(= 0 |probe_9_2_#t~ret2.base|), 57#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 58#(= 0 |ldv_malloc_#res.base|)] [2018-02-04 04:51:23,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:51:23,943 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 04:51:23,950 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 04:51:23,951 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-02-04 04:51:23,952 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 8 states. [2018-02-04 04:51:24,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:24,218 INFO L93 Difference]: Finished difference Result 50 states and 52 transitions. [2018-02-04 04:51:24,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 04:51:24,219 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2018-02-04 04:51:24,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:24,227 INFO L225 Difference]: With dead ends: 50 [2018-02-04 04:51:24,227 INFO L226 Difference]: Without dead ends: 40 [2018-02-04 04:51:24,228 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-02-04 04:51:24,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-02-04 04:51:24,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 39. [2018-02-04 04:51:24,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-02-04 04:51:24,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 40 transitions. [2018-02-04 04:51:24,258 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 40 transitions. Word has length 19 [2018-02-04 04:51:24,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:24,258 INFO L432 AbstractCegarLoop]: Abstraction has 39 states and 40 transitions. [2018-02-04 04:51:24,258 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 04:51:24,258 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-02-04 04:51:24,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-02-04 04:51:24,259 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:24,259 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:51:24,259 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolation, disconnect_9Err1RequiresViolation, disconnect_9Err0RequiresViolation]=== [2018-02-04 04:51:24,260 INFO L82 PathProgramCache]: Analyzing trace with hash -1164483744, 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 [2018-02-04 04:51:24,265 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:24,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:51:24,385 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:51:24,385 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-04 04:51:24,385 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:51:24,386 INFO L182 omatonBuilderFactory]: Interpolants [160#false, 179#(= 0 |probe_9_2_#t~ret2.offset|), 180#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 181#(= 0 |ldv_malloc_#res.offset|), 172#(= 0 ~a9.offset), 173#(and (= ~a9.base |old(~a9.base)|) (= |#valid| |old(#valid)|) (= ~a9.offset |old(~a9.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 174#(and (= ~a9.base |old(~a9.base)|) (= |#valid| |old(#valid)|) (= ~a9.offset |old(~a9.offset)|) (= |old(#length)| |#length|)), 159#true] [2018-02-04 04:51:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:51:24,387 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 04:51:24,387 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 04:51:24,388 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-02-04 04:51:24,388 INFO L87 Difference]: Start difference. First operand 39 states and 40 transitions. Second operand 8 states. [2018-02-04 04:51:24,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:24,551 INFO L93 Difference]: Finished difference Result 40 states and 40 transitions. [2018-02-04 04:51:24,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 04:51:24,552 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2018-02-04 04:51:24,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:24,553 INFO L225 Difference]: With dead ends: 40 [2018-02-04 04:51:24,553 INFO L226 Difference]: Without dead ends: 31 [2018-02-04 04:51:24,554 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-02-04 04:51:24,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-02-04 04:51:24,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2018-02-04 04:51:24,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-02-04 04:51:24,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2018-02-04 04:51:24,557 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 19 [2018-02-04 04:51:24,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:24,557 INFO L432 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2018-02-04 04:51:24,558 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 04:51:24,558 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2018-02-04 04:51:24,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 04:51:24,558 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:24,558 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:51:24,558 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr0EnsuresViolation, disconnect_9Err1RequiresViolation, disconnect_9Err0RequiresViolation]=== [2018-02-04 04:51:24,559 INFO L82 PathProgramCache]: Analyzing trace with hash 78678979, 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 [2018-02-04 04:51:24,563 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:24,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:51:24,667 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:51:24,668 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-02-04 04:51:24,668 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:24,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:51:24,668 INFO L182 omatonBuilderFactory]: Interpolants [288#(= |probe_9_2_#res| 3), 289#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 278#(= 3 |entry_point_#t~ret3|), 263#true, 279#(not (= 0 entry_point_~ret~0)), 264#false, 280#(and (= ~a9.base |old(~a9.base)|) (= |#valid| |old(#valid)|) (= ~a9.offset |old(~a9.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 281#(and (= ~a9.base |old(~a9.base)|) (= |#valid| |old(#valid)|) (= ~a9.offset |old(~a9.offset)|) (= |old(#length)| |#length|))] [2018-02-04 04:51:24,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:51:24,669 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 04:51:24,669 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 04:51:24,669 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-02-04 04:51:24,669 INFO L87 Difference]: Start difference. First operand 30 states and 30 transitions. Second operand 8 states. [2018-02-04 04:51:24,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:24,738 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2018-02-04 04:51:24,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 04:51:24,739 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-02-04 04:51:24,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:24,739 INFO L225 Difference]: With dead ends: 24 [2018-02-04 04:51:24,740 INFO L226 Difference]: Without dead ends: 24 [2018-02-04 04:51:24,740 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-02-04 04:51:24,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-02-04 04:51:24,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2018-02-04 04:51:24,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-02-04 04:51:24,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 23 transitions. [2018-02-04 04:51:24,743 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 23 transitions. Word has length 21 [2018-02-04 04:51:24,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:24,743 INFO L432 AbstractCegarLoop]: Abstraction has 24 states and 23 transitions. [2018-02-04 04:51:24,743 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 04:51:24,743 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 23 transitions. [2018-02-04 04:51:24,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-02-04 04:51:24,744 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:24,744 INFO L351 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] [2018-02-04 04:51:24,744 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr0EnsuresViolation, disconnect_9Err1RequiresViolation, disconnect_9Err0RequiresViolation]=== [2018-02-04 04:51:24,744 INFO L82 PathProgramCache]: Analyzing trace with hash -1696620398, 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 [2018-02-04 04:51:24,748 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-02-04 04:51:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-02-04 04:51:24,858 INFO L410 BasicCegarLoop]: Counterexample might be feasible [2018-02-04 04:51:24,869 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-02-04 04:51:24,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.02 04:51:24 BoogieIcfgContainer [2018-02-04 04:51:24,883 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-02-04 04:51:24,884 INFO L168 Benchmark]: Toolchain (without parser) took 1481.01 ms. Allocated memory was 401.6 MB in the beginning and 615.0 MB in the end (delta: 213.4 MB). Free memory was 355.6 MB in the beginning and 596.5 MB in the end (delta: -240.8 MB). Peak memory consumption was 70.1 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:24,885 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 401.6 MB. Free memory is still 362.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 04:51:24,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 143.87 ms. Allocated memory is still 401.6 MB. Free memory was 355.6 MB in the beginning and 342.4 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:24,885 INFO L168 Benchmark]: Boogie Preprocessor took 21.01 ms. Allocated memory is still 401.6 MB. Free memory was 342.4 MB in the beginning and 341.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:24,885 INFO L168 Benchmark]: RCFGBuilder took 131.84 ms. Allocated memory is still 401.6 MB. Free memory was 341.1 MB in the beginning and 326.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:24,886 INFO L168 Benchmark]: TraceAbstraction took 1181.52 ms. Allocated memory was 401.6 MB in the beginning and 615.0 MB in the end (delta: 213.4 MB). Free memory was 326.5 MB in the beginning and 596.5 MB in the end (delta: -269.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:24,887 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 401.6 MB. Free memory is still 362.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 143.87 ms. Allocated memory is still 401.6 MB. Free memory was 355.6 MB in the beginning and 342.4 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 21.01 ms. Allocated memory is still 401.6 MB. Free memory was 342.4 MB in the beginning and 341.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 131.84 ms. Allocated memory is still 401.6 MB. Free memory was 341.1 MB in the beginning and 326.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1181.52 ms. Allocated memory was 401.6 MB in the beginning and 615.0 MB in the end (delta: 213.4 MB). Free memory was 326.5 MB in the beginning and 596.5 MB in the end (delta: -269.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1456]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1456. Possible FailurePath: [L1434] int *a9; VAL [\old(a9)=0, \old(a9)=0, a9={0:0}] [L1457] CALL entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}] [L1448] CALL, EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}] [L1437] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, a9={0:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, a9={0:0}, malloc(size)={10:0}, size=4] [L1074] RET return malloc(size); VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, \result={10:0}, a9={0:0}, malloc(size)={10:0}, size=4] [L1437] EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_malloc(sizeof(int))={10:0}] [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] RET return - -3; VAL [\old(a9)=0, \old(a9)=0, \result=3, a9={10:0}] [L1448] EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={10:0}, probe_9_2()=3] [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) VAL [\old(a9)=0, \old(a9)=0, a9={10:0}, ret=3] [L1453] RET a9 = 0 VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ret=3] [L1457] entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 33 locations, 3 error locations. UNSAFE Result, 1.1s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 67 SDtfs, 89 SDslu, 187 SDs, 0 SdLazy, 203 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred in iteration=1, 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, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 3724 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 could not prove your program: unable to determine feasibility of some traces Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test9_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_04-51-24-896.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test9_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-02-04_04-51-24-896.csv Received shutdown request...