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/array-memsafety/add_last-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-26d9e06-m [2018-02-02 10:36:02,933 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-02 10:36:02,934 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-02 10:36:02,948 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-02 10:36:02,948 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-02 10:36:02,949 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-02 10:36:02,950 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-02 10:36:02,951 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-02 10:36:02,953 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-02 10:36:02,953 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-02 10:36:02,954 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-02 10:36:02,954 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-02 10:36:02,955 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-02 10:36:02,956 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-02 10:36:02,956 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-02 10:36:02,958 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-02 10:36:02,959 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-02 10:36:02,961 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-02 10:36:02,962 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-02 10:36:02,963 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-02 10:36:02,964 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-02 10:36:02,969 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 10:36:02,979 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-02 10:36:02,979 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-02 10:36:02,980 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-02 10:36:02,980 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-02 10:36:02,980 INFO L133 SettingsManager]: * Use SBE=true [2018-02-02 10:36:02,981 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-02 10:36:02,981 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-02 10:36:02,981 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-02 10:36:02,981 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-02 10:36:02,981 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-02 10:36:02,981 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-02 10:36:02,981 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-02 10:36:02,982 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-02 10:36:02,982 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-02 10:36:02,982 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-02 10:36:02,982 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-02 10:36:02,982 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-02 10:36:02,982 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-02 10:36:02,982 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-02 10:36:02,983 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-02 10:36:02,983 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 10:36:02,983 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-02 10:36:02,983 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-02-02 10:36:02,983 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol_NoArrayInterpol [2018-02-02 10:36:03,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-02 10:36:03,023 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-02 10:36:03,026 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-02 10:36:03,028 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-02 10:36:03,028 INFO L276 PluginConnector]: CDTParser initialized [2018-02-02 10:36:03,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/add_last-alloca_true-valid-memsafety_true-termination.i [2018-02-02 10:36:03,181 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-02 10:36:03,182 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-02 10:36:03,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-02 10:36:03,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-02 10:36:03,188 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-02 10:36:03,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 10:36:03" (1/1) ... [2018-02-02 10:36:03,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eeddf32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03, skipping insertion in model container [2018-02-02 10:36:03,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 10:36:03" (1/1) ... [2018-02-02 10:36:03,207 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 10:36:03,236 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 10:36:03,337 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 10:36:03,348 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 10:36:03,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03 WrapperNode [2018-02-02 10:36:03,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-02 10:36:03,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-02 10:36:03,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-02 10:36:03,353 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-02 10:36:03,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03" (1/1) ... [2018-02-02 10:36:03,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03" (1/1) ... [2018-02-02 10:36:03,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03" (1/1) ... [2018-02-02 10:36:03,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03" (1/1) ... [2018-02-02 10:36:03,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03" (1/1) ... [2018-02-02 10:36:03,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03" (1/1) ... [2018-02-02 10:36:03,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03" (1/1) ... [2018-02-02 10:36:03,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-02 10:36:03,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-02 10:36:03,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-02 10:36:03,377 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-02 10:36:03,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03" (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 10:36:03,415 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-02 10:36:03,415 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-02 10:36:03,416 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-02 10:36:03,416 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-02 10:36:03,416 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-02 10:36:03,416 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-02 10:36:03,416 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-02 10:36:03,416 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-02 10:36:03,416 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-02 10:36:03,416 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-02 10:36:03,416 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-02 10:36:03,416 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-02 10:36:03,540 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-02 10:36:03,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 10:36:03 BoogieIcfgContainer [2018-02-02 10:36:03,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-02 10:36:03,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-02 10:36:03,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-02 10:36:03,545 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-02 10:36:03,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 10:36:03" (1/3) ... [2018-02-02 10:36:03,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b16d30b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 10:36:03, skipping insertion in model container [2018-02-02 10:36:03,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:36:03" (2/3) ... [2018-02-02 10:36:03,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b16d30b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 10:36:03, skipping insertion in model container [2018-02-02 10:36:03,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 10:36:03" (3/3) ... [2018-02-02 10:36:03,548 INFO L107 eAbstractionObserver]: Analyzing ICFG add_last-alloca_true-valid-memsafety_true-termination.i [2018-02-02 10:36:03,556 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-02 10:36:03,562 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2018-02-02 10:36:03,598 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-02 10:36:03,598 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-02 10:36:03,598 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-02-02 10:36:03,598 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-02 10:36:03,598 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-02 10:36:03,598 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-02 10:36:03,599 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-02 10:36:03,599 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-02 10:36:03,599 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-02 10:36:03,611 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2018-02-02 10:36:03,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-02-02 10:36:03,621 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:36:03,622 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:36:03,622 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolation]=== [2018-02-02 10:36:03,628 INFO L82 PathProgramCache]: Analyzing trace with hash 756039163, now seen corresponding path program 1 times [2018-02-02 10:36:03,679 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:36:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:36:03,751 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:36:03,847 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 10:36:03,849 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:36:03,850 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-02 10:36:03,850 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:36:03,851 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 10:36:03,851 INFO L182 omatonBuilderFactory]: Interpolants [41#true, 42#false, 43#(= 1 (select |#valid| |main_#t~malloc1.base|)), 44#(= 1 (select |#valid| main_~arr~0.base)), 45#(= 1 (select |#valid| main_~a~0.base))] [2018-02-02 10:36:03,851 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 10:36:03,852 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-02 10:36:03,860 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-02 10:36:03,861 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-02-02 10:36:03,863 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 5 states. [2018-02-02 10:36:03,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:36:03,975 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2018-02-02 10:36:03,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-02 10:36:03,976 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-02-02 10:36:03,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:36:04,029 INFO L225 Difference]: With dead ends: 33 [2018-02-02 10:36:04,029 INFO L226 Difference]: Without dead ends: 30 [2018-02-02 10:36:04,031 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-02-02 10:36:04,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-02-02 10:36:04,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-02-02 10:36:04,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-02-02 10:36:04,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2018-02-02 10:36:04,052 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 12 [2018-02-02 10:36:04,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:36:04,052 INFO L432 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2018-02-02 10:36:04,053 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-02 10:36:04,053 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2018-02-02 10:36:04,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-02-02 10:36:04,053 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:36:04,053 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:36:04,053 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolation]=== [2018-02-02 10:36:04,054 INFO L82 PathProgramCache]: Analyzing trace with hash 756039164, now seen corresponding path program 1 times [2018-02-02 10:36:04,054 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:36:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:36:04,066 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:36:04,137 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 10:36:04,137 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:36:04,137 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-02 10:36:04,138 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:36:04,138 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 10:36:04,138 INFO L182 omatonBuilderFactory]: Interpolants [113#true, 114#false, 115#(<= 1 main_~length~0), 116#(and (= 0 |main_#t~malloc1.offset|) (<= 4 (select |#length| |main_#t~malloc1.base|))), 117#(and (= 0 main_~arr~0.offset) (<= 4 (select |#length| main_~arr~0.base))), 118#(and (= main_~a~0.offset 0) (<= 4 (select |#length| main_~a~0.base)))] [2018-02-02 10:36:04,138 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 10:36:04,141 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-02 10:36:04,141 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-02 10:36:04,141 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-02-02 10:36:04,141 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand 6 states. [2018-02-02 10:36:04,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:36:04,249 INFO L93 Difference]: Finished difference Result 45 states and 47 transitions. [2018-02-02 10:36:04,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-02 10:36:04,249 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2018-02-02 10:36:04,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:36:04,250 INFO L225 Difference]: With dead ends: 45 [2018-02-02 10:36:04,250 INFO L226 Difference]: Without dead ends: 45 [2018-02-02 10:36:04,251 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-02-02 10:36:04,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-02-02 10:36:04,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 37. [2018-02-02 10:36:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-02-02 10:36:04,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 42 transitions. [2018-02-02 10:36:04,255 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 42 transitions. Word has length 12 [2018-02-02 10:36:04,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:36:04,255 INFO L432 AbstractCegarLoop]: Abstraction has 37 states and 42 transitions. [2018-02-02 10:36:04,256 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-02 10:36:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2018-02-02 10:36:04,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-02-02 10:36:04,256 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:36:04,256 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:36:04,256 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolation]=== [2018-02-02 10:36:04,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1962282239, now seen corresponding path program 1 times [2018-02-02 10:36:04,257 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:36:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:36:04,265 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:36:04,292 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 10:36:04,292 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:36:04,292 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-02 10:36:04,293 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:36:04,293 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 10:36:04,293 INFO L182 omatonBuilderFactory]: Interpolants [211#true, 212#false, 213#(not (= 0 |main_#t~malloc1.base|)), 214#(not (= 0 main_~arr~0.base))] [2018-02-02 10:36:04,293 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 10:36:04,293 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-02 10:36:04,294 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-02 10:36:04,294 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-02 10:36:04,294 INFO L87 Difference]: Start difference. First operand 37 states and 42 transitions. Second operand 4 states. [2018-02-02 10:36:04,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:36:04,315 INFO L93 Difference]: Finished difference Result 35 states and 39 transitions. [2018-02-02 10:36:04,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-02 10:36:04,315 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-02-02 10:36:04,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:36:04,316 INFO L225 Difference]: With dead ends: 35 [2018-02-02 10:36:04,316 INFO L226 Difference]: Without dead ends: 35 [2018-02-02 10:36:04,316 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 10:36:04,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-02-02 10:36:04,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-02-02 10:36:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-02-02 10:36:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 39 transitions. [2018-02-02 10:36:04,319 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 39 transitions. Word has length 13 [2018-02-02 10:36:04,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:36:04,319 INFO L432 AbstractCegarLoop]: Abstraction has 35 states and 39 transitions. [2018-02-02 10:36:04,319 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-02 10:36:04,319 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2018-02-02 10:36:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-02-02 10:36:04,320 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:36:04,320 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:36:04,320 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolation]=== [2018-02-02 10:36:04,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1962377572, now seen corresponding path program 1 times [2018-02-02 10:36:04,321 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:36:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:36:04,331 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:36:04,388 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 10:36:04,388 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:36:04,388 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-02 10:36:04,388 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:36:04,389 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 10:36:04,389 INFO L182 omatonBuilderFactory]: Interpolants [288#false, 289#(<= 1 main_~length~0), 290#(and (= (* 4 main_~length~0) (select |#length| |main_#t~malloc1.base|)) (= 0 |main_#t~malloc1.offset|) (<= 1 main_~length~0)), 291#(and (= (* 4 main_~length~0) (select |#length| main_~arr~0.base)) (= main_~arr~0.offset 0) (<= 1 main_~length~0)), 287#true] [2018-02-02 10:36:04,389 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 10:36:04,389 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-02 10:36:04,389 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-02 10:36:04,389 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-02-02 10:36:04,389 INFO L87 Difference]: Start difference. First operand 35 states and 39 transitions. Second operand 5 states. [2018-02-02 10:36:04,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:36:04,426 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2018-02-02 10:36:04,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-02 10:36:04,427 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-02-02 10:36:04,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:36:04,427 INFO L225 Difference]: With dead ends: 33 [2018-02-02 10:36:04,427 INFO L226 Difference]: Without dead ends: 33 [2018-02-02 10:36:04,427 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-02-02 10:36:04,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-02-02 10:36:04,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-02-02 10:36:04,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-02-02 10:36:04,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions. [2018-02-02 10:36:04,429 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 13 [2018-02-02 10:36:04,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:36:04,429 INFO L432 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions. [2018-02-02 10:36:04,429 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-02 10:36:04,430 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2018-02-02 10:36:04,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-02-02 10:36:04,430 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:36:04,430 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:36:04,430 INFO L371 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolation]=== [2018-02-02 10:36:04,430 INFO L82 PathProgramCache]: Analyzing trace with hash -676062270, now seen corresponding path program 1 times [2018-02-02 10:36:04,431 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:36:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:36:04,439 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 10:36:04,443 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 10:36:04,445 INFO L168 Benchmark]: Toolchain (without parser) took 1264.23 ms. Allocated memory was 402.7 MB in the beginning and 606.1 MB in the end (delta: 203.4 MB). Free memory was 358.0 MB in the beginning and 520.1 MB in the end (delta: -162.1 MB). Peak memory consumption was 41.4 MB. Max. memory is 5.3 GB. [2018-02-02 10:36:04,446 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 402.7 MB. Free memory is still 365.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-02 10:36:04,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 169.75 ms. Allocated memory is still 402.7 MB. Free memory was 356.7 MB in the beginning and 347.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 5.3 GB. [2018-02-02 10:36:04,446 INFO L168 Benchmark]: Boogie Preprocessor took 23.81 ms. Allocated memory is still 402.7 MB. Free memory was 347.4 MB in the beginning and 344.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-02-02 10:36:04,446 INFO L168 Benchmark]: RCFGBuilder took 164.62 ms. Allocated memory is still 402.7 MB. Free memory was 344.8 MB in the beginning and 328.6 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 5.3 GB. [2018-02-02 10:36:04,447 INFO L168 Benchmark]: TraceAbstraction took 902.92 ms. Allocated memory was 402.7 MB in the beginning and 606.1 MB in the end (delta: 203.4 MB). Free memory was 327.3 MB in the beginning and 520.1 MB in the end (delta: -192.8 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. [2018-02-02 10:36:04,447 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 402.7 MB. Free memory is still 365.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 169.75 ms. Allocated memory is still 402.7 MB. Free memory was 356.7 MB in the beginning and 347.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 23.81 ms. Allocated memory is still 402.7 MB. Free memory was 347.4 MB in the beginning and 344.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 164.62 ms. Allocated memory is still 402.7 MB. Free memory was 344.8 MB in the beginning and 328.6 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 902.92 ms. Allocated memory was 402.7 MB in the beginning and 606.1 MB in the end (delta: 203.4 MB). Free memory was 327.3 MB in the beginning and 520.1 MB in the end (delta: -192.8 MB). Peak memory consumption was 10.6 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/add_last-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-02_10-36-04-452.csv Received shutdown request...