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_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/list-ext-properties/list-ext_flag_false-unreach-call_false-valid-deref.i
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This is Ultimate 0.1.23-ccafca9-m
[2018-02-04 04:10:41,294 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-02-04 04:10:41,295 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-02-04 04:10:41,308 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-02-04 04:10:41,308 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-02-04 04:10:41,309 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-02-04 04:10:41,309 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-02-04 04:10:41,311 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
[2018-02-04 04:10:41,312 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-02-04 04:10:41,313 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-02-04 04:10:41,314 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-02-04 04:10:41,314 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-02-04 04:10:41,315 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-02-04 04:10:41,316 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-02-04 04:10:41,317 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-02-04 04:10:41,319 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-02-04 04:10:41,320 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-02-04 04:10:41,322 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-02-04 04:10:41,323 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-02-04 04:10:41,324 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-02-04 04:10:41,326 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-02-04 04:10:41,326 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-02-04 04:10:41,326 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-02-04 04:10:41,327 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-02-04 04:10:41,328 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2018-02-04 04:10:41,329 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-02-04 04:10:41,329 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
[2018-02-04 04:10:41,329 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring...
[2018-02-04 04:10:41,330 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-02-04 04:10:41,330 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values
[2018-02-04 04:10:41,330 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-02-04 04:10:41,330 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf
[2018-02-04 04:10:41,339 INFO L110 SettingsManager]: Loading preferences was successful
[2018-02-04 04:10:41,340 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-02-04 04:10:41,341 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-02-04 04:10:41,341 INFO L133 SettingsManager]: * Create parallel compositions if possible=false
[2018-02-04 04:10:41,341 INFO L133 SettingsManager]: * Use SBE=true
[2018-02-04 04:10:41,342 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-02-04 04:10:41,342 INFO L133 SettingsManager]: * sizeof long=4
[2018-02-04 04:10:41,342 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2018-02-04 04:10:41,342 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-02-04 04:10:41,342 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-02-04 04:10:41,342 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-02-04 04:10:41,342 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2018-02-04 04:10:41,343 INFO L133 SettingsManager]: * Bitprecise bitfields=true
[2018-02-04 04:10:41,343 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2018-02-04 04:10:41,343 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-02-04 04:10:41,343 INFO L133 SettingsManager]: * sizeof long double=12
[2018-02-04 04:10:41,343 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-02-04 04:10:41,343 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2018-02-04 04:10:41,343 INFO L133 SettingsManager]: * To the following directory=./dump/
[2018-02-04 04:10:41,343 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-02-04 04:10:41,343 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-02-04 04:10:41,344 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-02-04 04:10:41,344 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK
[2018-02-04 04:10:41,344 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-02-04 04:10:41,344 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL
[2018-02-04 04:10:41,371 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-02-04 04:10:41,379 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized
[2018-02-04 04:10:41,381 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected.
[2018-02-04 04:10:41,382 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-02-04 04:10:41,382 INFO L276 PluginConnector]: CDTParser initialized
[2018-02-04 04:10:41,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/list-ext_flag_false-unreach-call_false-valid-deref.i
[2018-02-04 04:10:41,498 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-02-04 04:10:41,499 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2018-02-04 04:10:41,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-02-04 04:10:41,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-02-04 04:10:41,503 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-02-04 04:10:41,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:10:41" (1/1) ...
[2018-02-04 04:10:41,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69a9abb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41, skipping insertion in model container
[2018-02-04 04:10:41,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:10:41" (1/1) ...
[2018-02-04 04:10:41,517 INFO L153 Dispatcher]: Using SV-COMP mode
[2018-02-04 04:10:41,550 INFO L153 Dispatcher]: Using SV-COMP mode
[2018-02-04 04:10:41,649 INFO L450 PostProcessor]: Settings: Checked method=main
[2018-02-04 04:10:41,666 INFO L450 PostProcessor]: Settings: Checked method=main
[2018-02-04 04:10:41,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41 WrapperNode
[2018-02-04 04:10:41,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-02-04 04:10:41,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-02-04 04:10:41,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-02-04 04:10:41,673 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-02-04 04:10:41,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41" (1/1) ...
[2018-02-04 04:10:41,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41" (1/1) ...
[2018-02-04 04:10:41,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41" (1/1) ...
[2018-02-04 04:10:41,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41" (1/1) ...
[2018-02-04 04:10:41,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41" (1/1) ...
[2018-02-04 04:10:41,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41" (1/1) ...
[2018-02-04 04:10:41,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41" (1/1) ...
[2018-02-04 04:10:41,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-02-04 04:10:41,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-02-04 04:10:41,705 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-02-04 04:10:41,705 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-02-04 04:10:41,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41" (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 04:10:41,747 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-02-04 04:10:41,747 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-02-04 04:10:41,747 INFO L136 BoogieDeclarations]: Found implementation of procedure exit
[2018-02-04 04:10:41,747 INFO L136 BoogieDeclarations]: Found implementation of procedure main
[2018-02-04 04:10:41,747 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2018-02-04 04:10:41,747 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2018-02-04 04:10:41,747 INFO L128 BoogieDeclarations]: Found specification of procedure write~int
[2018-02-04 04:10:41,747 INFO L128 BoogieDeclarations]: Found specification of procedure read~int
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure malloc
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure free
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure exit
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure main
[2018-02-04 04:10:41,748 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-02-04 04:10:41,749 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-02-04 04:10:42,034 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-02-04 04:10:42,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:10:42 BoogieIcfgContainer
[2018-02-04 04:10:42,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-02-04 04:10:42,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-02-04 04:10:42,035 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2018-02-04 04:10:42,037 INFO L276 PluginConnector]: TraceAbstraction initialized
[2018-02-04 04:10:42,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 04:10:41" (1/3) ...
[2018-02-04 04:10:42,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@137495e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:10:42, skipping insertion in model container
[2018-02-04 04:10:42,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:10:41" (2/3) ...
[2018-02-04 04:10:42,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@137495e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:10:42, skipping insertion in model container
[2018-02-04 04:10:42,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:10:42" (3/3) ...
[2018-02-04 04:10:42,039 INFO L107 eAbstractionObserver]: Analyzing ICFG list-ext_flag_false-unreach-call_false-valid-deref.i
[2018-02-04 04:10:42,046 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-02-04 04:10:42,052 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 35 error locations.
[2018-02-04 04:10:42,075 INFO L322 AbstractCegarLoop]: Interprodecural is true
[2018-02-04 04:10:42,075 INFO L323 AbstractCegarLoop]: Hoare is false
[2018-02-04 04:10:42,075 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-02-04 04:10:42,076 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK
[2018-02-04 04:10:42,076 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-02-04 04:10:42,076 INFO L327 AbstractCegarLoop]: Difference is false
[2018-02-04 04:10:42,076 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-02-04 04:10:42,076 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-02-04 04:10:42,077 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure
[2018-02-04 04:10:42,086 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states.
[2018-02-04 04:10:42,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2018-02-04 04:10:42,094 INFO L343 BasicCegarLoop]: Found error trace
[2018-02-04 04:10:42,095 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-02-04 04:10:42,095 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]===
[2018-02-04 04:10:42,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1955450078, now seen corresponding path program 1 times
[2018-02-04 04:10:42,099 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY
[2018-02-04 04:10:42,100 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy
[2018-02-04 04:10:42,147 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-02-04 04:10:42,147 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-02-04 04:10:42,147 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-02-04 04:10:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-02-04 04:10:42,195 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-02-04 04:10:42,221 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 04:10:42,223 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-02-04 04:10:42,224 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-02-04 04:10:42,225 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states
[2018-02-04 04:10:42,236 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2018-02-04 04:10:42,237 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2018-02-04 04:10:42,239 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 2 states.
[2018-02-04 04:10:42,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-02-04 04:10:42,329 INFO L93 Difference]: Finished difference Result 94 states and 102 transitions.
[2018-02-04 04:10:42,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2018-02-04 04:10:42,330 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12
[2018-02-04 04:10:42,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-02-04 04:10:42,338 INFO L225 Difference]: With dead ends: 94
[2018-02-04 04:10:42,338 INFO L226 Difference]: Without dead ends: 86
[2018-02-04 04:10:42,340 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2018-02-04 04:10:42,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states.
[2018-02-04 04:10:42,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86.
[2018-02-04 04:10:42,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states.
[2018-02-04 04:10:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 91 transitions.
[2018-02-04 04:10:42,372 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 91 transitions. Word has length 12
[2018-02-04 04:10:42,373 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-02-04 04:10:42,373 INFO L432 AbstractCegarLoop]: Abstraction has 86 states and 91 transitions.
[2018-02-04 04:10:42,373 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2018-02-04 04:10:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions.
[2018-02-04 04:10:42,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2018-02-04 04:10:42,373 INFO L343 BasicCegarLoop]: Found error trace
[2018-02-04 04:10:42,374 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-02-04 04:10:42,374 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]===
[2018-02-04 04:10:42,374 INFO L82 PathProgramCache]: Analyzing trace with hash 2124161760, now seen corresponding path program 1 times
[2018-02-04 04:10:42,374 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY
[2018-02-04 04:10:42,375 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy
[2018-02-04 04:10:42,375 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-02-04 04:10:42,376 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-02-04 04:10:42,376 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-02-04 04:10:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-02-04 04:10:42,390 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-02-04 04:10:42,450 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 04:10:42,451 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-02-04 04:10:42,451 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2018-02-04 04:10:42,452 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-02-04 04:10:42,452 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-02-04 04:10:42,452 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-02-04 04:10:42,452 INFO L87 Difference]: Start difference. First operand 86 states and 91 transitions. Second operand 5 states.
[2018-02-04 04:10:42,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-02-04 04:10:42,579 INFO L93 Difference]: Finished difference Result 95 states and 103 transitions.
[2018-02-04 04:10:42,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2018-02-04 04:10:42,579 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15
[2018-02-04 04:10:42,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-02-04 04:10:42,580 INFO L225 Difference]: With dead ends: 95
[2018-02-04 04:10:42,580 INFO L226 Difference]: Without dead ends: 95
[2018-02-04 04:10:42,581 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
[2018-02-04 04:10:42,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states.
[2018-02-04 04:10:42,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 83.
[2018-02-04 04:10:42,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states.
[2018-02-04 04:10:42,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 94 transitions.
[2018-02-04 04:10:42,587 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 94 transitions. Word has length 15
[2018-02-04 04:10:42,587 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-02-04 04:10:42,587 INFO L432 AbstractCegarLoop]: Abstraction has 83 states and 94 transitions.
[2018-02-04 04:10:42,587 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-02-04 04:10:42,587 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions.
[2018-02-04 04:10:42,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2018-02-04 04:10:42,588 INFO L343 BasicCegarLoop]: Found error trace
[2018-02-04 04:10:42,588 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-02-04 04:10:42,588 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]===
[2018-02-04 04:10:42,588 INFO L82 PathProgramCache]: Analyzing trace with hash 2124161761, now seen corresponding path program 1 times
[2018-02-04 04:10:42,589 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY
[2018-02-04 04:10:42,589 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy
[2018-02-04 04:10:42,590 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-02-04 04:10:42,590 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-02-04 04:10:42,590 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-02-04 04:10:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-02-04 04:10:42,606 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-02-04 04:10:42,684 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 04:10:42,684 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-02-04 04:10:42,684 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2018-02-04 04:10:42,685 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-02-04 04:10:42,685 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-02-04 04:10:42,685 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-02-04 04:10:42,685 INFO L87 Difference]: Start difference. First operand 83 states and 94 transitions. Second operand 5 states.
[2018-02-04 04:10:42,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-02-04 04:10:42,863 INFO L93 Difference]: Finished difference Result 115 states and 125 transitions.
[2018-02-04 04:10:42,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2018-02-04 04:10:42,863 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15
[2018-02-04 04:10:42,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-02-04 04:10:42,864 INFO L225 Difference]: With dead ends: 115
[2018-02-04 04:10:42,864 INFO L226 Difference]: Without dead ends: 115
[2018-02-04 04:10:42,864 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
[2018-02-04 04:10:42,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states.
[2018-02-04 04:10:42,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 107.
[2018-02-04 04:10:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states.
[2018-02-04 04:10:42,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 118 transitions.
[2018-02-04 04:10:42,871 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 118 transitions. Word has length 15
[2018-02-04 04:10:42,871 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-02-04 04:10:42,871 INFO L432 AbstractCegarLoop]: Abstraction has 107 states and 118 transitions.
[2018-02-04 04:10:42,871 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-02-04 04:10:42,871 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 118 transitions.
[2018-02-04 04:10:42,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2018-02-04 04:10:42,872 INFO L343 BasicCegarLoop]: Found error trace
[2018-02-04 04:10:42,872 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, 1, 1, 1, 1]
[2018-02-04 04:10:42,872 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation]===
[2018-02-04 04:10:42,873 INFO L82 PathProgramCache]: Analyzing trace with hash -859332542, now seen corresponding path program 1 times
[2018-02-04 04:10:42,873 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY
[2018-02-04 04:10:42,873 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy
[2018-02-04 04:10:42,873 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-02-04 04:10:42,874 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-02-04 04:10:42,874 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-02-04 04:10:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-02-04 04:10:42,892 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-02-04 04:10:42,897 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.<init>(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.<init>(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.MultiTrackTraceAbstractionRefinementStrategy.getTraceCheck(MultiTrackTraceAbstractionRefinementStrategy.java:222)
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.<init>(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.<init>(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)
[2018-02-04 04:10:42,900 INFO L168 Benchmark]: Toolchain (without parser) took 1401.61 ms. Allocated memory was 403.2 MB in the beginning and 619.2 MB in the end (delta: 216.0 MB). Free memory was 360.0 MB in the beginning and 519.8 MB in the end (delta: -159.8 MB). Peak memory consumption was 56.2 MB. Max. memory is 5.3 GB.
[2018-02-04 04:10:42,901 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 403.2 MB. Free memory is still 366.7 MB. There was no memory consumed. Max. memory is 5.3 GB.
[2018-02-04 04:10:42,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 173.55 ms. Allocated memory is still 403.2 MB. Free memory was 360.0 MB in the beginning and 349.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB.
[2018-02-04 04:10:42,902 INFO L168 Benchmark]: Boogie Preprocessor took 31.74 ms. Allocated memory is still 403.2 MB. Free memory was 349.5 MB in the beginning and 346.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB.
[2018-02-04 04:10:42,902 INFO L168 Benchmark]: RCFGBuilder took 329.38 ms. Allocated memory is still 403.2 MB. Free memory was 346.8 MB in the beginning and 319.2 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 5.3 GB.
[2018-02-04 04:10:42,902 INFO L168 Benchmark]: TraceAbstraction took 864.32 ms. Allocated memory was 403.2 MB in the beginning and 619.2 MB in the end (delta: 216.0 MB). Free memory was 317.9 MB in the beginning and 519.8 MB in the end (delta: -201.9 MB). Peak memory consumption was 14.1 MB. Max. memory is 5.3 GB.
[2018-02-04 04:10:42,904 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.10 ms. Allocated memory is still 403.2 MB. Free memory is still 366.7 MB. There was no memory consumed. Max. memory is 5.3 GB.
* CACSL2BoogieTranslator took 173.55 ms. Allocated memory is still 403.2 MB. Free memory was 360.0 MB in the beginning and 349.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB.
* Boogie Preprocessor took 31.74 ms. Allocated memory is still 403.2 MB. Free memory was 349.5 MB in the beginning and 346.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB.
* RCFGBuilder took 329.38 ms. Allocated memory is still 403.2 MB. Free memory was 346.8 MB in the beginning and 319.2 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 5.3 GB.
* TraceAbstraction took 864.32 ms. Allocated memory was 403.2 MB in the beginning and 619.2 MB in the end (delta: 216.0 MB). Free memory was 317.9 MB in the beginning and 519.8 MB in the end (delta: -201.9 MB). Peak memory consumption was 14.1 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/list-ext_flag_false-unreach-call_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_04-10-42-910.csv
Received shutdown request...