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/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test5_true-valid-memsafety_true-termination.i
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This is Ultimate 0.1.23-1cceb4a
[2018-01-30 00:20:13,482 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-01-30 00:20:13,484 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-01-30 00:20:13,498 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-01-30 00:20:13,498 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-01-30 00:20:13,499 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-01-30 00:20:13,500 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-01-30 00:20:13,501 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
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[2018-01-30 00:20:13,503 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-01-30 00:20:13,504 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-01-30 00:20:13,504 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
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[2018-01-30 00:20:13,505 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
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[2018-01-30 00:20:13,508 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-01-30 00:20:13,510 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-01-30 00:20:13,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-01-30 00:20:13,513 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-01-30 00:20:13,515 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-01-30 00:20:13,517 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-01-30 00:20:13,517 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-01-30 00:20:13,518 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-01-30 00:20:13,519 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
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[2018-01-30 00:20:13,521 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-01-30 00:20:13,521 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
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[2018-01-30 00:20:13,523 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-01-30 00:20:13,523 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf
[2018-01-30 00:20:13,533 INFO L110 SettingsManager]: Loading preferences was successful
[2018-01-30 00:20:13,533 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-01-30 00:20:13,534 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-01-30 00:20:13,534 INFO L133 SettingsManager]: * to procedures, called more than once=true
[2018-01-30 00:20:13,534 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-01-30 00:20:13,535 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain
[2018-01-30 00:20:13,535 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true
[2018-01-30 00:20:13,535 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-01-30 00:20:13,536 INFO L133 SettingsManager]: * sizeof long=4
[2018-01-30 00:20:13,536 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2018-01-30 00:20:13,536 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-01-30 00:20:13,536 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-01-30 00:20:13,536 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-01-30 00:20:13,537 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2018-01-30 00:20:13,537 INFO L133 SettingsManager]: * Bitprecise bitfields=true
[2018-01-30 00:20:13,537 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2018-01-30 00:20:13,537 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-01-30 00:20:13,537 INFO L133 SettingsManager]: * sizeof long double=12
[2018-01-30 00:20:13,537 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-01-30 00:20:13,538 INFO L133 SettingsManager]: * Size of a code block=SingleStatement
[2018-01-30 00:20:13,538 INFO L133 SettingsManager]: * To the following directory=./dump/
[2018-01-30 00:20:13,538 INFO L133 SettingsManager]: * Add additional assume for each assert=false
[2018-01-30 00:20:13,538 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-01-30 00:20:13,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-01-30 00:20:13,538 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-01-30 00:20:13,539 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK
[2018-01-30 00:20:13,539 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-01-30 00:20:13,539 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-01-30 00:20:13,539 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL
[2018-01-30 00:20:13,539 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-01-30 00:20:13,540 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-01-30 00:20:13,540 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-01-30 00:20:13,540 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2018-01-30 00:20:13,541 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR
[2018-01-30 00:20:13,575 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-01-30 00:20:13,589 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized
[2018-01-30 00:20:13,594 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected.
[2018-01-30 00:20:13,595 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-01-30 00:20:13,596 INFO L276 PluginConnector]: CDTParser initialized
[2018-01-30 00:20:13,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test5_true-valid-memsafety_true-termination.i
[2018-01-30 00:20:13,797 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-01-30 00:20:13,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2018-01-30 00:20:13,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-01-30 00:20:13,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-01-30 00:20:13,812 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-01-30 00:20:13,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 12:20:13" (1/1) ...
[2018-01-30 00:20:13,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46375823 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:13, skipping insertion in model container
[2018-01-30 00:20:13,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 12:20:13" (1/1) ...
[2018-01-30 00:20:13,836 INFO L153 Dispatcher]: Using SV-COMP mode
[2018-01-30 00:20:13,888 INFO L153 Dispatcher]: Using SV-COMP mode
[2018-01-30 00:20:13,989 INFO L450 PostProcessor]: Settings: Checked method=main
[2018-01-30 00:20:14,001 INFO L450 PostProcessor]: Settings: Checked method=main
[2018-01-30 00:20:14,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14 WrapperNode
[2018-01-30 00:20:14,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-01-30 00:20:14,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-01-30 00:20:14,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-01-30 00:20:14,009 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-01-30 00:20:14,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14" (1/1) ...
[2018-01-30 00:20:14,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14" (1/1) ...
[2018-01-30 00:20:14,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14" (1/1) ...
[2018-01-30 00:20:14,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14" (1/1) ...
[2018-01-30 00:20:14,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14" (1/1) ...
[2018-01-30 00:20:14,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14" (1/1) ...
[2018-01-30 00:20:14,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14" (1/1) ...
[2018-01-30 00:20:14,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-01-30 00:20:14,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-01-30 00:20:14,046 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-01-30 00:20:14,046 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-01-30 00:20:14,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14" (1/1) ...
No working directory specified, using /storage/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
[2018-01-30 00:20:14,090 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-01-30 00:20:14,090 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-01-30 00:20:14,090 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc
[2018-01-30 00:20:14,090 INFO L136 BoogieDeclarations]: Found implementation of procedure h5
[2018-01-30 00:20:14,090 INFO L136 BoogieDeclarations]: Found implementation of procedure g5
[2018-01-30 00:20:14,091 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point
[2018-01-30 00:20:14,091 INFO L136 BoogieDeclarations]: Found implementation of procedure main
[2018-01-30 00:20:14,091 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free
[2018-01-30 00:20:14,091 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-01-30 00:20:14,091 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-01-30 00:20:14,091 INFO L128 BoogieDeclarations]: Found specification of procedure malloc
[2018-01-30 00:20:14,091 INFO L128 BoogieDeclarations]: Found specification of procedure free
[2018-01-30 00:20:14,091 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2018-01-30 00:20:14,091 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc
[2018-01-30 00:20:14,091 INFO L128 BoogieDeclarations]: Found specification of procedure h5
[2018-01-30 00:20:14,092 INFO L128 BoogieDeclarations]: Found specification of procedure g5
[2018-01-30 00:20:14,092 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point
[2018-01-30 00:20:14,092 INFO L128 BoogieDeclarations]: Found specification of procedure main
[2018-01-30 00:20:14,092 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-01-30 00:20:14,092 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-01-30 00:20:14,246 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-01-30 00:20:14,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 12:20:14 BoogieIcfgContainer
[2018-01-30 00:20:14,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-01-30 00:20:14,247 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-01-30 00:20:14,247 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2018-01-30 00:20:14,249 INFO L276 PluginConnector]: TraceAbstraction initialized
[2018-01-30 00:20:14,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.01 12:20:13" (1/3) ...
[2018-01-30 00:20:14,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cea4720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 12:20:14, skipping insertion in model container
[2018-01-30 00:20:14,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 12:20:14" (2/3) ...
[2018-01-30 00:20:14,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cea4720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 12:20:14, skipping insertion in model container
[2018-01-30 00:20:14,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 12:20:14" (3/3) ...
[2018-01-30 00:20:14,253 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test5_true-valid-memsafety_true-termination.i
[2018-01-30 00:20:14,260 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-01-30 00:20:14,265 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations.
[2018-01-30 00:20:14,316 INFO L322 AbstractCegarLoop]: Interprodecural is true
[2018-01-30 00:20:14,316 INFO L323 AbstractCegarLoop]: Hoare is true
[2018-01-30 00:20:14,316 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-01-30 00:20:14,316 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK
[2018-01-30 00:20:14,316 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-01-30 00:20:14,317 INFO L327 AbstractCegarLoop]: Difference is false
[2018-01-30 00:20:14,317 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-01-30 00:20:14,317 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-01-30 00:20:14,318 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure
[2018-01-30 00:20:14,337 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states.
[2018-01-30 00:20:14,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2018-01-30 00:20:14,344 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 00:20:14,345 INFO L350 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]
[2018-01-30 00:20:14,345 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]===
[2018-01-30 00:20:14,350 INFO L82 PathProgramCache]: Analyzing trace with hash -1778176818, now seen corresponding path program 1 times
[2018-01-30 00:20:14,352 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 00:20:14,353 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 00:20:14,412 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:14,413 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 00:20:14,413 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 00:20:14,474 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 00:20:14,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-01-30 00:20:14,714 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 00:20:14,715 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2018-01-30 00:20:14,717 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states
[2018-01-30 00:20:14,727 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2018-01-30 00:20:14,727 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2018-01-30 00:20:14,730 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 10 states.
[2018-01-30 00:20:14,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 00:20:14,985 INFO L93 Difference]: Finished difference Result 60 states and 62 transitions.
[2018-01-30 00:20:14,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2018-01-30 00:20:14,987 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 27
[2018-01-30 00:20:14,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 00:20:15,002 INFO L225 Difference]: With dead ends: 60
[2018-01-30 00:20:15,003 INFO L226 Difference]: Without dead ends: 56
[2018-01-30 00:20:15,005 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182
[2018-01-30 00:20:15,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states.
[2018-01-30 00:20:15,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 53.
[2018-01-30 00:20:15,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states.
[2018-01-30 00:20:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 56 transitions.
[2018-01-30 00:20:15,040 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 56 transitions. Word has length 27
[2018-01-30 00:20:15,041 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 00:20:15,041 INFO L432 AbstractCegarLoop]: Abstraction has 53 states and 56 transitions.
[2018-01-30 00:20:15,041 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states.
[2018-01-30 00:20:15,041 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions.
[2018-01-30 00:20:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2018-01-30 00:20:15,042 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 00:20:15,042 INFO L350 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]
[2018-01-30 00:20:15,042 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]===
[2018-01-30 00:20:15,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1778176817, now seen corresponding path program 1 times
[2018-01-30 00:20:15,042 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 00:20:15,042 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 00:20:15,044 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:15,044 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 00:20:15,044 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 00:20:15,064 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 00:20:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-01-30 00:20:15,169 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 00:20:15,170 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2018-01-30 00:20:15,172 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states
[2018-01-30 00:20:15,172 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2018-01-30 00:20:15,172 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2018-01-30 00:20:15,173 INFO L87 Difference]: Start difference. First operand 53 states and 56 transitions. Second operand 10 states.
[2018-01-30 00:20:15,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 00:20:15,331 INFO L93 Difference]: Finished difference Result 58 states and 60 transitions.
[2018-01-30 00:20:15,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2018-01-30 00:20:15,331 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 27
[2018-01-30 00:20:15,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 00:20:15,333 INFO L225 Difference]: With dead ends: 58
[2018-01-30 00:20:15,333 INFO L226 Difference]: Without dead ends: 57
[2018-01-30 00:20:15,335 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182
[2018-01-30 00:20:15,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states.
[2018-01-30 00:20:15,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 53.
[2018-01-30 00:20:15,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states.
[2018-01-30 00:20:15,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 55 transitions.
[2018-01-30 00:20:15,344 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 55 transitions. Word has length 27
[2018-01-30 00:20:15,345 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 00:20:15,345 INFO L432 AbstractCegarLoop]: Abstraction has 53 states and 55 transitions.
[2018-01-30 00:20:15,345 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states.
[2018-01-30 00:20:15,345 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions.
[2018-01-30 00:20:15,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2018-01-30 00:20:15,346 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 00:20:15,347 INFO L350 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, 1]
[2018-01-30 00:20:15,347 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]===
[2018-01-30 00:20:15,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1770482790, now seen corresponding path program 1 times
[2018-01-30 00:20:15,347 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 00:20:15,347 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 00:20:15,349 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:15,349 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 00:20:15,349 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 00:20:15,369 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 00:20:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-01-30 00:20:15,489 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 00:20:15,490 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2018-01-30 00:20:15,490 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states
[2018-01-30 00:20:15,490 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2018-01-30 00:20:15,490 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110
[2018-01-30 00:20:15,491 INFO L87 Difference]: Start difference. First operand 53 states and 55 transitions. Second operand 11 states.
[2018-01-30 00:20:15,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 00:20:15,668 INFO L93 Difference]: Finished difference Result 53 states and 55 transitions.
[2018-01-30 00:20:15,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states.
[2018-01-30 00:20:15,669 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 28
[2018-01-30 00:20:15,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 00:20:15,671 INFO L225 Difference]: With dead ends: 53
[2018-01-30 00:20:15,671 INFO L226 Difference]: Without dead ends: 52
[2018-01-30 00:20:15,671 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240
[2018-01-30 00:20:15,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states.
[2018-01-30 00:20:15,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52.
[2018-01-30 00:20:15,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states.
[2018-01-30 00:20:15,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 54 transitions.
[2018-01-30 00:20:15,679 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 54 transitions. Word has length 28
[2018-01-30 00:20:15,679 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 00:20:15,679 INFO L432 AbstractCegarLoop]: Abstraction has 52 states and 54 transitions.
[2018-01-30 00:20:15,679 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states.
[2018-01-30 00:20:15,679 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions.
[2018-01-30 00:20:15,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2018-01-30 00:20:15,680 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 00:20:15,680 INFO L350 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, 1]
[2018-01-30 00:20:15,680 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]===
[2018-01-30 00:20:15,680 INFO L82 PathProgramCache]: Analyzing trace with hash 1770482791, now seen corresponding path program 1 times
[2018-01-30 00:20:15,680 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 00:20:15,681 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 00:20:15,682 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:15,682 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 00:20:15,682 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 00:20:15,697 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 00:20:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-01-30 00:20:15,809 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 00:20:15,809 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2018-01-30 00:20:15,809 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states
[2018-01-30 00:20:15,809 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2018-01-30 00:20:15,810 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110
[2018-01-30 00:20:15,810 INFO L87 Difference]: Start difference. First operand 52 states and 54 transitions. Second operand 11 states.
[2018-01-30 00:20:16,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 00:20:16,084 INFO L93 Difference]: Finished difference Result 56 states and 58 transitions.
[2018-01-30 00:20:16,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2018-01-30 00:20:16,085 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 28
[2018-01-30 00:20:16,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 00:20:16,086 INFO L225 Difference]: With dead ends: 56
[2018-01-30 00:20:16,087 INFO L226 Difference]: Without dead ends: 55
[2018-01-30 00:20:16,087 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240
[2018-01-30 00:20:16,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states.
[2018-01-30 00:20:16,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 36.
[2018-01-30 00:20:16,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states.
[2018-01-30 00:20:16,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 37 transitions.
[2018-01-30 00:20:16,099 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 37 transitions. Word has length 28
[2018-01-30 00:20:16,099 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 00:20:16,099 INFO L432 AbstractCegarLoop]: Abstraction has 36 states and 37 transitions.
[2018-01-30 00:20:16,100 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states.
[2018-01-30 00:20:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions.
[2018-01-30 00:20:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2018-01-30 00:20:16,101 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 00:20:16,101 INFO L350 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, 1, 1, 1, 1]
[2018-01-30 00:20:16,101 INFO L371 AbstractCegarLoop]: === Iteration 5 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]===
[2018-01-30 00:20:16,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1556839737, now seen corresponding path program 1 times
[2018-01-30 00:20:16,102 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 00:20:16,102 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 00:20:16,103 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:16,103 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 00:20:16,103 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 00:20:16,116 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 00:20:16,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-01-30 00:20:16,151 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 00:20:16,151 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-01-30 00:20:16,151 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-01-30 00:20:16,152 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-01-30 00:20:16,152 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-01-30 00:20:16,152 INFO L87 Difference]: Start difference. First operand 36 states and 37 transitions. Second operand 3 states.
[2018-01-30 00:20:16,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 00:20:16,198 INFO L93 Difference]: Finished difference Result 52 states and 54 transitions.
[2018-01-30 00:20:16,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2018-01-30 00:20:16,198 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31
[2018-01-30 00:20:16,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 00:20:16,201 INFO L225 Difference]: With dead ends: 52
[2018-01-30 00:20:16,201 INFO L226 Difference]: Without dead ends: 48
[2018-01-30 00:20:16,201 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-01-30 00:20:16,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states.
[2018-01-30 00:20:16,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48.
[2018-01-30 00:20:16,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states.
[2018-01-30 00:20:16,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 50 transitions.
[2018-01-30 00:20:16,214 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 50 transitions. Word has length 31
[2018-01-30 00:20:16,214 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 00:20:16,214 INFO L432 AbstractCegarLoop]: Abstraction has 48 states and 50 transitions.
[2018-01-30 00:20:16,214 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-01-30 00:20:16,214 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions.
[2018-01-30 00:20:16,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2018-01-30 00:20:16,216 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 00:20:16,216 INFO L350 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, 1, 1, 1, 1, 1]
[2018-01-30 00:20:16,216 INFO L371 AbstractCegarLoop]: === Iteration 6 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]===
[2018-01-30 00:20:16,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1316368593, now seen corresponding path program 1 times
[2018-01-30 00:20:16,217 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 00:20:16,217 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 00:20:16,218 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:16,218 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 00:20:16,218 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 00:20:16,228 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 00:20:16,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-01-30 00:20:16,346 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 00:20:16,346 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2018-01-30 00:20:16,346 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states
[2018-01-30 00:20:16,346 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2018-01-30 00:20:16,347 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110
[2018-01-30 00:20:16,347 INFO L87 Difference]: Start difference. First operand 48 states and 50 transitions. Second operand 11 states.
[2018-01-30 00:20:16,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 00:20:16,481 INFO L93 Difference]: Finished difference Result 54 states and 55 transitions.
[2018-01-30 00:20:16,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2018-01-30 00:20:16,481 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32
[2018-01-30 00:20:16,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 00:20:16,482 INFO L225 Difference]: With dead ends: 54
[2018-01-30 00:20:16,482 INFO L226 Difference]: Without dead ends: 48
[2018-01-30 00:20:16,483 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240
[2018-01-30 00:20:16,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states.
[2018-01-30 00:20:16,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 36.
[2018-01-30 00:20:16,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states.
[2018-01-30 00:20:16,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions.
[2018-01-30 00:20:16,489 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 36 transitions. Word has length 32
[2018-01-30 00:20:16,489 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 00:20:16,489 INFO L432 AbstractCegarLoop]: Abstraction has 36 states and 36 transitions.
[2018-01-30 00:20:16,489 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states.
[2018-01-30 00:20:16,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions.
[2018-01-30 00:20:16,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2018-01-30 00:20:16,490 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 00:20:16,491 INFO L350 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, 1, 1, 1, 1, 1]
[2018-01-30 00:20:16,491 INFO L371 AbstractCegarLoop]: === Iteration 7 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]===
[2018-01-30 00:20:16,491 INFO L82 PathProgramCache]: Analyzing trace with hash 671099184, now seen corresponding path program 1 times
[2018-01-30 00:20:16,491 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 00:20:16,491 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 00:20:16,493 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:16,493 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 00:20:16,493 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 00:20:16,503 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 00:20:16,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-01-30 00:20:16,629 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 00:20:16,630 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2018-01-30 00:20:16,630 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states
[2018-01-30 00:20:16,630 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2018-01-30 00:20:16,630 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110
[2018-01-30 00:20:16,631 INFO L87 Difference]: Start difference. First operand 36 states and 36 transitions. Second operand 11 states.
[2018-01-30 00:20:16,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 00:20:16,717 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions.
[2018-01-30 00:20:16,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states.
[2018-01-30 00:20:16,717 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32
[2018-01-30 00:20:16,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 00:20:16,718 INFO L225 Difference]: With dead ends: 50
[2018-01-30 00:20:16,718 INFO L226 Difference]: Without dead ends: 34
[2018-01-30 00:20:16,718 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210
[2018-01-30 00:20:16,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2018-01-30 00:20:16,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34.
[2018-01-30 00:20:16,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states.
[2018-01-30 00:20:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 33 transitions.
[2018-01-30 00:20:16,723 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 33 transitions. Word has length 32
[2018-01-30 00:20:16,723 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 00:20:16,723 INFO L432 AbstractCegarLoop]: Abstraction has 34 states and 33 transitions.
[2018-01-30 00:20:16,723 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states.
[2018-01-30 00:20:16,723 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 33 transitions.
[2018-01-30 00:20:16,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2018-01-30 00:20:16,724 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 00:20:16,724 INFO L350 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, 1, 1, 1, 1, 1, 1]
[2018-01-30 00:20:16,724 INFO L371 AbstractCegarLoop]: === Iteration 8 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]===
[2018-01-30 00:20:16,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1806428312, now seen corresponding path program 1 times
[2018-01-30 00:20:16,724 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 00:20:16,724 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 00:20:16,725 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:16,726 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 00:20:16,726 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 00:20:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 00:20:16,737 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 00:20:16,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-01-30 00:20:16,959 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 00:20:16,959 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2018-01-30 00:20:16,959 INFO L409 AbstractCegarLoop]: Interpolant automaton has 12 states
[2018-01-30 00:20:16,959 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2018-01-30 00:20:16,959 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132
[2018-01-30 00:20:16,960 INFO L87 Difference]: Start difference. First operand 34 states and 33 transitions. Second operand 12 states.
[2018-01-30 00:20:17,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 00:20:17,180 INFO L93 Difference]: Finished difference Result 34 states and 33 transitions.
[2018-01-30 00:20:17,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states.
[2018-01-30 00:20:17,180 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 33
[2018-01-30 00:20:17,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 00:20:17,181 INFO L225 Difference]: With dead ends: 34
[2018-01-30 00:20:17,181 INFO L226 Difference]: Without dead ends: 0
[2018-01-30 00:20:17,181 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342
[2018-01-30 00:20:17,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2018-01-30 00:20:17,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2018-01-30 00:20:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2018-01-30 00:20:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2018-01-30 00:20:17,182 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33
[2018-01-30 00:20:17,182 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 00:20:17,182 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2018-01-30 00:20:17,182 INFO L433 AbstractCegarLoop]: Interpolant automaton has 12 states.
[2018-01-30 00:20:17,182 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2018-01-30 00:20:17,182 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2018-01-30 00:20:17,187 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2018-01-30 00:20:17,270 INFO L395 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: (= |#valid| |old(#valid)|)
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point L1073(line 1073) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point L1073''(line 1073) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point L1073'''(line 1073) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point L1073'(lines 1073 1077) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point L1076(line 1076) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point L1(lines 1 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,271 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,272 INFO L395 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1451) the Hoare annotation is: (= |#valid| |old(#valid)|)
[2018-01-30 00:20:17,272 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,272 INFO L402 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1451) the Hoare annotation is: true
[2018-01-30 00:20:17,272 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,272 INFO L402 ceAbstractionStarter]: At program point L1(lines 1 1451) the Hoare annotation is: true
[2018-01-30 00:20:17,272 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,272 INFO L395 ceAbstractionStarter]: At program point mainENTRY(lines 1449 1451) the Hoare annotation is: (= |#valid| |old(#valid)|)
[2018-01-30 00:20:17,272 INFO L399 ceAbstractionStarter]: For program point mainFINAL(lines 1449 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,272 INFO L399 ceAbstractionStarter]: For program point mainEXIT(lines 1449 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,272 INFO L399 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1449 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,272 INFO L399 ceAbstractionStarter]: For program point L1434(line 1434) no Hoare annotation was computed.
[2018-01-30 00:20:17,272 INFO L399 ceAbstractionStarter]: For program point L1435(line 1435) no Hoare annotation was computed.
[2018-01-30 00:20:17,273 INFO L399 ceAbstractionStarter]: For program point h5EXIT(lines 1433 1436) no Hoare annotation was computed.
[2018-01-30 00:20:17,273 INFO L395 ceAbstractionStarter]: At program point h5ENTRY(lines 1433 1436) the Hoare annotation is: (= |#valid| |old(#valid)|)
[2018-01-30 00:20:17,273 INFO L399 ceAbstractionStarter]: For program point L1434'(line 1434) no Hoare annotation was computed.
[2018-01-30 00:20:17,273 INFO L399 ceAbstractionStarter]: For program point h5FINAL(lines 1433 1436) no Hoare annotation was computed.
[2018-01-30 00:20:17,273 INFO L395 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1444 1447) the Hoare annotation is: (= |#valid| |old(#valid)|)
[2018-01-30 00:20:17,273 INFO L399 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1444 1447) no Hoare annotation was computed.
[2018-01-30 00:20:17,273 INFO L399 ceAbstractionStarter]: For program point L1445(line 1445) no Hoare annotation was computed.
[2018-01-30 00:20:17,273 INFO L395 ceAbstractionStarter]: At program point L1446(line 1446) the Hoare annotation is: (let ((.cse2 (select |#valid| entry_point_~p~10.base)) (.cse0 (= 0 entry_point_~p~10.base))) (let ((.cse1 (let ((.cse3 (let ((.cse4 (= 0 entry_point_~p~10.offset))) (or (and (= 1 .cse2) .cse4) (and .cse0 .cse4))))) (or (and (not .cse0) .cse3) (and (= |#valid| |old(#valid)|) .cse3))))) (or (and .cse0 .cse1) (and (= (store |old(#valid)| entry_point_~p~10.base .cse2) |#valid|) .cse1 (= (select |old(#valid)| entry_point_~p~10.base) 0)))))
[2018-01-30 00:20:17,273 INFO L399 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1444 1447) no Hoare annotation was computed.
[2018-01-30 00:20:17,273 INFO L399 ceAbstractionStarter]: For program point L1445'(line 1445) no Hoare annotation was computed.
[2018-01-30 00:20:17,273 INFO L399 ceAbstractionStarter]: For program point g5Err1RequiresViolation(lines 1 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,274 INFO L399 ceAbstractionStarter]: For program point g5EXIT(lines 1438 1442) no Hoare annotation was computed.
[2018-01-30 00:20:17,274 INFO L399 ceAbstractionStarter]: For program point L1439(lines 1439 1441) no Hoare annotation was computed.
[2018-01-30 00:20:17,274 INFO L399 ceAbstractionStarter]: For program point g5Err0RequiresViolation(lines 1 1451) no Hoare annotation was computed.
[2018-01-30 00:20:17,274 INFO L395 ceAbstractionStarter]: At program point g5ENTRY(lines 1438 1442) the Hoare annotation is: (or (let ((.cse0 (not (= 0 |g5_#in~p.offset|)))) (and (or .cse0 (not (= (select |old(#valid)| |g5_#in~p.base|) 1))) (or .cse0 (not (= 0 |g5_#in~p.base|))))) (= |#valid| |old(#valid)|))
[2018-01-30 00:20:17,274 INFO L399 ceAbstractionStarter]: For program point L1439'(lines 1439 1441) no Hoare annotation was computed.
[2018-01-30 00:20:17,274 INFO L399 ceAbstractionStarter]: For program point L1440(line 1440) no Hoare annotation was computed.
[2018-01-30 00:20:17,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 12:20:17 BoogieIcfgContainer
[2018-01-30 00:20:17,278 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-01-30 00:20:17,279 INFO L168 Benchmark]: Toolchain (without parser) took 3481.36 ms. Allocated memory was 308.3 MB in the beginning and 518.0 MB in the end (delta: 209.7 MB). Free memory was 267.2 MB in the beginning and 446.5 MB in the end (delta: -179.4 MB). Peak memory consumption was 30.3 MB. Max. memory is 5.3 GB.
[2018-01-30 00:20:17,280 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 308.3 MB. Free memory is still 274.1 MB. There was no memory consumed. Max. memory is 5.3 GB.
[2018-01-30 00:20:17,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 203.02 ms. Allocated memory is still 308.3 MB. Free memory was 267.2 MB in the beginning and 254.2 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB.
[2018-01-30 00:20:17,280 INFO L168 Benchmark]: Boogie Preprocessor took 36.85 ms. Allocated memory is still 308.3 MB. Free memory was 254.2 MB in the beginning and 253.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB.
[2018-01-30 00:20:17,281 INFO L168 Benchmark]: RCFGBuilder took 200.89 ms. Allocated memory is still 308.3 MB. Free memory was 253.2 MB in the beginning and 237.8 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 5.3 GB.
[2018-01-30 00:20:17,281 INFO L168 Benchmark]: TraceAbstraction took 3030.78 ms. Allocated memory was 308.3 MB in the beginning and 518.0 MB in the end (delta: 209.7 MB). Free memory was 237.8 MB in the beginning and 446.5 MB in the end (delta: -208.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 5.3 GB.
[2018-01-30 00:20:17,283 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.18 ms. Allocated memory is still 308.3 MB. Free memory is still 274.1 MB. There was no memory consumed. Max. memory is 5.3 GB.
* CACSL2BoogieTranslator took 203.02 ms. Allocated memory is still 308.3 MB. Free memory was 267.2 MB in the beginning and 254.2 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB.
* Boogie Preprocessor took 36.85 ms. Allocated memory is still 308.3 MB. Free memory was 254.2 MB in the beginning and 253.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB.
* RCFGBuilder took 200.89 ms. Allocated memory is still 308.3 MB. Free memory was 253.2 MB in the beginning and 237.8 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 5.3 GB.
* TraceAbstraction took 3030.78 ms. Allocated memory was 308.3 MB in the beginning and 518.0 MB in the end (delta: 209.7 MB). Free memory was 237.8 MB in the beginning and 446.5 MB in the end (delta: -208.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 5.3 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 1449]: all allocated memory was freed
For all program executions holds that all allocated memory was freed at this location
- PositiveResult [Line: 1]: free always succeeds
For all program executions holds that free always succeeds at this location
- PositiveResult [Line: 1]: free always succeeds
For all program executions holds that free always succeeds at this location
- AllSpecificationsHoldResult: All specifications hold
3 specifications checked. All of them hold
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 7 procedures, 41 locations, 3 error locations. SAFE Result, 2.9s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 1.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 266 SDtfs, 96 SDslu, 1818 SDs, 0 SdLazy, 720 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 122 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred 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, 8 MinimizatonAttempts, 38 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 10 PreInvPairs, 11 NumberOfFragments, 149 HoareAnnotationTreeSize, 10 FomulaSimplifications, 7 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 18 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 238 NumberOfCodeBlocks, 238 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 230 ConstructedInterpolants, 0 QuantifiedInterpolants, 24563 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test5_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-30_00-20-17-291.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test5_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-30_00-20-17-291.csv
Received shutdown request...