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/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/ArraysOfVariableLength_false-valid-deref-write.c
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This is Ultimate 0.1.23-1cceb4a
[2018-01-30 02:34:02,346 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-01-30 02:34:02,349 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-01-30 02:34:02,365 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-01-30 02:34:02,366 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-01-30 02:34:02,367 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-01-30 02:34:02,368 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-01-30 02:34:02,370 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
[2018-01-30 02:34:02,373 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-01-30 02:34:02,374 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-01-30 02:34:02,375 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-01-30 02:34:02,375 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-01-30 02:34:02,387 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-01-30 02:34:02,388 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-01-30 02:34:02,388 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-01-30 02:34:02,396 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-01-30 02:34:02,399 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-01-30 02:34:02,401 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-01-30 02:34:02,402 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-01-30 02:34:02,411 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-01-30 02:34:02,413 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-01-30 02:34:02,414 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-01-30 02:34:02,414 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-01-30 02:34:02,415 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-01-30 02:34:02,431 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2018-01-30 02:34:02,432 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-01-30 02:34:02,432 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
[2018-01-30 02:34:02,433 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring...
[2018-01-30 02:34:02,433 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-01-30 02:34:02,433 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values
[2018-01-30 02:34:02,434 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-01-30 02:34:02,434 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 02:34:02,457 INFO L110 SettingsManager]: Loading preferences was successful
[2018-01-30 02:34:02,457 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-01-30 02:34:02,458 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-01-30 02:34:02,458 INFO L133 SettingsManager]: * to procedures, called more than once=true
[2018-01-30 02:34:02,458 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-01-30 02:34:02,459 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain
[2018-01-30 02:34:02,459 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true
[2018-01-30 02:34:02,459 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-01-30 02:34:02,460 INFO L133 SettingsManager]: * sizeof long=4
[2018-01-30 02:34:02,460 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2018-01-30 02:34:02,460 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-01-30 02:34:02,460 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-01-30 02:34:02,461 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-01-30 02:34:02,461 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2018-01-30 02:34:02,461 INFO L133 SettingsManager]: * Bitprecise bitfields=true
[2018-01-30 02:34:02,461 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2018-01-30 02:34:02,461 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-01-30 02:34:02,462 INFO L133 SettingsManager]: * sizeof long double=12
[2018-01-30 02:34:02,462 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-01-30 02:34:02,462 INFO L133 SettingsManager]: * Size of a code block=SingleStatement
[2018-01-30 02:34:02,462 INFO L133 SettingsManager]: * To the following directory=./dump/
[2018-01-30 02:34:02,462 INFO L133 SettingsManager]: * Add additional assume for each assert=false
[2018-01-30 02:34:02,463 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-01-30 02:34:02,463 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-01-30 02:34:02,463 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-01-30 02:34:02,463 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK
[2018-01-30 02:34:02,463 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-01-30 02:34:02,464 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-01-30 02:34:02,464 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL
[2018-01-30 02:34:02,465 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-01-30 02:34:02,466 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-01-30 02:34:02,466 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-01-30 02:34:02,467 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2018-01-30 02:34:02,467 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR
[2018-01-30 02:34:02,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-01-30 02:34:02,531 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized
[2018-01-30 02:34:02,536 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected.
[2018-01-30 02:34:02,538 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-01-30 02:34:02,540 INFO L276 PluginConnector]: CDTParser initialized
[2018-01-30 02:34:02,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/ArraysOfVariableLength_false-valid-deref-write.c
[2018-01-30 02:34:02,667 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-01-30 02:34:02,672 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2018-01-30 02:34:02,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-01-30 02:34:02,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-01-30 02:34:02,679 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-01-30 02:34:02,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:34:02" (1/1) ...
[2018-01-30 02:34:02,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a19930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02, skipping insertion in model container
[2018-01-30 02:34:02,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:34:02" (1/1) ...
[2018-01-30 02:34:02,698 INFO L153 Dispatcher]: Using SV-COMP mode
[2018-01-30 02:34:02,713 INFO L153 Dispatcher]: Using SV-COMP mode
[2018-01-30 02:34:02,832 INFO L450 PostProcessor]: Settings: Checked method=main
[2018-01-30 02:34:02,849 INFO L450 PostProcessor]: Settings: Checked method=main
[2018-01-30 02:34:02,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02 WrapperNode
[2018-01-30 02:34:02,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-01-30 02:34:02,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-01-30 02:34:02,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-01-30 02:34:02,857 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-01-30 02:34:02,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02" (1/1) ...
[2018-01-30 02:34:02,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02" (1/1) ...
[2018-01-30 02:34:02,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02" (1/1) ...
[2018-01-30 02:34:02,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02" (1/1) ...
[2018-01-30 02:34:02,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02" (1/1) ...
[2018-01-30 02:34:02,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02" (1/1) ...
[2018-01-30 02:34:02,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02" (1/1) ...
[2018-01-30 02:34:02,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-01-30 02:34:02,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-01-30 02:34:02,892 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-01-30 02:34:02,892 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-01-30 02:34:02,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02" (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 02:34:02,944 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-01-30 02:34:02,944 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-01-30 02:34:02,944 INFO L136 BoogieDeclarations]: Found implementation of procedure foo
[2018-01-30 02:34:02,944 INFO L136 BoogieDeclarations]: Found implementation of procedure main
[2018-01-30 02:34:02,945 INFO L128 BoogieDeclarations]: Found specification of procedure write~int
[2018-01-30 02:34:02,945 INFO L128 BoogieDeclarations]: Found specification of procedure read~int
[2018-01-30 02:34:02,945 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free
[2018-01-30 02:34:02,945 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-01-30 02:34:02,945 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-01-30 02:34:02,946 INFO L128 BoogieDeclarations]: Found specification of procedure foo
[2018-01-30 02:34:02,946 INFO L128 BoogieDeclarations]: Found specification of procedure main
[2018-01-30 02:34:02,946 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-01-30 02:34:02,946 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-01-30 02:34:03,155 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-01-30 02:34:03,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:34:03 BoogieIcfgContainer
[2018-01-30 02:34:03,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-01-30 02:34:03,156 INFO L113 PluginConnector]: ------------------------IcfgTransformer----------------------------
[2018-01-30 02:34:03,156 INFO L271 PluginConnector]: Initializing IcfgTransformer...
[2018-01-30 02:34:03,157 INFO L276 PluginConnector]: IcfgTransformer initialized
[2018-01-30 02:34:03,160 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:34:03" (1/1) ...
[2018-01-30 02:34:03,168 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning
[2018-01-30 02:34:03,168 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int]
[2018-01-30 02:34:03,169 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing
[2018-01-30 02:34:03,209 INFO L162 apSepIcfgTransformer]: finished StoreIndexFreezer, created 7 freeze vars and freeze var literals (each corresponds to one heap write)
[2018-01-30 02:34:03,234 INFO L221 apSepIcfgTransformer]: finished preprocessing for the equality analysis
[2018-01-30 02:34:03,295 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2)
[2018-01-30 02:34:17,198 INFO L311 AbstractInterpreter]: Visited 73 different actions 495 times. Merged at 47 different actions 279 times. Widened at 1 different actions 1 times. Found 24 fixpoints after 5 different actions. Largest state had 44 variables.
[2018-01-30 02:34:17,202 INFO L229 apSepIcfgTransformer]: finished equality analysis
[2018-01-30 02:34:17,215 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_int] : 3
[2018-01-30 02:34:17,217 INFO L241 apSepIcfgTransformer]: Finished pre analysis before partitioning
[2018-01-30 02:34:17,217 INFO L242 apSepIcfgTransformer]: array groups: Set:
[#memory_int]
[2018-01-30 02:34:17,218 INFO L244 apSepIcfgTransformer]: select infos: Set:
((select (select |v_#memory_int_1| v_foo_~b.base_2) (+ (* 4 v_foo_~i~1_7) v_foo_~b.offset_2)), at (SUMMARY for call #t~mem1 := read~int(~b.base, ~b.offset + ~i~1 * 4, 4); srcloc: L15'))
((select (select |v_#memory_int_4| |v_main_~#b~3.base_1|) (+ (* 4 v_main_~i~3_3) |v_main_~#b~3.offset_1|)), at (SUMMARY for call #t~mem6 := read~int(~#b~3.base, ~#b~3.offset + ~i~3 * 4, 4); srcloc: L26))
((select |v_#memory_int_6| |v_main_~#b~3.base_10|), at (SUMMARY for call write~int(#t~ret3, ~#b~3.base, ~#b~3.offset + ~i~3 * 4, 4); srcloc: L23''))
[2018-01-30 02:34:17,227 INFO L547 PartitionManager]: partitioning result:
[2018-01-30 02:34:17,227 INFO L552 PartitionManager]: location blocks for array group [#memory_int]
[2018-01-30 02:34:17,228 INFO L561 PartitionManager]: at dimension 0
[2018-01-30 02:34:17,228 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1
[2018-01-30 02:34:17,228 INFO L563 PartitionManager]: # location blocks :1
[2018-01-30 02:34:17,228 INFO L561 PartitionManager]: at dimension 1
[2018-01-30 02:34:17,228 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1
[2018-01-30 02:34:17,229 INFO L563 PartitionManager]: # location blocks :1
[2018-01-30 02:34:17,230 INFO L86 ransitionTransformer]: executing heap partitioning transformation
[2018-01-30 02:34:17,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 30.01 02:34:17 BasicIcfg
[2018-01-30 02:34:17,255 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer----------------------------
[2018-01-30 02:34:17,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-01-30 02:34:17,256 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2018-01-30 02:34:17,260 INFO L276 PluginConnector]: TraceAbstraction initialized
[2018-01-30 02:34:17,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.01 02:34:02" (1/4) ...
[2018-01-30 02:34:17,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4501f984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:34:17, skipping insertion in model container
[2018-01-30 02:34:17,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:34:02" (2/4) ...
[2018-01-30 02:34:17,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4501f984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:34:17, skipping insertion in model container
[2018-01-30 02:34:17,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:34:03" (3/4) ...
[2018-01-30 02:34:17,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4501f984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 02:34:17, skipping insertion in model container
[2018-01-30 02:34:17,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 30.01 02:34:17" (4/4) ...
[2018-01-30 02:34:17,265 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg
[2018-01-30 02:34:17,275 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-01-30 02:34:17,285 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations.
[2018-01-30 02:34:17,415 INFO L322 AbstractCegarLoop]: Interprodecural is true
[2018-01-30 02:34:17,415 INFO L323 AbstractCegarLoop]: Hoare is true
[2018-01-30 02:34:17,415 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-01-30 02:34:17,415 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK
[2018-01-30 02:34:17,415 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-01-30 02:34:17,416 INFO L327 AbstractCegarLoop]: Difference is false
[2018-01-30 02:34:17,416 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-01-30 02:34:17,416 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-01-30 02:34:17,417 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure
[2018-01-30 02:34:17,433 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states.
[2018-01-30 02:34:17,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2018-01-30 02:34:17,441 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 02:34:17,443 INFO L350 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-01-30 02:34:17,443 INFO L371 AbstractCegarLoop]: === Iteration 1 === [fooErr1RequiresViolation, fooErr0AssertViolation, fooErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr0RequiresViolation, mainErr4EnsuresViolation]===
[2018-01-30 02:34:17,448 INFO L82 PathProgramCache]: Analyzing trace with hash 504851325, now seen corresponding path program 1 times
[2018-01-30 02:34:17,450 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 02:34:17,451 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 02:34:17,516 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 02:34:17,517 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 02:34:17,517 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 02:34:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 02:34:17,575 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 02:34:17,643 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 02:34:17,646 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 02:34:17,646 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2018-01-30 02:34:17,648 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-01-30 02:34:17,660 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-01-30 02:34:17,661 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-01-30 02:34:17,664 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 3 states.
[2018-01-30 02:34:17,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 02:34:17,749 INFO L93 Difference]: Finished difference Result 117 states and 136 transitions.
[2018-01-30 02:34:17,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2018-01-30 02:34:17,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10
[2018-01-30 02:34:17,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 02:34:17,762 INFO L225 Difference]: With dead ends: 117
[2018-01-30 02:34:17,762 INFO L226 Difference]: Without dead ends: 59
[2018-01-30 02:34:17,766 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-01-30 02:34:17,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states.
[2018-01-30 02:34:17,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59.
[2018-01-30 02:34:17,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states.
[2018-01-30 02:34:17,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 64 transitions.
[2018-01-30 02:34:17,810 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 64 transitions. Word has length 10
[2018-01-30 02:34:17,810 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 02:34:17,811 INFO L432 AbstractCegarLoop]: Abstraction has 59 states and 64 transitions.
[2018-01-30 02:34:17,811 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-01-30 02:34:17,811 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions.
[2018-01-30 02:34:17,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2018-01-30 02:34:17,812 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 02:34:17,812 INFO L350 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-01-30 02:34:17,813 INFO L371 AbstractCegarLoop]: === Iteration 2 === [fooErr1RequiresViolation, fooErr0AssertViolation, fooErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr0RequiresViolation, mainErr4EnsuresViolation]===
[2018-01-30 02:34:17,813 INFO L82 PathProgramCache]: Analyzing trace with hash 504851327, now seen corresponding path program 1 times
[2018-01-30 02:34:17,813 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 02:34:17,813 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 02:34:17,814 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 02:34:17,815 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 02:34:17,815 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 02:34:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-01-30 02:34:17,838 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-01-30 02:34:17,988 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 02:34:17,988 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-01-30 02:34:17,989 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-01-30 02:34:17,990 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states
[2018-01-30 02:34:17,990 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2018-01-30 02:34:17,991 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2018-01-30 02:34:17,991 INFO L87 Difference]: Start difference. First operand 59 states and 64 transitions. Second operand 4 states.
[2018-01-30 02:34:18,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-01-30 02:34:18,246 INFO L93 Difference]: Finished difference Result 98 states and 110 transitions.
[2018-01-30 02:34:18,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2018-01-30 02:34:18,247 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10
[2018-01-30 02:34:18,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-01-30 02:34:18,252 INFO L225 Difference]: With dead ends: 98
[2018-01-30 02:34:18,252 INFO L226 Difference]: Without dead ends: 78
[2018-01-30 02:34:18,253 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2018-01-30 02:34:18,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states.
[2018-01-30 02:34:18,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 67.
[2018-01-30 02:34:18,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states.
[2018-01-30 02:34:18,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 74 transitions.
[2018-01-30 02:34:18,284 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 74 transitions. Word has length 10
[2018-01-30 02:34:18,284 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-01-30 02:34:18,284 INFO L432 AbstractCegarLoop]: Abstraction has 67 states and 74 transitions.
[2018-01-30 02:34:18,284 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2018-01-30 02:34:18,284 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions.
[2018-01-30 02:34:18,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2018-01-30 02:34:18,285 INFO L342 BasicCegarLoop]: Found error trace
[2018-01-30 02:34:18,285 INFO L350 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-01-30 02:34:18,286 INFO L371 AbstractCegarLoop]: === Iteration 3 === [fooErr1RequiresViolation, fooErr0AssertViolation, fooErr2RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr0RequiresViolation, mainErr4EnsuresViolation]===
[2018-01-30 02:34:18,286 INFO L82 PathProgramCache]: Analyzing trace with hash -655754498, now seen corresponding path program 1 times
[2018-01-30 02:34:18,286 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-01-30 02:34:18,286 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-01-30 02:34:18,288 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 02:34:18,288 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-01-30 02:34:18,288 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-01-30 02:34:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-01-30 02:34:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-01-30 02:34:18,385 INFO L409 BasicCegarLoop]: Counterexample might be feasible
[2018-01-30 02:34:18,399 INFO L84 mationBacktranslator]: Skipped ATE [293] [293] ULTIMATE.startENTRY-->L1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_5|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base]
[2018-01-30 02:34:18,399 INFO L84 mationBacktranslator]: Skipped ATE [299] [299] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[]
[2018-01-30 02:34:18,399 INFO L84 mationBacktranslator]: Skipped ATE [305] [305] mainENTRY-->L21: Formula: true InVars {} OutVars{main_~i~3=v_main_~i~3_9} AuxVars[] AssignedVars[main_~i~3]
[2018-01-30 02:34:18,400 INFO L84 mationBacktranslator]: Skipped ATE [309] [309] L21-->L21': Formula: (and (= 0 (select |v_#valid_18| |v_main_~#b~3.base_8|)) (= 0 |v_main_~#b~3.offset_7|) (not (= 0 |v_main_~#b~3.base_8|)) (= (store |v_#length_8| |v_main_~#b~3.base_8| 400) |v_#length_7|) (= |v_#valid_17| (store |v_#valid_18| |v_main_~#b~3.base_8| 1))) InVars {#length=|v_#length_8|, #valid=|v_#valid_18|} OutVars{#length=|v_#length_7|, main_~#b~3.offset=|v_main_~#b~3.offset_7|, main_~#b~3.base=|v_main_~#b~3.base_8|, #valid=|v_#valid_17|} AuxVars[] AssignedVars[main_~#b~3.offset, main_~#b~3.base, #valid, #length]
[2018-01-30 02:34:18,400 INFO L84 mationBacktranslator]: Skipped ATE [313] [313] L21'-->L22''''': Formula: (= v_main_~i~3_10 0) InVars {} OutVars{main_~i~3=v_main_~i~3_10} AuxVars[] AssignedVars[main_~i~3]
[2018-01-30 02:34:18,400 INFO L84 mationBacktranslator]: Skipped ATE [315] [315] L22'''''-->L22: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[]
[2018-01-30 02:34:18,400 INFO L84 mationBacktranslator]: Skipped ATE [321] [321] L22-->L23: Formula: (< v_main_~i~3_12 100) InVars {main_~i~3=v_main_~i~3_12} OutVars{main_~i~3=v_main_~i~3_12} AuxVars[] AssignedVars[]
[2018-01-30 02:34:18,400 INFO L84 mationBacktranslator]: Skipped ATE [327] [327] L23-->fooENTRY: Formula: (and (= |v_foo_#in~b.offsetInParam_1| |v_main_~#b~3.offset_11|) (= |v_foo_#in~nInParam_1| v_main_~i~3_19) (= |v_foo_#in~sizeInParam_1| (+ v_main_~i~3_19 1)) (= |v_foo_#in~b.baseInParam_1| |v_main_~#b~3.base_13|)) InVars {main_~i~3=v_main_~i~3_19, main_~#b~3.offset=|v_main_~#b~3.offset_11|, main_~#b~3.base=|v_main_~#b~3.base_13|} OutVars{foo_#in~size=|v_foo_#in~sizeInParam_1|, foo_#in~n=|v_foo_#in~nInParam_1|, foo_#in~b.base=|v_foo_#in~b.baseInParam_1|, foo_#in~b.offset=|v_foo_#in~b.offsetInParam_1|} AuxVars[] AssignedVars[foo_#in~b.base, foo_#in~b.offset, foo_#in~size, foo_#in~n]
[2018-01-30 02:34:18,400 INFO L84 mationBacktranslator]: Skipped ATE [335] [335] fooENTRY-->L12: Formula: (= v_foo_~n_1 |v_foo_#in~n_1|) InVars {foo_#in~n=|v_foo_#in~n_1|} OutVars{foo_~n=v_foo_~n_1, foo_#in~n=|v_foo_#in~n_1|} AuxVars[] AssignedVars[foo_~n]
[2018-01-30 02:34:18,401 INFO L84 mationBacktranslator]: Skipped ATE [349] [349] L12-->L12': Formula: (and (= v_foo_~b.offset_1 |v_foo_#in~b.offset_1|) (= v_foo_~b.base_1 |v_foo_#in~b.base_1|)) InVars {foo_#in~b.offset=|v_foo_#in~b.offset_1|, foo_#in~b.base=|v_foo_#in~b.base_1|} OutVars{foo_~b.base=v_foo_~b.base_1, foo_~b.offset=v_foo_~b.offset_1, foo_#in~b.base=|v_foo_#in~b.base_1|, foo_#in~b.offset=|v_foo_#in~b.offset_1|} AuxVars[] AssignedVars[foo_~b.base, foo_~b.offset]
[2018-01-30 02:34:18,401 INFO L84 mationBacktranslator]: Skipped ATE [361] [361] L12'-->L13: Formula: (= v_foo_~size_1 |v_foo_#in~size_1|) InVars {foo_#in~size=|v_foo_#in~size_1|} OutVars{foo_#in~size=|v_foo_#in~size_1|, foo_~size=v_foo_~size_1} AuxVars[] AssignedVars[foo_~size]
[2018-01-30 02:34:18,401 INFO L84 mationBacktranslator]: Skipped ATE [371] [371] L13-->L13': Formula: true InVars {} OutVars{foo_~a~1=v_foo_~a~1_1} AuxVars[] AssignedVars[foo_~a~1]
[2018-01-30 02:34:18,401 INFO L84 mationBacktranslator]: Skipped ATE [383] [383] L13'-->L14: Formula: true InVars {} OutVars{foo_~i~1=v_foo_~i~1_2} AuxVars[] AssignedVars[foo_~i~1]
[2018-01-30 02:34:18,401 INFO L84 mationBacktranslator]: Skipped ATE [391] [391] L14-->L14'''''': Formula: (= v_foo_~i~1_3 0) InVars {} OutVars{foo_~i~1=v_foo_~i~1_3} AuxVars[] AssignedVars[foo_~i~1]
[2018-01-30 02:34:18,401 INFO L84 mationBacktranslator]: Skipped ATE [397] [397] L14''''''-->L14': Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[]
[2018-01-30 02:34:18,401 INFO L84 mationBacktranslator]: Skipped ATE [407] [407] L14'-->L15: Formula: (< v_foo_~i~1_5 v_foo_~size_3) InVars {foo_~i~1=v_foo_~i~1_5, foo_~size=v_foo_~size_3} OutVars{foo_~i~1=v_foo_~i~1_5, foo_~size=v_foo_~size_3} AuxVars[] AssignedVars[]
[2018-01-30 02:34:18,402 INFO L84 mationBacktranslator]: Skipped ATE [411] [411] L15-->fooErr0AssertViolation: Formula: (or (not (<= 0 v_foo_~i~1_6)) (not (< v_foo_~i~1_6 v_foo_~n_2))) InVars {foo_~i~1=v_foo_~i~1_6, foo_~n=v_foo_~n_2} OutVars{foo_~i~1=v_foo_~i~1_6, foo_~n=v_foo_~n_2} AuxVars[] AssignedVars[]
[2018-01-30 02:34:18,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 02:34:18 BasicIcfg
[2018-01-30 02:34:18,408 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-01-30 02:34:18,409 INFO L168 Benchmark]: Toolchain (without parser) took 15741.15 ms. Allocated memory was 303.6 MB in the beginning and 1.6 GB in the end (delta: 1.2 GB). Free memory was 264.4 MB in the beginning and 1.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 34.6 MB. Max. memory is 5.3 GB.
[2018-01-30 02:34:18,410 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 303.6 MB. Free memory is still 269.4 MB. There was no memory consumed. Max. memory is 5.3 GB.
[2018-01-30 02:34:18,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 183.83 ms. Allocated memory is still 303.6 MB. Free memory was 263.4 MB in the beginning and 255.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 5.3 GB.
[2018-01-30 02:34:18,410 INFO L168 Benchmark]: Boogie Preprocessor took 34.12 ms. Allocated memory is still 303.6 MB. Free memory was 255.2 MB in the beginning and 254.2 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB.
[2018-01-30 02:34:18,411 INFO L168 Benchmark]: RCFGBuilder took 264.16 ms. Allocated memory is still 303.6 MB. Free memory was 254.2 MB in the beginning and 236.0 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 5.3 GB.
[2018-01-30 02:34:18,411 INFO L168 Benchmark]: IcfgTransformer took 14099.24 ms. Allocated memory was 303.6 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 236.0 MB in the beginning and 601.6 MB in the end (delta: -365.6 MB). Peak memory consumption was 664.6 MB. Max. memory is 5.3 GB.
[2018-01-30 02:34:18,411 INFO L168 Benchmark]: TraceAbstraction took 1152.00 ms. Allocated memory was 1.3 GB in the beginning and 1.6 GB in the end (delta: 217.1 MB). Free memory was 601.6 MB in the beginning and 1.5 GB in the end (delta: -875.5 MB). There was no memory consumed. Max. memory is 5.3 GB.
[2018-01-30 02:34:18,413 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.29 ms. Allocated memory is still 303.6 MB. Free memory is still 269.4 MB. There was no memory consumed. Max. memory is 5.3 GB.
* CACSL2BoogieTranslator took 183.83 ms. Allocated memory is still 303.6 MB. Free memory was 263.4 MB in the beginning and 255.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 5.3 GB.
* Boogie Preprocessor took 34.12 ms. Allocated memory is still 303.6 MB. Free memory was 255.2 MB in the beginning and 254.2 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB.
* RCFGBuilder took 264.16 ms. Allocated memory is still 303.6 MB. Free memory was 254.2 MB in the beginning and 236.0 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 5.3 GB.
* IcfgTransformer took 14099.24 ms. Allocated memory was 303.6 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 236.0 MB in the beginning and 601.6 MB in the end (delta: -365.6 MB). Peak memory consumption was 664.6 MB. Max. memory is 5.3 GB.
* TraceAbstraction took 1152.00 ms. Allocated memory was 1.3 GB in the beginning and 1.6 GB in the end (delta: 217.1 MB). Free memory was 601.6 MB in the beginning and 1.5 GB in the end (delta: -875.5 MB). There was no memory consumed. Max. memory is 5.3 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- StatisticsResult: ArrayEqualityDomainStatistics
#Locations : 60
LocStat_MAX_WEQGRAPH_SIZE : 2
LocStat_MAX_SIZEOF_WEQEDGELABEL : 1
LocStat_NO_SUPPORTING_EQUALITIES : 774
LocStat_NO_SUPPORTING_DISEQUALITIES : 860
LocStat_NO_DISJUNCTIONS : -120
LocStat_MAX_NO_DISJUNCTIONS : -1
#Transitions : 82
TransStat_MAX_WEQGRAPH_SIZE : 2
TransStat_MAX_SIZEOF_WEQEDGELABEL : 1
TransStat_NO_SUPPORTING_EQUALITIES : 117
TransStat_NO_SUPPORTING_DISEQUALITIES : 9
TransStat_NO_DISJUNCTIONS : 83
TransStat_MAX_NO_DISJUNCTIONS : 2
- StatisticsResult: EqConstraintFactoryStatistics
CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.382155
RENAME_VARIABLES(MILLISECONDS) : 0.298802
UNFREEZE(MILLISECONDS) : 0.000000
CONJOIN(MILLISECONDS) : 1.337096
PROJECTAWAY(MILLISECONDS) : 1.691815
ADD_WEAK_EQUALITY(MILLISECONDS) : 0.143832
DISJOIN(MILLISECONDS) : 0.565750
RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.335125
ADD_EQUALITY(MILLISECONDS) : 0.055439
DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000
ADD_DISEQUALITY(MILLISECONDS) : 0.023790
#CONJOIN_DISJUNCTIVE : 902
#RENAME_VARIABLES : 2050
#UNFREEZE : 0
#CONJOIN : 1321
#PROJECTAWAY : 1202
#ADD_WEAK_EQUALITY : 8
#DISJOIN : 300
#RENAME_VARIABLES_DISJUNCTIVE : 2022
#ADD_EQUALITY : 118
#DISJOIN_DISJUNCTIVE : 0
#ADD_DISEQUALITY : 6
* Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation:
- StatisticsResult: HeapSeparatorStatistics
#COUNT_NEW_ARRAY_VARS_[#memory_int] : 1
COUNT_ARRAY_WRITES_for_[#memory_int]_at_dim_0 : 1
COUNT_BLOCKS_for_[#memory_int]_at_dim_0 : 1
COUNT_ARRAY_WRITES_for_[#memory_int]_at_dim_1 : 1
COUNT_BLOCKS_for_[#memory_int]_at_dim_1 : 1
COUNT_ARRAY_READS for [#memory_int] : 3
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- CounterExampleResult [Line: 15]: array index can be out of bounds
array index can be out of bounds
We found a FailurePath:
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 4 procedures, 64 locations, 8 error locations. UNSAFE Result, 1.0s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 115 SDtfs, 69 SDslu, 93 SDs, 0 SdLazy, 59 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=2, 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, 2 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 945 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-30_02-34-18-425.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-30_02-34-18-425.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-30_02-34-18-425.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-30_02-34-18-425.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-30_02-34-18-425.csv
Received shutdown request...