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/array-memsafety/insertionsort-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-acfac67 [2018-01-28 23:26:05,303 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-28 23:26:05,305 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-28 23:26:05,318 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-28 23:26:05,318 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-28 23:26:05,318 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-28 23:26:05,319 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-28 23:26:05,320 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-28 23:26:05,322 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-28 23:26:05,322 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-28 23:26:05,323 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-28 23:26:05,323 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-28 23:26:05,324 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-28 23:26:05,324 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-28 23:26:05,325 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-28 23:26:05,327 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-28 23:26:05,330 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-28 23:26:05,332 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-28 23:26:05,333 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-28 23:26:05,334 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-28 23:26:05,336 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-28 23:26:05,337 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-28 23:26:05,337 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-28 23:26:05,338 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-28 23:26:05,339 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-28 23:26:05,340 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-28 23:26:05,341 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-28 23:26:05,341 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-28 23:26:05,341 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-28 23:26:05,342 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-28 23:26:05,342 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-28 23:26:05,343 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 [2018-01-28 23:26:05,352 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-28 23:26:05,353 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-28 23:26:05,353 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-28 23:26:05,354 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-28 23:26:05,354 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-28 23:26:05,354 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-28 23:26:05,354 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-28 23:26:05,355 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-28 23:26:05,355 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-28 23:26:05,355 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-28 23:26:05,356 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-28 23:26:05,356 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-28 23:26:05,356 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-28 23:26:05,356 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-28 23:26:05,356 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-28 23:26:05,356 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-28 23:26:05,357 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-28 23:26:05,357 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-28 23:26:05,357 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-28 23:26:05,357 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-28 23:26:05,357 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-28 23:26:05,358 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-28 23:26:05,358 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-28 23:26:05,358 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-28 23:26:05,358 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-28 23:26:05,359 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-28 23:26:05,359 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-28 23:26:05,359 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-28 23:26:05,359 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-28 23:26:05,359 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-28 23:26:05,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-28 23:26:05,360 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-28 23:26:05,361 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-28 23:26:05,361 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-28 23:26:05,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-28 23:26:05,408 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-28 23:26:05,412 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-28 23:26:05,414 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-28 23:26:05,414 INFO L276 PluginConnector]: CDTParser initialized [2018-01-28 23:26:05,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/insertionsort-alloca_true-valid-memsafety_true-termination.i [2018-01-28 23:26:05,596 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-28 23:26:05,602 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-28 23:26:05,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-28 23:26:05,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-28 23:26:05,607 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-28 23:26:05,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:26:05" (1/1) ... [2018-01-28 23:26:05,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a116ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05, skipping insertion in model container [2018-01-28 23:26:05,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:26:05" (1/1) ... [2018-01-28 23:26:05,622 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 23:26:05,659 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 23:26:05,773 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 23:26:05,794 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 23:26:05,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05 WrapperNode [2018-01-28 23:26:05,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-28 23:26:05,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-28 23:26:05,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-28 23:26:05,812 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-28 23:26:05,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05" (1/1) ... [2018-01-28 23:26:05,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05" (1/1) ... [2018-01-28 23:26:05,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05" (1/1) ... [2018-01-28 23:26:05,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05" (1/1) ... [2018-01-28 23:26:05,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05" (1/1) ... [2018-01-28 23:26:05,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05" (1/1) ... [2018-01-28 23:26:05,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05" (1/1) ... [2018-01-28 23:26:05,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-28 23:26:05,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-28 23:26:05,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-28 23:26:05,841 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-28 23:26:05,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05" (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 [2018-01-28 23:26:05,887 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-28 23:26:05,887 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-28 23:26:05,887 INFO L136 BoogieDeclarations]: Found implementation of procedure insertionSort [2018-01-28 23:26:05,888 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-28 23:26:05,888 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-28 23:26:05,888 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-28 23:26:05,888 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-28 23:26:05,888 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-28 23:26:05,888 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-28 23:26:05,888 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-28 23:26:05,888 INFO L128 BoogieDeclarations]: Found specification of procedure insertionSort [2018-01-28 23:26:05,888 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-28 23:26:05,888 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-28 23:26:05,889 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-28 23:26:06,111 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-28 23:26:06,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:26:06 BoogieIcfgContainer [2018-01-28 23:26:06,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-28 23:26:06,112 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-28 23:26:06,112 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-28 23:26:06,113 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-28 23:26:06,117 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:26:06" (1/1) ... [2018-01-28 23:26:06,124 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-28 23:26:06,124 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-01-28 23:26:06,125 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-28 23:26:06,189 INFO L218 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-28 23:26:06,237 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-28 23:26:13,346 INFO L311 AbstractInterpreter]: Visited 74 different actions 455 times. Merged at 45 different actions 249 times. Never widened. Found 34 fixpoints after 9 different actions. Largest state had 31 variables. [2018-01-28 23:26:13,348 INFO L226 apSepIcfgTransformer]: finished equality analysis [2018-01-28 23:26:13,360 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_int] : 5 [2018-01-28 23:26:13,360 INFO L238 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-28 23:26:13,360 INFO L239 apSepIcfgTransformer]: array groups: Set: [#memory_int] [2018-01-28 23:26:13,360 INFO L241 apSepIcfgTransformer]: select infos: Set: ((select |v_#memory_int_5| v_insertionSort_~a.base_12), at (SUMMARY for call write~int(#t~mem6, ~a.base, ~a.offset + ~j~2 * 4, 4); srcloc: L547')) ((select |v_#memory_int_7| v_insertionSort_~a.base_15), at (SUMMARY for call write~int(~index~2, ~a.base, ~a.offset + ~j~2 * 4, 4); srcloc: L546'''''''''''''''')) ((select (select |v_#memory_int_3| v_insertionSort_~a.base_9) (+ (* 4 v_insertionSort_~j~2_7) v_insertionSort_~a.offset_7 (- 4))), at (SUMMARY for call #t~mem6 := read~int(~a.base, ~a.offset + (~j~2 - 1) * 4, 4); srcloc: L547)) ((select (select |v_#memory_int_1| v_insertionSort_~a.base_3) (+ v_insertionSort_~a.offset_3 (* 4 v_insertionSort_~i~2_8))), at (SUMMARY for call #t~mem1 := read~int(~a.base, ~a.offset + ~i~2 * 4, 4); srcloc: L545)) ((select (select |v_#memory_int_2| v_insertionSort_~a.base_6) (+ (* 4 v_insertionSort_~j~2_5) v_insertionSort_~a.offset_5 (- 4))), at (SUMMARY for call #t~mem3 := read~int(~a.base, ~a.offset + (~j~2 - 1) * 4, 4); srcloc: L546''')) [2018-01-28 23:26:13,369 INFO L544 PartitionManager]: partitioning result: [2018-01-28 23:26:13,370 INFO L549 PartitionManager]: location blocks for array group [#memory_int] [2018-01-28 23:26:13,370 INFO L558 PartitionManager]: at dimension 0 [2018-01-28 23:26:13,370 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:26:13,370 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:26:13,370 INFO L558 PartitionManager]: at dimension 1 [2018-01-28 23:26:13,370 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:26:13,371 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:26:13,371 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-28 23:26:13,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.01 11:26:13 BasicIcfg [2018-01-28 23:26:13,387 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-28 23:26:13,388 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-28 23:26:13,388 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-28 23:26:13,392 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-28 23:26:13,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 11:26:05" (1/4) ... [2018-01-28 23:26:13,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d03637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:26:13, skipping insertion in model container [2018-01-28 23:26:13,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:26:05" (2/4) ... [2018-01-28 23:26:13,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d03637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:26:13, skipping insertion in model container [2018-01-28 23:26:13,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:26:06" (3/4) ... [2018-01-28 23:26:13,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d03637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 11:26:13, skipping insertion in model container [2018-01-28 23:26:13,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.01 11:26:13" (4/4) ... [2018-01-28 23:26:13,396 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-28 23:26:13,462 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-28 23:26:13,470 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2018-01-28 23:26:13,500 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-28 23:26:13,500 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-28 23:26:13,500 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-28 23:26:13,500 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-28 23:26:13,500 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-28 23:26:13,500 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-28 23:26:13,501 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-28 23:26:13,501 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-28 23:26:13,501 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-28 23:26:13,510 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2018-01-28 23:26:13,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-01-28 23:26:13,515 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:13,516 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 23:26:13,516 INFO L371 AbstractCegarLoop]: === Iteration 1 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:13,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1544779554, now seen corresponding path program 1 times [2018-01-28 23:26:13,520 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:13,521 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:13,559 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:13,560 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:13,560 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:13,615 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:13,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:13,748 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:26:13,748 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-28 23:26:13,750 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-28 23:26:13,758 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-28 23:26:13,759 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-28 23:26:13,761 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 4 states. [2018-01-28 23:26:14,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:14,039 INFO L93 Difference]: Finished difference Result 111 states and 124 transitions. [2018-01-28 23:26:14,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-28 23:26:14,041 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-01-28 23:26:14,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:14,052 INFO L225 Difference]: With dead ends: 111 [2018-01-28 23:26:14,052 INFO L226 Difference]: Without dead ends: 56 [2018-01-28 23:26:14,056 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-01-28 23:26:14,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-01-28 23:26:14,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-01-28 23:26:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-01-28 23:26:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2018-01-28 23:26:14,089 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 60 transitions. Word has length 13 [2018-01-28 23:26:14,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:14,089 INFO L432 AbstractCegarLoop]: Abstraction has 56 states and 60 transitions. [2018-01-28 23:26:14,089 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-28 23:26:14,089 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2018-01-28 23:26:14,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-01-28 23:26:14,090 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:14,090 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 23:26:14,090 INFO L371 AbstractCegarLoop]: === Iteration 2 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:14,090 INFO L82 PathProgramCache]: Analyzing trace with hash -460324219, now seen corresponding path program 1 times [2018-01-28 23:26:14,090 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:14,091 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:14,091 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:14,092 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:14,092 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:14,110 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:14,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:14,288 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:26:14,288 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-01-28 23:26:14,289 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-28 23:26:14,290 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-28 23:26:14,290 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-01-28 23:26:14,290 INFO L87 Difference]: Start difference. First operand 56 states and 60 transitions. Second operand 9 states. [2018-01-28 23:26:14,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:14,556 INFO L93 Difference]: Finished difference Result 91 states and 97 transitions. [2018-01-28 23:26:14,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-01-28 23:26:14,556 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 18 [2018-01-28 23:26:14,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:14,558 INFO L225 Difference]: With dead ends: 91 [2018-01-28 23:26:14,558 INFO L226 Difference]: Without dead ends: 90 [2018-01-28 23:26:14,559 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2018-01-28 23:26:14,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-01-28 23:26:14,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 59. [2018-01-28 23:26:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-01-28 23:26:14,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 64 transitions. [2018-01-28 23:26:14,566 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 64 transitions. Word has length 18 [2018-01-28 23:26:14,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:14,567 INFO L432 AbstractCegarLoop]: Abstraction has 59 states and 64 transitions. [2018-01-28 23:26:14,567 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-28 23:26:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2018-01-28 23:26:14,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-01-28 23:26:14,568 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:14,568 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 23:26:14,568 INFO L371 AbstractCegarLoop]: === Iteration 3 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:14,568 INFO L82 PathProgramCache]: Analyzing trace with hash -460324221, now seen corresponding path program 1 times [2018-01-28 23:26:14,568 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:14,568 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:14,569 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:14,570 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:14,570 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:14,578 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:14,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:14,608 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:26:14,608 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-28 23:26:14,608 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-28 23:26:14,608 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-28 23:26:14,609 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-01-28 23:26:14,609 INFO L87 Difference]: Start difference. First operand 59 states and 64 transitions. Second operand 6 states. [2018-01-28 23:26:14,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:14,694 INFO L93 Difference]: Finished difference Result 59 states and 64 transitions. [2018-01-28 23:26:14,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-28 23:26:14,695 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-01-28 23:26:14,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:14,696 INFO L225 Difference]: With dead ends: 59 [2018-01-28 23:26:14,696 INFO L226 Difference]: Without dead ends: 54 [2018-01-28 23:26:14,696 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-01-28 23:26:14,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-01-28 23:26:14,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-01-28 23:26:14,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-01-28 23:26:14,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 58 transitions. [2018-01-28 23:26:14,704 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 58 transitions. Word has length 18 [2018-01-28 23:26:14,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:14,704 INFO L432 AbstractCegarLoop]: Abstraction has 54 states and 58 transitions. [2018-01-28 23:26:14,704 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-28 23:26:14,704 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2018-01-28 23:26:14,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-01-28 23:26:14,705 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:14,705 INFO L330 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] [2018-01-28 23:26:14,706 INFO L371 AbstractCegarLoop]: === Iteration 4 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:14,706 INFO L82 PathProgramCache]: Analyzing trace with hash 801009154, now seen corresponding path program 1 times [2018-01-28 23:26:14,706 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:14,706 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:14,707 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:14,707 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:14,707 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:14,722 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:14,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:14,819 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:26:14,819 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-01-28 23:26:14,819 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-28 23:26:14,819 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-28 23:26:14,820 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-01-28 23:26:14,820 INFO L87 Difference]: Start difference. First operand 54 states and 58 transitions. Second operand 9 states. [2018-01-28 23:26:15,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:15,053 INFO L93 Difference]: Finished difference Result 110 states and 118 transitions. [2018-01-28 23:26:15,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-28 23:26:15,053 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 25 [2018-01-28 23:26:15,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:15,054 INFO L225 Difference]: With dead ends: 110 [2018-01-28 23:26:15,054 INFO L226 Difference]: Without dead ends: 108 [2018-01-28 23:26:15,055 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-01-28 23:26:15,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-01-28 23:26:15,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 66. [2018-01-28 23:26:15,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-01-28 23:26:15,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 72 transitions. [2018-01-28 23:26:15,063 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 72 transitions. Word has length 25 [2018-01-28 23:26:15,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:15,064 INFO L432 AbstractCegarLoop]: Abstraction has 66 states and 72 transitions. [2018-01-28 23:26:15,064 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-28 23:26:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2018-01-28 23:26:15,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-01-28 23:26:15,065 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:15,065 INFO L330 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] [2018-01-28 23:26:15,065 INFO L371 AbstractCegarLoop]: === Iteration 5 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:15,065 INFO L82 PathProgramCache]: Analyzing trace with hash 27723163, now seen corresponding path program 1 times [2018-01-28 23:26:15,065 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:15,065 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:15,066 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:15,066 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:15,066 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:15,073 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:15,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:15,128 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:26:15,128 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-28 23:26:15,128 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-28 23:26:15,128 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-28 23:26:15,129 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-28 23:26:15,129 INFO L87 Difference]: Start difference. First operand 66 states and 72 transitions. Second operand 5 states. [2018-01-28 23:26:15,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:15,205 INFO L93 Difference]: Finished difference Result 143 states and 154 transitions. [2018-01-28 23:26:15,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-28 23:26:15,205 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2018-01-28 23:26:15,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:15,207 INFO L225 Difference]: With dead ends: 143 [2018-01-28 23:26:15,207 INFO L226 Difference]: Without dead ends: 108 [2018-01-28 23:26:15,207 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-01-28 23:26:15,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-01-28 23:26:15,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 66. [2018-01-28 23:26:15,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-01-28 23:26:15,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 71 transitions. [2018-01-28 23:26:15,216 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 71 transitions. Word has length 28 [2018-01-28 23:26:15,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:15,217 INFO L432 AbstractCegarLoop]: Abstraction has 66 states and 71 transitions. [2018-01-28 23:26:15,217 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-28 23:26:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2018-01-28 23:26:15,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-01-28 23:26:15,218 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:15,218 INFO L330 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] [2018-01-28 23:26:15,218 INFO L371 AbstractCegarLoop]: === Iteration 6 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:15,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1076856123, now seen corresponding path program 1 times [2018-01-28 23:26:15,218 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:15,219 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:15,220 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:15,220 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:15,220 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:15,233 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:15,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:15,296 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:26:15,296 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-28 23:26:15,296 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-28 23:26:15,297 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-28 23:26:15,297 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-28 23:26:15,297 INFO L87 Difference]: Start difference. First operand 66 states and 71 transitions. Second operand 6 states. [2018-01-28 23:26:15,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:15,364 INFO L93 Difference]: Finished difference Result 108 states and 115 transitions. [2018-01-28 23:26:15,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-01-28 23:26:15,364 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-01-28 23:26:15,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:15,365 INFO L225 Difference]: With dead ends: 108 [2018-01-28 23:26:15,365 INFO L226 Difference]: Without dead ends: 106 [2018-01-28 23:26:15,366 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-01-28 23:26:15,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-01-28 23:26:15,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 70. [2018-01-28 23:26:15,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-01-28 23:26:15,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 75 transitions. [2018-01-28 23:26:15,374 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 75 transitions. Word has length 30 [2018-01-28 23:26:15,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:15,375 INFO L432 AbstractCegarLoop]: Abstraction has 70 states and 75 transitions. [2018-01-28 23:26:15,375 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-28 23:26:15,375 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2018-01-28 23:26:15,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-28 23:26:15,376 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:15,376 INFO L330 BasicCegarLoop]: trace histogram [2, 2, 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] [2018-01-28 23:26:15,376 INFO L371 AbstractCegarLoop]: === Iteration 7 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:15,376 INFO L82 PathProgramCache]: Analyzing trace with hash -213090245, now seen corresponding path program 1 times [2018-01-28 23:26:15,377 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:15,377 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:15,377 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:15,377 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:15,378 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:15,388 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:15,488 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-28 23:26:15,488 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-28 23:26:15,494 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:15,518 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-28 23:26:15,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-01-28 23:26:15,542 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-28 23:26:15,552 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-01-28 23:26:15,552 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-01-28 23:26:15,826 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:15,848 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-01-28 23:26:15,849 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2018-01-28 23:26:15,849 INFO L409 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-01-28 23:26:15,849 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-01-28 23:26:15,849 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2018-01-28 23:26:15,849 INFO L87 Difference]: Start difference. First operand 70 states and 75 transitions. Second operand 18 states. [2018-01-28 23:26:16,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:16,146 INFO L93 Difference]: Finished difference Result 93 states and 100 transitions. [2018-01-28 23:26:16,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-01-28 23:26:16,146 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 36 [2018-01-28 23:26:16,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:16,147 INFO L225 Difference]: With dead ends: 93 [2018-01-28 23:26:16,147 INFO L226 Difference]: Without dead ends: 92 [2018-01-28 23:26:16,147 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=134, Invalid=466, Unknown=0, NotChecked=0, Total=600 [2018-01-28 23:26:16,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-01-28 23:26:16,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 69. [2018-01-28 23:26:16,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-01-28 23:26:16,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 74 transitions. [2018-01-28 23:26:16,154 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 74 transitions. Word has length 36 [2018-01-28 23:26:16,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:16,154 INFO L432 AbstractCegarLoop]: Abstraction has 69 states and 74 transitions. [2018-01-28 23:26:16,154 INFO L433 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-01-28 23:26:16,154 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2018-01-28 23:26:16,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-01-28 23:26:16,155 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:16,155 INFO L330 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2018-01-28 23:26:16,155 INFO L371 AbstractCegarLoop]: === Iteration 8 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:16,155 INFO L82 PathProgramCache]: Analyzing trace with hash 673848632, now seen corresponding path program 1 times [2018-01-28 23:26:16,155 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:16,155 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:16,156 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:16,156 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:16,156 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:16,166 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:16,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:16,209 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-28 23:26:16,209 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-28 23:26:16,220 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:16,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:16,237 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-28 23:26:16,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:16,282 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-01-28 23:26:16,282 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2018-01-28 23:26:16,283 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-01-28 23:26:16,283 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-01-28 23:26:16,283 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-01-28 23:26:16,283 INFO L87 Difference]: Start difference. First operand 69 states and 74 transitions. Second operand 10 states. [2018-01-28 23:26:16,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:16,431 INFO L93 Difference]: Finished difference Result 130 states and 140 transitions. [2018-01-28 23:26:16,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-01-28 23:26:16,431 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 39 [2018-01-28 23:26:16,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:16,433 INFO L225 Difference]: With dead ends: 130 [2018-01-28 23:26:16,433 INFO L226 Difference]: Without dead ends: 100 [2018-01-28 23:26:16,434 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=173, Unknown=0, NotChecked=0, Total=240 [2018-01-28 23:26:16,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-01-28 23:26:16,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 77. [2018-01-28 23:26:16,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-01-28 23:26:16,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 82 transitions. [2018-01-28 23:26:16,444 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 82 transitions. Word has length 39 [2018-01-28 23:26:16,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:16,444 INFO L432 AbstractCegarLoop]: Abstraction has 77 states and 82 transitions. [2018-01-28 23:26:16,444 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-01-28 23:26:16,445 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2018-01-28 23:26:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-01-28 23:26:16,446 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:16,446 INFO L330 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1] [2018-01-28 23:26:16,446 INFO L371 AbstractCegarLoop]: === Iteration 9 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:16,446 INFO L82 PathProgramCache]: Analyzing trace with hash -50232667, now seen corresponding path program 1 times [2018-01-28 23:26:16,447 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:16,447 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:16,447 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:16,448 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:16,448 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:16,459 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:16,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:16,685 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-28 23:26:16,685 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-28 23:26:16,690 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:16,706 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-28 23:26:17,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:17,043 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-01-28 23:26:17,043 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13] total 21 [2018-01-28 23:26:17,043 INFO L409 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-01-28 23:26:17,044 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-01-28 23:26:17,044 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=383, Unknown=0, NotChecked=0, Total=462 [2018-01-28 23:26:17,044 INFO L87 Difference]: Start difference. First operand 77 states and 82 transitions. Second operand 22 states. [2018-01-28 23:26:17,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:17,782 INFO L93 Difference]: Finished difference Result 138 states and 148 transitions. [2018-01-28 23:26:17,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-01-28 23:26:17,782 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 42 [2018-01-28 23:26:17,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:17,784 INFO L225 Difference]: With dead ends: 138 [2018-01-28 23:26:17,784 INFO L226 Difference]: Without dead ends: 107 [2018-01-28 23:26:17,785 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=350, Invalid=1290, Unknown=0, NotChecked=0, Total=1640 [2018-01-28 23:26:17,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-01-28 23:26:17,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 80. [2018-01-28 23:26:17,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-01-28 23:26:17,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 85 transitions. [2018-01-28 23:26:17,795 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 85 transitions. Word has length 42 [2018-01-28 23:26:17,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:17,796 INFO L432 AbstractCegarLoop]: Abstraction has 80 states and 85 transitions. [2018-01-28 23:26:17,796 INFO L433 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-01-28 23:26:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2018-01-28 23:26:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-01-28 23:26:17,797 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:17,798 INFO L330 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-01-28 23:26:17,798 INFO L371 AbstractCegarLoop]: === Iteration 10 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:17,798 INFO L82 PathProgramCache]: Analyzing trace with hash 578893708, now seen corresponding path program 1 times [2018-01-28 23:26:17,798 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:17,798 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:17,799 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:17,799 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:17,799 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:17,812 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:17,985 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:17,985 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-28 23:26:17,985 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-28 23:26:18,000 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:18,015 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-28 23:26:18,126 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:18,146 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-01-28 23:26:18,146 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2018-01-28 23:26:18,146 INFO L409 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-01-28 23:26:18,147 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-01-28 23:26:18,147 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2018-01-28 23:26:18,147 INFO L87 Difference]: Start difference. First operand 80 states and 85 transitions. Second operand 19 states. [2018-01-28 23:26:18,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:18,508 INFO L93 Difference]: Finished difference Result 125 states and 132 transitions. [2018-01-28 23:26:18,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-01-28 23:26:18,508 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 43 [2018-01-28 23:26:18,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:18,510 INFO L225 Difference]: With dead ends: 125 [2018-01-28 23:26:18,510 INFO L226 Difference]: Without dead ends: 121 [2018-01-28 23:26:18,510 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2018-01-28 23:26:18,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-01-28 23:26:18,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 86. [2018-01-28 23:26:18,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-01-28 23:26:18,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 92 transitions. [2018-01-28 23:26:18,520 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 92 transitions. Word has length 43 [2018-01-28 23:26:18,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:18,521 INFO L432 AbstractCegarLoop]: Abstraction has 86 states and 92 transitions. [2018-01-28 23:26:18,521 INFO L433 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-01-28 23:26:18,521 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2018-01-28 23:26:18,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-01-28 23:26:18,523 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:26:18,523 INFO L330 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-01-28 23:26:18,523 INFO L371 AbstractCegarLoop]: === Iteration 11 === [insertionSortErr0RequiresViolation, insertionSortErr9RequiresViolation, insertionSortErr2RequiresViolation, insertionSortErr5RequiresViolation, insertionSortErr3RequiresViolation, insertionSortErr4RequiresViolation, insertionSortErr8RequiresViolation, insertionSortErr6RequiresViolation, insertionSortErr1RequiresViolation, insertionSortErr7RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:26:18,523 INFO L82 PathProgramCache]: Analyzing trace with hash -702517950, now seen corresponding path program 1 times [2018-01-28 23:26:18,523 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:26:18,524 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:26:18,524 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:18,524 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:18,525 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:26:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:18,535 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:26:18,665 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:26:18,665 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-28 23:26:18,665 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-28 23:26:18,670 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:26:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:26:18,700 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-28 23:26:18,904 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-01-28 23:26:18,925 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-01-28 23:26:18,925 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [10] total 16 [2018-01-28 23:26:18,926 INFO L409 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-01-28 23:26:18,926 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-01-28 23:26:18,926 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2018-01-28 23:26:18,926 INFO L87 Difference]: Start difference. First operand 86 states and 92 transitions. Second operand 17 states. [2018-01-28 23:26:19,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:26:19,395 INFO L93 Difference]: Finished difference Result 128 states and 134 transitions. [2018-01-28 23:26:19,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-01-28 23:26:19,396 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 57 [2018-01-28 23:26:19,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:26:19,396 INFO L225 Difference]: With dead ends: 128 [2018-01-28 23:26:19,396 INFO L226 Difference]: Without dead ends: 0 [2018-01-28 23:26:19,397 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 48 SyntacticMatches, 3 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=317, Invalid=1165, Unknown=0, NotChecked=0, Total=1482 [2018-01-28 23:26:19,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-28 23:26:19,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-28 23:26:19,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-28 23:26:19,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-28 23:26:19,397 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2018-01-28 23:26:19,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:26:19,398 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-28 23:26:19,398 INFO L433 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-01-28 23:26:19,398 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-28 23:26:19,398 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-28 23:26:19,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-28 23:26:19,444 WARN L137 erpolLogProxyWrapper]: Already inconsistent. [2018-01-28 23:26:19,451 WARN L137 erpolLogProxyWrapper]: Already inconsistent. [2018-01-28 23:26:19,562 WARN L146 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 103 DAG size of output 95 [2018-01-28 23:26:20,530 WARN L146 SmtUtils]: Spent 886ms on a formula simplification. DAG size of input: 100 DAG size of output 57 [2018-01-28 23:26:20,818 WARN L146 SmtUtils]: Spent 253ms on a formula simplification. DAG size of input: 102 DAG size of output 68 [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point L1(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,822 INFO L395 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 559) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point L546''''''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point insertionSortErr8RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point insertionSortErr3RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point L546'''''''''''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point L546''''''''''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,822 INFO L399 ceAbstractionStarter]: For program point L540(lines 540 550) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point L546''''''''''''''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point L546'''''''''''''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point L543''''(line 543) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L395 ceAbstractionStarter]: At program point L543'''''(lines 543 549) the Hoare annotation is: (let ((.cse1 (= 1 (select |#valid| insertionSort_~a.base))) (.cse2 (exists ((v_main_~array_size~5_BEFORE_CALL_4 Int)) (and (= (* 4 v_main_~array_size~5_BEFORE_CALL_4) (select |#length| insertionSort_~a.base)) (<= |insertionSort_#in~array_size| v_main_~array_size~5_BEFORE_CALL_4))))) (or (let ((.cse0 (select |#length| insertionSort_~a.base))) (and (<= (+ insertionSort_~a.offset (* 4 insertionSort_~j~2) 4) .cse0) (and (and (<= 0 insertionSort_~j~2) (<= 2 insertionSort_~i~2) (and (<= 0 insertionSort_~a.offset) (<= (+ insertionSort_~a.offset (* 4 insertionSort_~array_size)) .cse0) .cse1 (<= insertionSort_~a.offset 0)) .cse2) (<= (+ insertionSort_~a.offset (* 4 insertionSort_~i~2)) .cse0)))) (not (= (select |#valid| |insertionSort_#in~a.base|) 1)) (not (= |insertionSort_#in~a.offset| 0)) (not (exists ((v_main_~array_size~5_BEFORE_CALL_4 Int)) (and (<= |insertionSort_#in~array_size| v_main_~array_size~5_BEFORE_CALL_4) (= (* 4 v_main_~array_size~5_BEFORE_CALL_4) (select |#length| |insertionSort_#in~a.base|))))) (and (exists ((v_main_~array_size~5_BEFORE_CALL_4 Int)) (and (= (* 4 v_main_~array_size~5_BEFORE_CALL_4) (select |#length| insertionSort_~a.base)) (<= insertionSort_~array_size v_main_~array_size~5_BEFORE_CALL_4))) .cse1 .cse2 (= 0 insertionSort_~a.offset) (= 1 insertionSort_~i~2)))) [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point L543''''''(lines 543 549) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point insertionSortErr4RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,823 INFO L399 ceAbstractionStarter]: For program point insertionSortErr0RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L395 ceAbstractionStarter]: At program point L546'''''''''''''''(lines 546 547) the Hoare annotation is: (let ((.cse6 (= 1 (select |#valid| insertionSort_~a.base))) (.cse7 (exists ((v_main_~array_size~5_BEFORE_CALL_4 Int)) (and (= (* 4 v_main_~array_size~5_BEFORE_CALL_4) (select |#length| insertionSort_~a.base)) (<= |insertionSort_#in~array_size| v_main_~array_size~5_BEFORE_CALL_4)))) (.cse8 (* 4 insertionSort_~i~2)) (.cse2 (select |#length| insertionSort_~a.base))) (let ((.cse3 (<= 2 insertionSort_~i~2)) (.cse1 (* 4 insertionSort_~j~2)) (.cse0 (<= 0 insertionSort_~j~2)) (.cse4 (<= (+ insertionSort_~a.offset .cse8 4) .cse2)) (.cse5 (and (<= 4 (+ insertionSort_~a.offset .cse8)) (and (<= 0 insertionSort_~a.offset) (<= (+ insertionSort_~a.offset (* 4 insertionSort_~array_size)) .cse2) .cse6 (<= insertionSort_~a.offset 0)) .cse7))) (or (and .cse0 (<= (+ insertionSort_~a.offset .cse1 8) .cse2) .cse3 .cse4 .cse5) (and .cse3 (<= (+ insertionSort_~a.offset .cse1 4) .cse2) .cse4 .cse5 (<= 2 insertionSort_~j~2)) (and .cse0 (<= insertionSort_~j~2 0) .cse4 .cse5) (not (= (select |#valid| |insertionSort_#in~a.base|) 1)) (not (= |insertionSort_#in~a.offset| 0)) (not (exists ((v_main_~array_size~5_BEFORE_CALL_4 Int)) (and (<= |insertionSort_#in~array_size| v_main_~array_size~5_BEFORE_CALL_4) (= (* 4 v_main_~array_size~5_BEFORE_CALL_4) (select |#length| |insertionSort_#in~a.base|))))) (and (= 1 insertionSort_~j~2) (exists ((v_main_~array_size~5_BEFORE_CALL_4 Int)) (and (= (* 4 v_main_~array_size~5_BEFORE_CALL_4) (select |#length| insertionSort_~a.base)) (<= insertionSort_~array_size v_main_~array_size~5_BEFORE_CALL_4))) .cse6 (= insertionSort_~i~2 1) .cse7 (= 0 insertionSort_~a.offset) (<= (+ insertionSort_~a.offset 8) .cse2))))) [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point insertionSortErr5RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L402 ceAbstractionStarter]: At program point insertionSortENTRY(lines 540 550) the Hoare annotation is: true [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point L546'(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point insertionSortErr9RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point L543'''(line 543) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point L546''''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point L542'(line 542) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point insertionSortErr1RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point L546'''''''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point insertionSortErr6RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point L546''''''''''''''''(lines 546 547) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point L542''(line 542) no Hoare annotation was computed. [2018-01-28 23:26:20,824 INFO L399 ceAbstractionStarter]: For program point insertionSortErr2RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,825 INFO L399 ceAbstractionStarter]: For program point L543'(lines 543 549) no Hoare annotation was computed. [2018-01-28 23:26:20,825 INFO L399 ceAbstractionStarter]: For program point L546''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,825 INFO L399 ceAbstractionStarter]: For program point L545''(line 545) no Hoare annotation was computed. [2018-01-28 23:26:20,825 INFO L399 ceAbstractionStarter]: For program point L545'(line 545) no Hoare annotation was computed. [2018-01-28 23:26:20,825 INFO L399 ceAbstractionStarter]: For program point insertionSortEXIT(lines 540 550) no Hoare annotation was computed. [2018-01-28 23:26:20,825 INFO L399 ceAbstractionStarter]: For program point L546'''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,825 INFO L399 ceAbstractionStarter]: For program point L547'(line 547) no Hoare annotation was computed. [2018-01-28 23:26:20,825 INFO L399 ceAbstractionStarter]: For program point insertionSortErr7RequiresViolation(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,825 INFO L399 ceAbstractionStarter]: For program point L546''''''''(line 546) no Hoare annotation was computed. [2018-01-28 23:26:20,826 INFO L399 ceAbstractionStarter]: For program point L546''''''''''''(lines 546 547) no Hoare annotation was computed. [2018-01-28 23:26:20,826 INFO L399 ceAbstractionStarter]: For program point L547''(line 547) no Hoare annotation was computed. [2018-01-28 23:26:20,826 INFO L402 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 559) the Hoare annotation is: true [2018-01-28 23:26:20,826 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,826 INFO L402 ceAbstractionStarter]: At program point L1(lines 1 559) the Hoare annotation is: true [2018-01-28 23:26:20,826 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 559) no Hoare annotation was computed. [2018-01-28 23:26:20,826 INFO L399 ceAbstractionStarter]: For program point L553(lines 553 555) no Hoare annotation was computed. [2018-01-28 23:26:20,826 INFO L399 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2018-01-28 23:26:20,826 INFO L399 ceAbstractionStarter]: For program point L552'(line 552) no Hoare annotation was computed. [2018-01-28 23:26:20,827 INFO L395 ceAbstractionStarter]: At program point L557(line 557) the Hoare annotation is: (let ((.cse0 (* 4 main_~array_size~5))) (and (= 1 (select |#valid| main_~a~5.base)) (= 1 (select |#valid| |main_#t~malloc9.base|)) (<= 0 |main_#t~malloc9.offset|) (= .cse0 (select |#length| main_~a~5.base)) (<= main_~a~5.offset 0) (<= 0 main_~a~5.offset) (= .cse0 (select |#length| |main_#t~malloc9.base|)) (= |old(#valid)| (store |#valid| |main_#t~malloc9.base| (select (store |#valid| |main_#t~malloc9.base| 0) |main_#t~malloc9.base|))) (<= |main_#t~malloc9.offset| 0))) [2018-01-28 23:26:20,827 INFO L399 ceAbstractionStarter]: For program point mainFINAL(lines 551 559) no Hoare annotation was computed. [2018-01-28 23:26:20,827 INFO L399 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-01-28 23:26:20,827 INFO L399 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-01-28 23:26:20,827 INFO L399 ceAbstractionStarter]: For program point mainEXIT(lines 551 559) no Hoare annotation was computed. [2018-01-28 23:26:20,827 INFO L395 ceAbstractionStarter]: At program point mainENTRY(lines 551 559) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-28 23:26:20,827 INFO L399 ceAbstractionStarter]: For program point L553''(lines 553 555) no Hoare annotation was computed. [2018-01-28 23:26:20,827 INFO L399 ceAbstractionStarter]: For program point L556'(line 556) no Hoare annotation was computed. [2018-01-28 23:26:20,828 INFO L399 ceAbstractionStarter]: For program point L557'(line 557) no Hoare annotation was computed. [2018-01-28 23:26:20,828 INFO L399 ceAbstractionStarter]: For program point L556''(line 556) no Hoare annotation was computed. [2018-01-28 23:26:20,828 INFO L399 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 551 559) no Hoare annotation was computed. [2018-01-28 23:26:20,833 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,835 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,835 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,835 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,835 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,836 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,836 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,836 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,838 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,839 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,839 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,839 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,839 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,840 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,840 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,845 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,846 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,846 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,846 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,847 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,847 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,847 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,847 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,847 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,848 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,848 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,848 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,848 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,849 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,849 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,853 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,853 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,853 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,854 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,854 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,854 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,855 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,855 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,855 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,855 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,856 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,856 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,856 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,856 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,857 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,857 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,857 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,857 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,858 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,858 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,858 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,858 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,859 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,859 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,859 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,859 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,860 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,862 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,863 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,863 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,864 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,864 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,864 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,865 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,865 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,865 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,865 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,865 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,866 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,866 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,866 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,867 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,867 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,867 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,867 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,868 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,868 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,868 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,868 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,869 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,869 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,869 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,869 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,869 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 11:26:20 BasicIcfg [2018-01-28 23:26:20,872 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-28 23:26:20,873 INFO L168 Benchmark]: Toolchain (without parser) took 15276.59 ms. Allocated memory was 302.0 MB in the beginning and 1.0 GB in the end (delta: 725.1 MB). Free memory was 262.0 MB in the beginning and 465.9 MB in the end (delta: -203.9 MB). Peak memory consumption was 521.2 MB. Max. memory is 5.3 GB. [2018-01-28 23:26:20,874 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 268.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 23:26:20,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 208.61 ms. Allocated memory is still 302.0 MB. Free memory was 261.0 MB in the beginning and 250.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. [2018-01-28 23:26:20,874 INFO L168 Benchmark]: Boogie Preprocessor took 29.10 ms. Allocated memory is still 302.0 MB. Free memory was 250.9 MB in the beginning and 248.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-28 23:26:20,875 INFO L168 Benchmark]: RCFGBuilder took 271.16 ms. Allocated memory is still 302.0 MB. Free memory was 248.9 MB in the beginning and 230.2 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 5.3 GB. [2018-01-28 23:26:20,875 INFO L168 Benchmark]: IcfgTransformer took 7275.07 ms. Allocated memory was 302.0 MB in the beginning and 801.1 MB in the end (delta: 499.1 MB). Free memory was 230.2 MB in the beginning and 580.0 MB in the end (delta: -349.7 MB). Peak memory consumption was 149.4 MB. Max. memory is 5.3 GB. [2018-01-28 23:26:20,875 INFO L168 Benchmark]: TraceAbstraction took 7483.76 ms. Allocated memory was 801.1 MB in the beginning and 1.0 GB in the end (delta: 226.0 MB). Free memory was 580.0 MB in the beginning and 465.9 MB in the end (delta: 114.1 MB). Peak memory consumption was 340.0 MB. Max. memory is 5.3 GB. [2018-01-28 23:26:20,877 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 268.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 208.61 ms. Allocated memory is still 302.0 MB. Free memory was 261.0 MB in the beginning and 250.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.10 ms. Allocated memory is still 302.0 MB. Free memory was 250.9 MB in the beginning and 248.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 271.16 ms. Allocated memory is still 302.0 MB. Free memory was 248.9 MB in the beginning and 230.2 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 5.3 GB. * IcfgTransformer took 7275.07 ms. Allocated memory was 302.0 MB in the beginning and 801.1 MB in the end (delta: 499.1 MB). Free memory was 230.2 MB in the beginning and 580.0 MB in the end (delta: -349.7 MB). Peak memory consumption was 149.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 7483.76 ms. Allocated memory was 801.1 MB in the beginning and 1.0 GB in the end (delta: 226.0 MB). Free memory was 580.0 MB in the beginning and 465.9 MB in the end (delta: 114.1 MB). Peak memory consumption was 340.0 MB. 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 : 555 LocStat_NO_SUPPORTING_DISEQUALITIES : 144 LocStat_NO_DISJUNCTIONS : -120 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 83 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 93 TransStat_NO_SUPPORTING_DISEQUALITIES : 8 TransStat_NO_DISJUNCTIONS : 88 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 2.220934 RENAME_VARIABLES(MILLISECONDS) : 0.547752 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.074596 PROJECTAWAY(MILLISECONDS) : 0.132718 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.114997 DISJOIN(MILLISECONDS) : 0.410031 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.565801 ADD_EQUALITY(MILLISECONDS) : 0.037489 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.025582 #CONJOIN_DISJUNCTIVE : 741 #RENAME_VARIABLES : 1596 #UNFREEZE : 0 #CONJOIN : 962 #PROJECTAWAY : 885 #ADD_WEAK_EQUALITY : 8 #DISJOIN : 203 #RENAME_VARIABLES_DISJUNCTIVE : 1524 #ADD_EQUALITY : 95 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 7 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics 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] : 5 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold - InvariantResult [Line: 543]: Loop Invariant [2018-01-28 23:26:20,887 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,887 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,888 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,888 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,888 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,888 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,888 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,889 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,889 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,889 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,889 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,889 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,890 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,890 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,890 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,892 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,892 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,892 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,892 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,892 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,893 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,893 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,893 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,893 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,893 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,894 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,894 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,894 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,894 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,894 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((a + 4 * j + 4 <= unknown-#length-unknown[a] && (((0 <= j && 2 <= i) && ((0 <= a && a + 4 * array_size <= unknown-#length-unknown[a]) && 1 == \valid[a]) && a <= 0) && (\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a] && \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_4)) && a + 4 * i <= unknown-#length-unknown[a]) || !(\valid[a] == 1)) || !(a == 0)) || !(\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_4 && 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a])) || (((((\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a] && array_size <= v_main_~array_size~5_BEFORE_CALL_4) && 1 == \valid[a]) && (\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a] && \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_4)) && 0 == a) && 1 == i) - InvariantResult [Line: 546]: Loop Invariant [2018-01-28 23:26:20,897 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,897 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,897 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,898 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,898 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,898 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,898 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,899 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,899 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,899 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,899 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,899 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,900 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,900 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,900 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,900 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,900 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,901 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,901 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,901 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,901 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,902 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,902 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,902 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,902 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,902 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,902 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,905 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,905 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,905 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,905 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,906 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,906 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,906 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,906 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,907 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,907 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,907 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,907 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~5_BEFORE_CALL_4,QUANTIFIED] [2018-01-28 23:26:20,908 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,908 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,908 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,908 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,908 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,909 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,909 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,909 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,909 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,909 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,909 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,909 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,909 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,910 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-01-28 23:26:20,910 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: (((((((((0 <= j && a + 4 * j + 8 <= unknown-#length-unknown[a]) && 2 <= i) && a + 4 * i + 4 <= unknown-#length-unknown[a]) && (4 <= a + 4 * i && ((0 <= a && a + 4 * array_size <= unknown-#length-unknown[a]) && 1 == \valid[a]) && a <= 0) && (\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a] && \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_4)) || ((((2 <= i && a + 4 * j + 4 <= unknown-#length-unknown[a]) && a + 4 * i + 4 <= unknown-#length-unknown[a]) && (4 <= a + 4 * i && ((0 <= a && a + 4 * array_size <= unknown-#length-unknown[a]) && 1 == \valid[a]) && a <= 0) && (\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a] && \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_4)) && 2 <= j)) || (((0 <= j && j <= 0) && a + 4 * i + 4 <= unknown-#length-unknown[a]) && (4 <= a + 4 * i && ((0 <= a && a + 4 * array_size <= unknown-#length-unknown[a]) && 1 == \valid[a]) && a <= 0) && (\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a] && \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_4))) || !(\valid[a] == 1)) || !(a == 0)) || !(\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_4 && 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a])) || ((((((1 == j && (\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a] && array_size <= v_main_~array_size~5_BEFORE_CALL_4)) && 1 == \valid[a]) && i == 1) && (\exists v_main_~array_size~5_BEFORE_CALL_4 : int :: 4 * v_main_~array_size~5_BEFORE_CALL_4 == unknown-#length-unknown[a] && \old(array_size) <= v_main_~array_size~5_BEFORE_CALL_4)) && 0 == a) && a + 8 <= unknown-#length-unknown[a]) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 66 locations, 11 error locations. SAFE Result, 7.3s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 3.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 542 SDtfs, 2439 SDslu, 2537 SDs, 0 SdLazy, 1693 SolverSat, 170 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 378 GetRequests, 186 SyntacticMatches, 3 SemanticMatches, 189 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 901 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=10, 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, 11 MinimizatonAttempts, 259 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 17 NumberOfFragments, 442 HoareAnnotationTreeSize, 8 FomulaSimplifications, 54306 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 8 FomulaSimplificationsInter, 11936 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 566 NumberOfCodeBlocks, 566 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 550 ConstructedInterpolants, 51 QuantifiedInterpolants, 161299 SizeOfPredicates, 26 NumberOfNonLiveVariables, 507 ConjunctsInSsa, 61 ConjunctsInUnsatCore, 16 InterpolantComputations, 7 PerfectInterpolantSequences, 39/82 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/insertionsort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-28_23-26-20-914.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/insertionsort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-28_23-26-20-914.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/insertionsort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-28_23-26-20-914.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/insertionsort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-28_23-26-20-914.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/insertionsort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-28_23-26-20-914.csv Received shutdown request...