java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBplTransformed.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b8f97f7-m [2018-10-10 16:43:26,196 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 16:43:26,198 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 16:43:26,210 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 16:43:26,211 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 16:43:26,212 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 16:43:26,213 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 16:43:26,215 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 16:43:26,217 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 16:43:26,218 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 16:43:26,219 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 16:43:26,219 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 16:43:26,220 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 16:43:26,221 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 16:43:26,222 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 16:43:26,223 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 16:43:26,224 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 16:43:26,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 16:43:26,228 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 16:43:26,230 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 16:43:26,231 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 16:43:26,233 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 16:43:26,235 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 16:43:26,236 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 16:43:26,236 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 16:43:26,237 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 16:43:26,238 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 16:43:26,239 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 16:43:26,240 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 16:43:26,241 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 16:43:26,242 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 16:43:26,242 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 16:43:26,243 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 16:43:26,243 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 16:43:26,244 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 16:43:26,245 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 16:43:26,245 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-10 16:43:26,257 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 16:43:26,258 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 16:43:26,259 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 16:43:26,259 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 16:43:26,263 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 16:43:26,263 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 16:43:26,264 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 16:43:26,264 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 16:43:26,265 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 16:43:26,265 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 16:43:26,265 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 16:43:26,265 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 16:43:26,266 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 16:43:26,267 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 16:43:26,267 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 16:43:26,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 16:43:26,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 16:43:26,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 16:43:26,372 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 16:43:26,372 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 16:43:26,373 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl [2018-10-10 16:43:26,374 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl' [2018-10-10 16:43:26,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 16:43:26,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-10 16:43:26,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 16:43:26,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 16:43:26,470 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 16:43:26,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:43:26" (1/1) ... [2018-10-10 16:43:26,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:43:26" (1/1) ... [2018-10-10 16:43:26,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:43:26" (1/1) ... [2018-10-10 16:43:26,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:43:26" (1/1) ... [2018-10-10 16:43:26,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:43:26" (1/1) ... [2018-10-10 16:43:26,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:43:26" (1/1) ... [2018-10-10 16:43:26,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:43:26" (1/1) ... [2018-10-10 16:43:26,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 16:43:26,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 16:43:26,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 16:43:26,530 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 16:43:26,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:43:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-10 16:43:26,611 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 16:43:26,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 16:43:26,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 16:43:27,271 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 16:43:27,272 INFO L202 PluginConnector]: Adding new model selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:43:27 BoogieIcfgContainer [2018-10-10 16:43:27,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 16:43:27,273 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-10 16:43:27,273 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-10 16:43:27,274 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-10 16:43:27,278 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:43:27" (1/1) ... [2018-10-10 16:43:27,288 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-10 16:43:27,288 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-10 16:43:27,335 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-10 16:43:27,382 INFO L217 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-10 16:43:27,405 INFO L280 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-10 16:43:27,500 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-10-10 16:44:49,615 INFO L315 AbstractInterpreter]: Visited 98 different actions 312 times. Merged at 70 different actions 207 times. Widened at 3 different actions 3 times. Found 6 fixpoints after 5 different actions. Largest state had 0 variables. [2018-10-10 16:44:49,620 INFO L304 apSepIcfgTransformer]: finished equality analysis [2018-10-10 16:44:49,629 INFO L316 apSepIcfgTransformer]: Finished detection of select terms ("array reads") [2018-10-10 16:44:49,730 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select |v_#locv_ULTIMATE.start_write~int_old_#memory_int_2_1_1| |v_ULTIMATE.start_write~int_#ptr.base_6|) at (assume #memory_int == write~int_old_#memory_int[write~int_#ptr.base := write~int_old_#memory_int[write~int_#ptr.base][write~int_#ptr.offset := write~int_#value]];) [2018-10-10 16:44:49,735 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select |#loc_#memory_int_(Array-Int-#locsort1)| |v_ULTIMATE.start_read~int_#ptr.base_12|) at (assume read~int_#value == #memory_int[read~int_#ptr.base][read~int_#ptr.offset];) [2018-10-10 16:44:49,735 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select (select |#loc_#memory_int_(Array-Int-(Array-Int-#locsort2))| |v_ULTIMATE.start_read~int_#ptr.base_12|) |v_ULTIMATE.start_read~int_#ptr.offset_8|) at (assume read~int_#value == #memory_int[read~int_#ptr.base][read~int_#ptr.offset];) [2018-10-10 16:44:49,738 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select |#loc_#memory_int_(Array-Int-#locsort1)| |v_ULTIMATE.start_read~int_#ptr.base_6|) at (assume read~int_#value == #memory_int[read~int_#ptr.base][read~int_#ptr.offset];) [2018-10-10 16:44:49,738 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select (select |#loc_#memory_int_(Array-Int-(Array-Int-#locsort2))| |v_ULTIMATE.start_read~int_#ptr.base_6|) |v_ULTIMATE.start_read~int_#ptr.offset_4|) at (assume read~int_#value == #memory_int[read~int_#ptr.base][read~int_#ptr.offset];) [2018-10-10 16:44:49,741 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select |#loc_#memory_int_(Array-Int-#locsort1)| |v_ULTIMATE.start_read~int_#ptr.base_18|) at (assume #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-10 16:44:49,741 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select (select |#loc_#memory_int_(Array-Int-(Array-Int-#locsort2))| |v_ULTIMATE.start_read~int_#ptr.base_18|) |v_ULTIMATE.start_read~int_#ptr.offset_12|) at (assume #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-10 16:44:49,795 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select |#loc_#memory_int_(Array-Int-#locsort1)| |v_ULTIMATE.start_read~int_#ptr.base_25|) at (assume #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-10 16:44:49,796 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select (select |#loc_#memory_int_(Array-Int-(Array-Int-#locsort2))| |v_ULTIMATE.start_read~int_#ptr.base_25|) |v_ULTIMATE.start_read~int_#ptr.offset_17|) at (assume #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-10 16:44:49,798 INFO L232 HeapPartitionManager]: partitioning result: [2018-10-10 16:44:49,798 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-10 16:44:49,798 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-10 16:44:49,798 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2 [2018-10-10 16:44:49,799 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:44:49,799 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-10 16:44:49,799 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2 [2018-10-10 16:44:49,799 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:44:49,800 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-10 16:44:49,800 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-10 16:44:49,800 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2 [2018-10-10 16:44:49,800 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:44:49,800 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-10 16:44:49,801 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2 [2018-10-10 16:44:49,801 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:44:49,802 INFO L145 ransitionTransformer]: executing heap partitioning transformation [2018-10-10 16:44:49,827 INFO L202 PluginConnector]: Adding new model selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.10 04:44:49 BasicIcfg [2018-10-10 16:44:49,827 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-10-10 16:44:49,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 16:44:49,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 16:44:49,832 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 16:44:49,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:43:26" (1/3) ... [2018-10-10 16:44:49,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a5da78 and model type selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 04:44:49, skipping insertion in model container [2018-10-10 16:44:49,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:43:27" (2/3) ... [2018-10-10 16:44:49,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a5da78 and model type selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 04:44:49, skipping insertion in model container [2018-10-10 16:44:49,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.10 04:44:49" (3/3) ... [2018-10-10 16:44:49,836 INFO L112 eAbstractionObserver]: Analyzing ICFG memPartitionedIcfg [2018-10-10 16:44:49,851 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-10 16:44:49,864 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-10 16:44:49,881 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-10 16:44:49,906 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 16:44:49,907 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 16:44:49,907 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 16:44:49,907 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-10 16:44:49,908 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 16:44:49,908 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 16:44:49,908 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 16:44:49,908 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 16:44:49,908 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 16:44:49,919 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states. [2018-10-10 16:44:49,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-10 16:44:49,927 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:44:49,928 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 16:44:49,929 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:44:49,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:44:49,937 INFO L82 PathProgramCache]: Analyzing trace with hash -10313681, now seen corresponding path program 1 times [2018-10-10 16:44:49,990 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:44:50,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:44:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 16:44:51,076 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 16:44:51,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-10-10 16:44:51,081 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-10 16:44:51,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-10 16:44:51,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2018-10-10 16:44:51,165 INFO L87 Difference]: Start difference. First operand 97 states. Second operand 15 states. [2018-10-10 16:44:52,040 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-10-10 16:44:53,094 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-10-10 16:44:53,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:44:53,485 INFO L93 Difference]: Finished difference Result 174 states and 178 transitions. [2018-10-10 16:44:53,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-10 16:44:53,486 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 45 [2018-10-10 16:44:53,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:44:53,499 INFO L225 Difference]: With dead ends: 174 [2018-10-10 16:44:53,499 INFO L226 Difference]: Without dead ends: 174 [2018-10-10 16:44:53,502 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=211, Invalid=491, Unknown=0, NotChecked=0, Total=702 [2018-10-10 16:44:53,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-10-10 16:44:53,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 124. [2018-10-10 16:44:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-10-10 16:44:53,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 126 transitions. [2018-10-10 16:44:53,549 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 126 transitions. Word has length 45 [2018-10-10 16:44:53,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:44:53,550 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 126 transitions. [2018-10-10 16:44:53,550 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-10 16:44:53,550 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 126 transitions. [2018-10-10 16:44:53,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-10 16:44:53,553 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:44:53,554 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 16:44:53,554 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:44:53,554 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:44:53,555 INFO L82 PathProgramCache]: Analyzing trace with hash -241052420, now seen corresponding path program 1 times [2018-10-10 16:44:53,556 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:44:53,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:44:53,668 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 16:44:53,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 16:44:53,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-10 16:44:53,671 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-10 16:44:53,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-10 16:44:53,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-10 16:44:53,672 INFO L87 Difference]: Start difference. First operand 124 states and 126 transitions. Second operand 4 states. [2018-10-10 16:44:53,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:44:53,815 INFO L93 Difference]: Finished difference Result 126 states and 128 transitions. [2018-10-10 16:44:53,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-10 16:44:53,816 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 90 [2018-10-10 16:44:53,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:44:53,818 INFO L225 Difference]: With dead ends: 126 [2018-10-10 16:44:53,818 INFO L226 Difference]: Without dead ends: 126 [2018-10-10 16:44:53,819 INFO L605 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 [2018-10-10 16:44:53,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-10-10 16:44:53,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-10-10 16:44:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-10-10 16:44:53,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 128 transitions. [2018-10-10 16:44:53,829 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 128 transitions. Word has length 90 [2018-10-10 16:44:53,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:44:53,830 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 128 transitions. [2018-10-10 16:44:53,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-10 16:44:53,830 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 128 transitions. [2018-10-10 16:44:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-10 16:44:53,834 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:44:53,834 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 16:44:53,835 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:44:53,835 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:44:53,835 INFO L82 PathProgramCache]: Analyzing trace with hash 1502057125, now seen corresponding path program 1 times [2018-10-10 16:44:53,836 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:44:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:44:54,090 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 16:44:54,090 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:44:54,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-10-10 16:44:54,091 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-10 16:44:54,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-10 16:44:54,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-10 16:44:54,092 INFO L87 Difference]: Start difference. First operand 126 states and 128 transitions. Second operand 6 states. [2018-10-10 16:44:54,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:44:54,200 INFO L93 Difference]: Finished difference Result 257 states and 260 transitions. [2018-10-10 16:44:54,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-10 16:44:54,204 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 113 [2018-10-10 16:44:54,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:44:54,206 INFO L225 Difference]: With dead ends: 257 [2018-10-10 16:44:54,207 INFO L226 Difference]: Without dead ends: 218 [2018-10-10 16:44:54,207 INFO L605 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 [2018-10-10 16:44:54,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-10-10 16:44:54,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 172. [2018-10-10 16:44:54,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-10-10 16:44:54,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 175 transitions. [2018-10-10 16:44:54,222 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 175 transitions. Word has length 113 [2018-10-10 16:44:54,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:44:54,223 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 175 transitions. [2018-10-10 16:44:54,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-10 16:44:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 175 transitions. [2018-10-10 16:44:54,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-10 16:44:54,229 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:44:54,229 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1] [2018-10-10 16:44:54,229 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:44:54,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:44:54,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1669629660, now seen corresponding path program 2 times [2018-10-10 16:44:54,231 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:44:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:44:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 16:44:54,578 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:44:54,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-10 16:44:54,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-10 16:44:54,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-10 16:44:54,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-10-10 16:44:54,579 INFO L87 Difference]: Start difference. First operand 172 states and 175 transitions. Second operand 12 states. [2018-10-10 16:44:56,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:44:56,470 INFO L93 Difference]: Finished difference Result 222 states and 224 transitions. [2018-10-10 16:44:56,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-10 16:44:56,472 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 136 [2018-10-10 16:44:56,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:44:56,473 INFO L225 Difference]: With dead ends: 222 [2018-10-10 16:44:56,473 INFO L226 Difference]: Without dead ends: 0 [2018-10-10 16:44:56,474 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=242, Invalid=750, Unknown=0, NotChecked=0, Total=992 [2018-10-10 16:44:56,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-10 16:44:56,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-10 16:44:56,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-10 16:44:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-10 16:44:56,475 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136 [2018-10-10 16:44:56,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:44:56,476 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-10 16:44:56,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-10 16:44:56,476 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-10 16:44:56,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 16:44:56,480 INFO L202 PluginConnector]: Adding new model selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 04:44:56 BasicIcfg [2018-10-10 16:44:56,480 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 16:44:56,481 INFO L168 Benchmark]: Toolchain (without parser) took 90013.81 ms. Allocated memory was 1.5 GB in the beginning and 4.3 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 3.8 GB in the end (delta: -2.4 GB). Peak memory consumption was 387.1 MB. Max. memory is 7.1 GB. [2018-10-10 16:44:56,482 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 16:44:56,483 INFO L168 Benchmark]: Boogie Preprocessor took 59.76 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 16:44:56,483 INFO L168 Benchmark]: RCFGBuilder took 742.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-10 16:44:56,484 INFO L168 Benchmark]: IcfgTransformer took 82554.93 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 3.4 GB in the end (delta: -2.0 GB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. [2018-10-10 16:44:56,485 INFO L168 Benchmark]: TraceAbstraction took 6651.48 ms. Allocated memory was 3.5 GB in the beginning and 4.3 GB in the end (delta: 725.6 MB). Free memory was 3.4 GB in the beginning and 3.8 GB in the end (delta: -409.7 MB). Peak memory consumption was 316.0 MB. Max. memory is 7.1 GB. [2018-10-10 16:44:56,490 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.76 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 742.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * IcfgTransformer took 82554.93 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 3.4 GB in the end (delta: -2.0 GB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6651.48 ms. Allocated memory was 3.5 GB in the beginning and 4.3 GB in the end (delta: 725.6 MB). Free memory was 3.4 GB in the beginning and 3.8 GB in the end (delta: -409.7 MB). Peak memory consumption was 316.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 95 LocStat_MAX_WEQGRAPH_SIZE : 3 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 2823 LocStat_NO_SUPPORTING_DISEQUALITIES : 316 LocStat_NO_DISJUNCTIONS : -190 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 98 TransStat_MAX_WEQGRAPH_SIZE : 3 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 90 TransStat_NO_SUPPORTING_DISEQUALITIES : 1 TransStat_NO_DISJUNCTIONS : 98 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqPostOperator statistics APPLY_NORMAL(MILLISECONDS) : 12763.82 APPLY_RETURN(MILLISECONDS) : 0.00 #APPLY_NORMAL : 314 #APPLY_RETURN : 0 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: Abstract Interpretation statistics Visited 98 different actions 312 times. Merged at 70 different actions 207 times. Widened at 3 different actions 3 times. Found 6 fixpoints after 5 different actions. Largest state had 0 variables. - StatisticsResult: HeapSeparatorStatistics #COUNT_NEW_ARRAY_VARS_[#memory_int, ULTIMATE.start_write~int_old_#memory_int] : 2 COUNT_ARRAY_WRITES_for_[#memory_int, ULTIMATE.start_write~int_old_#memory_int]_at_dim_0 : null COUNT_BLOCKS_for_[#memory_int, ULTIMATE.start_write~int_old_#memory_int]_at_dim_0 : null COUNT_ARRAY_WRITES_for_[#memory_int, ULTIMATE.start_write~int_old_#memory_int]_at_dim_1 : 2 COUNT_BLOCKS_for_[#memory_int, ULTIMATE.start_write~int_old_#memory_int]_at_dim_1 : 1 COUNT_ARRAY_READS for [#memory_int, ULTIMATE.start_write~int_old_#memory_int] : null * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 167]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 97 locations, 1 error locations. SAFE Result, 6.5s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 4.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 338 SDtfs, 2000 SDslu, 1081 SDs, 0 SdLazy, 946 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 76 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=172occurred in iteration=3, 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, 4 MinimizatonAttempts, 96 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 384 NumberOfCodeBlocks, 384 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 380 ConstructedInterpolants, 0 QuantifiedInterpolants, 258432 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 34/83 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/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-10_16-44-56-512.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-VPDomainBenchmark-0-2018-10-10_16-44-56-512.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/selectionsort-alloca_true-valid-memsafety_true-termination.i_16.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-BenchmarkWithCounters-0-2018-10-10_16-44-56-512.csv The toolchain threw an exception: class java.lang.RuntimeException: java.lang.IllegalAccessException: Class de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider can not access a member of class de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.AbsIntBenchmark with modifiers "private" RESULT: An exception occured during the execution of Ultimate: The toolchain threw an exception java.lang.RuntimeException: java.lang.IllegalAccessException: Class de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider can not access a member of class de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.AbsIntBenchmark with modifiers "private" at de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider.constructCsvProviderReflectively(SimpleCsvProvider.java:283) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.AbsIntBenchmark.createCsvProvider(AbsIntBenchmark.java:42) at de.uni_freiburg.informatik.ultimate.cli.CommandLineController.writeCsvLogs(CommandLineController.java:342) at de.uni_freiburg.informatik.ultimate.cli.CommandLineController.displayToolchainResults(CommandLineController.java:325) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:343) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.IllegalAccessException: Class de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider can not access a member of class de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.AbsIntBenchmark with modifiers "private" at sun.reflect.Reflection.ensureMemberAccess(Reflection.java:102) at java.lang.reflect.AccessibleObject.slowCheckMemberAccess(AccessibleObject.java:296) at java.lang.reflect.AccessibleObject.checkAccess(AccessibleObject.java:288) at java.lang.reflect.Field.get(Field.java:390) at de.uni_freiburg.informatik.ultimate.util.csv.SimpleCsvProvider.constructCsvProviderReflectively(SimpleCsvProvider.java:275) ... 6 more Received shutdown request...