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/diff-alloca_true-valid-memsafety_true-termination.i_14.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 18:20:52,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 18:20:52,613 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 18:20:52,629 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 18:20:52,630 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 18:20:52,631 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 18:20:52,633 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 18:20:52,637 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 18:20:52,647 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 18:20:52,648 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 18:20:52,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 18:20:52,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 18:20:52,651 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 18:20:52,652 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 18:20:52,655 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 18:20:52,656 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 18:20:52,656 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 18:20:52,660 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 18:20:52,663 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 18:20:52,665 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 18:20:52,666 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 18:20:52,667 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 18:20:52,668 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 18:20:52,669 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 18:20:52,669 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 18:20:52,670 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 18:20:52,670 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 18:20:52,671 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 18:20:52,672 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 18:20:52,674 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 18:20:52,674 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 18:20:52,674 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-14 18:20:52,679 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-14 18:20:52,696 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 18:20:52,696 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 18:20:52,697 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 18:20:52,697 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 18:20:52,697 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 18:20:52,697 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 18:20:52,699 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 18:20:52,699 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 18:20:52,699 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 18:20:52,699 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 18:20:52,700 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 18:20:52,700 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 18:20:52,700 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 18:20:52,701 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 18:20:52,702 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 18:20:52,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 18:20:52,776 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 18:20:52,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 18:20:52,781 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 18:20:52,782 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 18:20:52,783 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/diff-alloca_true-valid-memsafety_true-termination.i_14.bpl [2018-10-14 18:20:52,783 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/diff-alloca_true-valid-memsafety_true-termination.i_14.bpl' [2018-10-14 18:20:52,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 18:20:52,880 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-14 18:20:52,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 18:20:52,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 18:20:52,882 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 18:20:52,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:20:52" (1/1) ... [2018-10-14 18:20:52,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:20:52" (1/1) ... [2018-10-14 18:20:52,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:20:52" (1/1) ... [2018-10-14 18:20:52,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:20:52" (1/1) ... [2018-10-14 18:20:52,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:20:52" (1/1) ... [2018-10-14 18:20:52,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:20:52" (1/1) ... [2018-10-14 18:20:52,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:20:52" (1/1) ... [2018-10-14 18:20:52,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 18:20:52,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 18:20:52,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 18:20:52,945 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 18:20:52,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:20:52" (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 [2018-10-14 18:20:53,033 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 18:20:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 18:20:53,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 18:20:53,857 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 18:20:53,858 INFO L202 PluginConnector]: Adding new model diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:20:53 BoogieIcfgContainer [2018-10-14 18:20:53,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 18:20:53,859 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-14 18:20:53,859 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-14 18:20:53,860 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-14 18:20:53,864 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:20:53" (1/1) ... [2018-10-14 18:20:53,874 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-14 18:20:53,875 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-14 18:20:53,924 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-14 18:20:54,012 INFO L219 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-14 18:20:54,037 INFO L282 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-14 18:20:54,133 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-10-14 18:21:20,017 INFO L315 AbstractInterpreter]: Visited 113 different actions 344 times. Merged at 53 different actions 223 times. Widened at 3 different actions 4 times. Found 7 fixpoints after 4 different actions. Largest state had 0 variables. [2018-10-14 18:21:20,020 INFO L306 apSepIcfgTransformer]: finished equality analysis [2018-10-14 18:21:20,024 INFO L318 apSepIcfgTransformer]: Finished detection of select terms ("array reads") [2018-10-14 18:21:20,069 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_7|) 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]];) [2018-10-14 18:21:20,073 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;) [2018-10-14 18:21:20,074 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;) [2018-10-14 18:21:20,076 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];) [2018-10-14 18:21:20,076 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];) [2018-10-14 18:21:20,078 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 #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-14 18:21:20,078 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 #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-14 18:21:20,080 INFO L232 HeapPartitionManager]: partitioning result: [2018-10-14 18:21:20,081 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-14 18:21:20,081 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-14 18:21:20,081 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-14 18:21:20,081 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-14 18:21:20,081 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-14 18:21:20,081 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-14 18:21:20,081 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-14 18:21:20,082 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-14 18:21:20,082 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-14 18:21:20,082 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-14 18:21:20,083 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-14 18:21:20,083 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-14 18:21:20,083 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-14 18:21:20,083 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-14 18:21:20,085 INFO L145 ransitionTransformer]: executing heap partitioning transformation [2018-10-14 18:21:20,110 INFO L202 PluginConnector]: Adding new model diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 14.10 06:21:20 BasicIcfg [2018-10-14 18:21:20,110 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-10-14 18:21:20,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 18:21:20,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 18:21:20,114 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 18:21:20,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:20:52" (1/3) ... [2018-10-14 18:21:20,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cdf68d6 and model type diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:21:20, skipping insertion in model container [2018-10-14 18:21:20,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:20:53" (2/3) ... [2018-10-14 18:21:20,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cdf68d6 and model type diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:21:20, skipping insertion in model container [2018-10-14 18:21:20,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 14.10 06:21:20" (3/3) ... [2018-10-14 18:21:20,118 INFO L112 eAbstractionObserver]: Analyzing ICFG memPartitionedIcfg [2018-10-14 18:21:20,129 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 18:21:20,138 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 18:21:20,156 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 18:21:20,181 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 18:21:20,182 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 18:21:20,182 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 18:21:20,182 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 18:21:20,182 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 18:21:20,182 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 18:21:20,182 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 18:21:20,183 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 18:21:20,183 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 18:21:20,197 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states. [2018-10-14 18:21:20,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-14 18:21:20,206 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 18:21:20,207 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 18:21:20,208 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 18:21:20,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 18:21:20,213 INFO L82 PathProgramCache]: Analyzing trace with hash 758293199, now seen corresponding path program 1 times [2018-10-14 18:21:20,270 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 18:21:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 18:21:20,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 18:21:20,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 18:21:20,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-14 18:21:20,845 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-14 18:21:20,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-14 18:21:20,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-10-14 18:21:20,943 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 8 states. [2018-10-14 18:21:21,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 18:21:21,265 INFO L93 Difference]: Finished difference Result 132 states and 133 transitions. [2018-10-14 18:21:21,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-14 18:21:21,267 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 76 [2018-10-14 18:21:21,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 18:21:21,279 INFO L225 Difference]: With dead ends: 132 [2018-10-14 18:21:21,280 INFO L226 Difference]: Without dead ends: 132 [2018-10-14 18:21:21,282 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2018-10-14 18:21:21,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-10-14 18:21:21,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 111. [2018-10-14 18:21:21,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-10-14 18:21:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 112 transitions. [2018-10-14 18:21:21,327 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 112 transitions. Word has length 76 [2018-10-14 18:21:21,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 18:21:21,328 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 112 transitions. [2018-10-14 18:21:21,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-14 18:21:21,329 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-14 18:21:21,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-14 18:21:21,332 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 18:21:21,332 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 18:21:21,333 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 18:21:21,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 18:21:21,333 INFO L82 PathProgramCache]: Analyzing trace with hash -2121139918, now seen corresponding path program 1 times [2018-10-14 18:21:21,334 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 18:21:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 18:21:21,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-14 18:21:21,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 18:21:21,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-10-14 18:21:21,995 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-14 18:21:21,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-14 18:21:21,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-10-14 18:21:21,996 INFO L87 Difference]: Start difference. First operand 111 states and 112 transitions. Second operand 12 states. [2018-10-14 18:21:23,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 18:21:23,334 INFO L93 Difference]: Finished difference Result 158 states and 160 transitions. [2018-10-14 18:21:23,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-14 18:21:23,336 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 99 [2018-10-14 18:21:23,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 18:21:23,340 INFO L225 Difference]: With dead ends: 158 [2018-10-14 18:21:23,340 INFO L226 Difference]: Without dead ends: 158 [2018-10-14 18:21:23,341 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=162, Invalid=344, Unknown=0, NotChecked=0, Total=506 [2018-10-14 18:21:23,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-10-14 18:21:23,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 151. [2018-10-14 18:21:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-10-14 18:21:23,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 153 transitions. [2018-10-14 18:21:23,354 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 153 transitions. Word has length 99 [2018-10-14 18:21:23,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 18:21:23,354 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 153 transitions. [2018-10-14 18:21:23,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-14 18:21:23,355 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 153 transitions. [2018-10-14 18:21:23,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-14 18:21:23,357 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 18:21:23,358 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2018-10-14 18:21:23,358 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 18:21:23,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 18:21:23,358 INFO L82 PathProgramCache]: Analyzing trace with hash -1116197932, now seen corresponding path program 1 times [2018-10-14 18:21:23,359 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 18:21:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 18:21:24,269 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-14 18:21:24,270 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 18:21:24,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-10-14 18:21:24,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-14 18:21:24,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-14 18:21:24,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2018-10-14 18:21:24,271 INFO L87 Difference]: Start difference. First operand 151 states and 153 transitions. Second operand 19 states. [2018-10-14 18:21:26,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 18:21:26,731 INFO L93 Difference]: Finished difference Result 251 states and 255 transitions. [2018-10-14 18:21:26,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-10-14 18:21:26,738 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 150 [2018-10-14 18:21:26,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 18:21:26,743 INFO L225 Difference]: With dead ends: 251 [2018-10-14 18:21:26,743 INFO L226 Difference]: Without dead ends: 251 [2018-10-14 18:21:26,744 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=328, Invalid=1004, Unknown=0, NotChecked=0, Total=1332 [2018-10-14 18:21:26,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2018-10-14 18:21:26,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 202. [2018-10-14 18:21:26,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2018-10-14 18:21:26,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 205 transitions. [2018-10-14 18:21:26,774 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 205 transitions. Word has length 150 [2018-10-14 18:21:26,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 18:21:26,775 INFO L481 AbstractCegarLoop]: Abstraction has 202 states and 205 transitions. [2018-10-14 18:21:26,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-14 18:21:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 205 transitions. [2018-10-14 18:21:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-14 18:21:26,785 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 18:21:26,785 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-14 18:21:26,787 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 18:21:26,787 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 18:21:26,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1526044174, now seen corresponding path program 2 times [2018-10-14 18:21:26,788 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 18:21:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 18:21:28,436 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 2 proven. 135 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-14 18:21:28,437 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 18:21:28,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-10-14 18:21:28,438 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-14 18:21:28,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-14 18:21:28,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=457, Unknown=0, NotChecked=0, Total=506 [2018-10-14 18:21:28,439 INFO L87 Difference]: Start difference. First operand 202 states and 205 transitions. Second operand 23 states. [2018-10-14 18:21:29,699 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2018-10-14 18:21:31,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 18:21:31,543 INFO L93 Difference]: Finished difference Result 249 states and 253 transitions. [2018-10-14 18:21:31,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-10-14 18:21:31,545 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 201 [2018-10-14 18:21:31,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 18:21:31,546 INFO L225 Difference]: With dead ends: 249 [2018-10-14 18:21:31,547 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 18:21:31,548 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=597, Invalid=2055, Unknown=0, NotChecked=0, Total=2652 [2018-10-14 18:21:31,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 18:21:31,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 18:21:31,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 18:21:31,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 18:21:31,549 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 201 [2018-10-14 18:21:31,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 18:21:31,550 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 18:21:31,550 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-14 18:21:31,550 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 18:21:31,550 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 18:21:31,554 INFO L202 PluginConnector]: Adding new model diff-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:21:31 BasicIcfg [2018-10-14 18:21:31,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 18:21:31,555 INFO L168 Benchmark]: Toolchain (without parser) took 38676.22 ms. Allocated memory was 1.5 GB in the beginning and 3.7 GB in the end (delta: 2.1 GB). Free memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-10-14 18:21:31,557 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-14 18:21:31,557 INFO L168 Benchmark]: Boogie Preprocessor took 63.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-14 18:21:31,558 INFO L168 Benchmark]: RCFGBuilder took 913.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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. [2018-10-14 18:21:31,559 INFO L168 Benchmark]: IcfgTransformer took 26251.29 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.3 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 260.8 MB. Max. memory is 7.1 GB. [2018-10-14 18:21:31,560 INFO L168 Benchmark]: TraceAbstraction took 11443.64 ms. Allocated memory was 2.8 GB in the beginning and 3.7 GB in the end (delta: 831.0 MB). Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: -87.1 MB). Peak memory consumption was 743.9 MB. Max. memory is 7.1 GB. [2018-10-14 18:21:31,564 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 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 913.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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 26251.29 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.3 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 260.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11443.64 ms. Allocated memory was 2.8 GB in the beginning and 3.7 GB in the end (delta: 831.0 MB). Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: -87.1 MB). Peak memory consumption was 743.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 110 LocStat_MAX_WEQGRAPH_SIZE : 3 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 4165 LocStat_NO_SUPPORTING_DISEQUALITIES : 672 LocStat_NO_DISJUNCTIONS : -220 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 113 TransStat_MAX_WEQGRAPH_SIZE : 3 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 111 TransStat_NO_SUPPORTING_DISEQUALITIES : 5 TransStat_NO_DISJUNCTIONS : 114 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqPostOperator statistics APPLY_NORMAL(MILLISECONDS) : 15914.04 APPLY_RETURN(MILLISECONDS) : 0.00 #APPLY_NORMAL : 346 #APPLY_RETURN : 0 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: Abstract Interpretation statistics Visited 113 different actions 344 times. Merged at 53 different actions 223 times. Widened at 3 different actions 4 times. Found 7 fixpoints after 4 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 : 1 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: 204]: 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, 112 locations, 1 error locations. SAFE Result, 11.3s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 7.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 549 SDtfs, 4278 SDslu, 3393 SDs, 0 SdLazy, 1693 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 127 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 6.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=202occurred 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, 77 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 526 NumberOfCodeBlocks, 526 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 522 ConstructedInterpolants, 0 QuantifiedInterpolants, 932105 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 8/185 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/diff-alloca_true-valid-memsafety_true-termination.i_14.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-14_18-21-31-581.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/diff-alloca_true-valid-memsafety_true-termination.i_14.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-VPDomainBenchmark-0-2018-10-14_18-21-31-581.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/diff-alloca_true-valid-memsafety_true-termination.i_14.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-BenchmarkWithCounters-0-2018-10-14_18-21-31-581.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...