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/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b8f97f7-m [2018-10-10 16:39:08,246 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 16:39:08,249 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 16:39:08,266 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 16:39:08,267 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 16:39:08,268 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 16:39:08,269 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 16:39:08,272 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 16:39:08,274 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 16:39:08,275 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 16:39:08,283 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 16:39:08,283 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 16:39:08,284 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 16:39:08,288 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 16:39:08,289 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 16:39:08,292 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 16:39:08,293 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 16:39:08,295 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 16:39:08,297 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 16:39:08,299 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 16:39:08,300 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 16:39:08,301 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 16:39:08,303 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 16:39:08,303 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 16:39:08,304 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 16:39:08,305 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 16:39:08,306 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 16:39:08,306 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 16:39:08,307 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 16:39:08,308 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 16:39:08,309 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 16:39:08,309 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 16:39:08,309 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 16:39:08,310 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 16:39:08,311 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 16:39:08,311 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 16:39:08,311 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 16:39:08,321 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 16:39:08,321 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 16:39:08,322 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 16:39:08,322 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 16:39:08,322 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 16:39:08,322 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 16:39:08,323 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 16:39:08,323 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 16:39:08,324 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 16:39:08,324 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 16:39:08,324 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 16:39:08,324 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 16:39:08,324 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 16:39:08,325 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 16:39:08,325 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 16:39:08,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 16:39:08,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 16:39:08,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 16:39:08,413 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 16:39:08,414 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 16:39:08,415 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl [2018-10-10 16:39:08,415 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl' [2018-10-10 16:39:08,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 16:39:08,496 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-10 16:39:08,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 16:39:08,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 16:39:08,497 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 16:39:08,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:39:08" (1/1) ... [2018-10-10 16:39:08,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:39:08" (1/1) ... [2018-10-10 16:39:08,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:39:08" (1/1) ... [2018-10-10 16:39:08,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:39:08" (1/1) ... [2018-10-10 16:39:08,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:39:08" (1/1) ... [2018-10-10 16:39:08,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:39:08" (1/1) ... [2018-10-10 16:39:08,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:39:08" (1/1) ... [2018-10-10 16:39:08,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 16:39:08,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 16:39:08,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 16:39:08,563 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 16:39:08,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:39:08" (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 16:39:08,635 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 16:39:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 16:39:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 16:39:09,086 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 16:39:09,087 INFO L202 PluginConnector]: Adding new model openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:39:09 BoogieIcfgContainer [2018-10-10 16:39:09,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 16:39:09,088 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-10 16:39:09,088 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-10 16:39:09,089 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-10 16:39:09,092 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:39:09" (1/1) ... [2018-10-10 16:39:09,100 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-10 16:39:09,101 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-10 16:39:09,134 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-10 16:39:09,170 INFO L217 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-10 16:39:09,185 INFO L280 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-10 16:39:09,250 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-10-10 16:39:11,405 INFO L315 AbstractInterpreter]: Visited 50 different actions 86 times. Merged at 17 different actions 34 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-10-10 16:39:11,408 INFO L304 apSepIcfgTransformer]: finished equality analysis [2018-10-10 16:39:11,413 INFO L316 apSepIcfgTransformer]: Finished detection of select terms ("array reads") [2018-10-10 16:39:11,457 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]];) [2018-10-10 16:39:11,460 INFO L232 HeapPartitionManager]: partitioning result: [2018-10-10 16:39:11,460 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-10 16:39:11,461 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-10 16:39:11,461 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:39:11,461 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:39:11,462 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-10 16:39:11,462 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 0 [2018-10-10 16:39:11,462 INFO L248 HeapPartitionManager]: # location blocks :0 [2018-10-10 16:39:11,462 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-10 16:39:11,462 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-10 16:39:11,463 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:39:11,463 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:39:11,463 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-10 16:39:11,463 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 0 [2018-10-10 16:39:11,463 INFO L248 HeapPartitionManager]: # location blocks :0 [2018-10-10 16:39:11,465 INFO L145 ransitionTransformer]: executing heap partitioning transformation [2018-10-10 16:39:11,483 INFO L202 PluginConnector]: Adding new model openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.10 04:39:11 BasicIcfg [2018-10-10 16:39:11,484 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-10-10 16:39:11,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 16:39:11,485 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 16:39:11,490 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 16:39:11,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:39:08" (1/3) ... [2018-10-10 16:39:11,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c8132d and model type openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 04:39:11, skipping insertion in model container [2018-10-10 16:39:11,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:39:09" (2/3) ... [2018-10-10 16:39:11,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c8132d and model type openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 04:39:11, skipping insertion in model container [2018-10-10 16:39:11,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.10 04:39:11" (3/3) ... [2018-10-10 16:39:11,494 INFO L112 eAbstractionObserver]: Analyzing ICFG memPartitionedIcfg [2018-10-10 16:39:11,504 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-10 16:39:11,513 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-10 16:39:11,531 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-10 16:39:11,559 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 16:39:11,560 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 16:39:11,560 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 16:39:11,560 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-10 16:39:11,561 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 16:39:11,562 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 16:39:11,563 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 16:39:11,563 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 16:39:11,563 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 16:39:11,578 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states. [2018-10-10 16:39:11,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-10 16:39:11,589 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:39:11,591 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] [2018-10-10 16:39:11,592 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:39:11,597 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:39:11,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1842937097, now seen corresponding path program 1 times [2018-10-10 16:39:11,663 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:39:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:39:12,596 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 16:39:12,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 16:39:12,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-10-10 16:39:12,605 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-10 16:39:12,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-10 16:39:12,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-10-10 16:39:12,618 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 13 states. [2018-10-10 16:39:13,388 WARN L178 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-10-10 16:39:13,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:39:13,934 INFO L93 Difference]: Finished difference Result 71 states and 71 transitions. [2018-10-10 16:39:13,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-10 16:39:13,937 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 42 [2018-10-10 16:39:13,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:39:13,948 INFO L225 Difference]: With dead ends: 71 [2018-10-10 16:39:13,948 INFO L226 Difference]: Without dead ends: 71 [2018-10-10 16:39:13,950 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=190, Invalid=410, Unknown=0, NotChecked=0, Total=600 [2018-10-10 16:39:13,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-10-10 16:39:13,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 58. [2018-10-10 16:39:13,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-10-10 16:39:13,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 58 transitions. [2018-10-10 16:39:13,997 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 58 transitions. Word has length 42 [2018-10-10 16:39:13,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:39:13,997 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 58 transitions. [2018-10-10 16:39:13,997 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-10 16:39:13,998 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 58 transitions. [2018-10-10 16:39:13,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-10 16:39:13,999 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:39:14,000 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 16:39:14,000 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:39:14,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:39:14,000 INFO L82 PathProgramCache]: Analyzing trace with hash -2099482168, now seen corresponding path program 1 times [2018-10-10 16:39:14,001 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:39:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:39:15,047 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 16:39:15,048 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:39:15,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-10-10 16:39:15,050 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-10-10 16:39:15,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-10-10 16:39:15,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=413, Unknown=0, NotChecked=0, Total=462 [2018-10-10 16:39:15,051 INFO L87 Difference]: Start difference. First operand 58 states and 58 transitions. Second operand 22 states. [2018-10-10 16:39:16,564 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-10-10 16:39:17,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:39:17,487 INFO L93 Difference]: Finished difference Result 86 states and 86 transitions. [2018-10-10 16:39:17,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-10-10 16:39:17,489 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 57 [2018-10-10 16:39:17,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:39:17,491 INFO L225 Difference]: With dead ends: 86 [2018-10-10 16:39:17,491 INFO L226 Difference]: Without dead ends: 86 [2018-10-10 16:39:17,493 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=455, Invalid=1525, Unknown=0, NotChecked=0, Total=1980 [2018-10-10 16:39:17,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-10-10 16:39:17,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 73. [2018-10-10 16:39:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2018-10-10 16:39:17,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2018-10-10 16:39:17,501 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 73 transitions. Word has length 57 [2018-10-10 16:39:17,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:39:17,502 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 73 transitions. [2018-10-10 16:39:17,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-10-10 16:39:17,502 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2018-10-10 16:39:17,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-10 16:39:17,504 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:39:17,504 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-10 16:39:17,505 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:39:17,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:39:17,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1190356695, now seen corresponding path program 2 times [2018-10-10 16:39:17,506 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:39:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:39:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 16:39:18,597 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:39:18,597 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-10-10 16:39:18,597 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-10-10 16:39:18,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-10-10 16:39:18,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=642, Unknown=0, NotChecked=0, Total=702 [2018-10-10 16:39:18,599 INFO L87 Difference]: Start difference. First operand 73 states and 73 transitions. Second operand 27 states. [2018-10-10 16:39:20,897 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2018-10-10 16:39:21,122 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-10-10 16:39:21,701 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-10-10 16:39:35,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:39:35,453 INFO L93 Difference]: Finished difference Result 101 states and 101 transitions. [2018-10-10 16:39:35,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-10-10 16:39:35,454 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 72 [2018-10-10 16:39:35,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:39:35,456 INFO L225 Difference]: With dead ends: 101 [2018-10-10 16:39:35,456 INFO L226 Difference]: Without dead ends: 101 [2018-10-10 16:39:35,460 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=617, Invalid=2575, Unknown=0, NotChecked=0, Total=3192 [2018-10-10 16:39:35,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-10-10 16:39:35,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 88. [2018-10-10 16:39:35,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-10-10 16:39:35,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2018-10-10 16:39:35,473 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 88 transitions. Word has length 72 [2018-10-10 16:39:35,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:39:35,473 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 88 transitions. [2018-10-10 16:39:35,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-10-10 16:39:35,474 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2018-10-10 16:39:35,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-10 16:39:35,475 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:39:35,476 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:39:35,480 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:39:35,480 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:39:35,480 INFO L82 PathProgramCache]: Analyzing trace with hash -452996632, now seen corresponding path program 3 times [2018-10-10 16:39:35,481 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:39:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:39:36,700 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 61 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-10 16:39:36,700 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 16:39:36,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-10-10 16:39:36,701 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-10-10 16:39:36,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-10-10 16:39:36,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=903, Unknown=0, NotChecked=0, Total=992 [2018-10-10 16:39:36,702 INFO L87 Difference]: Start difference. First operand 88 states and 88 transitions. Second operand 32 states. [2018-10-10 16:39:38,345 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2018-10-10 16:39:38,543 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2018-10-10 16:39:38,746 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2018-10-10 16:39:38,970 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2018-10-10 16:39:39,169 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 52 [2018-10-10 16:39:39,536 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 49 [2018-10-10 16:39:39,687 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 53 [2018-10-10 16:39:39,854 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 64 [2018-10-10 16:39:40,113 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2018-10-10 16:39:40,325 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2018-10-10 16:39:40,592 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2018-10-10 16:39:40,768 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-10-10 16:39:40,943 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2018-10-10 16:39:45,062 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 67 [2018-10-10 16:39:45,222 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2018-10-10 16:39:45,419 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2018-10-10 16:39:45,647 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2018-10-10 16:39:45,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:39:45,678 INFO L93 Difference]: Finished difference Result 86 states and 86 transitions. [2018-10-10 16:39:45,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-10-10 16:39:45,681 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 87 [2018-10-10 16:39:45,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:39:45,682 INFO L225 Difference]: With dead ends: 86 [2018-10-10 16:39:45,683 INFO L226 Difference]: Without dead ends: 0 [2018-10-10 16:39:45,686 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 610 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=736, Invalid=3046, Unknown=0, NotChecked=0, Total=3782 [2018-10-10 16:39:45,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-10 16:39:45,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-10 16:39:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-10 16:39:45,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-10 16:39:45,688 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2018-10-10 16:39:45,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:39:45,689 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-10 16:39:45,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-10-10 16:39:45,689 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-10 16:39:45,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 16:39:45,693 INFO L202 PluginConnector]: Adding new model openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 04:39:45 BasicIcfg [2018-10-10 16:39:45,693 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 16:39:45,694 INFO L168 Benchmark]: Toolchain (without parser) took 37199.33 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: -288.9 MB). Peak memory consumption was 789.0 MB. Max. memory is 7.1 GB. [2018-10-10 16:39:45,696 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-10-10 16:39:45,696 INFO L168 Benchmark]: Boogie Preprocessor took 65.22 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. [2018-10-10 16:39:45,697 INFO L168 Benchmark]: RCFGBuilder took 524.96 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-10 16:39:45,698 INFO L168 Benchmark]: IcfgTransformer took 2396.79 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 44.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -19.1 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2018-10-10 16:39:45,700 INFO L168 Benchmark]: TraceAbstraction took 34208.28 ms. Allocated memory was 1.6 GB in the beginning and 2.6 GB in the end (delta: 1.0 GB). Free memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: -290.9 MB). Peak memory consumption was 743.0 MB. Max. memory is 7.1 GB. [2018-10-10 16:39:45,705 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 0.20 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 65.22 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 524.96 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * IcfgTransformer took 2396.79 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 44.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -19.1 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 34208.28 ms. Allocated memory was 1.6 GB in the beginning and 2.6 GB in the end (delta: 1.0 GB). Free memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: -290.9 MB). Peak memory consumption was 743.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 48 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 2 LocStat_NO_SUPPORTING_EQUALITIES : 846 LocStat_NO_SUPPORTING_DISEQUALITIES : 57 LocStat_NO_DISJUNCTIONS : -96 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 50 TransStat_MAX_WEQGRAPH_SIZE : 3 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 50 TransStat_NO_SUPPORTING_DISEQUALITIES : 2 TransStat_NO_DISJUNCTIONS : 50 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqPostOperator statistics APPLY_NORMAL(MILLISECONDS) : 1288.97 APPLY_RETURN(MILLISECONDS) : 0.00 #APPLY_NORMAL : 88 #APPLY_RETURN : 0 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: Abstract Interpretation statistics Visited 50 different actions 86 times. Merged at 17 different actions 34 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. - StatisticsResult: HeapSeparatorStatistics #COUNT_NEW_ARRAY_VARS_[#memory_int, ULTIMATE.start_write~int_old_#memory_int] : 0 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: 104]: 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, 50 locations, 1 error locations. SAFE Result, 34.1s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 29.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 169 SDtfs, 2033 SDslu, 1757 SDs, 0 SdLazy, 1828 SolverSat, 173 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 19.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 181 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1215 ImplicationChecksByTransitivity, 12.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=88occurred 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, 39 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 258 NumberOfCodeBlocks, 258 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 186513 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 14/120 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/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-10_16-39-45-722.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-VPDomainBenchmark-0-2018-10-10_16-39-45-722.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_5.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-BenchmarkWithCounters-0-2018-10-10_16-39-45-722.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...