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/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b8f97f7-m [2018-10-10 16:47:27,442 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 16:47:27,445 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 16:47:27,457 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 16:47:27,457 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 16:47:27,458 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 16:47:27,460 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 16:47:27,461 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 16:47:27,463 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 16:47:27,464 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 16:47:27,465 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 16:47:27,465 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 16:47:27,466 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 16:47:27,467 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 16:47:27,468 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 16:47:27,469 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 16:47:27,470 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 16:47:27,472 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 16:47:27,474 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 16:47:27,475 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 16:47:27,476 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 16:47:27,478 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 16:47:27,480 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 16:47:27,480 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 16:47:27,481 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 16:47:27,482 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 16:47:27,483 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 16:47:27,483 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 16:47:27,484 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 16:47:27,486 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 16:47:27,486 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 16:47:27,487 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 16:47:27,487 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 16:47:27,487 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 16:47:27,488 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 16:47:27,489 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 16:47:27,489 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 16:47:27,499 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 16:47:27,499 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 16:47:27,500 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 16:47:27,500 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 16:47:27,500 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 16:47:27,501 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 16:47:27,501 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 16:47:27,501 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 16:47:27,502 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 16:47:27,502 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 16:47:27,502 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 16:47:27,502 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 16:47:27,502 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 16:47:27,503 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 16:47:27,503 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 16:47:27,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 16:47:27,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 16:47:27,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 16:47:27,579 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 16:47:27,580 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 16:47:27,581 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl [2018-10-10 16:47:27,581 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl' [2018-10-10 16:47:27,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 16:47:27,673 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-10 16:47:27,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 16:47:27,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 16:47:27,674 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 16:47:27,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:47:27" (1/1) ... [2018-10-10 16:47:27,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:47:27" (1/1) ... [2018-10-10 16:47:27,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:47:27" (1/1) ... [2018-10-10 16:47:27,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:47:27" (1/1) ... [2018-10-10 16:47:27,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:47:27" (1/1) ... [2018-10-10 16:47:27,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:47:27" (1/1) ... [2018-10-10 16:47:27,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:47:27" (1/1) ... [2018-10-10 16:47:27,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 16:47:27,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 16:47:27,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 16:47:27,733 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 16:47:27,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:47:27" (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 16:47:27,820 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 16:47:27,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 16:47:27,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 16:47:28,364 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 16:47:28,366 INFO L202 PluginConnector]: Adding new model stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:47:28 BoogieIcfgContainer [2018-10-10 16:47:28,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 16:47:28,367 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-10 16:47:28,367 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-10 16:47:28,369 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-10 16:47:28,372 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:47:28" (1/1) ... [2018-10-10 16:47:28,381 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-10 16:47:28,381 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-10 16:47:28,417 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-10 16:47:28,458 INFO L217 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-10 16:47:28,474 INFO L280 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-10 16:47:28,546 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-10-10 16:47:30,105 INFO L315 AbstractInterpreter]: Visited 67 different actions 104 times. Merged at 35 different actions 36 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-10-10 16:47:30,108 INFO L304 apSepIcfgTransformer]: finished equality analysis [2018-10-10 16:47:30,114 INFO L316 apSepIcfgTransformer]: Finished detection of select terms ("array reads") [2018-10-10 16:47:30,132 INFO L232 HeapPartitionManager]: partitioning result: [2018-10-10 16:47:30,132 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-10 16:47:30,133 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-10 16:47:30,133 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:47:30,133 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:47:30,134 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-10 16:47:30,134 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:47:30,134 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:47:30,134 INFO L237 HeapPartitionManager]: location blocks for array group [#memory_int, ULTIMATE.start_write~int_old_#memory_int] [2018-10-10 16:47:30,135 INFO L246 HeapPartitionManager]: at dimension 1 [2018-10-10 16:47:30,135 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:47:30,135 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:47:30,135 INFO L246 HeapPartitionManager]: at dimension 2 [2018-10-10 16:47:30,136 INFO L247 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-10-10 16:47:30,136 INFO L248 HeapPartitionManager]: # location blocks :1 [2018-10-10 16:47:30,137 INFO L145 ransitionTransformer]: executing heap partitioning transformation [2018-10-10 16:47:30,168 INFO L202 PluginConnector]: Adding new model stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.10 04:47:30 BasicIcfg [2018-10-10 16:47:30,169 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-10-10 16:47:30,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 16:47:30,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 16:47:30,178 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 16:47:30,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:47:27" (1/3) ... [2018-10-10 16:47:30,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46510803 and model type stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 04:47:30, skipping insertion in model container [2018-10-10 16:47:30,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:47:28" (2/3) ... [2018-10-10 16:47:30,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46510803 and model type stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 04:47:30, skipping insertion in model container [2018-10-10 16:47:30,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.10 04:47:30" (3/3) ... [2018-10-10 16:47:30,185 INFO L112 eAbstractionObserver]: Analyzing ICFG memPartitionedIcfg [2018-10-10 16:47:30,196 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-10 16:47:30,206 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-10 16:47:30,228 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-10 16:47:30,256 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 16:47:30,257 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 16:47:30,257 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 16:47:30,257 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-10 16:47:30,258 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 16:47:30,258 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 16:47:30,258 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 16:47:30,261 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 16:47:30,261 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 16:47:30,278 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states. [2018-10-10 16:47:30,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-10 16:47:30,297 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 16:47:30,298 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] [2018-10-10 16:47:30,299 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 16:47:30,307 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 16:47:30,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1954840638, now seen corresponding path program 1 times [2018-10-10 16:47:30,377 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 16:47:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 16:47:31,924 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 16:47:31,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 16:47:31,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2018-10-10 16:47:31,932 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-10-10 16:47:31,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-10-10 16:47:31,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2018-10-10 16:47:31,948 INFO L87 Difference]: Start difference. First operand 67 states. Second operand 17 states. [2018-10-10 16:47:32,936 WARN L178 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-10-10 16:47:33,112 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-10-10 16:47:34,320 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2018-10-10 16:47:34,660 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2018-10-10 16:47:34,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 16:47:34,667 INFO L93 Difference]: Finished difference Result 65 states and 65 transitions. [2018-10-10 16:47:34,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-10 16:47:34,739 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 60 [2018-10-10 16:47:34,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 16:47:34,746 INFO L225 Difference]: With dead ends: 65 [2018-10-10 16:47:34,747 INFO L226 Difference]: Without dead ends: 0 [2018-10-10 16:47:34,749 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=272, Invalid=658, Unknown=0, NotChecked=0, Total=930 [2018-10-10 16:47:34,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-10 16:47:34,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-10 16:47:34,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-10 16:47:34,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-10 16:47:34,778 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2018-10-10 16:47:34,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 16:47:34,778 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-10 16:47:34,778 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-10-10 16:47:34,778 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-10 16:47:34,778 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 16:47:34,784 INFO L202 PluginConnector]: Adding new model stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 04:47:34 BasicIcfg [2018-10-10 16:47:34,784 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 16:47:34,785 INFO L168 Benchmark]: Toolchain (without parser) took 7113.21 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 779.1 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -806.4 MB). Peak memory consumption was 60.5 MB. Max. memory is 7.1 GB. [2018-10-10 16:47:34,786 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 16:47:34,787 INFO L168 Benchmark]: Boogie Preprocessor took 58.13 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 16:47:34,788 INFO L168 Benchmark]: RCFGBuilder took 633.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-10 16:47:34,788 INFO L168 Benchmark]: IcfgTransformer took 1802.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 338.2 MB). Peak memory consumption was 338.2 MB. Max. memory is 7.1 GB. [2018-10-10 16:47:34,789 INFO L168 Benchmark]: TraceAbstraction took 4613.60 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 779.1 MB). Free memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 16:47:34,794 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.13 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 633.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * IcfgTransformer took 1802.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 338.2 MB). Peak memory consumption was 338.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4613.60 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 779.1 MB). Free memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 65 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 1475 LocStat_NO_SUPPORTING_DISEQUALITIES : 98 LocStat_NO_DISJUNCTIONS : -130 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 67 TransStat_MAX_WEQGRAPH_SIZE : 1 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 62 TransStat_NO_SUPPORTING_DISEQUALITIES : 1 TransStat_NO_DISJUNCTIONS : 67 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqPostOperator statistics APPLY_NORMAL(MILLISECONDS) : 1218.82 APPLY_RETURN(MILLISECONDS) : 0.00 #APPLY_NORMAL : 106 #APPLY_RETURN : 0 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: Abstract Interpretation statistics Visited 67 different actions 104 times. Merged at 35 different actions 36 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] : 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: 129]: 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, 67 locations, 1 error locations. SAFE Result, 4.5s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 2.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 41 SDtfs, 427 SDslu, 213 SDs, 0 SdLazy, 161 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=0, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 30857 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-10_16-47-34-810.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-VPDomainBenchmark-0-2018-10-10_16-47-34-810.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-BenchmarkWithCounters-0-2018-10-10_16-47-34-810.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...