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/AutomizerBpl.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b8f97f7-m [2018-10-10 15:18:21,021 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 15:18:21,026 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 15:18:21,041 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 15:18:21,041 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 15:18:21,042 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 15:18:21,044 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 15:18:21,047 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 15:18:21,050 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 15:18:21,051 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 15:18:21,052 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 15:18:21,052 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 15:18:21,058 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 15:18:21,061 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 15:18:21,062 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 15:18:21,064 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 15:18:21,064 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 15:18:21,066 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 15:18:21,069 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 15:18:21,071 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 15:18:21,073 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 15:18:21,074 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 15:18:21,081 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 15:18:21,081 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 15:18:21,082 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 15:18:21,083 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 15:18:21,084 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 15:18:21,085 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 15:18:21,085 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 15:18:21,088 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 15:18:21,088 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 15:18:21,090 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 15:18:21,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 15:18:21,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 15:18:21,091 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 15:18:21,093 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 15:18:21,094 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 15:18:21,110 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 15:18:21,110 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 15:18:21,111 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 15:18:21,111 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 15:18:21,111 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 15:18:21,111 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 15:18:21,112 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 15:18:21,113 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 15:18:21,113 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 15:18:21,113 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 15:18:21,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 15:18:21,113 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 15:18:21,114 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 15:18:21,114 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 15:18:21,115 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 15:18:21,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 15:18:21,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 15:18:21,184 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 15:18:21,186 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 15:18:21,186 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 15:18:21,187 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl [2018-10-10 15:18:21,188 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl' [2018-10-10 15:18:21,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 15:18:21,262 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-10 15:18:21,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 15:18:21,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 15:18:21,263 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 15:18:21,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:21" (1/1) ... [2018-10-10 15:18:21,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:21" (1/1) ... [2018-10-10 15:18:21,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:21" (1/1) ... [2018-10-10 15:18:21,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:21" (1/1) ... [2018-10-10 15:18:21,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:21" (1/1) ... [2018-10-10 15:18:21,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:21" (1/1) ... [2018-10-10 15:18:21,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:21" (1/1) ... [2018-10-10 15:18:21,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 15:18:21,338 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 15:18:21,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 15:18:21,338 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 15:18:21,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:21" (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 15:18:21,418 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 15:18:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 15:18:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 15:18:21,981 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 15:18:21,982 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 03:18:21 BoogieIcfgContainer [2018-10-10 15:18:21,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 15:18:21,983 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 15:18:21,984 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 15:18:21,987 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 15:18:21,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:18:21" (1/2) ... [2018-10-10 15:18:21,988 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29062259 and model type ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 03:18:21, skipping insertion in model container [2018-10-10 15:18:21,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 03:18:21" (2/2) ... [2018-10-10 15:18:21,991 INFO L112 eAbstractionObserver]: Analyzing ICFG ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl [2018-10-10 15:18:22,000 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-10 15:18:22,011 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-10 15:18:22,028 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-10 15:18:22,053 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 15:18:22,054 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 15:18:22,054 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 15:18:22,055 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-10 15:18:22,055 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 15:18:22,055 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 15:18:22,055 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 15:18:22,055 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 15:18:22,055 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 15:18:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-10-10 15:18:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-10 15:18:22,083 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:18:22,084 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] [2018-10-10 15:18:22,085 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:18:22,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:18:22,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1353637069, now seen corresponding path program 1 times [2018-10-10 15:18:22,141 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:18:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:18:22,364 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 15:18:22,367 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 15:18:22,367 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-10 15:18:22,372 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-10 15:18:22,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-10 15:18:22,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-10 15:18:22,392 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-10-10 15:18:22,693 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-10 15:18:22,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:18:22,869 INFO L93 Difference]: Finished difference Result 92 states and 92 transitions. [2018-10-10 15:18:22,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-10 15:18:22,872 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2018-10-10 15:18:22,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:18:22,886 INFO L225 Difference]: With dead ends: 92 [2018-10-10 15:18:22,886 INFO L226 Difference]: Without dead ends: 91 [2018-10-10 15:18:22,888 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-10-10 15:18:22,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-10-10 15:18:22,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 71. [2018-10-10 15:18:22,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-10-10 15:18:22,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2018-10-10 15:18:22,937 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 71 transitions. Word has length 44 [2018-10-10 15:18:22,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:18:22,938 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 71 transitions. [2018-10-10 15:18:22,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-10 15:18:22,938 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2018-10-10 15:18:22,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-10 15:18:22,941 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:18:22,942 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-10 15:18:22,943 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:18:22,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:18:22,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1681267808, now seen corresponding path program 1 times [2018-10-10 15:18:22,944 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:18:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:18:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-10 15:18:23,165 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 15:18:23,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-10-10 15:18:23,168 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-10 15:18:23,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-10 15:18:23,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-10 15:18:23,169 INFO L87 Difference]: Start difference. First operand 71 states and 71 transitions. Second operand 8 states. [2018-10-10 15:18:23,792 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-10-10 15:18:23,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:18:23,794 INFO L93 Difference]: Finished difference Result 69 states and 69 transitions. [2018-10-10 15:18:23,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-10 15:18:23,794 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 70 [2018-10-10 15:18:23,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:18:23,796 INFO L225 Difference]: With dead ends: 69 [2018-10-10 15:18:23,796 INFO L226 Difference]: Without dead ends: 0 [2018-10-10 15:18:23,797 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-10-10 15:18:23,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-10 15:18:23,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-10 15:18:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-10 15:18:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-10 15:18:23,800 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2018-10-10 15:18:23,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:18:23,800 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-10 15:18:23,801 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-10 15:18:23,801 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-10 15:18:23,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 15:18:23,807 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 03:18:23 BoogieIcfgContainer [2018-10-10 15:18:23,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 15:18:23,808 INFO L168 Benchmark]: Toolchain (without parser) took 2547.47 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: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. [2018-10-10 15:18:23,811 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. [2018-10-10 15:18:23,811 INFO L168 Benchmark]: Boogie Preprocessor took 69.03 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 15:18:23,812 INFO L168 Benchmark]: RCFGBuilder took 644.85 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 15:18:23,815 INFO L168 Benchmark]: TraceAbstraction took 1823.93 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-10-10 15:18:23,820 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 69.03 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 644.85 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. * TraceAbstraction took 1823.93 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 123]: 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, 62 locations, 1 error locations. SAFE Result, 1.7s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 106 SDtfs, 181 SDslu, 319 SDs, 0 SdLazy, 146 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=1, 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, 2 MinimizatonAttempts, 20 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 20424 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2/11 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/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-10_15-18-23-840.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength5_true-valid-memsafety.c_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-10_15-18-23-840.csv Received shutdown request...