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/strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-502d2f4 [2018-10-12 21:14:17,145 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-12 21:14:17,147 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-12 21:14:17,159 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-12 21:14:17,160 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-12 21:14:17,161 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-12 21:14:17,162 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-12 21:14:17,171 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-12 21:14:17,173 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-12 21:14:17,174 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-12 21:14:17,175 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-12 21:14:17,175 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-12 21:14:17,176 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-12 21:14:17,177 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-12 21:14:17,178 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-12 21:14:17,179 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-12 21:14:17,180 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-12 21:14:17,181 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-12 21:14:17,183 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-12 21:14:17,185 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-12 21:14:17,186 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-12 21:14:17,188 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-12 21:14:17,192 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-12 21:14:17,193 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-12 21:14:17,193 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-12 21:14:17,195 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-12 21:14:17,196 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-12 21:14:17,197 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-12 21:14:17,198 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-12 21:14:17,199 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-12 21:14:17,200 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-12 21:14:17,200 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-12 21:14:17,200 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-12 21:14:17,201 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-12 21:14:17,202 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-12 21:14:17,203 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-12 21:14:17,203 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-12 21:14:17,222 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-12 21:14:17,222 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-12 21:14:17,224 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-12 21:14:17,225 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-12 21:14:17,225 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-12 21:14:17,225 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-12 21:14:17,226 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-12 21:14:17,226 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-12 21:14:17,226 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-12 21:14:17,226 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-12 21:14:17,226 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-12 21:14:17,227 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-12 21:14:17,227 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-12 21:14:17,228 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-12 21:14:17,231 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-12 21:14:17,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-12 21:14:17,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-12 21:14:17,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-12 21:14:17,320 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-12 21:14:17,321 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-12 21:14:17,322 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl [2018-10-12 21:14:17,322 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl' [2018-10-12 21:14:17,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-12 21:14:17,417 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-12 21:14:17,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-12 21:14:17,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-12 21:14:17,418 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-12 21:14:17,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:14:17" (1/1) ... [2018-10-12 21:14:17,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:14:17" (1/1) ... [2018-10-12 21:14:17,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:14:17" (1/1) ... [2018-10-12 21:14:17,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:14:17" (1/1) ... [2018-10-12 21:14:17,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:14:17" (1/1) ... [2018-10-12 21:14:17,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:14:17" (1/1) ... [2018-10-12 21:14:17,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:14:17" (1/1) ... [2018-10-12 21:14:17,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-12 21:14:17,499 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-12 21:14:17,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-12 21:14:17,499 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-12 21:14:17,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:14:17" (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 [2018-10-12 21:14:17,579 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-12 21:14:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-12 21:14:17,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-12 21:14:18,086 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-12 21:14:18,087 INFO L202 PluginConnector]: Adding new model strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:14:18 BoogieIcfgContainer [2018-10-12 21:14:18,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-12 21:14:18,088 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-12 21:14:18,088 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-12 21:14:18,091 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-12 21:14:18,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:14:17" (1/2) ... [2018-10-12 21:14:18,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49bafe96 and model type strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:14:18, skipping insertion in model container [2018-10-12 21:14:18,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:14:18" (2/2) ... [2018-10-12 21:14:18,095 INFO L112 eAbstractionObserver]: Analyzing ICFG strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl [2018-10-12 21:14:18,105 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-12 21:14:18,113 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-12 21:14:18,130 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-12 21:14:18,158 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-12 21:14:18,159 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-12 21:14:18,159 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-12 21:14:18,159 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-12 21:14:18,159 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-12 21:14:18,160 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-12 21:14:18,160 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-12 21:14:18,160 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-12 21:14:18,160 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-12 21:14:18,178 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states. [2018-10-12 21:14:18,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-12 21:14:18,188 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:14:18,189 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] [2018-10-12 21:14:18,190 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:14:18,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:14:18,196 INFO L82 PathProgramCache]: Analyzing trace with hash -214612980, now seen corresponding path program 1 times [2018-10-12 21:14:18,245 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:14:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:14:18,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:14:18,792 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-12 21:14:18,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-12 21:14:18,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-12 21:14:18,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-12 21:14:18,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-10-12 21:14:18,818 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 9 states. [2018-10-12 21:14:19,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:14:19,537 INFO L93 Difference]: Finished difference Result 85 states and 85 transitions. [2018-10-12 21:14:19,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-12 21:14:19,539 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 41 [2018-10-12 21:14:19,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:14:19,553 INFO L225 Difference]: With dead ends: 85 [2018-10-12 21:14:19,553 INFO L226 Difference]: Without dead ends: 85 [2018-10-12 21:14:19,556 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-10-12 21:14:19,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-10-12 21:14:19,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 65. [2018-10-12 21:14:19,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-10-12 21:14:19,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2018-10-12 21:14:19,604 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 65 transitions. Word has length 41 [2018-10-12 21:14:19,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:14:19,605 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 65 transitions. [2018-10-12 21:14:19,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-12 21:14:19,605 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2018-10-12 21:14:19,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-12 21:14:19,608 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:14:19,608 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:14:19,609 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:14:19,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:14:19,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1653893598, now seen corresponding path program 1 times [2018-10-12 21:14:19,610 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:14:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:14:20,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-12 21:14:20,173 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:14:20,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-10-12 21:14:20,175 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-12 21:14:20,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-12 21:14:20,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-10-12 21:14:20,177 INFO L87 Difference]: Start difference. First operand 65 states and 65 transitions. Second operand 10 states. [2018-10-12 21:14:20,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:14:20,575 INFO L93 Difference]: Finished difference Result 63 states and 63 transitions. [2018-10-12 21:14:20,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-12 21:14:20,576 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2018-10-12 21:14:20,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:14:20,578 INFO L225 Difference]: With dead ends: 63 [2018-10-12 21:14:20,578 INFO L226 Difference]: Without dead ends: 0 [2018-10-12 21:14:20,580 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2018-10-12 21:14:20,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-12 21:14:20,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-12 21:14:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-12 21:14:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-12 21:14:20,582 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2018-10-12 21:14:20,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:14:20,582 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-12 21:14:20,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-12 21:14:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-12 21:14:20,583 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-12 21:14:20,588 INFO L202 PluginConnector]: Adding new model strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 09:14:20 BoogieIcfgContainer [2018-10-12 21:14:20,588 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-12 21:14:20,589 INFO L168 Benchmark]: Toolchain (without parser) took 3174.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 7.1 GB. [2018-10-12 21:14:20,591 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. [2018-10-12 21:14:20,592 INFO L168 Benchmark]: Boogie Preprocessor took 78.89 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. [2018-10-12 21:14:20,593 INFO L168 Benchmark]: RCFGBuilder took 588.39 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. [2018-10-12 21:14:20,594 INFO L168 Benchmark]: TraceAbstraction took 2500.11 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. [2018-10-12 21:14:20,598 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 78.89 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 588.39 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. * TraceAbstraction took 2500.11 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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, 65 locations, 1 error locations. SAFE Result, 2.4s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 77 SDtfs, 523 SDslu, 259 SDs, 0 SdLazy, 255 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred 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, 2 MinimizatonAttempts, 20 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 103 ConstructedInterpolants, 0 QuantifiedInterpolants, 21665 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1/2 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/strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-12_21-14-20-610.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/strreplace-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-12_21-14-20-610.csv Received shutdown request...