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/standard_strcpy_false-valid-deref_ground.i_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-502d2f4 [2018-10-12 21:13:25,178 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-12 21:13:25,181 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-12 21:13:25,196 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-12 21:13:25,197 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-12 21:13:25,198 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-12 21:13:25,200 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-12 21:13:25,202 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-12 21:13:25,206 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-12 21:13:25,208 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-12 21:13:25,210 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-12 21:13:25,210 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-12 21:13:25,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-12 21:13:25,214 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-12 21:13:25,221 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-12 21:13:25,223 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-12 21:13:25,223 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-12 21:13:25,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-12 21:13:25,229 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-12 21:13:25,232 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-12 21:13:25,234 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-12 21:13:25,236 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-12 21:13:25,241 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-12 21:13:25,241 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-12 21:13:25,241 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-12 21:13:25,242 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-12 21:13:25,244 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-12 21:13:25,244 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-12 21:13:25,245 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-12 21:13:25,247 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-12 21:13:25,247 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-12 21:13:25,248 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-12 21:13:25,248 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-12 21:13:25,249 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-12 21:13:25,250 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-12 21:13:25,250 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-12 21:13:25,251 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 21:13:25,269 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-12 21:13:25,269 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-12 21:13:25,270 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-12 21:13:25,271 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-12 21:13:25,271 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-12 21:13:25,271 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-12 21:13:25,272 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-12 21:13:25,272 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-12 21:13:25,272 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-12 21:13:25,272 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-12 21:13:25,273 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-12 21:13:25,273 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-12 21:13:25,273 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-12 21:13:25,274 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-12 21:13:25,274 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-12 21:13:25,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-12 21:13:25,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-12 21:13:25,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-12 21:13:25,358 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-12 21:13:25,358 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-12 21:13:25,359 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_11.bpl [2018-10-12 21:13:25,359 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_11.bpl' [2018-10-12 21:13:25,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-12 21:13:25,423 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-12 21:13:25,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-12 21:13:25,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-12 21:13:25,424 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-12 21:13:25,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:13:25" (1/1) ... [2018-10-12 21:13:25,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:13:25" (1/1) ... [2018-10-12 21:13:25,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:13:25" (1/1) ... [2018-10-12 21:13:25,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:13:25" (1/1) ... [2018-10-12 21:13:25,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:13:25" (1/1) ... [2018-10-12 21:13:25,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:13:25" (1/1) ... [2018-10-12 21:13:25,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:13:25" (1/1) ... [2018-10-12 21:13:25,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-12 21:13:25,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-12 21:13:25,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-12 21:13:25,484 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-12 21:13:25,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:13:25" (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 21:13:25,550 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-12 21:13:25,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-12 21:13:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-12 21:13:26,083 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-12 21:13:26,084 INFO L202 PluginConnector]: Adding new model standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:13:26 BoogieIcfgContainer [2018-10-12 21:13:26,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-12 21:13:26,085 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-12 21:13:26,086 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-12 21:13:26,088 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-12 21:13:26,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:13:25" (1/2) ... [2018-10-12 21:13:26,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12c67cd0 and model type standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:13:26, skipping insertion in model container [2018-10-12 21:13:26,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:13:26" (2/2) ... [2018-10-12 21:13:26,092 INFO L112 eAbstractionObserver]: Analyzing ICFG standard_strcpy_false-valid-deref_ground.i_11.bpl [2018-10-12 21:13:26,102 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-12 21:13:26,111 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-12 21:13:26,128 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-12 21:13:26,157 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-12 21:13:26,158 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-12 21:13:26,159 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-12 21:13:26,159 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-12 21:13:26,159 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-12 21:13:26,159 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-12 21:13:26,159 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-12 21:13:26,159 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-12 21:13:26,160 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-12 21:13:26,179 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2018-10-12 21:13:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-12 21:13:26,189 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:13:26,191 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] [2018-10-12 21:13:26,192 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:13:26,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:13:26,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1034037554, now seen corresponding path program 1 times [2018-10-12 21:13:26,249 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:13:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:13:26,598 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 21:13:26,601 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-12 21:13:26,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-12 21:13:26,607 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-12 21:13:26,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-12 21:13:26,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-12 21:13:26,627 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 7 states. [2018-10-12 21:13:27,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:13:27,123 INFO L93 Difference]: Finished difference Result 106 states and 106 transitions. [2018-10-12 21:13:27,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-12 21:13:27,125 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-10-12 21:13:27,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:13:27,146 INFO L225 Difference]: With dead ends: 106 [2018-10-12 21:13:27,146 INFO L226 Difference]: Without dead ends: 99 [2018-10-12 21:13:27,148 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2018-10-12 21:13:27,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-10-12 21:13:27,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 80. [2018-10-12 21:13:27,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-10-12 21:13:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2018-10-12 21:13:27,211 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 80 transitions. Word has length 51 [2018-10-12 21:13:27,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:13:27,212 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 80 transitions. [2018-10-12 21:13:27,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-12 21:13:27,213 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2018-10-12 21:13:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-12 21:13:27,219 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:13:27,219 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:13:27,220 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:13:27,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:13:27,221 INFO L82 PathProgramCache]: Analyzing trace with hash -593579612, now seen corresponding path program 1 times [2018-10-12 21:13:27,223 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:13:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:13:27,738 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:13:27,739 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:13:27,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-12 21:13:27,741 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-12 21:13:27,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-12 21:13:27,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-10-12 21:13:27,742 INFO L87 Difference]: Start difference. First operand 80 states and 80 transitions. Second operand 12 states. [2018-10-12 21:13:28,683 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2018-10-12 21:13:29,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:13:29,415 INFO L93 Difference]: Finished difference Result 100 states and 100 transitions. [2018-10-12 21:13:29,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-12 21:13:29,416 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 79 [2018-10-12 21:13:29,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:13:29,417 INFO L225 Difference]: With dead ends: 100 [2018-10-12 21:13:29,417 INFO L226 Difference]: Without dead ends: 0 [2018-10-12 21:13:29,420 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2018-10-12 21:13:29,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-12 21:13:29,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-12 21:13:29,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-12 21:13:29,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-12 21:13:29,422 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2018-10-12 21:13:29,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:13:29,422 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-12 21:13:29,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-12 21:13:29,423 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-12 21:13:29,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-12 21:13:29,429 INFO L202 PluginConnector]: Adding new model standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 09:13:29 BoogieIcfgContainer [2018-10-12 21:13:29,429 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-12 21:13:29,430 INFO L168 Benchmark]: Toolchain (without parser) took 4008.58 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: 169.2 MB). Peak memory consumption was 169.2 MB. Max. memory is 7.1 GB. [2018-10-12 21:13:29,432 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 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 21:13:29,433 INFO L168 Benchmark]: Boogie Preprocessor took 59.96 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 21:13:29,436 INFO L168 Benchmark]: RCFGBuilder took 600.47 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 21:13:29,437 INFO L168 Benchmark]: TraceAbstraction took 3344.09 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 21:13:29,441 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 0.15 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 59.96 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 600.47 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 3344.09 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. * 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, 73 locations, 1 error locations. SAFE Result, 3.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 2.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 122 SDtfs, 432 SDslu, 373 SDs, 0 SdLazy, 246 SolverSat, 29 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred 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, 19 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 128 ConstructedInterpolants, 0 QuantifiedInterpolants, 57520 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1/9 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/standard_strcpy_false-valid-deref_ground.i_11.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-12_21-13-29-459.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/standard_strcpy_false-valid-deref_ground.i_11.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-12_21-13-29-459.csv Received shutdown request...