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 0.1.23-093a8c0 [2018-10-14 16:53:32,248 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:53:32,250 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:53:32,266 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:53:32,266 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:53:32,267 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:53:32,269 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:53:32,278 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:53:32,280 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:53:32,281 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:53:32,282 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:53:32,282 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:53:32,283 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:53:32,284 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:53:32,285 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:53:32,286 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:53:32,287 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:53:32,288 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:53:32,290 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:53:32,292 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:53:32,293 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:53:32,294 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:53:32,297 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 16:53:32,297 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 16:53:32,297 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 16:53:32,298 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 16:53:32,299 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 16:53:32,300 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 16:53:32,300 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 16:53:32,302 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 16:53:32,302 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 16:53:32,303 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 16:53:32,303 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 16:53:32,303 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 16:53:32,304 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 16:53:32,304 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 16:53:32,305 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-14 16:53:32,314 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:53:32,314 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:53:32,315 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:53:32,315 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:53:32,315 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:53:32,316 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:53:32,316 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:53:32,317 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:53:32,317 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:53:32,317 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:53:32,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:53:32,317 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:53:32,318 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:53:32,318 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:53:32,319 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:53:32,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:53:32,392 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:53:32,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:53:32,399 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:53:32,399 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:53:32,400 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_11.bpl [2018-10-14 16:53:32,401 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_11.bpl' [2018-10-14 16:53:32,480 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:53:32,482 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:53:32,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:53:32,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:53:32,483 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:53:32,510 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 14.10 04:53:32" (1/1) ... [2018-10-14 16:53:32,512 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 14.10 04:53:32" (1/1) ... [2018-10-14 16:53:32,525 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 14.10 04:53:32" (1/1) ... [2018-10-14 16:53:32,525 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 14.10 04:53:32" (1/1) ... [2018-10-14 16:53:32,530 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 14.10 04:53:32" (1/1) ... [2018-10-14 16:53:32,532 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 14.10 04:53:32" (1/1) ... [2018-10-14 16:53:32,534 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 14.10 04:53:32" (1/1) ... [2018-10-14 16:53:32,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:53:32,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:53:32,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:53:32,537 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:53:32,538 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 14.10 04:53:32" (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 [2018-10-14 16:53:32,603 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:53:32,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:53:32,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:53:33,370 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:53:33,371 INFO L202 PluginConnector]: Adding new model standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:53:33 BoogieIcfgContainer [2018-10-14 16:53:33,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:53:33,373 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:53:33,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:53:33,376 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:53:33,376 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 14.10 04:53:32" (1/2) ... [2018-10-14 16:53:33,377 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 14.10 04:53:33, skipping insertion in model container [2018-10-14 16:53:33,377 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 14.10 04:53:33" (2/2) ... [2018-10-14 16:53:33,379 INFO L112 eAbstractionObserver]: Analyzing ICFG standard_strcpy_false-valid-deref_ground.i_11.bpl [2018-10-14 16:53:33,389 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:53:33,398 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:53:33,414 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:53:33,442 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:53:33,443 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:53:33,443 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:53:33,444 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:53:33,444 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:53:33,444 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:53:33,444 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:53:33,444 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:53:33,444 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:53:33,463 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2018-10-14 16:53:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-14 16:53:33,473 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:53:33,474 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] [2018-10-14 16:53:33,476 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:53:33,482 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:53:33,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1034037554, now seen corresponding path program 1 times [2018-10-14 16:53:33,532 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:53:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:53:33,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:53:33,885 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:53:33,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-14 16:53:33,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-14 16:53:33,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-14 16:53:33,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-14 16:53:33,912 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 7 states. [2018-10-14 16:53:34,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:53:34,403 INFO L93 Difference]: Finished difference Result 106 states and 106 transitions. [2018-10-14 16:53:34,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-14 16:53:34,406 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-10-14 16:53:34,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:53:34,422 INFO L225 Difference]: With dead ends: 106 [2018-10-14 16:53:34,422 INFO L226 Difference]: Without dead ends: 99 [2018-10-14 16:53:34,424 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2018-10-14 16:53:34,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-10-14 16:53:34,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 80. [2018-10-14 16:53:34,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-10-14 16:53:34,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2018-10-14 16:53:34,472 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 80 transitions. Word has length 51 [2018-10-14 16:53:34,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:53:34,472 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 80 transitions. [2018-10-14 16:53:34,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-14 16:53:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2018-10-14 16:53:34,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-14 16:53:34,476 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:53:34,476 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] [2018-10-14 16:53:34,477 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:53:34,477 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:53:34,477 INFO L82 PathProgramCache]: Analyzing trace with hash -593579612, now seen corresponding path program 1 times [2018-10-14 16:53:34,478 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:53:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:53:35,111 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:53:35,112 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:53:35,112 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-14 16:53:35,114 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-14 16:53:35,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-14 16:53:35,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-10-14 16:53:35,117 INFO L87 Difference]: Start difference. First operand 80 states and 80 transitions. Second operand 12 states. [2018-10-14 16:53:36,073 WARN L179 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2018-10-14 16:53:36,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:53:36,936 INFO L93 Difference]: Finished difference Result 100 states and 100 transitions. [2018-10-14 16:53:36,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-14 16:53:36,937 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 79 [2018-10-14 16:53:36,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:53:36,939 INFO L225 Difference]: With dead ends: 100 [2018-10-14 16:53:36,939 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:53:36,940 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2018-10-14 16:53:36,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:53:36,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:53:36,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:53:36,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:53:36,942 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2018-10-14 16:53:36,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:53:36,942 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:53:36,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-14 16:53:36,942 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:53:36,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:53:36,948 INFO L202 PluginConnector]: Adding new model standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:53:36 BoogieIcfgContainer [2018-10-14 16:53:36,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:53:36,949 INFO L168 Benchmark]: Toolchain (without parser) took 4467.73 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. [2018-10-14 16:53:36,950 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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. [2018-10-14 16:53:36,951 INFO L168 Benchmark]: Boogie Preprocessor took 53.49 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. [2018-10-14 16:53:36,952 INFO L168 Benchmark]: RCFGBuilder took 834.32 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. [2018-10-14 16:53:36,953 INFO L168 Benchmark]: TraceAbstraction took 3575.60 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. [2018-10-14 16:53:36,957 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 0.19 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 53.49 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 834.32 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 3575.60 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, 3.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 122 SDtfs, 432 SDslu, 373 SDs, 0 SdLazy, 246 SolverSat, 29 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.5s 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, 0.8s 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-0-2018-10-14_16-53-36-969.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-0-2018-10-14_16-53-36-969.csv Received shutdown request...