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/optional_data_creation_test04_true-valid-memsafety.i_23.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 16:50:52,940 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:50:52,942 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:50:52,953 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:50:52,953 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:50:52,954 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:50:52,955 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:50:52,957 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:50:52,958 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:50:52,959 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:50:52,960 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:50:52,960 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:50:52,961 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:50:52,962 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:50:52,963 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:50:52,964 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:50:52,965 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:50:52,967 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:50:52,969 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:50:52,970 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:50:52,972 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:50:52,973 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:50:52,975 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 16:50:52,976 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 16:50:52,976 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 16:50:52,977 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 16:50:52,978 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 16:50:52,978 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 16:50:52,979 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 16:50:52,980 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 16:50:52,981 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 16:50:52,981 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 16:50:52,982 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 16:50:52,982 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 16:50:52,983 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 16:50:52,983 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 16:50:52,984 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 16:50:52,993 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:50:52,994 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:50:52,994 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:50:52,995 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:50:52,995 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:50:52,995 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:50:52,996 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:50:52,996 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:50:52,996 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:50:52,996 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:50:52,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:50:52,997 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:50:52,997 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:50:52,998 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:50:52,998 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:50:53,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:50:53,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:50:53,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:50:53,064 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:50:53,064 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:50:53,065 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/optional_data_creation_test04_true-valid-memsafety.i_23.bpl [2018-10-14 16:50:53,065 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/optional_data_creation_test04_true-valid-memsafety.i_23.bpl' [2018-10-14 16:50:53,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:50:53,143 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:50:53,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:50:53,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:50:53,144 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:50:53,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:50:53" (1/1) ... [2018-10-14 16:50:53,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:50:53" (1/1) ... [2018-10-14 16:50:53,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:50:53" (1/1) ... [2018-10-14 16:50:53,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:50:53" (1/1) ... [2018-10-14 16:50:53,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:50:53" (1/1) ... [2018-10-14 16:50:53,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:50:53" (1/1) ... [2018-10-14 16:50:53,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:50:53" (1/1) ... [2018-10-14 16:50:53,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:50:53,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:50:53,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:50:53,209 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:50:53,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:50:53" (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 16:50:53,285 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:50:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:50:53,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:50:53,961 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:50:53,962 INFO L202 PluginConnector]: Adding new model optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:50:53 BoogieIcfgContainer [2018-10-14 16:50:53,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:50:53,964 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:50:53,964 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:50:53,967 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:50:53,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:50:53" (1/2) ... [2018-10-14 16:50:53,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60eeaad0 and model type optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:50:53, skipping insertion in model container [2018-10-14 16:50:53,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:50:53" (2/2) ... [2018-10-14 16:50:53,971 INFO L112 eAbstractionObserver]: Analyzing ICFG optional_data_creation_test04_true-valid-memsafety.i_23.bpl [2018-10-14 16:50:53,980 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:50:53,989 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:50:54,005 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:50:54,033 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:50:54,033 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:50:54,033 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:50:54,034 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:50:54,034 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:50:54,034 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:50:54,034 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:50:54,034 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:50:54,034 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:50:54,051 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2018-10-14 16:50:54,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-14 16:50:54,061 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:50:54,062 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] [2018-10-14 16:50:54,063 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:50:54,069 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:50:54,069 INFO L82 PathProgramCache]: Analyzing trace with hash 324812609, now seen corresponding path program 1 times [2018-10-14 16:50:54,119 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:50:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:50:54,688 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-10-14 16:50:54,716 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 16:50:54,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:50:54,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-14 16:50:54,724 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-14 16:50:54,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-14 16:50:54,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-10-14 16:50:54,739 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 9 states. [2018-10-14 16:50:55,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:50:55,820 INFO L93 Difference]: Finished difference Result 144 states and 144 transitions. [2018-10-14 16:50:55,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-14 16:50:55,822 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 41 [2018-10-14 16:50:55,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:50:55,836 INFO L225 Difference]: With dead ends: 144 [2018-10-14 16:50:55,837 INFO L226 Difference]: Without dead ends: 144 [2018-10-14 16:50:55,839 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2018-10-14 16:50:55,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-10-14 16:50:55,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 100. [2018-10-14 16:50:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-10-14 16:50:55,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 100 transitions. [2018-10-14 16:50:55,888 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 100 transitions. Word has length 41 [2018-10-14 16:50:55,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:50:55,888 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 100 transitions. [2018-10-14 16:50:55,889 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-14 16:50:55,889 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 100 transitions. [2018-10-14 16:50:55,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-14 16:50:55,893 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:50:55,893 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:50:55,895 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:50:55,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:50:55,895 INFO L82 PathProgramCache]: Analyzing trace with hash -1454137313, now seen corresponding path program 1 times [2018-10-14 16:50:55,896 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:50:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:50:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:50:56,635 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:50:56,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-14 16:50:56,640 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-14 16:50:56,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-14 16:50:56,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-10-14 16:50:56,641 INFO L87 Difference]: Start difference. First operand 100 states and 100 transitions. Second operand 12 states. [2018-10-14 16:50:57,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:50:57,390 INFO L93 Difference]: Finished difference Result 142 states and 142 transitions. [2018-10-14 16:50:57,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-14 16:50:57,391 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 99 [2018-10-14 16:50:57,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:50:57,393 INFO L225 Difference]: With dead ends: 142 [2018-10-14 16:50:57,393 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:50:57,394 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2018-10-14 16:50:57,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:50:57,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:50:57,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:50:57,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:50:57,395 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 99 [2018-10-14 16:50:57,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:50:57,396 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:50:57,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-14 16:50:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:50:57,396 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:50:57,401 INFO L202 PluginConnector]: Adding new model optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:50:57 BoogieIcfgContainer [2018-10-14 16:50:57,401 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:50:57,402 INFO L168 Benchmark]: Toolchain (without parser) took 4259.43 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 179.8 MB). Peak memory consumption was 179.8 MB. Max. memory is 7.1 GB. [2018-10-14 16:50:57,403 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. [2018-10-14 16:50:57,403 INFO L168 Benchmark]: Boogie Preprocessor took 63.77 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. [2018-10-14 16:50:57,404 INFO L168 Benchmark]: RCFGBuilder took 754.09 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-14 16:50:57,406 INFO L168 Benchmark]: TraceAbstraction took 3437.20 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: 148.0 MB). Peak memory consumption was 148.0 MB. Max. memory is 7.1 GB. [2018-10-14 16:50:57,413 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 63.77 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 754.09 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3437.20 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: 148.0 MB). Peak memory consumption was 148.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 179]: 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, 86 locations, 1 error locations. SAFE Result, 3.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 1.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 171 SDtfs, 836 SDslu, 448 SDs, 0 SdLazy, 347 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred 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, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 138 ConstructedInterpolants, 0 QuantifiedInterpolants, 44032 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1/16 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/optional_data_creation_test04_true-valid-memsafety.i_23.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-14_16-50-57-427.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/optional_data_creation_test04_true-valid-memsafety.i_23.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-14_16-50-57-427.csv Received shutdown request...