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/AutomizerBplTransformed.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181015-LoopsPathprograms/simple_vardep_true-unreach-call2_true-termination.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2d08e6e [2018-10-15 13:13:22,441 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 13:13:22,443 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 13:13:22,455 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 13:13:22,455 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 13:13:22,456 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 13:13:22,458 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 13:13:22,460 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 13:13:22,462 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 13:13:22,463 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 13:13:22,464 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 13:13:22,464 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 13:13:22,465 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 13:13:22,466 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 13:13:22,467 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 13:13:22,468 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 13:13:22,469 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 13:13:22,471 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 13:13:22,473 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 13:13:22,475 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 13:13:22,476 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 13:13:22,477 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 13:13:22,480 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-15 13:13:22,480 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-15 13:13:22,480 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-15 13:13:22,481 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-15 13:13:22,482 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-15 13:13:22,483 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-15 13:13:22,484 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-15 13:13:22,485 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-15 13:13:22,486 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-15 13:13:22,486 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-15 13:13:22,487 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-15 13:13:22,487 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-15 13:13:22,488 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-15 13:13:22,489 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-15 13:13:22,489 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-15 13:13:22,499 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 13:13:22,500 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 13:13:22,501 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-15 13:13:22,501 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-15 13:13:22,501 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-15 13:13:22,501 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-15 13:13:22,502 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 13:13:22,502 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-15 13:13:22,503 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 13:13:22,503 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-15 13:13:22,503 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-15 13:13:22,503 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-15 13:13:22,504 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-15 13:13:22,505 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-15 13:13:22,505 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-15 13:13:22,547 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 13:13:22,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 13:13:22,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 13:13:22,566 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-15 13:13:22,567 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-15 13:13:22,568 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/simple_vardep_true-unreach-call2_true-termination.i_2.bpl [2018-10-15 13:13:22,568 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/simple_vardep_true-unreach-call2_true-termination.i_2.bpl' [2018-10-15 13:13:22,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 13:13:22,624 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-15 13:13:22,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-15 13:13:22,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-15 13:13:22,625 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-15 13:13:22,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:13:22" (1/1) ... [2018-10-15 13:13:22,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:13:22" (1/1) ... [2018-10-15 13:13:22,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:13:22" (1/1) ... [2018-10-15 13:13:22,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:13:22" (1/1) ... [2018-10-15 13:13:22,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:13:22" (1/1) ... [2018-10-15 13:13:22,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:13:22" (1/1) ... [2018-10-15 13:13:22,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:13:22" (1/1) ... [2018-10-15 13:13:22,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-15 13:13:22,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-15 13:13:22,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-15 13:13:22,679 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-15 13:13:22,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:13:22" (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 [2018-10-15 13:13:22,765 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-15 13:13:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-15 13:13:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-15 13:13:23,085 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-15 13:13:23,086 INFO L202 PluginConnector]: Adding new model simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:13:23 BoogieIcfgContainer [2018-10-15 13:13:23,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-15 13:13:23,087 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-15 13:13:23,087 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-15 13:13:23,088 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-15 13:13:23,092 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:13:23" (1/1) ... [2018-10-15 13:13:23,097 WARN L219 ansformationObserver]: HeapSeparator: input icfg has no '#valid' array -- returning unchanged Icfg! [2018-10-15 13:13:23,113 INFO L202 PluginConnector]: Adding new model simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 15.10 01:13:23 BasicIcfg [2018-10-15 13:13:23,113 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-10-15 13:13:23,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-15 13:13:23,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-15 13:13:23,118 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-15 13:13:23,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:13:22" (1/3) ... [2018-10-15 13:13:23,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd258f9 and model type simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:13:23, skipping insertion in model container [2018-10-15 13:13:23,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:13:23" (2/3) ... [2018-10-15 13:13:23,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd258f9 and model type simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:13:23, skipping insertion in model container [2018-10-15 13:13:23,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 15.10 01:13:23" (3/3) ... [2018-10-15 13:13:23,122 INFO L112 eAbstractionObserver]: Analyzing ICFG simple_vardep_true-unreach-call2_true-termination.i_2.bplleft_unchanged_by_heapseparator [2018-10-15 13:13:23,132 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-15 13:13:23,141 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-15 13:13:23,159 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-15 13:13:23,194 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-15 13:13:23,197 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-15 13:13:23,197 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-15 13:13:23,197 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-15 13:13:23,197 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-15 13:13:23,197 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-15 13:13:23,198 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-15 13:13:23,198 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-15 13:13:23,198 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-15 13:13:23,212 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-10-15 13:13:23,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-15 13:13:23,221 INFO L367 BasicCegarLoop]: Found error trace [2018-10-15 13:13:23,222 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-15 13:13:23,223 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-15 13:13:23,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-15 13:13:23,230 INFO L82 PathProgramCache]: Analyzing trace with hash 645748222, now seen corresponding path program 1 times [2018-10-15 13:13:23,282 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-15 13:13:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-15 13:13:24,473 WARN L179 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 31 [2018-10-15 13:13:24,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-15 13:13:24,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-15 13:13:24,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-10-15 13:13:24,574 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-15 13:13:24,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-15 13:13:24,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-10-15 13:13:24,595 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 10 states. [2018-10-15 13:13:45,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-15 13:13:45,315 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2018-10-15 13:13:45,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-15 13:13:45,319 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2018-10-15 13:13:45,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-15 13:13:45,328 INFO L225 Difference]: With dead ends: 21 [2018-10-15 13:13:45,328 INFO L226 Difference]: Without dead ends: 0 [2018-10-15 13:13:45,330 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-10-15 13:13:45,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-15 13:13:45,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-15 13:13:45,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-15 13:13:45,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-15 13:13:45,359 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2018-10-15 13:13:45,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-15 13:13:45,361 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-15 13:13:45,362 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-15 13:13:45,362 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-15 13:13:45,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-15 13:13:45,367 INFO L202 PluginConnector]: Adding new model simple_vardep_true-unreach-call2_true-termination.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:13:45 BasicIcfg [2018-10-15 13:13:45,368 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-15 13:13:45,369 INFO L168 Benchmark]: Toolchain (without parser) took 22746.39 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: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-10-15 13:13:45,370 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. [2018-10-15 13:13:45,371 INFO L168 Benchmark]: Boogie Preprocessor took 54.07 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. [2018-10-15 13:13:45,372 INFO L168 Benchmark]: RCFGBuilder took 407.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-15 13:13:45,373 INFO L168 Benchmark]: IcfgTransformer took 26.16 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. [2018-10-15 13:13:45,374 INFO L168 Benchmark]: TraceAbstraction took 22253.90 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-10-15 13:13:45,379 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 54.07 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 407.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * IcfgTransformer took 26.16 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. * TraceAbstraction took 22253.90 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 37]: 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, 18 locations, 1 error locations. SAFE Result, 22.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 20.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7 SDtfs, 19 SDslu, 21 SDs, 0 SdLazy, 87 SolverSat, 9 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 20.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 3220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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/simple_vardep_true-unreach-call2_true-termination.i_2.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-15_13-13-45-391.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/simple_vardep_true-unreach-call2_true-termination.i_2.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-15_13-13-45-391.csv Received shutdown request...