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/openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-502d2f4 [2018-10-12 21:09:19,123 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-12 21:09:19,125 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-12 21:09:19,142 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-12 21:09:19,142 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-12 21:09:19,145 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-12 21:09:19,146 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-12 21:09:19,148 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-12 21:09:19,151 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-12 21:09:19,152 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-12 21:09:19,155 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-12 21:09:19,155 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-12 21:09:19,156 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-12 21:09:19,157 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-12 21:09:19,166 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-12 21:09:19,167 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-12 21:09:19,171 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-12 21:09:19,174 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-12 21:09:19,177 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-12 21:09:19,181 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-12 21:09:19,182 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-12 21:09:19,185 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-12 21:09:19,192 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-12 21:09:19,192 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-12 21:09:19,192 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-12 21:09:19,193 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-12 21:09:19,195 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-12 21:09:19,198 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-12 21:09:19,199 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-12 21:09:19,201 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-12 21:09:19,201 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-12 21:09:19,202 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-12 21:09:19,207 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 21:09:19,224 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-12 21:09:19,225 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-12 21:09:19,226 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-12 21:09:19,226 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-12 21:09:19,226 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-12 21:09:19,226 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-12 21:09:19,228 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-12 21:09:19,228 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-12 21:09:19,228 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-12 21:09:19,228 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-12 21:09:19,229 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-12 21:09:19,229 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-12 21:09:19,229 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-12 21:09:19,230 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-12 21:09:19,231 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-12 21:09:19,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-12 21:09:19,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-12 21:09:19,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-12 21:09:19,321 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-12 21:09:19,322 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-12 21:09:19,323 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl [2018-10-12 21:09:19,323 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl' [2018-10-12 21:09:19,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-12 21:09:19,427 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-12 21:09:19,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-12 21:09:19,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-12 21:09:19,428 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-12 21:09:19,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:19" (1/1) ... [2018-10-12 21:09:19,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:19" (1/1) ... [2018-10-12 21:09:19,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:19" (1/1) ... [2018-10-12 21:09:19,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:19" (1/1) ... [2018-10-12 21:09:19,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:19" (1/1) ... [2018-10-12 21:09:19,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:19" (1/1) ... [2018-10-12 21:09:19,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:19" (1/1) ... [2018-10-12 21:09:19,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-12 21:09:19,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-12 21:09:19,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-12 21:09:19,509 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-12 21:09:19,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:19" (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 21:09:19,586 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-12 21:09:19,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-12 21:09:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-12 21:09:20,278 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-12 21:09:20,279 INFO L202 PluginConnector]: Adding new model openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:09:20 BoogieIcfgContainer [2018-10-12 21:09:20,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-12 21:09:20,280 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-12 21:09:20,280 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-12 21:09:20,284 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-12 21:09:20,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:19" (1/2) ... [2018-10-12 21:09:20,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10dbfacf and model type openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:09:20, skipping insertion in model container [2018-10-12 21:09:20,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:09:20" (2/2) ... [2018-10-12 21:09:20,287 INFO L112 eAbstractionObserver]: Analyzing ICFG openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl [2018-10-12 21:09:20,297 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-12 21:09:20,305 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-12 21:09:20,320 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-12 21:09:20,348 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-12 21:09:20,349 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-12 21:09:20,349 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-12 21:09:20,349 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-12 21:09:20,349 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-12 21:09:20,349 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-12 21:09:20,350 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-12 21:09:20,350 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-12 21:09:20,350 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-12 21:09:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2018-10-12 21:09:20,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-12 21:09:20,381 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:09:20,382 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, 1, 1, 1] [2018-10-12 21:09:20,384 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:09:20,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:09:20,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1748847124, now seen corresponding path program 1 times [2018-10-12 21:09:20,456 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:09:20,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:09:21,121 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 21:09:21,124 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-12 21:09:21,125 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-10-12 21:09:21,130 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-12 21:09:21,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-12 21:09:21,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2018-10-12 21:09:21,151 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 11 states. [2018-10-12 21:09:21,831 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-12 21:09:22,247 WARN L178 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-10-12 21:09:22,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:09:22,584 INFO L93 Difference]: Finished difference Result 101 states and 101 transitions. [2018-10-12 21:09:22,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-12 21:09:22,586 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 54 [2018-10-12 21:09:22,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:09:22,599 INFO L225 Difference]: With dead ends: 101 [2018-10-12 21:09:22,599 INFO L226 Difference]: Without dead ends: 101 [2018-10-12 21:09:22,602 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=125, Invalid=255, Unknown=0, NotChecked=0, Total=380 [2018-10-12 21:09:22,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-10-12 21:09:22,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 79. [2018-10-12 21:09:22,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-10-12 21:09:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2018-10-12 21:09:22,647 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 79 transitions. Word has length 54 [2018-10-12 21:09:22,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:09:22,647 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 79 transitions. [2018-10-12 21:09:22,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-12 21:09:22,648 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2018-10-12 21:09:22,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-12 21:09:22,651 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:09:22,651 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2018-10-12 21:09:22,651 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:09:22,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:09:22,652 INFO L82 PathProgramCache]: Analyzing trace with hash 197745024, now seen corresponding path program 1 times [2018-10-12 21:09:22,653 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:09:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:09:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:09:23,556 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:09:23,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-10-12 21:09:23,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-10-12 21:09:23,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-10-12 21:09:23,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2018-10-12 21:09:23,561 INFO L87 Difference]: Start difference. First operand 79 states and 79 transitions. Second operand 18 states. [2018-10-12 21:09:24,735 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-10-12 21:09:25,032 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2018-10-12 21:09:25,316 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2018-10-12 21:09:25,487 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2018-10-12 21:09:25,735 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2018-10-12 21:09:26,134 WARN L178 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2018-10-12 21:09:26,486 WARN L178 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2018-10-12 21:09:27,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:09:27,028 INFO L93 Difference]: Finished difference Result 125 states and 125 transitions. [2018-10-12 21:09:27,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-12 21:09:27,030 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 78 [2018-10-12 21:09:27,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:09:27,032 INFO L225 Difference]: With dead ends: 125 [2018-10-12 21:09:27,032 INFO L226 Difference]: Without dead ends: 125 [2018-10-12 21:09:27,034 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=285, Invalid=905, Unknown=0, NotChecked=0, Total=1190 [2018-10-12 21:09:27,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-10-12 21:09:27,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 103. [2018-10-12 21:09:27,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-10-12 21:09:27,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2018-10-12 21:09:27,045 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 103 transitions. Word has length 78 [2018-10-12 21:09:27,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:09:27,046 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 103 transitions. [2018-10-12 21:09:27,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-10-12 21:09:27,046 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2018-10-12 21:09:27,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-12 21:09:27,050 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:09:27,050 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-12 21:09:27,050 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:09:27,051 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:09:27,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1681450220, now seen corresponding path program 2 times [2018-10-12 21:09:27,052 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:09:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:09:27,902 WARN L178 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2018-10-12 21:09:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:09:28,731 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:09:28,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-10-12 21:09:28,732 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-10-12 21:09:28,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-10-12 21:09:28,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=748, Unknown=0, NotChecked=0, Total=812 [2018-10-12 21:09:28,733 INFO L87 Difference]: Start difference. First operand 103 states and 103 transitions. Second operand 29 states. [2018-10-12 21:09:29,769 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2018-10-12 21:09:30,291 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2018-10-12 21:09:30,608 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2018-10-12 21:09:30,940 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2018-10-12 21:09:31,357 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2018-10-12 21:09:31,792 WARN L178 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2018-10-12 21:09:32,309 WARN L178 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 112 [2018-10-12 21:09:32,678 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 98 [2018-10-12 21:09:32,925 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2018-10-12 21:09:33,111 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2018-10-12 21:09:33,614 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2018-10-12 21:09:33,861 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2018-10-12 21:09:34,090 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2018-10-12 21:09:34,833 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-10-12 21:09:35,148 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-10-12 21:09:35,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:09:35,672 INFO L93 Difference]: Finished difference Result 149 states and 149 transitions. [2018-10-12 21:09:35,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-10-12 21:09:35,673 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 102 [2018-10-12 21:09:35,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:09:35,675 INFO L225 Difference]: With dead ends: 149 [2018-10-12 21:09:35,675 INFO L226 Difference]: Without dead ends: 149 [2018-10-12 21:09:35,677 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 415 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=614, Invalid=2926, Unknown=0, NotChecked=0, Total=3540 [2018-10-12 21:09:35,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-10-12 21:09:35,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 127. [2018-10-12 21:09:35,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-10-12 21:09:35,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 127 transitions. [2018-10-12 21:09:35,689 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 127 transitions. Word has length 102 [2018-10-12 21:09:35,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:09:35,689 INFO L481 AbstractCegarLoop]: Abstraction has 127 states and 127 transitions. [2018-10-12 21:09:35,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-10-12 21:09:35,690 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 127 transitions. [2018-10-12 21:09:35,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-12 21:09:35,691 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:09:35,692 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 21:09:35,692 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:09:35,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:09:35,693 INFO L82 PathProgramCache]: Analyzing trace with hash 500690008, now seen corresponding path program 3 times [2018-10-12 21:09:35,694 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:09:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:09:38,027 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:09:38,027 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:09:38,027 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-10-12 21:09:38,028 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-10-12 21:09:38,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-10-12 21:09:38,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=982, Unknown=0, NotChecked=0, Total=1056 [2018-10-12 21:09:38,029 INFO L87 Difference]: Start difference. First operand 127 states and 127 transitions. Second operand 33 states. [2018-10-12 21:09:39,379 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-10-12 21:09:39,756 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2018-10-12 21:09:40,713 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2018-10-12 21:09:41,183 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2018-10-12 21:09:41,418 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2018-10-12 21:09:41,781 WARN L178 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 73 [2018-10-12 21:09:42,195 WARN L178 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 76 [2018-10-12 21:09:42,459 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2018-10-12 21:09:42,946 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2018-10-12 21:09:43,125 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2018-10-12 21:09:43,403 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2018-10-12 21:09:43,726 WARN L178 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2018-10-12 21:09:44,020 WARN L178 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2018-10-12 21:09:44,330 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2018-10-12 21:09:44,601 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 81 [2018-10-12 21:09:44,837 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 73 [2018-10-12 21:09:45,042 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2018-10-12 21:09:45,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:09:45,126 INFO L93 Difference]: Finished difference Result 147 states and 147 transitions. [2018-10-12 21:09:45,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-10-12 21:09:45,128 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 126 [2018-10-12 21:09:45,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:09:45,130 INFO L225 Difference]: With dead ends: 147 [2018-10-12 21:09:45,130 INFO L226 Difference]: Without dead ends: 0 [2018-10-12 21:09:45,132 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 767 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=972, Invalid=4284, Unknown=0, NotChecked=0, Total=5256 [2018-10-12 21:09:45,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-12 21:09:45,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-12 21:09:45,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-12 21:09:45,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-12 21:09:45,133 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 126 [2018-10-12 21:09:45,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:09:45,133 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-12 21:09:45,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-10-12 21:09:45,134 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-12 21:09:45,134 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-12 21:09:45,139 INFO L202 PluginConnector]: Adding new model openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 09:09:45 BoogieIcfgContainer [2018-10-12 21:09:45,139 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-12 21:09:45,140 INFO L168 Benchmark]: Toolchain (without parser) took 25714.19 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 357.6 MB). Free memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: -333.6 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2018-10-12 21:09:45,141 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-10-12 21:09:45,142 INFO L168 Benchmark]: Boogie Preprocessor took 80.77 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. [2018-10-12 21:09:45,142 INFO L168 Benchmark]: RCFGBuilder took 770.60 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. [2018-10-12 21:09:45,143 INFO L168 Benchmark]: TraceAbstraction took 24858.88 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 357.6 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -365.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-10-12 21:09:45,147 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.77 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 770.60 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 24858.88 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 357.6 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -365.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 148]: 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, 78 locations, 1 error locations. SAFE Result, 24.8s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 18.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 234 SDtfs, 2947 SDslu, 2306 SDs, 0 SdLazy, 3225 SolverSat, 175 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 196 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1299 ImplicationChecksByTransitivity, 17.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=3, 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, 4 MinimizatonAttempts, 66 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 360 NumberOfCodeBlocks, 360 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 356 ConstructedInterpolants, 0 QuantifiedInterpolants, 491987 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/114 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/openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-12_21-09-45-158.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-12_21-09-45-158.csv Received shutdown request...