java -Xss4m -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/eldarica-misc/LIA/HOLA/24.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 08:45:52,407 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 08:45:52,409 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 08:45:52,422 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 08:45:52,423 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 08:45:52,424 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 08:45:52,425 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 08:45:52,426 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 08:45:52,428 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 08:45:52,428 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 08:45:52,431 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 08:45:52,431 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 08:45:52,432 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 08:45:52,433 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 08:45:52,436 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 08:45:52,437 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 08:45:52,439 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 08:45:52,440 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 08:45:52,442 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 08:45:52,443 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 08:45:52,444 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 08:45:52,446 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-25 08:45:52,446 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-25 08:45:52,447 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-25 08:45:52,447 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-25 08:45:52,448 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-25 08:45:52,449 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-25 08:45:52,450 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-25 08:45:52,451 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-25 08:45:52,451 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 08:45:52,452 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 08:45:52,452 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 08:45:52,453 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 08:45:52,453 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 08:45:52,454 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 08:45:52,454 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 08:45:52,469 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 08:45:52,469 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 08:45:52,469 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 08:45:52,470 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 08:45:52,470 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 08:45:52,471 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 08:45:52,471 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 08:45:52,471 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 08:45:52,471 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 08:45:52,471 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 08:45:52,472 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 08:45:52,472 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 08:45:52,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 08:45:52,472 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 08:45:52,472 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 08:45:52,473 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 08:45:52,473 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 08:45:52,473 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 08:45:52,473 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 08:45:52,473 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 08:45:52,474 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 08:45:52,475 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 08:45:52,475 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 08:45:52,521 INFO ]: Repository-Root is: /tmp [2018-06-25 08:45:52,538 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 08:45:52,541 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 08:45:52,544 INFO ]: Initializing SmtParser... [2018-06-25 08:45:52,545 INFO ]: SmtParser initialized [2018-06-25 08:45:52,545 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/HOLA/24.c.smt2 [2018-06-25 08:45:52,546 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/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 [2018-06-25 08:45:52,636 INFO ]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/HOLA/24.c.smt2 unknown [2018-06-25 08:45:53,080 INFO ]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/HOLA/24.c.smt2 [2018-06-25 08:45:53,084 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 08:45:53,090 INFO ]: Walking toolchain with 4 elements. [2018-06-25 08:45:53,091 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 08:45:53,091 INFO ]: Initializing ChcToBoogie... [2018-06-25 08:45:53,091 INFO ]: ChcToBoogie initialized [2018-06-25 08:45:53,094 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 08:45:53" (1/1) ... [2018-06-25 08:45:53,156 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53 Unit [2018-06-25 08:45:53,156 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 08:45:53,157 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 08:45:53,157 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 08:45:53,157 INFO ]: Boogie Preprocessor initialized [2018-06-25 08:45:53,178 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53" (1/1) ... [2018-06-25 08:45:53,178 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53" (1/1) ... [2018-06-25 08:45:53,188 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53" (1/1) ... [2018-06-25 08:45:53,189 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53" (1/1) ... [2018-06-25 08:45:53,203 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53" (1/1) ... [2018-06-25 08:45:53,205 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53" (1/1) ... [2018-06-25 08:45:53,206 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53" (1/1) ... [2018-06-25 08:45:53,209 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 08:45:53,209 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 08:45:53,209 INFO ]: Initializing RCFGBuilder... [2018-06-25 08:45:53,209 INFO ]: RCFGBuilder initialized [2018-06-25 08:45:53,210 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 08:45:53,231 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 08:45:53,232 INFO ]: Found specification of procedure gotoProc [2018-06-25 08:45:53,232 INFO ]: Found implementation of procedure gotoProc [2018-06-25 08:45:53,232 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 08:45:53,232 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 08:45:53,232 INFO ]: Found implementation of procedure Ultimate.START [2018-06-25 08:45:53,812 INFO ]: Using library mode [2018-06-25 08:45:53,812 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 08:45:53 BoogieIcfgContainer [2018-06-25 08:45:53,812 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 08:45:53,814 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-25 08:45:53,814 INFO ]: Initializing TraceAbstraction... [2018-06-25 08:45:53,817 INFO ]: TraceAbstraction initialized [2018-06-25 08:45:53,817 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 08:45:53" (1/3) ... [2018-06-25 08:45:53,818 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480c2ef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 25.06 08:45:53, skipping insertion in model container [2018-06-25 08:45:53,818 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 08:45:53" (2/3) ... [2018-06-25 08:45:53,818 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480c2ef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.06 08:45:53, skipping insertion in model container [2018-06-25 08:45:53,818 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 08:45:53" (3/3) ... [2018-06-25 08:45:53,821 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-25 08:45:53,828 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-25 08:45:53,835 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-25 08:45:53,870 INFO ]: Using default assertion order modulation [2018-06-25 08:45:53,871 INFO ]: Interprodecural is true [2018-06-25 08:45:53,871 INFO ]: Hoare is false [2018-06-25 08:45:53,871 INFO ]: Compute interpolants for FPandBP [2018-06-25 08:45:53,871 INFO ]: Backedges is TWOTRACK [2018-06-25 08:45:53,871 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-25 08:45:53,871 INFO ]: Difference is false [2018-06-25 08:45:53,871 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-25 08:45:53,871 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-25 08:45:53,889 INFO ]: Start isEmpty. Operand 40 states. [2018-06-25 08:45:53,904 INFO ]: Finished isEmpty. Found accepting run of length 28 [2018-06-25 08:45:53,904 INFO ]: Found error trace [2018-06-25 08:45:53,905 INFO ]: 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] [2018-06-25 08:45:53,906 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 08:45:53,911 INFO ]: Analyzing trace with hash -1318285126, now seen corresponding path program 1 times [2018-06-25 08:45:53,913 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 08:45:53,914 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 08:45:53,949 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:45:53,949 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 08:45:53,949 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:45:54,034 INFO ]: Conjunction of SSA is unsat [2018-06-25 08:45:55,008 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 08:45:55,011 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-25 08:45:55,011 INFO ]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-06-25 08:45:55,013 INFO ]: Interpolant automaton has 15 states [2018-06-25 08:45:55,025 INFO ]: Constructing interpolant automaton starting with 15 interpolants. [2018-06-25 08:45:55,026 INFO ]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2018-06-25 08:45:55,028 INFO ]: Start difference. First operand 40 states. Second operand 15 states. [2018-06-25 08:45:55,831 WARN ]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-06-25 08:45:56,591 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 08:45:56,591 INFO ]: Finished difference Result 112 states and 120 transitions. [2018-06-25 08:45:56,594 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-06-25 08:45:56,595 INFO ]: Start accepts. Automaton has 15 states. Word has length 27 [2018-06-25 08:45:56,595 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 08:45:56,619 INFO ]: With dead ends: 112 [2018-06-25 08:45:56,619 INFO ]: Without dead ends: 109 [2018-06-25 08:45:56,622 INFO ]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 324 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=449, Invalid=1273, Unknown=0, NotChecked=0, Total=1722 [2018-06-25 08:45:56,642 INFO ]: Start minimizeSevpa. Operand 109 states. [2018-06-25 08:45:56,671 INFO ]: Finished minimizeSevpa. Reduced states from 109 to 48. [2018-06-25 08:45:56,673 INFO ]: Start removeUnreachable. Operand 48 states. [2018-06-25 08:45:56,675 INFO ]: Finished removeUnreachable. Reduced from 48 states to 48 states and 51 transitions. [2018-06-25 08:45:56,676 INFO ]: Start accepts. Automaton has 48 states and 51 transitions. Word has length 27 [2018-06-25 08:45:56,676 INFO ]: Finished accepts. word is rejected. [2018-06-25 08:45:56,676 INFO ]: Abstraction has 48 states and 51 transitions. [2018-06-25 08:45:56,676 INFO ]: Interpolant automaton has 15 states. [2018-06-25 08:45:56,676 INFO ]: Start isEmpty. Operand 48 states and 51 transitions. [2018-06-25 08:45:56,677 INFO ]: Finished isEmpty. Found accepting run of length 34 [2018-06-25 08:45:56,677 INFO ]: Found error trace [2018-06-25 08:45:56,677 INFO ]: trace histogram [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] [2018-06-25 08:45:56,678 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 08:45:56,678 INFO ]: Analyzing trace with hash -168497614, now seen corresponding path program 1 times [2018-06-25 08:45:56,678 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 08:45:56,678 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 08:45:56,679 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:45:56,679 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 08:45:56,679 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:45:56,729 INFO ]: Conjunction of SSA is unsat [2018-06-25 08:45:57,165 INFO ]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 08:45:57,165 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-25 08:45:57,165 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-25 08:45:57,176 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 08:45:57,252 INFO ]: Conjunction of SSA is unsat [2018-06-25 08:45:57,260 INFO ]: Computing forward predicates... [2018-06-25 08:45:57,635 INFO ]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 08:45:57,662 INFO ]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-06-25 08:45:57,662 INFO ]: Number of different interpolants: perfect sequences [8] imperfect sequences [21] total 22 [2018-06-25 08:45:57,663 INFO ]: Interpolant automaton has 22 states [2018-06-25 08:45:57,663 INFO ]: Constructing interpolant automaton starting with 22 interpolants. [2018-06-25 08:45:57,663 INFO ]: CoverageRelationStatistics Valid=46, Invalid=416, Unknown=0, NotChecked=0, Total=462 [2018-06-25 08:45:57,663 INFO ]: Start difference. First operand 48 states and 51 transitions. Second operand 22 states. [2018-06-25 08:45:58,652 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 08:45:58,653 INFO ]: Finished difference Result 106 states and 113 transitions. [2018-06-25 08:45:58,654 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-06-25 08:45:58,654 INFO ]: Start accepts. Automaton has 22 states. Word has length 33 [2018-06-25 08:45:58,654 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 08:45:58,656 INFO ]: With dead ends: 106 [2018-06-25 08:45:58,656 INFO ]: Without dead ends: 104 [2018-06-25 08:45:58,657 INFO ]: 0 DeclaredPredicates, 77 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=407, Invalid=1663, Unknown=0, NotChecked=0, Total=2070 [2018-06-25 08:45:58,657 INFO ]: Start minimizeSevpa. Operand 104 states. [2018-06-25 08:45:58,661 INFO ]: Finished minimizeSevpa. Reduced states from 104 to 48. [2018-06-25 08:45:58,662 INFO ]: Start removeUnreachable. Operand 48 states. [2018-06-25 08:45:58,663 INFO ]: Finished removeUnreachable. Reduced from 48 states to 48 states and 50 transitions. [2018-06-25 08:45:58,663 INFO ]: Start accepts. Automaton has 48 states and 50 transitions. Word has length 33 [2018-06-25 08:45:58,663 INFO ]: Finished accepts. word is rejected. [2018-06-25 08:45:58,663 INFO ]: Abstraction has 48 states and 50 transitions. [2018-06-25 08:45:58,663 INFO ]: Interpolant automaton has 22 states. [2018-06-25 08:45:58,663 INFO ]: Start isEmpty. Operand 48 states and 50 transitions. [2018-06-25 08:45:58,664 INFO ]: Finished isEmpty. Found accepting run of length 40 [2018-06-25 08:45:58,664 INFO ]: Found error trace [2018-06-25 08:45:58,664 INFO ]: trace histogram [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] [2018-06-25 08:45:58,664 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 08:45:58,664 INFO ]: Analyzing trace with hash 1646543718, now seen corresponding path program 1 times [2018-06-25 08:45:58,664 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 08:45:58,664 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 08:45:58,665 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:45:58,665 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 08:45:58,665 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:45:58,696 INFO ]: Conjunction of SSA is unsat [2018-06-25 08:45:58,979 INFO ]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 08:45:58,979 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-25 08:45:58,979 INFO ]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-06-25 08:45:58,979 INFO ]: Interpolant automaton has 14 states [2018-06-25 08:45:58,979 INFO ]: Constructing interpolant automaton starting with 14 interpolants. [2018-06-25 08:45:58,979 INFO ]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2018-06-25 08:45:58,980 INFO ]: Start difference. First operand 48 states and 50 transitions. Second operand 14 states. [2018-06-25 08:46:00,464 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 08:46:00,465 INFO ]: Finished difference Result 121 states and 128 transitions. [2018-06-25 08:46:00,465 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-06-25 08:46:00,465 INFO ]: Start accepts. Automaton has 14 states. Word has length 39 [2018-06-25 08:46:00,465 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 08:46:00,466 INFO ]: With dead ends: 121 [2018-06-25 08:46:00,466 INFO ]: Without dead ends: 113 [2018-06-25 08:46:00,466 INFO ]: 0 DeclaredPredicates, 60 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=410, Invalid=1230, Unknown=0, NotChecked=0, Total=1640 [2018-06-25 08:46:00,466 INFO ]: Start minimizeSevpa. Operand 113 states. [2018-06-25 08:46:00,471 INFO ]: Finished minimizeSevpa. Reduced states from 113 to 50. [2018-06-25 08:46:00,471 INFO ]: Start removeUnreachable. Operand 50 states. [2018-06-25 08:46:00,472 INFO ]: Finished removeUnreachable. Reduced from 50 states to 50 states and 53 transitions. [2018-06-25 08:46:00,472 INFO ]: Start accepts. Automaton has 50 states and 53 transitions. Word has length 39 [2018-06-25 08:46:00,472 INFO ]: Finished accepts. word is rejected. [2018-06-25 08:46:00,472 INFO ]: Abstraction has 50 states and 53 transitions. [2018-06-25 08:46:00,472 INFO ]: Interpolant automaton has 14 states. [2018-06-25 08:46:00,473 INFO ]: Start isEmpty. Operand 50 states and 53 transitions. [2018-06-25 08:46:00,474 INFO ]: Finished isEmpty. Found accepting run of length 46 [2018-06-25 08:46:00,474 INFO ]: Found error trace [2018-06-25 08:46:00,474 INFO ]: trace histogram [3, 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] [2018-06-25 08:46:00,474 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 08:46:00,474 INFO ]: Analyzing trace with hash -1588662306, now seen corresponding path program 1 times [2018-06-25 08:46:00,474 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 08:46:00,474 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 08:46:00,475 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:46:00,476 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 08:46:00,476 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:46:00,529 INFO ]: Conjunction of SSA is unsat [2018-06-25 08:46:01,229 INFO ]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 08:46:01,229 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-25 08:46:01,230 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-25 08:46:01,245 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 08:46:01,326 INFO ]: Conjunction of SSA is unsat [2018-06-25 08:46:01,332 INFO ]: Computing forward predicates... [2018-06-25 08:46:01,555 INFO ]: Checked inductivity of 14 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 08:46:01,587 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-25 08:46:01,587 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 27] total 41 [2018-06-25 08:46:01,587 INFO ]: Interpolant automaton has 41 states [2018-06-25 08:46:01,587 INFO ]: Constructing interpolant automaton starting with 41 interpolants. [2018-06-25 08:46:01,588 INFO ]: CoverageRelationStatistics Valid=99, Invalid=1541, Unknown=0, NotChecked=0, Total=1640 [2018-06-25 08:46:01,588 INFO ]: Start difference. First operand 50 states and 53 transitions. Second operand 41 states. [2018-06-25 08:46:02,913 WARN ]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2018-06-25 08:46:05,177 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 08:46:05,177 INFO ]: Finished difference Result 155 states and 165 transitions. [2018-06-25 08:46:05,178 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2018-06-25 08:46:05,178 INFO ]: Start accepts. Automaton has 41 states. Word has length 45 [2018-06-25 08:46:05,178 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 08:46:05,180 INFO ]: With dead ends: 155 [2018-06-25 08:46:05,180 INFO ]: Without dead ends: 152 [2018-06-25 08:46:05,184 INFO ]: 0 DeclaredPredicates, 138 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2207 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1949, Invalid=8353, Unknown=0, NotChecked=0, Total=10302 [2018-06-25 08:46:05,184 INFO ]: Start minimizeSevpa. Operand 152 states. [2018-06-25 08:46:05,190 INFO ]: Finished minimizeSevpa. Reduced states from 152 to 68. [2018-06-25 08:46:05,191 INFO ]: Start removeUnreachable. Operand 68 states. [2018-06-25 08:46:05,191 INFO ]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2018-06-25 08:46:05,192 INFO ]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 45 [2018-06-25 08:46:05,192 INFO ]: Finished accepts. word is rejected. [2018-06-25 08:46:05,192 INFO ]: Abstraction has 68 states and 72 transitions. [2018-06-25 08:46:05,192 INFO ]: Interpolant automaton has 41 states. [2018-06-25 08:46:05,192 INFO ]: Start isEmpty. Operand 68 states and 72 transitions. [2018-06-25 08:46:05,193 INFO ]: Finished isEmpty. Found accepting run of length 52 [2018-06-25 08:46:05,193 INFO ]: Found error trace [2018-06-25 08:46:05,193 INFO ]: trace histogram [4, 3, 3, 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] [2018-06-25 08:46:05,193 INFO ]: === Iteration 5 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 08:46:05,193 INFO ]: Analyzing trace with hash -726375850, now seen corresponding path program 2 times [2018-06-25 08:46:05,193 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 08:46:05,193 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 08:46:05,194 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:46:05,194 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 08:46:05,194 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 08:46:05,222 INFO ]: Conjunction of SSA is unsat [2018-06-25 08:46:06,485 INFO ]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-06-25 08:46:06,485 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-25 08:46:06,485 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-25 08:46:06,499 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-06-25 08:46:06,589 INFO ]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-06-25 08:46:06,589 INFO ]: Conjunction of SSA is unsat [2018-06-25 08:46:06,597 INFO ]: Computing forward predicates... [2018-06-25 08:46:06,859 INFO ]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-06-25 08:46:06,881 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-25 08:46:06,881 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 31] total 45 [2018-06-25 08:46:06,881 INFO ]: Interpolant automaton has 45 states [2018-06-25 08:46:06,882 INFO ]: Constructing interpolant automaton starting with 45 interpolants. [2018-06-25 08:46:06,883 INFO ]: CoverageRelationStatistics Valid=114, Invalid=1866, Unknown=0, NotChecked=0, Total=1980 [2018-06-25 08:46:06,883 INFO ]: Start difference. First operand 68 states and 72 transitions. Second operand 45 states. [2018-06-25 08:46:07,806 WARN ]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2018-06-25 08:46:09,997 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 08:46:09,997 INFO ]: Finished difference Result 84 states and 89 transitions. [2018-06-25 08:46:09,997 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-06-25 08:46:09,997 INFO ]: Start accepts. Automaton has 45 states. Word has length 51 [2018-06-25 08:46:09,998 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 08:46:09,998 INFO ]: With dead ends: 84 [2018-06-25 08:46:09,998 INFO ]: Without dead ends: 0 [2018-06-25 08:46:10,000 INFO ]: 0 DeclaredPredicates, 128 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 980 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=1271, Invalid=5701, Unknown=0, NotChecked=0, Total=6972 [2018-06-25 08:46:10,000 INFO ]: Start minimizeSevpa. Operand 0 states. [2018-06-25 08:46:10,000 INFO ]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-06-25 08:46:10,000 INFO ]: Start removeUnreachable. Operand 0 states. [2018-06-25 08:46:10,000 INFO ]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-06-25 08:46:10,000 INFO ]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2018-06-25 08:46:10,000 INFO ]: Finished accepts. word is rejected. [2018-06-25 08:46:10,000 INFO ]: Abstraction has 0 states and 0 transitions. [2018-06-25 08:46:10,000 INFO ]: Interpolant automaton has 45 states. [2018-06-25 08:46:10,000 INFO ]: Start isEmpty. Operand 0 states and 0 transitions. [2018-06-25 08:46:10,000 INFO ]: Finished isEmpty. No accepting run. [2018-06-25 08:46:10,004 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.06 08:46:10 BoogieIcfgContainer [2018-06-25 08:46:10,004 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-25 08:46:10,005 INFO ]: Toolchain (without parser) took 16920.61 ms. Allocated memory was 307.8 MB in the beginning and 490.2 MB in the end (delta: 182.5 MB). Free memory was 249.3 MB in the beginning and 229.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 202.3 MB. Max. memory is 3.6 GB. [2018-06-25 08:46:10,006 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 08:46:10,006 INFO ]: ChcToBoogie took 65.78 ms. Allocated memory is still 307.8 MB. Free memory was 249.3 MB in the beginning and 246.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-25 08:46:10,007 INFO ]: Boogie Preprocessor took 52.20 ms. Allocated memory is still 307.8 MB. Free memory was 246.2 MB in the beginning and 245.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-25 08:46:10,007 INFO ]: RCFGBuilder took 602.94 ms. Allocated memory is still 307.8 MB. Free memory was 245.2 MB in the beginning and 214.1 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. [2018-06-25 08:46:10,008 INFO ]: TraceAbstraction took 16190.48 ms. Allocated memory was 307.8 MB in the beginning and 490.2 MB in the end (delta: 182.5 MB). Free memory was 214.1 MB in the beginning and 229.4 MB in the end (delta: -15.3 MB). Peak memory consumption was 167.2 MB. Max. memory is 3.6 GB. [2018-06-25 08:46:10,010 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 307.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 65.78 ms. Allocated memory is still 307.8 MB. Free memory was 249.3 MB in the beginning and 246.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 52.20 ms. Allocated memory is still 307.8 MB. Free memory was 246.2 MB in the beginning and 245.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 602.94 ms. Allocated memory is still 307.8 MB. Free memory was 245.2 MB in the beginning and 214.1 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 16190.48 ms. Allocated memory was 307.8 MB in the beginning and 490.2 MB in the end (delta: 182.5 MB). Free memory was 214.1 MB in the beginning and 229.4 MB in the end (delta: -15.3 MB). Peak memory consumption was 167.2 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [UNKNOWN] : 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 2 procedures, 40 locations, 1 error locations. SAFE Result, 16.1s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 10.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 178 SDtfs, 1641 SDslu, 3386 SDs, 0 SdLazy, 2417 SolverSat, 1060 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 446 GetRequests, 139 SyntacticMatches, 2 SemanticMatches, 305 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4123 ImplicationChecksByTransitivity, 12.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=4, 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, 5 MinimizatonAttempts, 264 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 324 NumberOfCodeBlocks, 324 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 316 ConstructedInterpolants, 0 QuantifiedInterpolants, 47566 SizeOfPredicates, 145 NumberOfNonLiveVariables, 1939 ConjunctsInSsa, 148 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 31/96 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/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/24.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-25_08-46-10-020.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/24.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-25_08-46-10-020.csv Received shutdown request...