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/vmt-chc-benchmarks/lustre/swimmingpool_6_e7_10_e7_341.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 17:19:46,817 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 17:19:46,820 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 17:19:46,832 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 17:19:46,832 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 17:19:46,834 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 17:19:46,835 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 17:19:46,837 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 17:19:46,839 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 17:19:46,840 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 17:19:46,841 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 17:19:46,841 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 17:19:46,842 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 17:19:46,844 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 17:19:46,845 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 17:19:46,846 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 17:19:46,847 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 17:19:46,849 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 17:19:46,851 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 17:19:46,852 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 17:19:46,859 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 17:19:46,862 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-25 17:19:46,862 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-25 17:19:46,862 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-25 17:19:46,863 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-25 17:19:46,864 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-25 17:19:46,875 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-25 17:19:46,875 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-25 17:19:46,877 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-25 17:19:46,877 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 17:19:46,877 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 17:19:46,878 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 17:19:46,878 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 17:19:46,879 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 17:19:46,880 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 17:19:46,880 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 17:19:46,896 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 17:19:46,896 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 17:19:46,897 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 17:19:46,897 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 17:19:46,898 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 17:19:46,898 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 17:19:46,898 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 17:19:46,898 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 17:19:46,899 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 17:19:46,899 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 17:19:46,899 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 17:19:46,899 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 17:19:46,899 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 17:19:46,900 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 17:19:46,900 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 17:19:46,900 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 17:19:46,900 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 17:19:46,900 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 17:19:46,901 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 17:19:46,901 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 17:19:46,901 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 17:19:46,903 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 17:19:46,903 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 17:19:46,955 INFO ]: Repository-Root is: /tmp [2018-06-25 17:19:46,968 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 17:19:46,972 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 17:19:46,974 INFO ]: Initializing SmtParser... [2018-06-25 17:19:46,974 INFO ]: SmtParser initialized [2018-06-25 17:19:46,975 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/swimmingpool_6_e7_10_e7_341.smt2 [2018-06-25 17:19:46,976 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 17:19:47,084 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/swimmingpool_6_e7_10_e7_341.smt2 unknown [2018-06-25 17:19:47,744 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/swimmingpool_6_e7_10_e7_341.smt2 [2018-06-25 17:19:47,756 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 17:19:47,770 INFO ]: Walking toolchain with 4 elements. [2018-06-25 17:19:47,771 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 17:19:47,771 INFO ]: Initializing ChcToBoogie... [2018-06-25 17:19:47,771 INFO ]: ChcToBoogie initialized [2018-06-25 17:19:47,775 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 05:19:47" (1/1) ... [2018-06-25 17:19:47,894 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47 Unit [2018-06-25 17:19:47,894 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 17:19:47,895 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 17:19:47,895 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 17:19:47,895 INFO ]: Boogie Preprocessor initialized [2018-06-25 17:19:47,931 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47" (1/1) ... [2018-06-25 17:19:47,931 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47" (1/1) ... [2018-06-25 17:19:47,954 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47" (1/1) ... [2018-06-25 17:19:47,954 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47" (1/1) ... [2018-06-25 17:19:47,974 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47" (1/1) ... [2018-06-25 17:19:47,975 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47" (1/1) ... [2018-06-25 17:19:47,978 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47" (1/1) ... [2018-06-25 17:19:47,987 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 17:19:47,988 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 17:19:47,988 INFO ]: Initializing RCFGBuilder... [2018-06-25 17:19:47,988 INFO ]: RCFGBuilder initialized [2018-06-25 17:19:47,998 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47" (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) [2018-06-25 17:19:48,028 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 17:19:48,028 INFO ]: Found specification of procedure gotoProc [2018-06-25 17:19:48,028 INFO ]: Found implementation of procedure gotoProc [2018-06-25 17:19:48,028 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 17:19:48,028 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 17:19:48,028 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 17:19:48,615 INFO ]: Using library mode [2018-06-25 17:19:48,616 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 05:19:48 BoogieIcfgContainer [2018-06-25 17:19:48,616 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 17:19:48,617 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-25 17:19:48,618 INFO ]: Initializing TraceAbstraction... [2018-06-25 17:19:48,622 INFO ]: TraceAbstraction initialized [2018-06-25 17:19:48,622 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 05:19:47" (1/3) ... [2018-06-25 17:19:48,623 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a0fb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 25.06 05:19:48, skipping insertion in model container [2018-06-25 17:19:48,623 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:19:47" (2/3) ... [2018-06-25 17:19:48,624 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a0fb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.06 05:19:48, skipping insertion in model container [2018-06-25 17:19:48,624 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 05:19:48" (3/3) ... [2018-06-25 17:19:48,626 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-25 17:19:48,636 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-25 17:19:48,651 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-25 17:19:48,709 INFO ]: Using default assertion order modulation [2018-06-25 17:19:48,710 INFO ]: Interprodecural is true [2018-06-25 17:19:48,710 INFO ]: Hoare is false [2018-06-25 17:19:48,710 INFO ]: Compute interpolants for FPandBP [2018-06-25 17:19:48,710 INFO ]: Backedges is TWOTRACK [2018-06-25 17:19:48,710 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-25 17:19:48,710 INFO ]: Difference is false [2018-06-25 17:19:48,710 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-25 17:19:48,710 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-25 17:19:48,731 INFO ]: Start isEmpty. Operand 10 states. [2018-06-25 17:19:48,746 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-25 17:19:48,746 INFO ]: Found error trace [2018-06-25 17:19:48,747 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-25 17:19:48,748 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 17:19:48,779 INFO ]: Analyzing trace with hash 1284994894, now seen corresponding path program 1 times [2018-06-25 17:19:48,781 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 17:19:48,782 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 17:19:48,835 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:19:48,835 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 17:19:48,835 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:19:48,995 INFO ]: Conjunction of SSA is unsat [2018-06-25 17:19:49,209 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 17:19:49,212 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-25 17:19:49,212 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-25 17:19:49,214 INFO ]: Interpolant automaton has 3 states [2018-06-25 17:19:49,232 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-25 17:19:49,232 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-25 17:19:49,235 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-25 17:19:49,338 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 17:19:49,338 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-25 17:19:49,339 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-25 17:19:49,340 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-25 17:19:49,340 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 17:19:49,354 INFO ]: With dead ends: 9 [2018-06-25 17:19:49,354 INFO ]: Without dead ends: 9 [2018-06-25 17:19:49,356 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-25 17:19:49,375 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-25 17:19:49,432 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-25 17:19:49,434 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-25 17:19:49,434 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-25 17:19:49,436 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-25 17:19:49,436 INFO ]: Finished accepts. word is rejected. [2018-06-25 17:19:49,436 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-25 17:19:49,436 INFO ]: Interpolant automaton has 3 states. [2018-06-25 17:19:49,442 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-25 17:19:49,442 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-25 17:19:49,442 INFO ]: Found error trace [2018-06-25 17:19:49,442 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-25 17:19:49,442 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 17:19:49,443 INFO ]: Analyzing trace with hash 1180964567, now seen corresponding path program 1 times [2018-06-25 17:19:49,443 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 17:19:49,443 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 17:19:49,444 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:19:49,444 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 17:19:49,444 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:19:49,598 INFO ]: Conjunction of SSA is unsat [2018-06-25 17:19:49,950 WARN ]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-06-25 17:19:49,951 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 17:19:49,952 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-25 17:19:49,952 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 17:19:49,978 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 17:19:50,233 INFO ]: Conjunction of SSA is unsat [2018-06-25 17:19:50,249 INFO ]: Computing forward predicates... [2018-06-25 17:19:50,583 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:51,807 WARN ]: Spent 217.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 6 [2018-06-25 17:19:51,820 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 17:19:51,853 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-25 17:19:51,853 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2018-06-25 17:19:51,854 INFO ]: Interpolant automaton has 5 states [2018-06-25 17:19:51,854 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-25 17:19:51,854 INFO ]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-06-25 17:19:51,854 INFO ]: Start difference. First operand 9 states and 9 transitions. Second operand 5 states. [2018-06-25 17:19:52,042 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 17:19:52,043 INFO ]: Finished difference Result 10 states and 10 transitions. [2018-06-25 17:19:52,070 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-25 17:19:52,070 INFO ]: Start accepts. Automaton has 5 states. Word has length 8 [2018-06-25 17:19:52,070 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 17:19:52,070 INFO ]: With dead ends: 10 [2018-06-25 17:19:52,071 INFO ]: Without dead ends: 10 [2018-06-25 17:19:52,071 INFO ]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-06-25 17:19:52,071 INFO ]: Start minimizeSevpa. Operand 10 states. [2018-06-25 17:19:52,072 INFO ]: Finished minimizeSevpa. Reduced states from 10 to 10. [2018-06-25 17:19:52,072 INFO ]: Start removeUnreachable. Operand 10 states. [2018-06-25 17:19:52,073 INFO ]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-06-25 17:19:52,073 INFO ]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2018-06-25 17:19:52,073 INFO ]: Finished accepts. word is rejected. [2018-06-25 17:19:52,073 INFO ]: Abstraction has 10 states and 10 transitions. [2018-06-25 17:19:52,073 INFO ]: Interpolant automaton has 5 states. [2018-06-25 17:19:52,073 INFO ]: Start isEmpty. Operand 10 states and 10 transitions. [2018-06-25 17:19:52,073 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-25 17:19:52,073 INFO ]: Found error trace [2018-06-25 17:19:52,073 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2018-06-25 17:19:52,073 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 17:19:52,073 INFO ]: Analyzing trace with hash -2043975570, now seen corresponding path program 2 times [2018-06-25 17:19:52,073 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 17:19:52,074 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 17:19:52,085 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:19:52,085 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 17:19:52,085 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:19:52,211 INFO ]: Conjunction of SSA is unsat [2018-06-25 17:19:52,740 WARN ]: Spent 189.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 7 [2018-06-25 17:19:52,840 INFO ]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 17:19:52,841 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-25 17:19:52,841 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 17:19:52,852 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-06-25 17:19:53,117 INFO ]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-06-25 17:19:53,117 INFO ]: Conjunction of SSA is unsat [2018-06-25 17:19:53,128 INFO ]: Computing forward predicates... [2018-06-25 17:19:53,272 WARN ]: expecting exponential blowup for input size 7 [2018-06-25 17:19:53,279 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:53,288 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:53,290 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:53,291 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:55,152 WARN ]: expecting exponential blowup for input size 11 [2018-06-25 17:19:55,186 WARN ]: expecting exponential blowup for input size 7 [2018-06-25 17:19:55,193 WARN ]: expecting exponential blowup for input size 10 [2018-06-25 17:19:55,396 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:55,397 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:55,401 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:55,537 WARN ]: expecting exponential blowup for input size 10 [2018-06-25 17:19:55,740 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:55,790 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:55,822 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:55,823 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:55,827 WARN ]: expecting exponential blowup for input size 10 [2018-06-25 17:19:55,834 WARN ]: expecting exponential blowup for input size 10 [2018-06-25 17:19:55,840 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:55,843 WARN ]: expecting exponential blowup for input size 11 [2018-06-25 17:19:55,859 WARN ]: expecting exponential blowup for input size 7 [2018-06-25 17:19:55,867 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:55,893 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:55,894 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:55,897 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:55,901 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:55,903 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:55,906 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:55,931 WARN ]: expecting exponential blowup for input size 7 [2018-06-25 17:19:55,936 WARN ]: expecting exponential blowup for input size 11 [2018-06-25 17:19:55,955 WARN ]: expecting exponential blowup for input size 7 [2018-06-25 17:19:55,959 WARN ]: expecting exponential blowup for input size 12 [2018-06-25 17:19:56,667 WARN ]: expecting exponential blowup for input size 7 [2018-06-25 17:19:56,674 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:56,680 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:56,681 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:56,714 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:56,741 WARN ]: expecting exponential blowup for input size 11 [2018-06-25 17:19:56,763 WARN ]: expecting exponential blowup for input size 11 [2018-06-25 17:19:56,780 WARN ]: expecting exponential blowup for input size 10 [2018-06-25 17:19:56,874 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:56,972 WARN ]: expecting exponential blowup for input size 12 [2018-06-25 17:19:57,756 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:57,778 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:57,809 WARN ]: expecting exponential blowup for input size 10 [2018-06-25 17:19:57,897 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:57,898 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:57,899 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:57,917 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:57,940 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:57,940 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 17:19:57,942 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:57,944 WARN ]: expecting exponential blowup for input size 10 [2018-06-25 17:19:57,949 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:58,015 WARN ]: expecting exponential blowup for input size 11 [2018-06-25 17:19:58,027 WARN ]: expecting exponential blowup for input size 11 [2018-06-25 17:19:58,039 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:58,042 WARN ]: expecting exponential blowup for input size 7 [2018-06-25 17:19:58,046 WARN ]: expecting exponential blowup for input size 7 [2018-06-25 17:19:58,050 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:58,052 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:58,056 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:58,057 WARN ]: expecting exponential blowup for input size 11 [2018-06-25 17:19:58,070 WARN ]: expecting exponential blowup for input size 7 [2018-06-25 17:19:58,075 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:58,077 WARN ]: expecting exponential blowup for input size 12 [2018-06-25 17:19:58,908 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:58,937 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:58,939 WARN ]: expecting exponential blowup for input size 10 [2018-06-25 17:19:58,943 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:58,945 WARN ]: expecting exponential blowup for input size 9 [2018-06-25 17:19:59,009 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:59,011 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:59,014 WARN ]: expecting exponential blowup for input size 12 [2018-06-25 17:19:59,790 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:59,820 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:19:59,823 WARN ]: expecting exponential blowup for input size 8 [2018-06-25 17:20:18,412 INFO ]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 17:20:18,455 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-25 17:20:18,455 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-06-25 17:20:18,455 INFO ]: Interpolant automaton has 7 states [2018-06-25 17:20:18,455 INFO ]: Constructing interpolant automaton starting with 7 interpolants. [2018-06-25 17:20:18,455 INFO ]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-06-25 17:20:18,456 INFO ]: Start difference. First operand 10 states and 10 transitions. Second operand 7 states. [2018-06-25 17:20:18,637 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 17:20:18,637 INFO ]: Finished difference Result 12 states and 12 transitions. [2018-06-25 17:20:18,640 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-06-25 17:20:18,640 INFO ]: Start accepts. Automaton has 7 states. Word has length 9 [2018-06-25 17:20:18,640 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 17:20:18,641 INFO ]: With dead ends: 12 [2018-06-25 17:20:18,641 INFO ]: Without dead ends: 12 [2018-06-25 17:20:18,642 INFO ]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-06-25 17:20:18,642 INFO ]: Start minimizeSevpa. Operand 12 states. [2018-06-25 17:20:18,643 INFO ]: Finished minimizeSevpa. Reduced states from 12 to 12. [2018-06-25 17:20:18,643 INFO ]: Start removeUnreachable. Operand 12 states. [2018-06-25 17:20:18,645 INFO ]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2018-06-25 17:20:18,645 INFO ]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 9 [2018-06-25 17:20:18,645 INFO ]: Finished accepts. word is rejected. [2018-06-25 17:20:18,645 INFO ]: Abstraction has 12 states and 12 transitions. [2018-06-25 17:20:18,645 INFO ]: Interpolant automaton has 7 states. [2018-06-25 17:20:18,646 INFO ]: Start isEmpty. Operand 12 states and 12 transitions. [2018-06-25 17:20:18,646 INFO ]: Finished isEmpty. Found accepting run of length 12 [2018-06-25 17:20:18,646 INFO ]: Found error trace [2018-06-25 17:20:18,646 INFO ]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1] [2018-06-25 17:20:18,646 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 17:20:18,646 INFO ]: Analyzing trace with hash -1433955954, now seen corresponding path program 3 times [2018-06-25 17:20:18,646 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 17:20:18,646 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 17:20:18,647 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:20:18,647 INFO ]: Changing assertion order to NOT_INCREMENTALLY [2018-06-25 17:20:18,647 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:20:18,961 INFO ]: Conjunction of SSA is unsat [2018-06-25 17:20:19,497 WARN ]: Spent 107.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 23 [2018-06-25 17:20:19,640 WARN ]: Spent 121.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 16 [2018-06-25 17:20:19,696 INFO ]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 17:20:19,696 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-25 17:20:19,696 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 17:20:19,739 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-06-25 17:20:20,182 INFO ]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-06-25 17:20:20,182 INFO ]: Conjunction of SSA is unsat [2018-06-25 17:20:20,211 INFO ]: Computing forward predicates... [2018-06-25 17:20:20,855 WARN ]: expecting exponential blowup for input size 18 [2018-06-25 17:20:21,146 WARN ]: Simplifying disjunction of 17280 conjuctions. This might take some time... Received shutdown request... [2018-06-25 17:21:02,388 INFO ]: Timeout while computing interpolants [2018-06-25 17:21:02,589 WARN ]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-25 17:21:02,589 WARN ]: Verification canceled [2018-06-25 17:21:02,594 WARN ]: Timeout [2018-06-25 17:21:02,595 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.06 05:21:02 BoogieIcfgContainer [2018-06-25 17:21:02,595 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-25 17:21:02,595 INFO ]: Toolchain (without parser) took 74839.03 ms. Allocated memory was 312.0 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 244.4 MB in the beginning and 973.9 MB in the end (delta: -729.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-25 17:21:02,596 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 312.0 MB. Free memory is still 276.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 17:21:02,596 INFO ]: ChcToBoogie took 123.30 ms. Allocated memory is still 312.0 MB. Free memory was 244.4 MB in the beginning and 242.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-25 17:21:02,597 INFO ]: Boogie Preprocessor took 92.66 ms. Allocated memory is still 312.0 MB. Free memory was 242.4 MB in the beginning and 240.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-25 17:21:02,597 INFO ]: RCFGBuilder took 627.92 ms. Allocated memory is still 312.0 MB. Free memory was 240.4 MB in the beginning and 198.5 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 3.6 GB. [2018-06-25 17:21:02,597 INFO ]: TraceAbstraction took 73977.12 ms. Allocated memory was 312.0 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 198.5 MB in the beginning and 973.9 MB in the end (delta: -775.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. [2018-06-25 17:21:02,610 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 312.0 MB. Free memory is still 276.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 123.30 ms. Allocated memory is still 312.0 MB. Free memory was 244.4 MB in the beginning and 242.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 92.66 ms. Allocated memory is still 312.0 MB. Free memory was 242.4 MB in the beginning and 240.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 627.92 ms. Allocated memory is still 312.0 MB. Free memory was 240.4 MB in the beginning and 198.5 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 73977.12 ms. Allocated memory was 312.0 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 198.5 MB in the beginning and 973.9 MB in the end (delta: -775.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 17280 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. TIMEOUT Result, 73.9s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 21 SDtfs, 0 SDslu, 45 SDs, 0 SdLazy, 31 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 28.0s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 728 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2044 ConjunctsInSsa, 71 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/8 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/swimmingpool_6_e7_10_e7_341.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-25_17-21-02-634.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/swimmingpool_6_e7_10_e7_341.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-25_17-21-02-634.csv Completed graceful shutdown