java -Xss1g -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/cav12/toy-bug-1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 04:55:15,302 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 04:55:15,304 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 04:55:15,318 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 04:55:15,318 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 04:55:15,320 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 04:55:15,321 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 04:55:15,325 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 04:55:15,327 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 04:55:15,329 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 04:55:15,330 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 04:55:15,330 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 04:55:15,331 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 04:55:15,332 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 04:55:15,336 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 04:55:15,338 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 04:55:15,339 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 04:55:15,353 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 04:55:15,355 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 04:55:15,356 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 04:55:15,357 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 04:55:15,359 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 04:55:15,359 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 04:55:15,360 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 04:55:15,360 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 04:55:15,365 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 04:55:15,367 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 04:55:15,367 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 04:55:15,369 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 04:55:15,369 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 04:55:15,369 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 04:55:15,377 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 04:55:15,377 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 04:55:15,378 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 04:55:15,379 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 04:55:15,379 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 04:55:15,402 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 04:55:15,402 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 04:55:15,403 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 04:55:15,403 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 04:55:15,404 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 04:55:15,404 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 04:55:15,405 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 04:55:15,405 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 04:55:15,405 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 04:55:15,406 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 04:55:15,406 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 04:55:15,406 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 04:55:15,406 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 04:55:15,406 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 04:55:15,407 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 04:55:15,407 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 04:55:15,407 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 04:55:15,409 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 04:55:15,409 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 04:55:15,457 INFO ]: Repository-Root is: /tmp [2018-06-22 04:55:15,472 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 04:55:15,477 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 04:55:15,478 INFO ]: Initializing SmtParser... [2018-06-22 04:55:15,479 INFO ]: SmtParser initialized [2018-06-22 04:55:15,479 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/cav12/toy-bug-1.smt2 [2018-06-22 04:55:15,481 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 [2018-06-22 04:55:15,574 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/toy-bug-1.smt2 unknown [2018-06-22 04:55:16,146 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/toy-bug-1.smt2 [2018-06-22 04:55:16,152 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 04:55:16,158 INFO ]: Walking toolchain with 4 elements. [2018-06-22 04:55:16,158 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 04:55:16,159 INFO ]: Initializing ChcToBoogie... [2018-06-22 04:55:16,159 INFO ]: ChcToBoogie initialized [2018-06-22 04:55:16,162 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:55:16" (1/1) ... [2018-06-22 04:55:16,235 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16 Unit [2018-06-22 04:55:16,235 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 04:55:16,236 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 04:55:16,236 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 04:55:16,236 INFO ]: Boogie Preprocessor initialized [2018-06-22 04:55:16,259 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16" (1/1) ... [2018-06-22 04:55:16,260 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16" (1/1) ... [2018-06-22 04:55:16,274 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16" (1/1) ... [2018-06-22 04:55:16,274 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16" (1/1) ... [2018-06-22 04:55:16,290 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16" (1/1) ... [2018-06-22 04:55:16,292 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16" (1/1) ... [2018-06-22 04:55:16,296 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16" (1/1) ... [2018-06-22 04:55:16,300 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 04:55:16,301 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 04:55:16,301 INFO ]: Initializing RCFGBuilder... [2018-06-22 04:55:16,301 INFO ]: RCFGBuilder initialized [2018-06-22 04:55:16,302 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16" (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) [2018-06-22 04:55:16,313 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 04:55:16,313 INFO ]: Found specification of procedure gotoProc [2018-06-22 04:55:16,314 INFO ]: Found implementation of procedure gotoProc [2018-06-22 04:55:16,314 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 04:55:16,314 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 04:55:16,314 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 [2018-06-22 04:55:16,778 INFO ]: Using library mode [2018-06-22 04:55:16,782 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:55:16 BoogieIcfgContainer [2018-06-22 04:55:16,782 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 04:55:16,784 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 04:55:16,784 INFO ]: Initializing TraceAbstraction... [2018-06-22 04:55:16,789 INFO ]: TraceAbstraction initialized [2018-06-22 04:55:16,789 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:55:16" (1/3) ... [2018-06-22 04:55:16,790 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706ab77a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:55:16, skipping insertion in model container [2018-06-22 04:55:16,790 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:55:16" (2/3) ... [2018-06-22 04:55:16,790 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706ab77a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:55:16, skipping insertion in model container [2018-06-22 04:55:16,791 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:55:16" (3/3) ... [2018-06-22 04:55:16,793 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 04:55:16,803 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 04:55:16,812 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 04:55:16,864 INFO ]: Using default assertion order modulation [2018-06-22 04:55:16,865 INFO ]: Interprodecural is true [2018-06-22 04:55:16,865 INFO ]: Hoare is false [2018-06-22 04:55:16,865 INFO ]: Compute interpolants for FPandBP [2018-06-22 04:55:16,865 INFO ]: Backedges is TWOTRACK [2018-06-22 04:55:16,865 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 04:55:16,865 INFO ]: Difference is false [2018-06-22 04:55:16,865 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 04:55:16,865 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 04:55:16,882 INFO ]: Start isEmpty. Operand 10 states. [2018-06-22 04:55:16,897 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-22 04:55:16,897 INFO ]: Found error trace [2018-06-22 04:55:16,898 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-22 04:55:16,899 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 04:55:16,904 INFO ]: Analyzing trace with hash 1285054476, now seen corresponding path program 1 times [2018-06-22 04:55:16,906 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 04:55:16,907 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 04:55:16,946 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:16,946 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 04:55:16,946 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:17,018 INFO ]: Conjunction of SSA is unsat [2018-06-22 04:55:17,095 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 04:55:17,098 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 04:55:17,098 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-22 04:55:17,099 INFO ]: Interpolant automaton has 3 states [2018-06-22 04:55:17,110 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-22 04:55:17,110 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 04:55:17,112 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-22 04:55:17,195 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 04:55:17,195 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-22 04:55:17,195 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-22 04:55:17,197 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-22 04:55:17,197 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 04:55:17,211 INFO ]: With dead ends: 9 [2018-06-22 04:55:17,211 INFO ]: Without dead ends: 9 [2018-06-22 04:55:17,213 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 [2018-06-22 04:55:17,235 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-22 04:55:17,263 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-22 04:55:17,264 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-22 04:55:17,265 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-22 04:55:17,266 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-22 04:55:17,267 INFO ]: Finished accepts. word is rejected. [2018-06-22 04:55:17,267 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-22 04:55:17,267 INFO ]: Interpolant automaton has 3 states. [2018-06-22 04:55:17,267 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-22 04:55:17,267 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-22 04:55:17,267 INFO ]: Found error trace [2018-06-22 04:55:17,267 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 04:55:17,267 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 04:55:17,268 INFO ]: Analyzing trace with hash 1180100628, now seen corresponding path program 1 times [2018-06-22 04:55:17,268 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 04:55:17,268 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 04:55:17,268 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:17,269 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 04:55:17,269 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:17,420 INFO ]: Conjunction of SSA is unsat [2018-06-22 04:55:17,648 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 04:55:17,648 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 04:55:17,648 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 [2018-06-22 04:55:17,656 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 04:55:17,753 INFO ]: Conjunction of SSA is unsat [2018-06-22 04:55:17,766 INFO ]: Computing forward predicates... [2018-06-22 04:55:18,291 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 04:55:18,325 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-22 04:55:18,325 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2018-06-22 04:55:18,325 INFO ]: Interpolant automaton has 5 states [2018-06-22 04:55:18,325 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-22 04:55:18,325 INFO ]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-06-22 04:55:18,326 INFO ]: Start difference. First operand 9 states and 9 transitions. Second operand 5 states. [2018-06-22 04:55:18,518 WARN ]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-06-22 04:55:18,610 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 04:55:18,611 INFO ]: Finished difference Result 10 states and 10 transitions. [2018-06-22 04:55:18,611 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-06-22 04:55:18,612 INFO ]: Start accepts. Automaton has 5 states. Word has length 8 [2018-06-22 04:55:18,612 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 04:55:18,612 INFO ]: With dead ends: 10 [2018-06-22 04:55:18,612 INFO ]: Without dead ends: 10 [2018-06-22 04:55:18,613 INFO ]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-06-22 04:55:18,613 INFO ]: Start minimizeSevpa. Operand 10 states. [2018-06-22 04:55:18,614 INFO ]: Finished minimizeSevpa. Reduced states from 10 to 10. [2018-06-22 04:55:18,614 INFO ]: Start removeUnreachable. Operand 10 states. [2018-06-22 04:55:18,614 INFO ]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-06-22 04:55:18,614 INFO ]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2018-06-22 04:55:18,615 INFO ]: Finished accepts. word is rejected. [2018-06-22 04:55:18,615 INFO ]: Abstraction has 10 states and 10 transitions. [2018-06-22 04:55:18,615 INFO ]: Interpolant automaton has 5 states. [2018-06-22 04:55:18,615 INFO ]: Start isEmpty. Operand 10 states and 10 transitions. [2018-06-22 04:55:18,615 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 04:55:18,615 INFO ]: Found error trace [2018-06-22 04:55:18,615 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 04:55:18,615 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 04:55:18,615 INFO ]: Analyzing trace with hash -2073468660, now seen corresponding path program 2 times [2018-06-22 04:55:18,615 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 04:55:18,615 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 04:55:18,617 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:18,617 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 04:55:18,617 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:18,732 INFO ]: Conjunction of SSA is unsat [2018-06-22 04:55:19,029 INFO ]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 04:55:19,030 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 04:55:19,030 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 [2018-06-22 04:55:19,042 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-06-22 04:55:19,192 INFO ]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-06-22 04:55:19,192 INFO ]: Conjunction of SSA is unsat [2018-06-22 04:55:19,199 INFO ]: Computing forward predicates... [2018-06-22 04:55:20,817 WARN ]: Spent 450.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-06-22 04:55:20,820 INFO ]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 04:55:20,840 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-22 04:55:20,840 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-06-22 04:55:20,841 INFO ]: Interpolant automaton has 8 states [2018-06-22 04:55:20,841 INFO ]: Constructing interpolant automaton starting with 8 interpolants. [2018-06-22 04:55:20,841 INFO ]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-06-22 04:55:20,841 INFO ]: Start difference. First operand 10 states and 10 transitions. Second operand 8 states. [2018-06-22 04:55:20,968 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 04:55:20,968 INFO ]: Finished difference Result 12 states and 12 transitions. [2018-06-22 04:55:20,969 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-06-22 04:55:20,969 INFO ]: Start accepts. Automaton has 8 states. Word has length 9 [2018-06-22 04:55:20,969 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 04:55:20,970 INFO ]: With dead ends: 12 [2018-06-22 04:55:20,970 INFO ]: Without dead ends: 12 [2018-06-22 04:55:20,970 INFO ]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-06-22 04:55:20,970 INFO ]: Start minimizeSevpa. Operand 12 states. [2018-06-22 04:55:20,971 INFO ]: Finished minimizeSevpa. Reduced states from 12 to 12. [2018-06-22 04:55:20,971 INFO ]: Start removeUnreachable. Operand 12 states. [2018-06-22 04:55:20,971 INFO ]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2018-06-22 04:55:20,972 INFO ]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 9 [2018-06-22 04:55:20,972 INFO ]: Finished accepts. word is rejected. [2018-06-22 04:55:20,972 INFO ]: Abstraction has 12 states and 12 transitions. [2018-06-22 04:55:20,972 INFO ]: Interpolant automaton has 8 states. [2018-06-22 04:55:20,972 INFO ]: Start isEmpty. Operand 12 states and 12 transitions. [2018-06-22 04:55:20,972 INFO ]: Finished isEmpty. Found accepting run of length 12 [2018-06-22 04:55:20,972 INFO ]: Found error trace [2018-06-22 04:55:20,972 INFO ]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 04:55:20,972 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 04:55:20,972 INFO ]: Analyzing trace with hash 201204236, now seen corresponding path program 3 times [2018-06-22 04:55:20,972 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 04:55:20,972 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 04:55:20,973 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:20,973 INFO ]: Changing assertion order to NOT_INCREMENTALLY [2018-06-22 04:55:20,973 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:21,105 INFO ]: Conjunction of SSA is unsat [2018-06-22 04:55:21,466 WARN ]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-06-22 04:55:21,499 INFO ]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 04:55:21,499 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 04:55:21,499 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 [2018-06-22 04:55:21,506 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-06-22 04:55:21,624 INFO ]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-06-22 04:55:21,624 INFO ]: Conjunction of SSA is unsat [2018-06-22 04:55:21,634 INFO ]: Computing forward predicates... [2018-06-22 04:55:30,602 WARN ]: Spent 1.37 s on a formula simplification. DAG size of input: 23 DAG size of output: 16 [2018-06-22 04:55:30,605 INFO ]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 04:55:30,628 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-22 04:55:30,628 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-06-22 04:55:30,628 INFO ]: Interpolant automaton has 12 states [2018-06-22 04:55:30,629 INFO ]: Constructing interpolant automaton starting with 12 interpolants. [2018-06-22 04:55:30,629 INFO ]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-06-22 04:55:30,629 INFO ]: Start difference. First operand 12 states and 12 transitions. Second operand 12 states. [2018-06-22 04:55:30,776 WARN ]: Spent 105.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 21 [2018-06-22 04:55:31,003 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 04:55:31,004 INFO ]: Finished difference Result 15 states and 15 transitions. [2018-06-22 04:55:31,005 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-06-22 04:55:31,005 INFO ]: Start accepts. Automaton has 12 states. Word has length 11 [2018-06-22 04:55:31,005 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 04:55:31,005 INFO ]: With dead ends: 15 [2018-06-22 04:55:31,005 INFO ]: Without dead ends: 15 [2018-06-22 04:55:31,006 INFO ]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=95, Invalid=177, Unknown=0, NotChecked=0, Total=272 [2018-06-22 04:55:31,006 INFO ]: Start minimizeSevpa. Operand 15 states. [2018-06-22 04:55:31,007 INFO ]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-06-22 04:55:31,007 INFO ]: Start removeUnreachable. Operand 15 states. [2018-06-22 04:55:31,008 INFO ]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2018-06-22 04:55:31,008 INFO ]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2018-06-22 04:55:31,008 INFO ]: Finished accepts. word is rejected. [2018-06-22 04:55:31,008 INFO ]: Abstraction has 15 states and 15 transitions. [2018-06-22 04:55:31,008 INFO ]: Interpolant automaton has 12 states. [2018-06-22 04:55:31,008 INFO ]: Start isEmpty. Operand 15 states and 15 transitions. [2018-06-22 04:55:31,008 INFO ]: Finished isEmpty. Found accepting run of length 15 [2018-06-22 04:55:31,008 INFO ]: Found error trace [2018-06-22 04:55:31,008 INFO ]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 04:55:31,008 INFO ]: === Iteration 5 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 04:55:31,008 INFO ]: Analyzing trace with hash 726730004, now seen corresponding path program 4 times [2018-06-22 04:55:31,008 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 04:55:31,008 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 04:55:31,009 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:31,009 INFO ]: Changing assertion order to NOT_INCREMENTALLY [2018-06-22 04:55:31,009 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 04:55:31,206 INFO ]: Conjunction of SSA is unsat [2018-06-22 04:55:31,709 WARN ]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-06-22 04:55:32,051 WARN ]: Spent 135.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2018-06-22 04:55:32,295 INFO ]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 04:55:32,295 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 04:55:32,295 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 04:55:32,301 INFO ]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-06-22 04:55:39,592 INFO ]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-06-22 04:55:39,592 INFO ]: Conjunction of SSA is unsat [2018-06-22 04:55:39,606 INFO ]: Computing forward predicates... [2018-06-22 04:55:41,674 WARN ]: Spent 108.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 22 [2018-06-22 04:55:45,840 WARN ]: Simplifying disjunction of 5225 conjuctions. This might take some time... [2018-06-22 04:55:47,941 INFO ]: Simplified to disjunction of 5225 conjuctions. [2018-06-22 04:55:47,961 WARN ]: Simplifying disjunction of 5225 conjuctions. This might take some time... [2018-06-22 04:55:49,761 INFO ]: Simplified to disjunction of 5225 conjuctions. [2018-06-22 04:55:49,811 WARN ]: Simplifying disjunction of 5225 conjuctions. This might take some time... [2018-06-22 04:55:51,909 INFO ]: Simplified to disjunction of 5225 conjuctions. [2018-06-22 04:55:51,945 WARN ]: Simplifying disjunction of 5225 conjuctions. This might take some time... [2018-06-22 04:55:54,265 INFO ]: Simplified to disjunction of 5225 conjuctions. [2018-06-22 04:55:54,314 WARN ]: Simplifying disjunction of 6600 conjuctions. This might take some time... [2018-06-22 04:55:58,289 INFO ]: Simplified to disjunction of 6600 conjuctions. [2018-06-22 04:55:58,332 WARN ]: Simplifying disjunction of 6600 conjuctions. This might take some time... [2018-06-22 04:56:01,773 INFO ]: Simplified to disjunction of 6600 conjuctions. [2018-06-22 04:56:01,823 WARN ]: Simplifying disjunction of 7200 conjuctions. This might take some time... [2018-06-22 04:56:07,400 INFO ]: Simplified to disjunction of 7200 conjuctions. [2018-06-22 04:56:07,448 WARN ]: Simplifying disjunction of 7200 conjuctions. This might take some time... [2018-06-22 04:56:11,092 INFO ]: Simplified to disjunction of 7200 conjuctions. [2018-06-22 04:56:11,151 WARN ]: Simplifying disjunction of 8640 conjuctions. This might take some time... [2018-06-22 04:56:17,745 INFO ]: Simplified to disjunction of 8640 conjuctions. [2018-06-22 04:56:17,815 WARN ]: Simplifying disjunction of 8640 conjuctions. This might take some time... Received shutdown request... [2018-06-22 04:56:22,503 INFO ]: Timeout while computing interpolants [2018-06-22 04:56:22,704 WARN ]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 04:56:22,704 WARN ]: Verification canceled [2018-06-22 04:56:22,709 WARN ]: Timeout [2018-06-22 04:56:22,709 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:56:22 BoogieIcfgContainer [2018-06-22 04:56:22,709 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 04:56:22,710 INFO ]: Toolchain (without parser) took 66557.58 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.8 MB in the beginning and 746.4 MB in the end (delta: -505.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 04:56:22,711 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 308.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 04:56:22,711 INFO ]: ChcToBoogie took 77.30 ms. Allocated memory is still 308.3 MB. Free memory was 240.8 MB in the beginning and 236.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 04:56:22,711 INFO ]: Boogie Preprocessor took 64.21 ms. Allocated memory is still 308.3 MB. Free memory was 236.8 MB in the beginning and 234.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 04:56:22,712 INFO ]: RCFGBuilder took 481.52 ms. Allocated memory is still 308.3 MB. Free memory was 234.8 MB in the beginning and 206.8 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. [2018-06-22 04:56:22,712 INFO ]: TraceAbstraction took 65925.32 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.8 MB in the beginning and 746.4 MB in the end (delta: -539.6 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-22 04:56:22,715 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 308.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 77.30 ms. Allocated memory is still 308.3 MB. Free memory was 240.8 MB in the beginning and 236.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 64.21 ms. Allocated memory is still 308.3 MB. Free memory was 236.8 MB in the beginning and 234.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 481.52 ms. Allocated memory is still 308.3 MB. Free memory was 234.8 MB in the beginning and 206.8 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 65925.32 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.8 MB in the beginning and 746.4 MB in the end (delta: -539.6 MB). Peak memory consumption was 1.2 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 15 with TraceHistMax 7, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 8640 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. TIMEOUT Result, 65.8s OverallTime, 5 OverallIterations, 7 TraceHistogramMax, 0.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 28 SDtfs, 3 SDslu, 59 SDs, 0 SdLazy, 30 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 12.1s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 2702 SizeOfPredicates, 12 NumberOfNonLiveVariables, 863 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/28 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/toy-bug-1.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_04-56-22-726.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/toy-bug-1.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_04-56-22-726.csv Completed graceful shutdown