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/lustre/SYNAPSE_6_e7_938_e2_1012.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 10:07:51,438 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 10:07:51,440 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 10:07:51,451 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 10:07:51,451 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 10:07:51,452 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 10:07:51,454 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 10:07:51,455 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 10:07:51,457 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 10:07:51,458 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 10:07:51,458 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 10:07:51,459 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 10:07:51,459 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 10:07:51,461 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 10:07:51,461 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 10:07:51,462 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 10:07:51,468 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 10:07:51,470 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 10:07:51,471 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 10:07:51,482 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 10:07:51,483 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 10:07:51,485 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 10:07:51,485 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 10:07:51,486 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 10:07:51,486 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 10:07:51,487 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 10:07:51,488 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 10:07:51,489 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 10:07:51,499 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 10:07:51,499 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 10:07:51,500 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 10:07:51,500 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 10:07:51,501 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 10:07:51,501 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 10:07:51,502 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 10:07:51,502 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 10:07:51,521 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 10:07:51,521 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 10:07:51,522 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 10:07:51,522 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 10:07:51,523 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 10:07:51,523 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 10:07:51,523 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 10:07:51,523 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 10:07:51,524 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 10:07:51,524 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 10:07:51,524 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 10:07:51,524 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 10:07:51,524 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 10:07:51,525 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 10:07:51,525 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 10:07:51,525 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 10:07:51,525 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 10:07:51,526 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 10:07:51,527 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 10:07:51,574 INFO ]: Repository-Root is: /tmp [2018-06-22 10:07:51,585 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 10:07:51,589 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 10:07:51,590 INFO ]: Initializing SmtParser... [2018-06-22 10:07:51,590 INFO ]: SmtParser initialized [2018-06-22 10:07:51,591 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e7_938_e2_1012.smt2 [2018-06-22 10:07:51,592 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 10:07:51,682 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e7_938_e2_1012.smt2 unknown [2018-06-22 10:07:52,073 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e7_938_e2_1012.smt2 [2018-06-22 10:07:52,078 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 10:07:52,083 INFO ]: Walking toolchain with 4 elements. [2018-06-22 10:07:52,083 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 10:07:52,083 INFO ]: Initializing ChcToBoogie... [2018-06-22 10:07:52,083 INFO ]: ChcToBoogie initialized [2018-06-22 10:07:52,087 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 10:07:52" (1/1) ... [2018-06-22 10:07:52,162 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52 Unit [2018-06-22 10:07:52,163 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 10:07:52,164 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 10:07:52,164 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 10:07:52,164 INFO ]: Boogie Preprocessor initialized [2018-06-22 10:07:52,189 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52" (1/1) ... [2018-06-22 10:07:52,189 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52" (1/1) ... [2018-06-22 10:07:52,198 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52" (1/1) ... [2018-06-22 10:07:52,199 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52" (1/1) ... [2018-06-22 10:07:52,204 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52" (1/1) ... [2018-06-22 10:07:52,205 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52" (1/1) ... [2018-06-22 10:07:52,207 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52" (1/1) ... [2018-06-22 10:07:52,212 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 10:07:52,213 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 10:07:52,213 INFO ]: Initializing RCFGBuilder... [2018-06-22 10:07:52,213 INFO ]: RCFGBuilder initialized [2018-06-22 10:07:52,214 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52" (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 10:07:52,223 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 10:07:52,223 INFO ]: Found specification of procedure gotoProc [2018-06-22 10:07:52,223 INFO ]: Found implementation of procedure gotoProc [2018-06-22 10:07:52,223 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 10:07:52,223 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 10:07:52,223 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 10:07:52,557 INFO ]: Using library mode [2018-06-22 10:07:52,558 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 10:07:52 BoogieIcfgContainer [2018-06-22 10:07:52,558 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 10:07:52,559 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 10:07:52,559 INFO ]: Initializing TraceAbstraction... [2018-06-22 10:07:52,563 INFO ]: TraceAbstraction initialized [2018-06-22 10:07:52,563 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 10:07:52" (1/3) ... [2018-06-22 10:07:52,564 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db2127b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 10:07:52, skipping insertion in model container [2018-06-22 10:07:52,564 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 10:07:52" (2/3) ... [2018-06-22 10:07:52,564 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db2127b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 10:07:52, skipping insertion in model container [2018-06-22 10:07:52,564 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 10:07:52" (3/3) ... [2018-06-22 10:07:52,566 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 10:07:52,575 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 10:07:52,588 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 10:07:52,624 INFO ]: Using default assertion order modulation [2018-06-22 10:07:52,625 INFO ]: Interprodecural is true [2018-06-22 10:07:52,625 INFO ]: Hoare is false [2018-06-22 10:07:52,625 INFO ]: Compute interpolants for FPandBP [2018-06-22 10:07:52,625 INFO ]: Backedges is TWOTRACK [2018-06-22 10:07:52,625 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 10:07:52,625 INFO ]: Difference is false [2018-06-22 10:07:52,625 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 10:07:52,625 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 10:07:52,640 INFO ]: Start isEmpty. Operand 10 states. [2018-06-22 10:07:52,657 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-22 10:07:52,657 INFO ]: Found error trace [2018-06-22 10:07:52,658 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:07:52,658 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:07:52,664 INFO ]: Analyzing trace with hash 1284994894, now seen corresponding path program 1 times [2018-06-22 10:07:52,666 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:07:52,666 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:07:52,701 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:07:52,701 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:07:52,701 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:07:52,782 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:07:52,934 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 10:07:52,936 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 10:07:52,937 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-22 10:07:52,938 INFO ]: Interpolant automaton has 3 states [2018-06-22 10:07:52,949 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-22 10:07:52,949 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 10:07:52,951 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-22 10:07:53,045 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 10:07:53,047 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-22 10:07:53,047 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-22 10:07:53,049 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-22 10:07:53,049 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 10:07:53,058 INFO ]: With dead ends: 9 [2018-06-22 10:07:53,058 INFO ]: Without dead ends: 9 [2018-06-22 10:07:53,060 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 10:07:53,077 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-22 10:07:53,102 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-22 10:07:53,103 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-22 10:07:53,103 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-22 10:07:53,104 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-22 10:07:53,104 INFO ]: Finished accepts. word is rejected. [2018-06-22 10:07:53,104 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-22 10:07:53,104 INFO ]: Interpolant automaton has 3 states. [2018-06-22 10:07:53,104 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-22 10:07:53,104 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-22 10:07:53,104 INFO ]: Found error trace [2018-06-22 10:07:53,104 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:07:53,105 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:07:53,105 INFO ]: Analyzing trace with hash 1180964567, now seen corresponding path program 1 times [2018-06-22 10:07:53,105 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:07:53,105 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:07:53,106 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:07:53,106 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:07:53,106 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:07:53,232 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:07:53,442 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 10:07:53,442 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 10:07:53,442 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) [2018-06-22 10:07:53,457 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 10:07:53,606 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:07:53,619 INFO ]: Computing forward predicates... [2018-06-22 10:07:54,057 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:54,079 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:54,090 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:07:54,118 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:54,127 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:54,135 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:07:54,150 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:54,156 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:54,166 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:54,167 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:54,173 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:07:54,193 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:54,203 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:07:54,261 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:07:54,274 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:07:54,330 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 10:07:54,696 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:54,705 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 10:07:54,744 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:07:54,756 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:07:58,424 WARN ]: Spent 497.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 25 [2018-06-22 10:07:58,430 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 10:07:58,451 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-22 10:07:58,451 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2018-06-22 10:07:58,451 INFO ]: Interpolant automaton has 5 states [2018-06-22 10:07:58,452 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-22 10:07:58,452 INFO ]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-06-22 10:07:58,452 INFO ]: Start difference. First operand 9 states and 9 transitions. Second operand 5 states. [2018-06-22 10:07:58,548 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 10:07:58,548 INFO ]: Finished difference Result 10 states and 10 transitions. [2018-06-22 10:07:58,549 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 10:07:58,549 INFO ]: Start accepts. Automaton has 5 states. Word has length 8 [2018-06-22 10:07:58,549 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 10:07:58,549 INFO ]: With dead ends: 10 [2018-06-22 10:07:58,549 INFO ]: Without dead ends: 10 [2018-06-22 10:07:58,550 INFO ]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-06-22 10:07:58,550 INFO ]: Start minimizeSevpa. Operand 10 states. [2018-06-22 10:07:58,551 INFO ]: Finished minimizeSevpa. Reduced states from 10 to 10. [2018-06-22 10:07:58,551 INFO ]: Start removeUnreachable. Operand 10 states. [2018-06-22 10:07:58,551 INFO ]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-06-22 10:07:58,551 INFO ]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2018-06-22 10:07:58,551 INFO ]: Finished accepts. word is rejected. [2018-06-22 10:07:58,551 INFO ]: Abstraction has 10 states and 10 transitions. [2018-06-22 10:07:58,551 INFO ]: Interpolant automaton has 5 states. [2018-06-22 10:07:58,551 INFO ]: Start isEmpty. Operand 10 states and 10 transitions. [2018-06-22 10:07:58,551 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 10:07:58,551 INFO ]: Found error trace [2018-06-22 10:07:58,551 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 10:07:58,552 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 10:07:58,552 INFO ]: Analyzing trace with hash -2043975570, now seen corresponding path program 2 times [2018-06-22 10:07:58,552 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 10:07:58,552 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 10:07:58,552 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:07:58,552 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 10:07:58,552 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 10:07:58,725 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:08:00,527 WARN ]: Spent 1.39 s on a formula simplification. DAG size of input: 203 DAG size of output: 105 [2018-06-22 10:08:00,548 INFO ]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 10:08:00,548 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 10:08:00,548 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 10:08:00,554 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-06-22 10:08:00,660 INFO ]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-06-22 10:08:00,661 INFO ]: Conjunction of SSA is unsat [2018-06-22 10:08:00,666 INFO ]: Computing forward predicates... [2018-06-22 10:08:00,910 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:01,636 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:03,246 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:03,247 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:28,026 WARN ]: Spent 8.54 s on a formula simplification. DAG size of input: 675 DAG size of output: 49 [2018-06-22 10:08:31,937 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:31,939 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:08:31,946 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:31,949 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:31,953 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:31,955 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:31,956 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:08:31,965 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:31,966 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:31,975 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 10:08:31,987 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:31,990 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,012 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:08:32,020 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:32,026 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,034 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:32,075 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:08:32,153 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,473 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:32,535 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:08:32,604 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:32,609 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:32,610 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:32,613 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:32,620 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,629 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:32,630 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:32,631 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,641 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:32,643 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,652 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:32,657 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,670 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,693 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:32,699 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:08:32,708 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:32,709 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:32,711 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:32,732 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 10:08:32,746 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 10:08:32,757 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,767 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:32,825 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:32,829 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:32,832 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:08:32,835 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,843 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:32,844 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:32,845 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:32,877 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:08:32,918 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:32,920 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:32,922 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:32,925 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:08:32,931 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:32,932 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:32,933 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:32,934 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:32,936 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,948 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:32,951 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:32,952 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,962 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:32,964 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:32,971 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:33,014 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 10:08:33,061 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:33,062 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:33,063 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:33,065 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:33,070 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:33,088 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:33,114 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:33,121 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:08:33,127 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:08:33,132 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:33,136 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:33,201 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:33,266 WARN ]: Simplifying disjunction of 5760 conjuctions. This might take some time... [2018-06-22 10:08:34,569 INFO ]: Simplified to disjunction of 1728 conjuctions. [2018-06-22 10:08:34,577 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:34,581 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:34,583 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:34,589 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 10:08:34,593 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:34,594 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:34,594 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 10:08:34,603 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:34,604 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:34,637 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 10:08:34,660 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:34,661 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:34,665 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:34,667 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:34,669 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:34,669 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:34,672 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:34,676 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:34,676 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:34,690 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:34,694 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:34,697 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:34,706 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 10:08:34,714 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 10:08:35,033 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:35,034 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:35,035 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:35,036 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:35,037 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:35,038 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:35,039 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:08:35,039 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:35,040 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:35,041 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:08:35,042 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:35,042 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:35,044 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:35,044 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:35,046 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 10:08:35,047 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 10:08:35,048 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:08:35,048 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 10:08:35,049 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 10:08:35,062 WARN ]: expecting exponential blowup for input size 22 [2018-06-22 10:08:35,722 WARN ]: Simplifying disjunction of 62720 conjuctions. This might take some time... Received shutdown request... [2018-06-22 10:08:56,977 INFO ]: Timeout while computing interpolants [2018-06-22 10:08:57,178 WARN ]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 10:08:57,178 WARN ]: Verification canceled [2018-06-22 10:08:57,182 WARN ]: Timeout [2018-06-22 10:08:57,182 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 10:08:57 BoogieIcfgContainer [2018-06-22 10:08:57,182 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 10:08:57,183 INFO ]: Toolchain (without parser) took 65105.13 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 253.7 MB in the beginning and 680.9 MB in the end (delta: -427.2 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-22 10:08:57,184 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 10:08:57,184 INFO ]: ChcToBoogie took 80.14 ms. Allocated memory is still 309.3 MB. Free memory was 253.7 MB in the beginning and 250.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 10:08:57,185 INFO ]: Boogie Preprocessor took 48.42 ms. Allocated memory is still 309.3 MB. Free memory was 250.7 MB in the beginning and 249.8 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-22 10:08:57,185 INFO ]: RCFGBuilder took 345.22 ms. Allocated memory is still 309.3 MB. Free memory was 249.8 MB in the beginning and 227.7 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 3.6 GB. [2018-06-22 10:08:57,186 INFO ]: TraceAbstraction took 64622.88 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 227.7 MB in the beginning and 680.9 MB in the end (delta: -453.3 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-22 10:08:57,189 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 309.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 80.14 ms. Allocated memory is still 309.3 MB. Free memory was 253.7 MB in the beginning and 250.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 48.42 ms. Allocated memory is still 309.3 MB. Free memory was 250.7 MB in the beginning and 249.8 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 345.22 ms. Allocated memory is still 309.3 MB. Free memory was 249.8 MB in the beginning and 227.7 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 64622.88 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 227.7 MB in the beginning and 680.9 MB in the end (delta: -453.3 MB). Peak memory consumption was 1.4 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 10 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 62720 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. TIMEOUT Result, 64.5s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 20 SDs, 0 SdLazy, 14 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 581 SizeOfPredicates, 7 NumberOfNonLiveVariables, 402 ConjunctsInSsa, 43 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 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/SYNAPSE_6_e7_938_e2_1012.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_10-08-57-207.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_6_e7_938_e2_1012.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_10-08-57-207.csv Completed graceful shutdown