java -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/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e2_1439_e1_954.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 16:55:22,985 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 16:55:22,989 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 16:55:23,003 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 16:55:23,003 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 16:55:23,005 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 16:55:23,006 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 16:55:23,011 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 16:55:23,012 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 16:55:23,014 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 16:55:23,015 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 16:55:23,016 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 16:55:23,016 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 16:55:23,018 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 16:55:23,021 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 16:55:23,022 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 16:55:23,024 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 16:55:23,038 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 16:55:23,039 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 16:55:23,040 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 16:55:23,041 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 16:55:23,043 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 16:55:23,044 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 16:55:23,044 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 16:55:23,049 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 16:55:23,050 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 16:55:23,051 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 16:55:23,052 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 16:55:23,053 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 16:55:23,053 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 16:55:23,054 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 16:55:23,060 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 16:55:23,060 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 16:55:23,061 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 16:55:23,062 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 16:55:23,062 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 16:55:23,086 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 16:55:23,086 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 16:55:23,087 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 16:55:23,087 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 16:55:23,088 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 16:55:23,088 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 16:55:23,090 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 16:55:23,090 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 16:55:23,090 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:55:23,090 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 16:55:23,091 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 16:55:23,091 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 16:55:23,091 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 16:55:23,091 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 16:55:23,091 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 16:55:23,092 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 16:55:23,092 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 16:55:23,093 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 16:55:23,094 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 16:55:23,141 INFO ]: Repository-Root is: /tmp [2018-06-18 16:55:23,158 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 16:55:23,163 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 16:55:23,165 INFO ]: Initializing SmtParser... [2018-06-18 16:55:23,165 INFO ]: SmtParser initialized [2018-06-18 16:55:23,166 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e2_1439_e1_954.smt2 [2018-06-18 16:55:23,168 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 [2018-06-18 16:55:23,268 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e2_1439_e1_954.smt2 unknown [2018-06-18 16:55:23,686 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_6_e2_1439_e1_954.smt2 [2018-06-18 16:55:23,691 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 16:55:23,707 INFO ]: Walking toolchain with 4 elements. [2018-06-18 16:55:23,708 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 16:55:23,708 INFO ]: Initializing ChcToBoogie... [2018-06-18 16:55:23,708 INFO ]: ChcToBoogie initialized [2018-06-18 16:55:23,720 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:55:23" (1/1) ... [2018-06-18 16:55:23,824 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23 Unit [2018-06-18 16:55:23,824 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 16:55:23,825 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 16:55:23,825 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 16:55:23,825 INFO ]: Boogie Preprocessor initialized [2018-06-18 16:55:23,850 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23" (1/1) ... [2018-06-18 16:55:23,850 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23" (1/1) ... [2018-06-18 16:55:23,867 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23" (1/1) ... [2018-06-18 16:55:23,867 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23" (1/1) ... [2018-06-18 16:55:23,883 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23" (1/1) ... [2018-06-18 16:55:23,884 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23" (1/1) ... [2018-06-18 16:55:23,886 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23" (1/1) ... [2018-06-18 16:55:23,898 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 16:55:23,898 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 16:55:23,898 INFO ]: Initializing RCFGBuilder... [2018-06-18 16:55:23,898 INFO ]: RCFGBuilder initialized [2018-06-18 16:55:23,899 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23" (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) [2018-06-18 16:55:23,913 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 16:55:23,913 INFO ]: Found specification of procedure False [2018-06-18 16:55:23,913 INFO ]: Found implementation of procedure False [2018-06-18 16:55:23,913 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 16:55:23,913 INFO ]: Found specification of procedure state [2018-06-18 16:55:23,913 INFO ]: Found implementation of procedure state [2018-06-18 16:55:23,913 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 16:55:23,913 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 16:55:23,913 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 [2018-06-18 16:55:24,252 INFO ]: Using library mode [2018-06-18 16:55:24,256 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:55:24 BoogieIcfgContainer [2018-06-18 16:55:24,256 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 16:55:24,257 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 16:55:24,257 INFO ]: Initializing TraceAbstraction... [2018-06-18 16:55:24,261 INFO ]: TraceAbstraction initialized [2018-06-18 16:55:24,262 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:55:23" (1/3) ... [2018-06-18 16:55:24,263 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2730b3e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 04:55:24, skipping insertion in model container [2018-06-18 16:55:24,263 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:55:23" (2/3) ... [2018-06-18 16:55:24,263 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2730b3e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 04:55:24, skipping insertion in model container [2018-06-18 16:55:24,263 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:55:24" (3/3) ... [2018-06-18 16:55:24,265 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 16:55:24,276 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 16:55:24,289 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 16:55:24,339 INFO ]: Using default assertion order modulation [2018-06-18 16:55:24,339 INFO ]: Interprodecural is true [2018-06-18 16:55:24,339 INFO ]: Hoare is false [2018-06-18 16:55:24,339 INFO ]: Compute interpolants for FPandBP [2018-06-18 16:55:24,339 INFO ]: Backedges is TWOTRACK [2018-06-18 16:55:24,339 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 16:55:24,339 INFO ]: Difference is false [2018-06-18 16:55:24,339 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 16:55:24,340 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 16:55:24,358 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 16:55:24,370 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 16:55:24,370 INFO ]: Found error trace [2018-06-18 16:55:24,371 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:55:24,371 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:55:24,376 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 16:55:24,377 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:55:24,378 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:55:24,415 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:55:24,415 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:55:24,415 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:55:24,498 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:55:24,504 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:55:24,726 WARN ]: Spent 100.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 5 [2018-06-18 16:55:24,728 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 16:55:24,730 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 16:55:24,731 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 16:55:24,732 INFO ]: Interpolant automaton has 4 states [2018-06-18 16:55:24,743 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 16:55:24,744 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:55:24,746 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 16:55:24,865 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:55:24,865 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 16:55:24,866 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 16:55:24,867 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 16:55:24,867 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:55:24,883 INFO ]: With dead ends: 13 [2018-06-18 16:55:24,883 INFO ]: Without dead ends: 13 [2018-06-18 16:55:24,887 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:55:24,904 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 16:55:24,927 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 16:55:24,928 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 16:55:24,929 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 16:55:24,930 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 16:55:24,930 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:55:24,930 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 16:55:24,930 INFO ]: Interpolant automaton has 4 states. [2018-06-18 16:55:24,930 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 16:55:24,932 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 16:55:24,932 INFO ]: Found error trace [2018-06-18 16:55:24,932 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:55:24,932 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:55:24,932 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 16:55:24,933 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:55:24,933 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:55:24,934 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:55:24,934 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:55:24,934 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:55:25,017 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:55:25,018 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:55:26,308 WARN ]: Spent 1.03 s on a formula simplification. DAG size of input: 90 DAG size of output: 36 [2018-06-18 16:55:26,459 WARN ]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-06-18 16:55:26,635 WARN ]: Spent 149.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 1 [2018-06-18 16:55:26,637 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 16:55:26,637 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 16:55:26,637 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 [2018-06-18 16:55:26,654 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:55:26,743 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:55:26,754 INFO ]: Computing forward predicates... [2018-06-18 16:55:26,921 WARN ]: expecting exponential blowup for input size 20 [2018-06-18 16:55:34,914 WARN ]: Simplifying disjunction of 345600 conjuctions. This might take some time... Received shutdown request... [2018-06-18 16:56:42,384 INFO ]: Timeout while computing interpolants [2018-06-18 16:56:42,585 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 16:56:42,585 WARN ]: Verification canceled [2018-06-18 16:56:42,589 WARN ]: Timeout [2018-06-18 16:56:42,589 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 04:56:42 BoogieIcfgContainer [2018-06-18 16:56:42,589 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 16:56:42,590 INFO ]: Toolchain (without parser) took 78898.16 ms. Allocated memory was 306.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 252.6 MB in the beginning and 536.7 MB in the end (delta: -284.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 16:56:42,590 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 306.2 MB. Free memory is still 271.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 16:56:42,592 INFO ]: ChcToBoogie took 116.94 ms. Allocated memory is still 306.2 MB. Free memory was 252.6 MB in the beginning and 249.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-18 16:56:42,593 INFO ]: Boogie Preprocessor took 72.76 ms. Allocated memory is still 306.2 MB. Free memory was 249.5 MB in the beginning and 248.5 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 3.6 GB. [2018-06-18 16:56:42,593 INFO ]: RCFGBuilder took 357.89 ms. Allocated memory is still 306.2 MB. Free memory was 248.5 MB in the beginning and 231.5 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:56:42,594 INFO ]: TraceAbstraction took 78331.89 ms. Allocated memory was 306.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 230.5 MB in the beginning and 536.7 MB in the end (delta: -306.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-18 16:56:42,604 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 306.2 MB. Free memory is still 271.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 116.94 ms. Allocated memory is still 306.2 MB. Free memory was 252.6 MB in the beginning and 249.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 72.76 ms. Allocated memory is still 306.2 MB. Free memory was 249.5 MB in the beginning and 248.5 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 3.6 GB. * RCFGBuilder took 357.89 ms. Allocated memory is still 306.2 MB. Free memory was 248.5 MB in the beginning and 231.5 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 78331.89 ms. Allocated memory was 306.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 230.5 MB in the beginning and 536.7 MB in the end (delta: -306.2 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 14 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 345600 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 78.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 136 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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_e2_1439_e1_954.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_16-56-42-616.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_6_e2_1439_e1_954.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_16-56-42-616.csv Completed graceful shutdown