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/ILLINOIS_5_e7_692_e7_2865.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:49:55,518 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:49:55,521 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:49:55,533 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:49:55,533 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:49:55,534 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:49:55,535 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:49:55,537 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:49:55,539 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:49:55,540 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:49:55,541 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:49:55,541 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:49:55,542 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:49:55,543 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:49:55,543 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:49:55,544 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:49:55,546 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:49:55,548 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:49:55,550 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:49:55,551 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:49:55,553 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:49:55,555 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:49:55,555 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:49:55,556 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:49:55,557 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:49:55,558 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:49:55,559 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:49:55,559 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:49:55,560 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:49:55,561 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:49:55,561 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:49:55,562 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:49:55,562 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:49:55,563 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:49:55,564 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:49:55,564 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:49:55,578 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:49:55,578 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:49:55,578 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:49:55,579 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:49:55,580 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:49:55,580 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:49:55,581 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:49:55,581 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:49:55,581 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:49:55,582 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:49:55,582 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:49:55,582 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:49:55,582 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:49:55,583 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:49:55,583 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:49:55,583 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:49:55,583 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:49:55,585 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:49:55,585 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:49:55,637 INFO ]: Repository-Root is: /tmp [2018-06-18 15:49:55,653 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:49:55,657 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:49:55,658 INFO ]: Initializing SmtParser... [2018-06-18 15:49:55,659 INFO ]: SmtParser initialized [2018-06-18 15:49:55,660 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_5_e7_692_e7_2865.smt2 [2018-06-18 15:49:55,661 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 15:49:55,764 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_5_e7_692_e7_2865.smt2 unknown [2018-06-18 15:49:56,316 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_5_e7_692_e7_2865.smt2 [2018-06-18 15:49:56,321 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:49:56,327 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:49:56,327 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:49:56,327 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:49:56,328 INFO ]: ChcToBoogie initialized [2018-06-18 15:49:56,334 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:49:56" (1/1) ... [2018-06-18 15:49:56,477 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56 Unit [2018-06-18 15:49:56,477 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:49:56,478 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:49:56,478 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:49:56,478 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:49:56,502 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56" (1/1) ... [2018-06-18 15:49:56,502 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56" (1/1) ... [2018-06-18 15:49:56,519 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56" (1/1) ... [2018-06-18 15:49:56,519 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56" (1/1) ... [2018-06-18 15:49:56,529 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56" (1/1) ... [2018-06-18 15:49:56,530 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56" (1/1) ... [2018-06-18 15:49:56,533 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56" (1/1) ... [2018-06-18 15:49:56,538 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:49:56,538 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:49:56,539 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:49:56,539 INFO ]: RCFGBuilder initialized [2018-06-18 15:49:56,539 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56" (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 15:49:56,550 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:49:56,550 INFO ]: Found specification of procedure False [2018-06-18 15:49:56,550 INFO ]: Found implementation of procedure False [2018-06-18 15:49:56,550 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:49:56,550 INFO ]: Found specification of procedure state [2018-06-18 15:49:56,550 INFO ]: Found implementation of procedure state [2018-06-18 15:49:56,550 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:49:56,550 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:49:56,550 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 15:49:57,071 INFO ]: Using library mode [2018-06-18 15:49:57,071 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:49:57 BoogieIcfgContainer [2018-06-18 15:49:57,071 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:49:57,073 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:49:57,073 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:49:57,077 INFO ]: TraceAbstraction initialized [2018-06-18 15:49:57,077 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:49:56" (1/3) ... [2018-06-18 15:49:57,078 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5effeaff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:49:57, skipping insertion in model container [2018-06-18 15:49:57,078 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:49:56" (2/3) ... [2018-06-18 15:49:57,078 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5effeaff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:49:57, skipping insertion in model container [2018-06-18 15:49:57,078 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:49:57" (3/3) ... [2018-06-18 15:49:57,080 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:49:57,094 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:49:57,104 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:49:57,155 INFO ]: Using default assertion order modulation [2018-06-18 15:49:57,155 INFO ]: Interprodecural is true [2018-06-18 15:49:57,155 INFO ]: Hoare is false [2018-06-18 15:49:57,155 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:49:57,155 INFO ]: Backedges is TWOTRACK [2018-06-18 15:49:57,155 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:49:57,156 INFO ]: Difference is false [2018-06-18 15:49:57,156 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:49:57,156 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:49:57,170 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:49:57,183 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:49:57,183 INFO ]: Found error trace [2018-06-18 15:49:57,184 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:49:57,184 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:49:57,192 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 15:49:57,194 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:49:57,194 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:49:57,234 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:49:57,234 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:49:57,234 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:49:57,350 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:49:57,359 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:49:57,666 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:49:57,668 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:49:57,669 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:49:57,670 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:49:57,681 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:49:57,682 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:49:57,684 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:49:57,839 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:49:57,839 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:49:57,840 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:49:57,841 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:49:57,842 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:49:57,858 INFO ]: With dead ends: 13 [2018-06-18 15:49:57,858 INFO ]: Without dead ends: 13 [2018-06-18 15:49:57,860 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 15:49:57,875 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:49:57,904 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:49:57,905 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:49:57,906 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:49:57,908 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:49:57,908 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:49:57,908 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:49:57,908 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:49:57,908 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:49:57,909 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:49:57,909 INFO ]: Found error trace [2018-06-18 15:49:57,909 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:49:57,910 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:49:57,911 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 15:49:57,911 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:49:57,911 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:49:57,912 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:49:57,912 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:49:57,912 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:49:58,096 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:49:58,097 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:49:59,081 WARN ]: Spent 701.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 53 [2018-06-18 15:49:59,232 WARN ]: Spent 124.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-06-18 15:49:59,306 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:49:59,306 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:49:59,306 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 15:49:59,317 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:49:59,467 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:49:59,479 INFO ]: Computing forward predicates... [2018-06-18 15:50:03,532 WARN ]: expecting exponential blowup for input size 16 [2018-06-18 15:50:05,406 WARN ]: Simplifying disjunction of 51840 conjuctions. This might take some time... Received shutdown request... [2018-06-18 15:51:11,825 INFO ]: Timeout while computing interpolants [2018-06-18 15:51:12,026 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:51:12,026 WARN ]: Verification canceled [2018-06-18 15:51:12,030 WARN ]: Timeout [2018-06-18 15:51:12,030 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:51:12 BoogieIcfgContainer [2018-06-18 15:51:12,030 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:51:12,031 INFO ]: Toolchain (without parser) took 75710.17 ms. Allocated memory was 305.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 238.1 MB in the beginning and 1.2 GB in the end (delta: -989.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:51:12,032 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 305.7 MB. Free memory is still 270.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:51:12,032 INFO ]: ChcToBoogie took 150.01 ms. Allocated memory is still 305.7 MB. Free memory was 238.1 MB in the beginning and 232.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:51:12,033 INFO ]: Boogie Preprocessor took 60.17 ms. Allocated memory is still 305.7 MB. Free memory was 232.1 MB in the beginning and 230.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. [2018-06-18 15:51:12,033 INFO ]: RCFGBuilder took 532.98 ms. Allocated memory is still 305.7 MB. Free memory was 230.0 MB in the beginning and 198.1 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:51:12,034 INFO ]: TraceAbstraction took 74957.18 ms. Allocated memory was 305.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 198.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-18 15:51:12,036 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 305.7 MB. Free memory is still 270.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 150.01 ms. Allocated memory is still 305.7 MB. Free memory was 238.1 MB in the beginning and 232.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 60.17 ms. Allocated memory is still 305.7 MB. Free memory was 232.1 MB in the beginning and 230.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. * RCFGBuilder took 532.98 ms. Allocated memory is still 305.7 MB. Free memory was 230.0 MB in the beginning and 198.1 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 74957.18 ms. Allocated memory was 305.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 198.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). 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 51840 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 74.8s 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, 0.1s 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 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/ILLINOIS_5_e7_692_e7_2865.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-51-12-051.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ILLINOIS_5_e7_692_e7_2865.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-51-12-051.csv Completed graceful shutdown