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_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e7_1837.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:42:55,914 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:42:55,917 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:42:55,929 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:42:55,930 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:42:55,931 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:42:55,934 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:42:55,936 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:42:55,938 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:42:55,938 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:42:55,940 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:42:55,940 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:42:55,941 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:42:55,942 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:42:55,943 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:42:55,946 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:42:55,947 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:42:55,957 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:42:55,958 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:42:55,959 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:42:55,960 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:42:55,966 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:42:55,966 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:42:55,966 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:42:55,967 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:42:55,970 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:42:55,971 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:42:55,972 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:42:55,973 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:42:55,973 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:42:55,973 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:42:55,978 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:42:55,978 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:42:55,979 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:42:55,979 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:42:55,980 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 20:42:55,999 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:42:56,000 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:42:56,000 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:42:56,001 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:42:56,001 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:42:56,002 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:42:56,002 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:42:56,002 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:42:56,002 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:42:56,003 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:42:56,003 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:42:56,003 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:42:56,003 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:42:56,003 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:42:56,003 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:42:56,004 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:42:56,004 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:42:56,005 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:42:56,005 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:42:56,006 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:42:56,007 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:42:56,047 INFO ]: Repository-Root is: /tmp [2018-06-22 20:42:56,059 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:42:56,063 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:42:56,064 INFO ]: Initializing SmtParser... [2018-06-22 20:42:56,064 INFO ]: SmtParser initialized [2018-06-22 20:42:56,068 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e7_1837.smt2 [2018-06-22 20:42:56,069 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 20:42:56,158 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e7_1837.smt2 unknown [2018-06-22 20:42:56,701 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e7_1837.smt2 [2018-06-22 20:42:56,706 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:42:56,712 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:42:56,712 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:42:56,712 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:42:56,713 INFO ]: ChcToBoogie initialized [2018-06-22 20:42:56,716 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:42:56" (1/1) ... [2018-06-22 20:42:56,791 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56 Unit [2018-06-22 20:42:56,791 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:42:56,792 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:42:56,792 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:42:56,792 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:42:56,839 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56" (1/1) ... [2018-06-22 20:42:56,839 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56" (1/1) ... [2018-06-22 20:42:56,864 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56" (1/1) ... [2018-06-22 20:42:56,864 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56" (1/1) ... [2018-06-22 20:42:56,878 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56" (1/1) ... [2018-06-22 20:42:56,879 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56" (1/1) ... [2018-06-22 20:42:56,883 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56" (1/1) ... [2018-06-22 20:42:56,897 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:42:56,903 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:42:56,903 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:42:56,903 INFO ]: RCFGBuilder initialized [2018-06-22 20:42:56,904 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56" (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) [2018-06-22 20:42:56,920 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:42:56,920 INFO ]: Found specification of procedure False [2018-06-22 20:42:56,920 INFO ]: Found implementation of procedure False [2018-06-22 20:42:56,920 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:42:56,920 INFO ]: Found specification of procedure state [2018-06-22 20:42:56,920 INFO ]: Found implementation of procedure state [2018-06-22 20:42:56,920 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:42:56,920 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:42:56,920 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 20:42:57,382 INFO ]: Using library mode [2018-06-22 20:42:57,382 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:42:57 BoogieIcfgContainer [2018-06-22 20:42:57,383 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:42:57,384 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:42:57,384 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:42:57,390 INFO ]: TraceAbstraction initialized [2018-06-22 20:42:57,390 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:42:56" (1/3) ... [2018-06-22 20:42:57,391 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a75f48c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:42:57, skipping insertion in model container [2018-06-22 20:42:57,391 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:42:56" (2/3) ... [2018-06-22 20:42:57,391 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a75f48c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:42:57, skipping insertion in model container [2018-06-22 20:42:57,391 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:42:57" (3/3) ... [2018-06-22 20:42:57,393 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:42:57,403 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:42:57,413 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:42:57,465 INFO ]: Using default assertion order modulation [2018-06-22 20:42:57,466 INFO ]: Interprodecural is true [2018-06-22 20:42:57,466 INFO ]: Hoare is false [2018-06-22 20:42:57,466 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:42:57,466 INFO ]: Backedges is TWOTRACK [2018-06-22 20:42:57,466 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:42:57,466 INFO ]: Difference is false [2018-06-22 20:42:57,466 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:42:57,466 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:42:57,485 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:42:57,503 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:42:57,504 INFO ]: Found error trace [2018-06-22 20:42:57,506 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:42:57,507 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:42:57,513 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 20:42:57,515 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:42:57,515 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:42:57,563 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:42:57,563 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:42:57,563 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:42:57,689 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:42:58,261 WARN ]: Spent 300.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 20 [2018-06-22 20:42:58,265 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:42:58,268 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:42:58,268 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:42:58,270 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:42:58,282 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:42:58,282 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:42:58,283 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:42:58,412 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:42:58,412 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:42:58,413 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:42:58,414 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:42:58,414 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:42:58,425 INFO ]: With dead ends: 13 [2018-06-22 20:42:58,425 INFO ]: Without dead ends: 13 [2018-06-22 20:42:58,427 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:42:58,455 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:42:58,477 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:42:58,478 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:42:58,479 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:42:58,480 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:42:58,480 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:42:58,480 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:42:58,480 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:42:58,480 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:42:58,481 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:42:58,481 INFO ]: Found error trace [2018-06-22 20:42:58,481 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:42:58,482 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:42:58,482 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 20:42:58,482 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:42:58,482 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:42:58,482 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:42:58,482 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:42:58,482 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:42:58,646 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:43:00,405 WARN ]: Spent 1.31 s on a formula simplification. DAG size of input: 166 DAG size of output: 61 [2018-06-22 20:43:00,645 WARN ]: Spent 120.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 5 [2018-06-22 20:43:00,647 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:43:00,647 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:43:00,647 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:43:00,679 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:43:00,808 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:43:00,818 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 20:43:59,294 INFO ]: Timeout while computing interpolants [2018-06-22 20:43:59,495 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:43:59,495 WARN ]: Verification canceled [2018-06-22 20:43:59,501 WARN ]: Timeout [2018-06-22 20:43:59,501 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:43:59 BoogieIcfgContainer [2018-06-22 20:43:59,501 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:43:59,502 INFO ]: Toolchain (without parser) took 62795.50 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 236.6 MB in the beginning and 981.9 MB in the end (delta: -745.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:43:59,503 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:43:59,503 INFO ]: ChcToBoogie took 78.84 ms. Allocated memory is still 306.2 MB. Free memory was 236.6 MB in the beginning and 233.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:43:59,512 INFO ]: Boogie Preprocessor took 105.95 ms. Allocated memory is still 306.2 MB. Free memory was 233.6 MB in the beginning and 231.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:43:59,512 INFO ]: RCFGBuilder took 479.77 ms. Allocated memory is still 306.2 MB. Free memory was 231.6 MB in the beginning and 198.5 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 3.6 GB. [2018-06-22 20:43:59,513 INFO ]: TraceAbstraction took 62117.24 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 198.5 MB in the beginning and 981.9 MB in the end (delta: -783.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:43:59,515 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 78.84 ms. Allocated memory is still 306.2 MB. Free memory was 236.6 MB in the beginning and 233.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 105.95 ms. Allocated memory is still 306.2 MB. Free memory was 233.6 MB in the beginning and 231.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 479.77 ms. Allocated memory is still 306.2 MB. Free memory was 231.6 MB in the beginning and 198.5 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 62117.24 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 198.5 MB in the beginning and 981.9 MB in the end (delta: -783.3 MB). Peak memory consumption was 1.3 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 XnfDer was eliminating 28 quantified variables from 26 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 62.0s 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, 0.4s 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, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 424 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/ticket3i_all_e7_1837.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-43-59-533.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ticket3i_all_e7_1837.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-43-59-533.csv Completed graceful shutdown