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/tramway_e7_1834_e8_3192.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:46:19,977 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:46:19,980 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:46:19,993 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:46:19,994 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:46:19,997 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:46:19,998 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:46:20,004 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:46:20,006 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:46:20,006 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:46:20,008 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:46:20,009 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:46:20,009 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:46:20,010 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:46:20,013 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:46:20,014 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:46:20,015 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:46:20,025 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:46:20,026 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:46:20,027 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:46:20,028 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:46:20,033 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:46:20,034 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:46:20,034 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:46:20,035 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:46:20,036 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:46:20,036 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:46:20,039 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:46:20,040 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:46:20,040 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:46:20,040 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:46:20,041 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:46:20,041 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:46:20,046 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:46:20,047 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:46:20,047 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 20:46:20,069 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:46:20,070 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:46:20,071 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:46:20,071 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:46:20,072 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:46:20,072 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:46:20,072 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:46:20,072 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:46:20,073 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:46:20,073 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:46:20,073 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:46:20,073 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:46:20,073 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:46:20,073 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:46:20,074 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:46:20,074 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:46:20,074 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:46:20,075 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:46:20,075 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:46:20,076 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:46:20,076 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:46:20,117 INFO ]: Repository-Root is: /tmp [2018-06-22 20:46:20,129 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:46:20,132 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:46:20,133 INFO ]: Initializing SmtParser... [2018-06-22 20:46:20,134 INFO ]: SmtParser initialized [2018-06-22 20:46:20,134 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/tramway_e7_1834_e8_3192.smt2 [2018-06-22 20:46:20,137 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 20:46:20,231 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/tramway_e7_1834_e8_3192.smt2 unknown [2018-06-22 20:46:20,680 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/tramway_e7_1834_e8_3192.smt2 [2018-06-22 20:46:20,684 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:46:20,696 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:46:20,704 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:46:20,704 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:46:20,705 INFO ]: ChcToBoogie initialized [2018-06-22 20:46:20,708 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:46:20" (1/1) ... [2018-06-22 20:46:20,776 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20 Unit [2018-06-22 20:46:20,776 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:46:20,777 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:46:20,777 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:46:20,777 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:46:20,824 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20" (1/1) ... [2018-06-22 20:46:20,824 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20" (1/1) ... [2018-06-22 20:46:20,852 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20" (1/1) ... [2018-06-22 20:46:20,852 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20" (1/1) ... [2018-06-22 20:46:20,857 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20" (1/1) ... [2018-06-22 20:46:20,858 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20" (1/1) ... [2018-06-22 20:46:20,873 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20" (1/1) ... [2018-06-22 20:46:20,877 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:46:20,877 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:46:20,877 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:46:20,877 INFO ]: RCFGBuilder initialized [2018-06-22 20:46:20,878 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20" (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 20:46:20,910 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:46:20,910 INFO ]: Found specification of procedure False [2018-06-22 20:46:20,910 INFO ]: Found implementation of procedure False [2018-06-22 20:46:20,910 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:46:20,910 INFO ]: Found specification of procedure state [2018-06-22 20:46:20,910 INFO ]: Found implementation of procedure state [2018-06-22 20:46:20,910 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:46:20,910 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:46:20,910 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 20:46:21,247 INFO ]: Using library mode [2018-06-22 20:46:21,247 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:46:21 BoogieIcfgContainer [2018-06-22 20:46:21,247 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:46:21,250 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:46:21,250 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:46:21,253 INFO ]: TraceAbstraction initialized [2018-06-22 20:46:21,253 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:46:20" (1/3) ... [2018-06-22 20:46:21,255 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ecfb31d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:46:21, skipping insertion in model container [2018-06-22 20:46:21,256 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:46:20" (2/3) ... [2018-06-22 20:46:21,256 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ecfb31d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:46:21, skipping insertion in model container [2018-06-22 20:46:21,256 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:46:21" (3/3) ... [2018-06-22 20:46:21,258 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:46:21,267 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:46:21,276 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:46:21,324 INFO ]: Using default assertion order modulation [2018-06-22 20:46:21,325 INFO ]: Interprodecural is true [2018-06-22 20:46:21,325 INFO ]: Hoare is false [2018-06-22 20:46:21,325 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:46:21,325 INFO ]: Backedges is TWOTRACK [2018-06-22 20:46:21,325 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:46:21,325 INFO ]: Difference is false [2018-06-22 20:46:21,325 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:46:21,325 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:46:21,341 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:46:21,358 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:46:21,358 INFO ]: Found error trace [2018-06-22 20:46:21,359 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:46:21,359 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:46:21,365 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 20:46:21,367 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:46:21,367 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:46:21,415 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:46:21,415 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:46:21,415 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:46:21,496 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:46:21,677 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:46:21,679 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:46:21,679 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:46:21,680 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:46:21,694 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:46:21,694 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:46:21,696 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:46:21,822 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:46:21,822 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:46:21,823 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:46:21,824 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:46:21,825 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:46:21,840 INFO ]: With dead ends: 13 [2018-06-22 20:46:21,840 INFO ]: Without dead ends: 13 [2018-06-22 20:46:21,845 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:46:21,859 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:46:21,892 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:46:21,893 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:46:21,894 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:46:21,895 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:46:21,895 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:46:21,895 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:46:21,895 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:46:21,896 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:46:21,899 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:46:21,899 INFO ]: Found error trace [2018-06-22 20:46:21,900 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:46:21,900 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:46:21,900 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 20:46:21,900 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:46:21,900 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:46:21,901 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:46:21,901 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:46:21,901 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:46:21,996 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:46:22,601 WARN ]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-06-22 20:46:22,762 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:46:22,762 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:46:22,762 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 20:46:22,772 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:46:22,878 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:46:22,889 INFO ]: Computing forward predicates... [2018-06-22 20:46:23,122 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 20:46:27,778 WARN ]: Simplifying disjunction of 419904 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:47:40,206 INFO ]: Timeout while computing interpolants [2018-06-22 20:47:40,407 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:47:40,407 WARN ]: Verification canceled [2018-06-22 20:47:40,411 WARN ]: Timeout [2018-06-22 20:47:40,411 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:47:40 BoogieIcfgContainer [2018-06-22 20:47:40,411 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:47:40,412 INFO ]: Toolchain (without parser) took 79727.10 ms. Allocated memory was 314.6 MB in the beginning and 1.2 GB in the end (delta: 874.5 MB). Free memory was 254.0 MB in the beginning and 657.1 MB in the end (delta: -403.1 MB). Peak memory consumption was 879.3 MB. Max. memory is 3.6 GB. [2018-06-22 20:47:40,414 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 314.6 MB. Free memory is still 280.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:47:40,415 INFO ]: ChcToBoogie took 72.51 ms. Allocated memory is still 314.6 MB. Free memory was 254.0 MB in the beginning and 251.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:47:40,415 INFO ]: Boogie Preprocessor took 99.53 ms. Allocated memory is still 314.6 MB. Free memory was 251.0 MB in the beginning and 249.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 3.6 GB. [2018-06-22 20:47:40,416 INFO ]: RCFGBuilder took 370.16 ms. Allocated memory is still 314.6 MB. Free memory was 248.9 MB in the beginning and 221.7 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 3.6 GB. [2018-06-22 20:47:40,416 INFO ]: TraceAbstraction took 79161.17 ms. Allocated memory was 314.6 MB in the beginning and 1.2 GB in the end (delta: 874.5 MB). Free memory was 220.7 MB in the beginning and 657.1 MB in the end (delta: -436.4 MB). Peak memory consumption was 846.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:47:40,419 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 314.6 MB. Free memory is still 280.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 72.51 ms. Allocated memory is still 314.6 MB. Free memory was 254.0 MB in the beginning and 251.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 99.53 ms. Allocated memory is still 314.6 MB. Free memory was 251.0 MB in the beginning and 249.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 3.6 GB. * RCFGBuilder took 370.16 ms. Allocated memory is still 314.6 MB. Free memory was 248.9 MB in the beginning and 221.7 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 79161.17 ms. Allocated memory was 314.6 MB in the beginning and 1.2 GB in the end (delta: 874.5 MB). Free memory was 220.7 MB in the beginning and 657.1 MB in the end (delta: -436.4 MB). Peak memory consumption was 846.0 MB. 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 419904 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 79.0s 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, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s 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, 0.1s 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/tramway_e7_1834_e8_3192.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-47-40-438.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/tramway_e7_1834_e8_3192.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-47-40-438.csv Completed graceful shutdown