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/SYNAPSE_all_e7_907.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:27:45,147 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:27:45,149 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:27:45,161 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:27:45,162 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:27:45,163 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:27:45,164 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:27:45,166 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:27:45,168 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:27:45,168 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:27:45,169 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:27:45,170 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:27:45,170 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:27:45,172 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:27:45,172 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:27:45,173 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:27:45,175 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:27:45,177 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:27:45,178 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:27:45,179 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:27:45,181 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:27:45,183 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:27:45,184 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:27:45,184 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:27:45,185 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:27:45,186 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:27:45,186 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:27:45,187 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:27:45,188 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:27:45,189 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:27:45,189 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:27:45,190 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:27:45,190 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:27:45,191 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:27:45,192 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:27:45,192 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 20:27:45,207 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:27:45,208 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:27:45,208 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:27:45,208 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:27:45,209 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:27:45,210 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:27:45,210 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:27:45,210 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:27:45,210 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:27:45,211 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:27:45,211 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:27:45,211 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:27:45,211 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:27:45,211 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:27:45,212 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:27:45,212 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:27:45,212 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:27:45,212 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:27:45,213 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:27:45,221 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:27:45,221 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:27:45,276 INFO ]: Repository-Root is: /tmp [2018-06-22 20:27:45,298 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:27:45,303 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:27:45,305 INFO ]: Initializing SmtParser... [2018-06-22 20:27:45,305 INFO ]: SmtParser initialized [2018-06-22 20:27:45,306 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e7_907.smt2 [2018-06-22 20:27:45,307 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 20:27:45,384 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e7_907.smt2 unknown [2018-06-22 20:27:45,784 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e7_907.smt2 [2018-06-22 20:27:45,788 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:27:45,803 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:27:45,803 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:27:45,804 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:27:45,804 INFO ]: ChcToBoogie initialized [2018-06-22 20:27:45,816 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:27:45" (1/1) ... [2018-06-22 20:27:45,901 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45 Unit [2018-06-22 20:27:45,901 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:27:45,902 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:27:45,902 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:27:45,902 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:27:45,921 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45" (1/1) ... [2018-06-22 20:27:45,921 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45" (1/1) ... [2018-06-22 20:27:45,934 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45" (1/1) ... [2018-06-22 20:27:45,934 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45" (1/1) ... [2018-06-22 20:27:45,940 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45" (1/1) ... [2018-06-22 20:27:45,941 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45" (1/1) ... [2018-06-22 20:27:45,955 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45" (1/1) ... [2018-06-22 20:27:45,958 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:27:45,959 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:27:45,959 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:27:45,959 INFO ]: RCFGBuilder initialized [2018-06-22 20:27:45,959 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45" (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 20:27:45,995 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:27:45,995 INFO ]: Found specification of procedure False [2018-06-22 20:27:45,995 INFO ]: Found implementation of procedure False [2018-06-22 20:27:45,995 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:27:45,995 INFO ]: Found specification of procedure state [2018-06-22 20:27:45,995 INFO ]: Found implementation of procedure state [2018-06-22 20:27:45,995 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:27:45,995 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:27:45,995 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 20:27:46,361 INFO ]: Using library mode [2018-06-22 20:27:46,368 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:27:46 BoogieIcfgContainer [2018-06-22 20:27:46,368 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:27:46,369 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:27:46,369 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:27:46,374 INFO ]: TraceAbstraction initialized [2018-06-22 20:27:46,374 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:27:45" (1/3) ... [2018-06-22 20:27:46,375 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f42378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:27:46, skipping insertion in model container [2018-06-22 20:27:46,375 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:27:45" (2/3) ... [2018-06-22 20:27:46,376 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f42378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:27:46, skipping insertion in model container [2018-06-22 20:27:46,376 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:27:46" (3/3) ... [2018-06-22 20:27:46,377 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:27:46,387 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:27:46,397 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:27:46,443 INFO ]: Using default assertion order modulation [2018-06-22 20:27:46,443 INFO ]: Interprodecural is true [2018-06-22 20:27:46,443 INFO ]: Hoare is false [2018-06-22 20:27:46,443 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:27:46,443 INFO ]: Backedges is TWOTRACK [2018-06-22 20:27:46,443 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:27:46,443 INFO ]: Difference is false [2018-06-22 20:27:46,443 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:27:46,443 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:27:46,457 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:27:46,469 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:27:46,469 INFO ]: Found error trace [2018-06-22 20:27:46,470 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:27:46,470 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:27:46,474 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:27:46,476 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:27:46,476 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:27:46,512 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:27:46,512 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:27:46,512 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:27:46,610 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:27:46,875 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:27:46,879 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:27:46,879 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:27:46,881 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:27:46,897 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:27:46,897 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:27:46,900 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:27:46,981 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:27:46,981 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:27:46,981 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:27:46,982 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:27:46,983 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:27:46,991 INFO ]: With dead ends: 13 [2018-06-22 20:27:46,991 INFO ]: Without dead ends: 13 [2018-06-22 20:27:46,993 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 [2018-06-22 20:27:47,005 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:27:47,025 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:27:47,026 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:27:47,027 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:27:47,028 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:27:47,028 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:27:47,028 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:27:47,028 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:27:47,028 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:27:47,030 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:27:47,030 INFO ]: Found error trace [2018-06-22 20:27:47,030 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:27:47,030 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:27:47,030 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:27:47,030 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:27:47,030 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:27:47,031 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:27:47,031 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:27:47,031 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:27:47,158 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:27:48,802 WARN ]: Spent 1.21 s on a formula simplification. DAG size of input: 205 DAG size of output: 68 [2018-06-22 20:27:49,025 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:27:49,025 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:27:49,025 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 20:27:49,033 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:27:49,099 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:27:49,109 INFO ]: Computing forward predicates... [2018-06-22 20:27:52,540 WARN ]: expecting exponential blowup for input size 29 [2018-06-22 20:28:08,852 WARN ]: Simplifying disjunction of 677376 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:28:51,306 INFO ]: Timeout while computing interpolants [2018-06-22 20:28:51,507 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:28:51,507 WARN ]: Verification canceled [2018-06-22 20:28:51,511 WARN ]: Timeout [2018-06-22 20:28:51,511 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:28:51 BoogieIcfgContainer [2018-06-22 20:28:51,511 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:28:51,512 INFO ]: Toolchain (without parser) took 65722.88 ms. Allocated memory was 309.3 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 255.8 MB in the beginning and 728.9 MB in the end (delta: -473.1 MB). Peak memory consumption was 2.1 GB. Max. memory is 3.6 GB. [2018-06-22 20:28:51,512 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:28:51,513 INFO ]: ChcToBoogie took 97.73 ms. Allocated memory is still 309.3 MB. Free memory was 254.8 MB in the beginning and 252.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:28:51,513 INFO ]: Boogie Preprocessor took 56.33 ms. Allocated memory is still 309.3 MB. Free memory was 252.8 MB in the beginning and 250.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:28:51,514 INFO ]: RCFGBuilder took 409.09 ms. Allocated memory is still 309.3 MB. Free memory was 250.8 MB in the beginning and 233.8 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:28:51,514 INFO ]: TraceAbstraction took 65141.78 ms. Allocated memory was 309.3 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 232.8 MB in the beginning and 728.9 MB in the end (delta: -496.1 MB). Peak memory consumption was 2.0 GB. Max. memory is 3.6 GB. [2018-06-22 20:28:51,517 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 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 97.73 ms. Allocated memory is still 309.3 MB. Free memory was 254.8 MB in the beginning and 252.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.33 ms. Allocated memory is still 309.3 MB. Free memory was 252.8 MB in the beginning and 250.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 409.09 ms. Allocated memory is still 309.3 MB. Free memory was 250.8 MB in the beginning and 233.8 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 65141.78 ms. Allocated memory was 309.3 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 232.8 MB in the beginning and 728.9 MB in the end (delta: -496.1 MB). Peak memory consumption was 2.0 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 677376 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 65.0s 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, 0.1s 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, 152 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_all_e7_907.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-28-51-540.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_all_e7_907.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-28-51-540.csv Completed graceful shutdown