java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:09:47,834 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:09:47,837 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:09:47,857 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:09:47,858 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:09:47,859 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:09:47,861 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:09:47,863 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:09:47,865 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:09:47,866 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:09:47,867 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:09:47,867 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:09:47,868 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:09:47,869 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:09:47,870 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:09:47,871 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:09:47,872 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:09:47,874 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:09:47,876 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:09:47,878 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:09:47,879 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:09:47,880 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:09:47,883 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:09:47,883 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:09:47,883 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:09:47,884 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:09:47,885 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:09:47,886 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:09:47,887 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:09:47,888 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:09:47,888 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:09:47,889 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:09:47,889 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:09:47,889 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:09:47,890 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:09:47,891 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:09:47,891 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 09:09:47,900 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:09:47,901 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:09:47,902 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:09:47,903 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:09:47,903 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:09:47,903 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:09:47,903 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:09:47,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:09:47,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:09:47,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:09:47,985 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:09:47,985 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:09:47,986 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl [2018-09-26 09:09:47,987 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum_array.i_3.bpl' [2018-09-26 09:09:48,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:09:48,072 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:09:48,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:09:48,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:09:48,074 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:09:48,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... [2018-09-26 09:09:48,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... [2018-09-26 09:09:48,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:09:48,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:09:48,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:09:48,122 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:09:48,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... [2018-09-26 09:09:48,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... [2018-09-26 09:09:48,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... [2018-09-26 09:09:48,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... [2018-09-26 09:09:48,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... [2018-09-26 09:09:48,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... [2018-09-26 09:09:48,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... [2018-09-26 09:09:48,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:09:48,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:09:48,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:09:48,153 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:09:48,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/1) ... No working directory specified, using /storage/repos/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 [2018-09-26 09:09:48,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:09:48,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:09:48,517 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:09:48,518 INFO L202 PluginConnector]: Adding new model sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:09:48 BoogieIcfgContainer [2018-09-26 09:09:48,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:09:48,519 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:09:48,519 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:09:48,522 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:09:48,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:48" (1/2) ... [2018-09-26 09:09:48,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d8c14 and model type sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:09:48, skipping insertion in model container [2018-09-26 09:09:48,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum_array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:09:48" (2/2) ... [2018-09-26 09:09:48,526 INFO L112 eAbstractionObserver]: Analyzing ICFG sum_array.i_3.bpl [2018-09-26 09:09:48,536 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:09:48,544 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:09:48,595 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:09:48,596 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:09:48,597 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:09:48,597 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:09:48,597 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:09:48,597 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:09:48,598 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:09:48,598 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:09:48,598 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:09:48,622 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states. [2018-09-26 09:09:48,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 09:09:48,635 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:09:48,642 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:09:48,643 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:09:48,650 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:09:48,650 INFO L82 PathProgramCache]: Analyzing trace with hash 148998095, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:09:48,672 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:09:49,011 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:09:49,011 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 09:09:49,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:09:49,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:09:49,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:09:49,028 INFO L87 Difference]: Start difference. First operand 10 states. Second operand 3 states. [2018-09-26 09:09:49,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:09:49,142 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2018-09-26 09:09:49,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:09:49,145 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-09-26 09:09:49,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:09:49,158 INFO L225 Difference]: With dead ends: 18 [2018-09-26 09:09:49,158 INFO L226 Difference]: Without dead ends: 15 [2018-09-26 09:09:49,162 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:09:49,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-09-26 09:09:49,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 11. [2018-09-26 09:09:49,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2018-09-26 09:09:49,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 13 transitions. [2018-09-26 09:09:49,203 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 13 transitions. Word has length 8 [2018-09-26 09:09:49,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:09:49,203 INFO L480 AbstractCegarLoop]: Abstraction has 11 states and 13 transitions. [2018-09-26 09:09:49,204 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:09:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2018-09-26 09:09:49,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 09:09:49,205 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:09:49,205 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:09:49,205 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:09:49,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:09:49,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1453301129, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:09:49,221 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:09:50,058 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2018-09-26 09:09:50,696 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2018-09-26 09:09:51,997 WARN L178 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-09-26 09:09:53,105 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2018-09-26 09:09:54,273 WARN L178 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-09-26 09:09:55,646 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2018-09-26 09:09:57,433 WARN L178 SmtUtils]: Spent 887.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-26 09:10:01,127 WARN L178 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2018-09-26 09:10:02,464 WARN L178 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2018-09-26 09:10:05,815 WARN L178 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 129 [2018-09-26 09:10:17,074 WARN L178 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2018-09-26 09:10:19,244 WARN L178 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-09-26 09:10:28,338 WARN L178 SmtUtils]: Spent 6.80 s on a formula simplification that was a NOOP. DAG size: 149 [2018-09-26 09:10:40,356 ERROR L410 Pdr]: Internal query 3403#(and (not (and (= (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select (store (store (store (store ULTIMATE.start_main_~C~6 (mod ULTIMATE.start_main_~i~6 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod ULTIMATE.start_main_~i~6 4294967296)) (select ULTIMATE.start_main_~A~6 (mod ULTIMATE.start_main_~i~6 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296) (+ (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)) (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)))) 0)) 1 0) 0) (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)) (< (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296) (mod ULTIMATE.start_main_~M~6 4294967296)))) (not (and (< (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296) (mod ULTIMATE.start_main_~M~6 4294967296)) (= 0 (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select (store (store (store (store (store (store (store ULTIMATE.start_main_~C~6 (mod ULTIMATE.start_main_~i~6 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod ULTIMATE.start_main_~i~6 4294967296)) (select ULTIMATE.start_main_~A~6 (mod ULTIMATE.start_main_~i~6 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296) (+ (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296)) (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296)))) 0)) 1 0)) (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod (+ ULTIMATE.start_main_~i~6 7) 4294967296)))) (not (and (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296)) (= (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select (store (store (store (store (store ULTIMATE.start_main_~C~6 (mod ULTIMATE.start_main_~i~6 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod ULTIMATE.start_main_~i~6 4294967296)) (select ULTIMATE.start_main_~A~6 (mod ULTIMATE.start_main_~i~6 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)))) 0)) 1 0) 0) (< (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296) (mod ULTIMATE.start_main_~M~6 4294967296)))) (not (and (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)) (< (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296) (mod ULTIMATE.start_main_~M~6 4294967296)) (= (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select (store (store (store ULTIMATE.start_main_~C~6 (mod ULTIMATE.start_main_~i~6 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod ULTIMATE.start_main_~i~6 4294967296)) (select ULTIMATE.start_main_~A~6 (mod ULTIMATE.start_main_~i~6 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296) (+ (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)) (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)))) 0)) 1 0) 0))) (not (and (= 0 (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select (store (store ULTIMATE.start_main_~C~6 (mod ULTIMATE.start_main_~i~6 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod ULTIMATE.start_main_~i~6 4294967296)) (select ULTIMATE.start_main_~A~6 (mod ULTIMATE.start_main_~i~6 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)))) 0)) 1 0)) (< (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296) (mod ULTIMATE.start_main_~M~6 4294967296)) (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)))) (not (and (< (mod (+ ULTIMATE.start_main_~i~6 7) 4294967296) (mod ULTIMATE.start_main_~M~6 4294967296)) (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod (+ ULTIMATE.start_main_~i~6 8) 4294967296)) (= 0 (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select (store (store (store (store (store (store (store (store ULTIMATE.start_main_~C~6 (mod ULTIMATE.start_main_~i~6 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod ULTIMATE.start_main_~i~6 4294967296)) (select ULTIMATE.start_main_~A~6 (mod ULTIMATE.start_main_~i~6 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296) (+ (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)) (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296) (+ (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296)) (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 7) 4294967296) (+ (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 7) 4294967296)) (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 7) 4294967296)))) 0)) 1 0)))) (not (and (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)) (< (mod ULTIMATE.start_main_~i~6 4294967296) (mod ULTIMATE.start_main_~M~6 4294967296)) (= (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select (store ULTIMATE.start_main_~C~6 (mod ULTIMATE.start_main_~i~6 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod ULTIMATE.start_main_~i~6 4294967296)) (select ULTIMATE.start_main_~A~6 (mod ULTIMATE.start_main_~i~6 4294967296)))) 0)) 1 0) 0))) (not (and (= 0 (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select (store (store (store (store (store (store ULTIMATE.start_main_~C~6 (mod ULTIMATE.start_main_~i~6 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod ULTIMATE.start_main_~i~6 4294967296)) (select ULTIMATE.start_main_~A~6 (mod ULTIMATE.start_main_~i~6 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296) (+ (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296)) (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296)))) 0)) 1 0)) (< (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296) (mod ULTIMATE.start_main_~M~6 4294967296)) (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296)))) (not (and (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod ULTIMATE.start_main_~i~6 4294967296)) (< 0 (mod ULTIMATE.start_main_~M~6 4294967296)) (= 0 (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select ULTIMATE.start_main_~C~6 0)) 1 0))))) && assume !!(main_~i~6 % 4294967296 < main_~M~6 % 4294967296);main_~C~6 := main_~C~6[main_~i~6 % 4294967296 := main_~A~6[main_~i~6 % 4294967296] + main_~B~6[main_~i~6 % 4294967296]];main_#t~post5 := main_~i~6;main_~i~6 := main_#t~post5 + 1;havoc main_#t~post5; && 2458#(and (< (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296) (mod ULTIMATE.start_main_~M~6 4294967296)) (= 0 (ite (= (+ (select ULTIMATE.start_main_~B~6 0) (select ULTIMATE.start_main_~A~6 0)) (select (store (store (store (store (store (store (store ULTIMATE.start_main_~C~6 (mod ULTIMATE.start_main_~i~6 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod ULTIMATE.start_main_~i~6 4294967296)) (select ULTIMATE.start_main_~A~6 (mod ULTIMATE.start_main_~i~6 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 1) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 2) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 3) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 4) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296) (+ (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296)) (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 5) 4294967296)))) (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296) (+ (select ULTIMATE.start_main_~B~6 (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296)) (select ULTIMATE.start_main_~A~6 (mod (+ ULTIMATE.start_main_~i~6 6) 4294967296)))) 0)) 1 0)) (<= (mod ULTIMATE.start_main_~M~6 4294967296) (mod (+ ULTIMATE.start_main_~i~6 7) 4294967296))) was unknown! [2018-09-26 09:10:40,559 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:10:40,561 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Solver returned unknown at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:412) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.computePdr(Pdr.java:291) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.(Pdr.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructPdr(TraceCheckConstructor.java:274) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:313) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-26 09:10:40,567 INFO L168 Benchmark]: Toolchain (without parser) took 52498.64 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 45.1 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 317.6 MB). Peak memory consumption was 362.7 MB. Max. memory is 7.1 GB. [2018-09-26 09:10:40,569 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:10:40,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.94 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:10:40,570 INFO L168 Benchmark]: Boogie Preprocessor took 30.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:10:40,571 INFO L168 Benchmark]: RCFGBuilder took 365.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:10:40,572 INFO L168 Benchmark]: TraceAbstraction took 52046.41 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 45.1 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 296.5 MB). Peak memory consumption was 341.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:10:40,578 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 47.94 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 365.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 52046.41 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 45.1 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 296.5 MB). Peak memory consumption was 341.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Solver returned unknown de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Solver returned unknown: de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:412) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum_array.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-10-40-597.csv Received shutdown request...