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-smtinterpol.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond2.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:35:48,031 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:35:48,033 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:35:48,050 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:35:48,050 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:35:48,051 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:35:48,052 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:35:48,054 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:35:48,056 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:35:48,056 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:35:48,057 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:35:48,058 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:35:48,058 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:35:48,059 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:35:48,060 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:35:48,061 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:35:48,062 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:35:48,064 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:35:48,066 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:35:48,067 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:35:48,068 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:35:48,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:35:48,072 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-26 09:35:48,080 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:35:48,080 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:35:48,082 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:35:48,083 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:35:48,083 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-09-26 09:35:48,096 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:35:48,096 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:35:48,098 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:35:48,098 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:35:48,098 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:35:48,098 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:35:48,098 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:35:48,099 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:35:48,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:35:48,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:35:48,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:35:48,177 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:35:48,178 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:35:48,179 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond2.i_4.bpl [2018-09-26 09:35:48,179 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond2.i_4.bpl' [2018-09-26 09:35:48,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:35:48,247 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:35:48,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:35:48,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:35:48,248 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:35:48,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:35:48,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:35:48,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:35:48,290 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:35:48,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:35:48,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:35:48,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:35:48,316 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:35:48,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/1) ... [2018-09-26 09:35:48,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:35:48,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:35:48,667 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:35:48,668 INFO L202 PluginConnector]: Adding new model diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:35:48 BoogieIcfgContainer [2018-09-26 09:35:48,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:35:48,669 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:35:48,670 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:35:48,673 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:35:48,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:48" (1/2) ... [2018-09-26 09:35:48,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24515f10 and model type diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:35:48, skipping insertion in model container [2018-09-26 09:35:48,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:35:48" (2/2) ... [2018-09-26 09:35:48,677 INFO L112 eAbstractionObserver]: Analyzing ICFG diamond2.i_4.bpl [2018-09-26 09:35:48,686 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:35:48,693 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:35:48,736 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:35:48,737 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:35:48,737 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:35:48,737 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:35:48,737 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:35:48,738 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:35:48,738 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:35:48,738 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:35:48,738 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:35:48,751 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:35:48,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:35:48,759 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:35:48,759 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:35:48,760 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:35:48,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:35:48,767 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-09-26 09:35:48,772 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:35:49,146 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:35:49,147 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:35:49,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:35:49,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:35:49,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:35:49,164 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 09:35:49,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:35:49,247 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 09:35:49,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:35:49,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 09:35:49,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:35:49,265 INFO L225 Difference]: With dead ends: 10 [2018-09-26 09:35:49,266 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 09:35:49,269 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 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 09:35:49,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 09:35:49,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 09:35:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 09:35:49,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 09:35:49,320 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 09:35:49,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:35:49,320 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 09:35:49,321 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:35:49,321 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 09:35:49,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:35:49,323 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:35:49,323 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 09:35:49,323 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:35:49,324 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:35:49,324 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-09-26 09:35:49,324 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:35:49,978 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-09-26 09:35:50,655 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-09-26 09:35:51,450 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-09-26 09:35:52,504 WARN L178 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-09-26 09:35:53,628 WARN L178 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-09-26 09:35:55,373 WARN L178 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 122 [2018-09-26 09:35:58,096 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:35:58,096 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:35:58,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:35:58,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:35:58,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=322, Unknown=0, NotChecked=0, Total=462 [2018-09-26 09:35:58,103 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 3 states. [2018-09-26 09:35:58,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:35:58,119 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2018-09-26 09:35:58,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:35:58,120 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2018-09-26 09:35:58,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:35:58,121 INFO L225 Difference]: With dead ends: 7 [2018-09-26 09:35:58,121 INFO L226 Difference]: Without dead ends: 0 [2018-09-26 09:35:58,123 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1400 GetRequests, 1373 SyntacticMatches, 7 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=140, Invalid=322, Unknown=0, NotChecked=0, Total=462 [2018-09-26 09:35:58,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-26 09:35:58,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-26 09:35:58,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-26 09:35:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-26 09:35:58,127 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-09-26 09:35:58,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:35:58,127 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-26 09:35:58,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:35:58,128 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-26 09:35:58,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-26 09:35:58,135 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-26 09:35:58,560 WARN L178 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-09-26 09:35:58,954 WARN L178 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-09-26 09:35:58,962 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.startEXIT(lines 1 57) the Hoare annotation is: false [2018-09-26 09:35:58,962 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 57) the Hoare annotation is: true [2018-09-26 09:35:58,963 INFO L422 ceAbstractionStarter]: At program point L29(lines 29 55) the Hoare annotation is: false [2018-09-26 09:35:58,963 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 57) no Hoare annotation was computed. [2018-09-26 09:35:58,968 INFO L422 ceAbstractionStarter]: At program point L54(lines 16 54) the Hoare annotation is: (let ((.cse5 (mod ULTIMATE.start_main_~x~5 2)) (.cse1 (mod (let ((.cse14 (mod ULTIMATE.start_main_~y~5 2))) (ite (and (< (mod ULTIMATE.start_main_~y~5 4294967296) 0) (not (= .cse14 0))) (+ .cse14 (- 2)) .cse14)) 4294967296)) (.cse9 (mod (+ ULTIMATE.start_main_~x~5 1) 2))) (let ((.cse6 (mod (+ ULTIMATE.start_main_~x~5 19) 4294967296)) (.cse12 (mod (+ ULTIMATE.start_main_~x~5 76) 4294967296)) (.cse11 (mod (+ ULTIMATE.start_main_~x~5 95) 4294967296)) (.cse7 (not (= 0 .cse9))) (.cse8 (+ .cse9 (- 2))) (.cse0 (not (= .cse1 0))) (.cse3 (mod (+ ULTIMATE.start_main_~x~5 38) 4294967296)) (.cse13 (mod (+ ULTIMATE.start_main_~x~5 57) 4294967296)) (.cse2 (not (= 0 .cse5))) (.cse10 (mod ULTIMATE.start_main_~x~5 4294967296)) (.cse4 (+ .cse5 (- 2)))) (and (or .cse0 (not (= (ite (= .cse1 (mod (ite (and .cse2 (< .cse3 0)) .cse4 .cse5) 4294967296)) 1 0) 0)) (< .cse3 99) (<= 99 .cse6)) (or .cse0 (not (= 0 (ite (= .cse1 (mod (ite (and (< .cse6 0) .cse7) .cse8 .cse9) 4294967296)) 1 0))) (< .cse6 99) (<= 99 .cse10)) (or .cse0 (not (= (ite (= .cse1 (mod (ite (and .cse7 (< .cse11 0)) .cse8 .cse9) 4294967296)) 1 0) 0)) (< .cse11 99) (<= 99 .cse12)) (or .cse0 (<= 99 .cse13) (not (= (ite (= (mod (ite (and .cse2 (< .cse12 0)) .cse4 .cse5) 4294967296) .cse1) 1 0) 0)) (< .cse12 99)) (or .cse0 (not (= 0 (ite (= (mod (ite (and .cse2 (< (mod (+ ULTIMATE.start_main_~x~5 114) 4294967296) 0)) .cse4 .cse5) 4294967296) .cse1) 1 0))) (<= 99 .cse11)) (or (not (= (ite (= .cse1 (mod (ite (and .cse7 (< .cse13 0)) .cse8 .cse9) 4294967296)) 1 0) 0)) .cse0 (<= 99 .cse3) (< .cse13 99)) (or (< .cse10 99) (not (= 0 (ite (= (mod (ite (and .cse2 (< .cse10 0)) .cse4 .cse5) 4294967296) .cse1) 1 0))))))) [2018-09-26 09:35:58,969 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 56) the Hoare annotation is: false [2018-09-26 09:35:58,976 INFO L422 ceAbstractionStarter]: At program point L19(lines 19 30) the Hoare annotation is: (let ((.cse5 (mod ULTIMATE.start_main_~x~5 2)) (.cse1 (mod (let ((.cse14 (mod ULTIMATE.start_main_~y~5 2))) (ite (and (< (mod ULTIMATE.start_main_~y~5 4294967296) 0) (not (= .cse14 0))) (+ .cse14 (- 2)) .cse14)) 4294967296)) (.cse9 (mod (+ ULTIMATE.start_main_~x~5 1) 2))) (let ((.cse6 (mod (+ ULTIMATE.start_main_~x~5 19) 4294967296)) (.cse12 (mod (+ ULTIMATE.start_main_~x~5 76) 4294967296)) (.cse11 (mod (+ ULTIMATE.start_main_~x~5 95) 4294967296)) (.cse7 (not (= 0 .cse9))) (.cse8 (+ .cse9 (- 2))) (.cse0 (not (= .cse1 0))) (.cse3 (mod (+ ULTIMATE.start_main_~x~5 38) 4294967296)) (.cse13 (mod (+ ULTIMATE.start_main_~x~5 57) 4294967296)) (.cse2 (not (= 0 .cse5))) (.cse10 (mod ULTIMATE.start_main_~x~5 4294967296)) (.cse4 (+ .cse5 (- 2)))) (and (or .cse0 (not (= (ite (= .cse1 (mod (ite (and .cse2 (< .cse3 0)) .cse4 .cse5) 4294967296)) 1 0) 0)) (< .cse3 99) (<= 99 .cse6)) (or .cse0 (not (= 0 (ite (= .cse1 (mod (ite (and (< .cse6 0) .cse7) .cse8 .cse9) 4294967296)) 1 0))) (< .cse6 99) (<= 99 .cse10)) (or .cse0 (not (= (ite (= .cse1 (mod (ite (and .cse7 (< .cse11 0)) .cse8 .cse9) 4294967296)) 1 0) 0)) (< .cse11 99) (<= 99 .cse12)) (or .cse0 (<= 99 .cse13) (not (= (ite (= (mod (ite (and .cse2 (< .cse12 0)) .cse4 .cse5) 4294967296) .cse1) 1 0) 0)) (< .cse12 99)) (or .cse0 (not (= 0 (ite (= (mod (ite (and .cse2 (< (mod (+ ULTIMATE.start_main_~x~5 114) 4294967296) 0)) .cse4 .cse5) 4294967296) .cse1) 1 0))) (<= 99 .cse11)) (or (not (= (ite (= .cse1 (mod (ite (and .cse7 (< .cse13 0)) .cse8 .cse9) 4294967296)) 1 0) 0)) .cse0 (<= 99 .cse3) (< .cse13 99)) (or (< .cse10 99) (not (= 0 (ite (= (mod (ite (and .cse2 (< .cse10 0)) .cse4 .cse5) 4294967296) .cse1) 1 0))))))) [2018-09-26 09:35:59,009 INFO L202 PluginConnector]: Adding new model diamond2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:35:59 BoogieIcfgContainer [2018-09-26 09:35:59,010 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:35:59,011 INFO L168 Benchmark]: Toolchain (without parser) took 10766.59 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 304.6 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 314.0 MB). Peak memory consumption was 618.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:35:59,013 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:35:59,014 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:35:59,014 INFO L168 Benchmark]: Boogie Preprocessor took 25.82 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:35:59,015 INFO L168 Benchmark]: RCFGBuilder took 352.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:35:59,016 INFO L168 Benchmark]: TraceAbstraction took 10340.54 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 304.6 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 303.4 MB). Peak memory consumption was 608.0 MB. Max. memory is 7.1 GB. [2018-09-26 09:35:59,021 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 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.82 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 352.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10340.54 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 304.6 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 303.4 MB). Peak memory consumption was 608.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 56]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: ((((((((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || !((if (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == (if !(0 == main_~x~5 % 2) && (main_~x~5 + 38) % 4294967296 < 0 then main_~x~5 % 2 + -2 else main_~x~5 % 2) % 4294967296 then 1 else 0) == 0)) || (main_~x~5 + 38) % 4294967296 < 99) || 99 <= (main_~x~5 + 19) % 4294967296) && (((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || !(0 == (if (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == (if (main_~x~5 + 19) % 4294967296 < 0 && !(0 == (main_~x~5 + 1) % 2) then (main_~x~5 + 1) % 2 + -2 else (main_~x~5 + 1) % 2) % 4294967296 then 1 else 0))) || (main_~x~5 + 19) % 4294967296 < 99) || 99 <= main_~x~5 % 4294967296)) && (((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || !((if (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == (if !(0 == (main_~x~5 + 1) % 2) && (main_~x~5 + 95) % 4294967296 < 0 then (main_~x~5 + 1) % 2 + -2 else (main_~x~5 + 1) % 2) % 4294967296 then 1 else 0) == 0)) || (main_~x~5 + 95) % 4294967296 < 99) || 99 <= (main_~x~5 + 76) % 4294967296)) && (((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || 99 <= (main_~x~5 + 57) % 4294967296) || !((if (if !(0 == main_~x~5 % 2) && (main_~x~5 + 76) % 4294967296 < 0 then main_~x~5 % 2 + -2 else main_~x~5 % 2) % 4294967296 == (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 then 1 else 0) == 0)) || (main_~x~5 + 76) % 4294967296 < 99)) && ((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || !(0 == (if (if !(0 == main_~x~5 % 2) && (main_~x~5 + 114) % 4294967296 < 0 then main_~x~5 % 2 + -2 else main_~x~5 % 2) % 4294967296 == (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 then 1 else 0))) || 99 <= (main_~x~5 + 95) % 4294967296)) && (((!((if (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == (if !(0 == (main_~x~5 + 1) % 2) && (main_~x~5 + 57) % 4294967296 < 0 then (main_~x~5 + 1) % 2 + -2 else (main_~x~5 + 1) % 2) % 4294967296 then 1 else 0) == 0) || !((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0)) || 99 <= (main_~x~5 + 38) % 4294967296) || (main_~x~5 + 57) % 4294967296 < 99)) && (main_~x~5 % 4294967296 < 99 || !(0 == (if (if !(0 == main_~x~5 % 2) && main_~x~5 % 4294967296 < 0 then main_~x~5 % 2 + -2 else main_~x~5 % 2) % 4294967296 == (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 then 1 else 0))) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: ((((((((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || !((if (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == (if !(0 == main_~x~5 % 2) && (main_~x~5 + 38) % 4294967296 < 0 then main_~x~5 % 2 + -2 else main_~x~5 % 2) % 4294967296 then 1 else 0) == 0)) || (main_~x~5 + 38) % 4294967296 < 99) || 99 <= (main_~x~5 + 19) % 4294967296) && (((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || !(0 == (if (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == (if (main_~x~5 + 19) % 4294967296 < 0 && !(0 == (main_~x~5 + 1) % 2) then (main_~x~5 + 1) % 2 + -2 else (main_~x~5 + 1) % 2) % 4294967296 then 1 else 0))) || (main_~x~5 + 19) % 4294967296 < 99) || 99 <= main_~x~5 % 4294967296)) && (((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || !((if (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == (if !(0 == (main_~x~5 + 1) % 2) && (main_~x~5 + 95) % 4294967296 < 0 then (main_~x~5 + 1) % 2 + -2 else (main_~x~5 + 1) % 2) % 4294967296 then 1 else 0) == 0)) || (main_~x~5 + 95) % 4294967296 < 99) || 99 <= (main_~x~5 + 76) % 4294967296)) && (((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || 99 <= (main_~x~5 + 57) % 4294967296) || !((if (if !(0 == main_~x~5 % 2) && (main_~x~5 + 76) % 4294967296 < 0 then main_~x~5 % 2 + -2 else main_~x~5 % 2) % 4294967296 == (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 then 1 else 0) == 0)) || (main_~x~5 + 76) % 4294967296 < 99)) && ((!((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0) || !(0 == (if (if !(0 == main_~x~5 % 2) && (main_~x~5 + 114) % 4294967296 < 0 then main_~x~5 % 2 + -2 else main_~x~5 % 2) % 4294967296 == (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 then 1 else 0))) || 99 <= (main_~x~5 + 95) % 4294967296)) && (((!((if (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == (if !(0 == (main_~x~5 + 1) % 2) && (main_~x~5 + 57) % 4294967296 < 0 then (main_~x~5 + 1) % 2 + -2 else (main_~x~5 + 1) % 2) % 4294967296 then 1 else 0) == 0) || !((if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 == 0)) || 99 <= (main_~x~5 + 38) % 4294967296) || (main_~x~5 + 57) % 4294967296 < 99)) && (main_~x~5 % 4294967296 < 99 || !(0 == (if (if !(0 == main_~x~5 % 2) && main_~x~5 % 4294967296 < 0 then main_~x~5 % 2 + -2 else main_~x~5 % 2) % 4294967296 == (if main_~y~5 % 4294967296 < 0 && !(main_~y~5 % 2 == 0) then main_~y~5 % 2 + -2 else main_~y~5 % 2) % 4294967296 then 1 else 0))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. SAFE Result, 10.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 6 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1440 GetRequests, 1411 SyntacticMatches, 7 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 6 NumberOfFragments, 1318 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 9.1s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/diamond2.i_4.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-35-59-049.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/diamond2.i_4.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-35-59-049.csv Received shutdown request...