java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --rcfgbuilder.command.for.external.solver 'z3 SMTLIB2_COMPLIANT=true -memory:4096 -smt2 -in -t:12000' -tc ../../../trunk/examples/toolchains/AutomizerBplInlineTransformed.xml --icfgtransformation.transformationtype MAP_ELIMINATION_MONNIAUX --rcfgbuilder.size.of.a.code.block SingleStatement --icfgtransformation.map.elimination.monniaux.number.of.cells 2 -i ../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-7aa59a0 [2019-05-23 10:02:40,478 INFO L146 ILogger]: Resetting all preferences to default values... [2019-05-23 10:02:40,480 INFO L146 ILogger]: Resetting UltimateCore preferences to default values [2019-05-23 10:02:40,492 INFO L146 ILogger]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-05-23 10:02:40,493 INFO L146 ILogger]: Resetting Boogie Preprocessor preferences to default values [2019-05-23 10:02:40,494 INFO L146 ILogger]: Resetting Boogie Procedure Inliner preferences to default values [2019-05-23 10:02:40,495 INFO L146 ILogger]: Resetting Abstract Interpretation preferences to default values [2019-05-23 10:02:40,497 INFO L146 ILogger]: Resetting LassoRanker preferences to default values [2019-05-23 10:02:40,499 INFO L146 ILogger]: Resetting Reaching Definitions preferences to default values [2019-05-23 10:02:40,500 INFO L146 ILogger]: Resetting SyntaxChecker preferences to default values [2019-05-23 10:02:40,501 INFO L146 ILogger]: Büchi Program Product provides no preferences, ignoring... [2019-05-23 10:02:40,501 INFO L146 ILogger]: Resetting LTL2Aut preferences to default values [2019-05-23 10:02:40,502 INFO L146 ILogger]: Resetting PEA to Boogie preferences to default values [2019-05-23 10:02:40,503 INFO L146 ILogger]: Resetting BlockEncodingV2 preferences to default values [2019-05-23 10:02:40,504 INFO L146 ILogger]: Resetting ChcToBoogie preferences to default values [2019-05-23 10:02:40,505 INFO L146 ILogger]: Resetting AutomataScriptInterpreter preferences to default values [2019-05-23 10:02:40,506 INFO L146 ILogger]: Resetting BuchiAutomizer preferences to default values [2019-05-23 10:02:40,508 INFO L146 ILogger]: Resetting CACSL2BoogieTranslator preferences to default values [2019-05-23 10:02:40,510 INFO L146 ILogger]: Resetting CodeCheck preferences to default values [2019-05-23 10:02:40,512 INFO L146 ILogger]: Resetting InvariantSynthesis preferences to default values [2019-05-23 10:02:40,514 INFO L146 ILogger]: Resetting RCFGBuilder preferences to default values [2019-05-23 10:02:40,515 INFO L146 ILogger]: Resetting TraceAbstraction preferences to default values [2019-05-23 10:02:40,518 INFO L146 ILogger]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-05-23 10:02:40,518 INFO L146 ILogger]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-05-23 10:02:40,518 INFO L146 ILogger]: Resetting TreeAutomizer preferences to default values [2019-05-23 10:02:40,519 INFO L146 ILogger]: Resetting IcfgToChc preferences to default values [2019-05-23 10:02:40,520 INFO L146 ILogger]: Resetting IcfgTransformer preferences to default values [2019-05-23 10:02:40,521 INFO L146 ILogger]: ReqToTest provides no preferences, ignoring... [2019-05-23 10:02:40,521 INFO L146 ILogger]: Resetting Boogie Printer preferences to default values [2019-05-23 10:02:40,522 INFO L146 ILogger]: Resetting ChcSmtPrinter preferences to default values [2019-05-23 10:02:40,523 INFO L146 ILogger]: Resetting ReqPrinter preferences to default values [2019-05-23 10:02:40,524 INFO L146 ILogger]: Resetting Witness Printer preferences to default values [2019-05-23 10:02:40,525 INFO L146 ILogger]: Boogie PL CUP Parser provides no preferences, ignoring... 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Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Command for external solver -> z3 SMTLIB2_COMPLIANT=true -memory:4096 -smt2 -in -t:12000 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: TransformationType -> MAP_ELIMINATION_MONNIAUX Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: Map elimination Monniaux: number of cells -> 2 [2019-05-23 10:02:40,570 INFO L146 ILogger]: Repository-Root is: /tmp [2019-05-23 10:02:40,582 INFO L146 ILogger]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-05-23 10:02:40,585 INFO L146 ILogger]: [Toolchain 1]: Toolchain selected. [2019-05-23 10:02:40,587 INFO L146 ILogger]: Initializing Boogie PL CUP Parser... [2019-05-23 10:02:40,587 INFO L146 ILogger]: Boogie PL CUP Parser initialized [2019-05-23 10:02:40,588 INFO L146 ILogger]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl [2019-05-23 10:02:40,589 INFO L146 ILogger]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl' [2019-05-23 10:02:40,620 INFO L146 ILogger]: ####################### [Toolchain 1] ####################### [2019-05-23 10:02:40,622 INFO L146 ILogger]: Walking toolchain with 5 elements. [2019-05-23 10:02:40,623 INFO L146 ILogger]: ------------------------Boogie Procedure Inliner---------------------------- [2019-05-23 10:02:40,623 INFO L146 ILogger]: Initializing Boogie Procedure Inliner... [2019-05-23 10:02:40,623 INFO L146 ILogger]: Boogie Procedure Inliner initialized [2019-05-23 10:02:40,640 INFO L146 ILogger]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:40,650 INFO L146 ILogger]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:40,656 WARN L146 ILogger]: Program contained no entry procedure! [2019-05-23 10:02:40,656 WARN L146 ILogger]: Missing entry procedures: [ULTIMATE.start] [2019-05-23 10:02:40,656 WARN L146 ILogger]: Fallback enabled. All procedures will be processed. [2019-05-23 10:02:40,658 INFO L146 ILogger]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-05-23 10:02:40,659 INFO L146 ILogger]: ------------------------Boogie Preprocessor---------------------------- [2019-05-23 10:02:40,659 INFO L146 ILogger]: Initializing Boogie Preprocessor... [2019-05-23 10:02:40,659 INFO L146 ILogger]: Boogie Preprocessor initialized [2019-05-23 10:02:40,670 INFO L146 ILogger]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:40,671 INFO L146 ILogger]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:40,671 INFO L146 ILogger]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:40,671 INFO L146 ILogger]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:40,674 INFO L146 ILogger]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:40,678 INFO L146 ILogger]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:40,679 INFO L146 ILogger]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:40,681 INFO L146 ILogger]: ------------------------ END Boogie Preprocessor---------------------------- [2019-05-23 10:02:40,681 INFO L146 ILogger]: ------------------------RCFGBuilder---------------------------- [2019-05-23 10:02:40,682 INFO L146 ILogger]: Initializing RCFGBuilder... [2019-05-23 10:02:40,682 INFO L146 ILogger]: RCFGBuilder initialized [2019-05-23 10:02:40,683 INFO L146 ILogger]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (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:4096 -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:4096 -smt2 -in -t:12000 [2019-05-23 10:02:40,761 INFO L146 ILogger]: Specification and implementation of procedure main given in one single declaration [2019-05-23 10:02:40,761 INFO L146 ILogger]: Found specification of procedure main [2019-05-23 10:02:40,761 INFO L146 ILogger]: Found implementation of procedure main [2019-05-23 10:02:40,968 INFO L146 ILogger]: Using library mode [2019-05-23 10:02:40,968 INFO L146 ILogger]: Removed 0 assume(true) statements. [2019-05-23 10:02:40,969 INFO L146 ILogger]: Adding new model divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.05 10:02:40 BoogieIcfgContainer [2019-05-23 10:02:40,970 INFO L146 ILogger]: ------------------------ END RCFGBuilder---------------------------- [2019-05-23 10:02:40,970 INFO L146 ILogger]: ------------------------IcfgTransformer---------------------------- [2019-05-23 10:02:40,970 INFO L146 ILogger]: Initializing IcfgTransformer... [2019-05-23 10:02:40,972 INFO L146 ILogger]: IcfgTransformer initialized [2019-05-23 10:02:40,975 INFO L146 ILogger]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.05 10:02:40" (1/1) ... [2019-05-23 10:02:41,012 INFO L146 ILogger]: L24 [2019-05-23 10:02:41,012 INFO L146 ILogger]: In Formula: (= v_main_a_1 (store v_main_a_2 (* 4 v_main_n_2) 23)) InVars {main_a=v_main_a_2, main_n=v_main_n_2} OutVars{main_a=v_main_a_1, main_n=v_main_n_2} AuxVars[] AssignedVars[main_a] [2019-05-23 10:02:41,013 INFO L146 ILogger]: Out Formula: (and (or (= v_main_a_val_1_in_1 23) (not (= v_main_a_idx_1_term_1 (* 4 v_main_n_2)))) (or (not (= v_main_a_idx_0_term_1 (* 4 v_main_n_2))) (= v_main_a_val_0_in_1 23)) (= v_main_a_val_0_in_1 v_main_a_val_0_out_1) (or (not v_main_a_idx_1_term_assigned_1) (= v_main_a_idx_1_term_1 (* 4 v_main_n_2))) v_main_a_idx_0_term_assigned_1 (or (= v_main_a_val_0_in_1 23) (not (= v_main_a_idx_1_term_1 (* 4 v_main_n_2)))) (= v_main_a_val_1_out_1 v_main_a_val_1_in_1) (or (not v_main_a_idx_0_term_assigned_1) (= v_main_a_idx_0_term_1 (* 4 v_main_n_2))) v_main_a_idx_1_term_assigned_1 (or (= v_main_a_val_1_in_1 23) (not (= v_main_a_idx_0_term_1 (* 4 v_main_n_2))))) InVars {main_a_val_0=v_main_a_val_0_in_1, main_a_val_1=v_main_a_val_1_in_1, main_n=v_main_n_2, main_a_idx_1=v_main_a_idx_1_term_1, main_a_idx_0=v_main_a_idx_0_term_1, main_a_idx_0_bool=v_main_a_idx_0_term_assigned_1, main_a_idx_1_bool=v_main_a_idx_1_term_assigned_1} OutVars{main_a_val_0=v_main_a_val_0_out_1, main_a_val_1=v_main_a_val_1_out_1, main_n=v_main_n_2, main_a_idx_1=v_main_a_idx_1_term_1, main_a_idx_0=v_main_a_idx_0_term_1, main_a_idx_0_bool=v_main_a_idx_0_term_assigned_1, main_a_idx_1_bool=v_main_a_idx_1_term_assigned_1} AuxVars[] AssignedVars[main_a_val_0, main_a_val_1] [2019-05-23 10:02:41,013 INFO L146 ILogger]: L25 [2019-05-23 10:02:41,016 INFO L146 ILogger]: L26-1 [2019-05-23 10:02:41,016 INFO L146 ILogger]: In Formula: (not (= (select v_main_a_3 v_main_i_2) 23)) InVars {main_a=v_main_a_3, main_i=v_main_i_2} OutVars{main_a=v_main_a_3, main_i=v_main_i_2} AuxVars[] AssignedVars[] [2019-05-23 10:02:41,017 INFO L146 ILogger]: Out Formula: (and (or (not v_main_a_idx_0_term_assigned_1) (= v_main_i_2 v_main_a_idx_0_term_2)) (or (= v_main_a_val_0_in_2 v_v_main_a_3_aux_1) (not (= v_main_i_2 v_main_a_idx_0_term_2))) v_main_a_idx_0_term_assigned_1 (or (not v_main_a_idx_1_term_assigned_1) (= v_main_i_2 v_main_a_idx_1_term_2)) (or (not (= v_main_i_2 v_main_a_idx_1_term_2)) (= v_main_a_val_1_in_2 v_v_main_a_3_aux_1)) (or (= v_main_a_val_1_in_2 v_v_main_a_3_aux_1) (not (= v_main_i_2 v_main_a_idx_0_term_2))) (not (= 23 v_v_main_a_3_aux_1)) v_main_a_idx_1_term_assigned_1 (or (not (= v_main_i_2 v_main_a_idx_1_term_2)) (= v_main_a_val_0_in_2 v_v_main_a_3_aux_1))) InVars {main_a_val_0=v_main_a_val_0_in_2, main_a_val_1=v_main_a_val_1_in_2, main_a_idx_1=v_main_a_idx_1_term_2, main_a_idx_0=v_main_a_idx_0_term_2, main_a_idx_0_bool=v_main_a_idx_0_term_assigned_1, main_i=v_main_i_2, main_a_idx_1_bool=v_main_a_idx_1_term_assigned_1} OutVars{main_a_val_0=v_main_a_val_0_in_2, main_a_val_1=v_main_a_val_1_in_2, main_a_idx_1=v_main_a_idx_1_term_2, main_a_idx_0=v_main_a_idx_0_term_2, main_a_idx_0_bool=v_main_a_idx_0_term_assigned_1, main_i=v_main_i_2, main_a_idx_1_bool=v_main_a_idx_1_term_assigned_1} AuxVars[v_v_main_a_3_aux_1] AssignedVars[] [2019-05-23 10:02:41,017 INFO L146 ILogger]: L29 [2019-05-23 10:02:41,019 INFO L146 ILogger]: L26-1 [2019-05-23 10:02:41,020 INFO L146 ILogger]: In Formula: (= 23 (select v_main_a_4 v_main_i_7)) InVars {main_a=v_main_a_4, main_i=v_main_i_7} OutVars{main_a=v_main_a_4, main_i=v_main_i_7} AuxVars[] AssignedVars[] [2019-05-23 10:02:41,020 INFO L146 ILogger]: Out Formula: (and (or (not v_main_a_idx_0_term_assigned_1) (= v_main_i_7 v_main_a_idx_0_term_3)) (or (= v_main_a_val_0_in_3 v_v_main_a_4_aux_1) (not (= v_main_i_7 v_main_a_idx_0_term_3))) v_main_a_idx_0_term_assigned_1 (or (= v_main_a_val_0_in_3 v_v_main_a_4_aux_1) (not (= v_main_i_7 v_main_a_idx_1_term_3))) (or (= v_main_a_val_1_in_3 v_v_main_a_4_aux_1) (not (= v_main_i_7 v_main_a_idx_1_term_3))) (or (= v_main_i_7 v_main_a_idx_1_term_3) (not v_main_a_idx_1_term_assigned_1)) v_main_a_idx_1_term_assigned_1 (= 23 v_v_main_a_4_aux_1) (or (= v_main_a_val_1_in_3 v_v_main_a_4_aux_1) (not (= v_main_i_7 v_main_a_idx_0_term_3)))) InVars {main_a_val_0=v_main_a_val_0_in_3, main_a_val_1=v_main_a_val_1_in_3, main_a_idx_1=v_main_a_idx_1_term_3, main_a_idx_0=v_main_a_idx_0_term_3, main_a_idx_0_bool=v_main_a_idx_0_term_assigned_1, main_i=v_main_i_7, main_a_idx_1_bool=v_main_a_idx_1_term_assigned_1} OutVars{main_a_val_0=v_main_a_val_0_in_3, main_a_val_1=v_main_a_val_1_in_3, main_a_idx_1=v_main_a_idx_1_term_3, main_a_idx_0=v_main_a_idx_0_term_3, main_a_idx_0_bool=v_main_a_idx_0_term_assigned_1, main_i=v_main_i_7, main_a_idx_1_bool=v_main_a_idx_1_term_assigned_1} AuxVars[v_v_main_a_4_aux_1] AssignedVars[] [2019-05-23 10:02:41,020 INFO L146 ILogger]: mainFINAL [2019-05-23 10:02:41,030 INFO L146 ILogger]: Adding new model divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.05 10:02:41 BasicIcfg [2019-05-23 10:02:41,030 INFO L146 ILogger]: ------------------------ END IcfgTransformer---------------------------- [2019-05-23 10:02:41,032 INFO L146 ILogger]: ------------------------TraceAbstraction---------------------------- [2019-05-23 10:02:41,032 INFO L146 ILogger]: Initializing TraceAbstraction... [2019-05-23 10:02:41,035 INFO L146 ILogger]: TraceAbstraction initialized [2019-05-23 10:02:41,035 INFO L146 ILogger]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 10:02:40" (1/3) ... [2019-05-23 10:02:41,037 INFO L146 ILogger]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5876847a and model type divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.05 10:02:41, skipping insertion in model container [2019-05-23 10:02:41,037 INFO L146 ILogger]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.05 10:02:40" (2/3) ... [2019-05-23 10:02:41,037 INFO L146 ILogger]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5876847a and model type divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.05 10:02:41, skipping insertion in model container [2019-05-23 10:02:41,038 INFO L146 ILogger]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.05 10:02:41" (3/3) ... [2019-05-23 10:02:41,039 INFO L146 ILogger]: Analyzing ICFG divisibilityWithArray.bplME [2019-05-23 10:02:41,049 INFO L146 ILogger]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-05-23 10:02:41,058 INFO L146 ILogger]: Appying trace abstraction to program that has 1 error locations. [2019-05-23 10:02:41,077 INFO L146 ILogger]: Starting to check reachability of 1 error locations. [2019-05-23 10:02:41,103 INFO L146 ILogger]: Using default assertion order modulation [2019-05-23 10:02:41,103 INFO L146 ILogger]: Interprodecural is true [2019-05-23 10:02:41,104 INFO L146 ILogger]: Hoare is false [2019-05-23 10:02:41,104 INFO L146 ILogger]: Compute interpolants for ForwardPredicates [2019-05-23 10:02:41,104 INFO L146 ILogger]: Backedges is STRAIGHT_LINE [2019-05-23 10:02:41,104 INFO L146 ILogger]: Determinization is PREDICATE_ABSTRACTION [2019-05-23 10:02:41,105 INFO L146 ILogger]: Difference is false [2019-05-23 10:02:41,105 INFO L146 ILogger]: Minimize is MINIMIZE_SEVPA [2019-05-23 10:02:41,105 INFO L146 ILogger]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-05-23 10:02:41,119 INFO L146 ILogger]: Start isEmpty. Operand 9 states. [2019-05-23 10:02:41,128 INFO L146 ILogger]: Finished isEmpty. Found accepting run of length 7 [2019-05-23 10:02:41,128 INFO L146 ILogger]: Found error trace [2019-05-23 10:02:41,129 INFO L146 ILogger]: trace histogram [1, 1, 1, 1, 1, 1] [2019-05-23 10:02:41,132 INFO L146 ILogger]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-05-23 10:02:41,137 INFO L146 ILogger]: Initialized classic predicate unifier [2019-05-23 10:02:41,138 INFO L146 ILogger]: Analyzing trace with hash 1273074757, now seen corresponding path program 1 times [2019-05-23 10:02:41,184 INFO L146 ILogger]: Using refinement strategy FixedRefinementStrategy [2019-05-23 10:02:41,233 INFO L146 ILogger]: Conjunction of SSA is unsat [2019-05-23 10:02:41,238 INFO L146 ILogger]: Trace formula consists of 29 conjuncts, 8 conjunts are in the unsatisfiable core [2019-05-23 10:02:41,244 INFO L146 ILogger]: Computing forward predicates... [2019-05-23 10:02:41,414 INFO L146 ILogger]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-05-23 10:02:41,419 INFO L146 ILogger]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-05-23 10:02:41,420 INFO L146 ILogger]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-05-23 10:02:41,425 INFO L146 ILogger]: Interpolant automaton has 3 states [2019-05-23 10:02:41,441 INFO L146 ILogger]: Constructing interpolant automaton starting with 3 interpolants. [2019-05-23 10:02:41,443 INFO L146 ILogger]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-05-23 10:02:41,453 INFO L146 ILogger]: Start difference. First operand 9 states. Second operand 3 states. [2019-05-23 10:02:41,497 INFO L146 ILogger]: Subtrahend was deterministic. Have not used determinization. [2019-05-23 10:02:41,498 INFO L146 ILogger]: Finished difference Result 6 states and 5 transitions. [2019-05-23 10:02:41,498 INFO L146 ILogger]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-05-23 10:02:41,500 INFO L146 ILogger]: Start accepts. Automaton has 3 states. Word has length 6 [2019-05-23 10:02:41,500 INFO L146 ILogger]: Finished accepts. some prefix is accepted. [2019-05-23 10:02:41,507 INFO L146 ILogger]: With dead ends: 6 [2019-05-23 10:02:41,508 INFO L146 ILogger]: Without dead ends: 0 [2019-05-23 10:02:41,510 INFO L146 ILogger]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-05-23 10:02:41,528 INFO L146 ILogger]: Start minimizeSevpa. Operand 0 states. [2019-05-23 10:02:41,534 INFO L146 ILogger]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-05-23 10:02:41,536 INFO L146 ILogger]: Start removeUnreachable. Operand 0 states. [2019-05-23 10:02:41,536 INFO L146 ILogger]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-05-23 10:02:41,537 INFO L146 ILogger]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2019-05-23 10:02:41,538 INFO L146 ILogger]: Finished accepts. word is rejected. [2019-05-23 10:02:41,538 INFO L146 ILogger]: Abstraction has 0 states and 0 transitions. [2019-05-23 10:02:41,538 INFO L146 ILogger]: Interpolant automaton has 3 states. [2019-05-23 10:02:41,538 INFO L146 ILogger]: Start isEmpty. Operand 0 states and 0 transitions. [2019-05-23 10:02:41,539 INFO L146 ILogger]: Finished isEmpty. No accepting run. [2019-05-23 10:02:41,542 INFO L146 ILogger]: Did not count any witness invariants because Icfg is not BoogieIcfg [2019-05-23 10:02:41,544 INFO L146 ILogger]: Adding new model divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.05 10:02:41 BasicIcfg [2019-05-23 10:02:41,544 INFO L146 ILogger]: ------------------------ END TraceAbstraction---------------------------- [2019-05-23 10:02:41,547 INFO L146 ILogger]: Toolchain (without parser) took 923.91 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 74.7 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2019-05-23 10:02:41,548 INFO L146 ILogger]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-05-23 10:02:41,549 INFO L146 ILogger]: Boogie Procedure Inliner took 35.71 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 108.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-05-23 10:02:41,550 INFO L146 ILogger]: Boogie Preprocessor took 21.86 ms. Allocated memory is still 141.0 MB. Free memory was 108.6 MB in the beginning and 107.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-05-23 10:02:41,551 INFO L146 ILogger]: RCFGBuilder took 288.40 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 98.7 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-05-23 10:02:41,552 INFO L146 ILogger]: IcfgTransformer took 59.90 ms. Allocated memory is still 141.0 MB. Free memory was 98.7 MB in the beginning and 95.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-05-23 10:02:41,553 INFO L146 ILogger]: TraceAbstraction took 512.98 ms. Allocated memory is still 141.0 MB. Free memory was 94.9 MB in the beginning and 74.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-05-23 10:02:41,558 INFO L146 ILogger]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.71 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 108.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.86 ms. Allocated memory is still 141.0 MB. Free memory was 108.6 MB in the beginning and 107.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 288.40 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 98.7 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * IcfgTransformer took 59.90 ms. Allocated memory is still 141.0 MB. Free memory was 98.7 MB in the beginning and 95.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 512.98 ms. Allocated memory is still 141.0 MB. Free memory was 94.9 MB in the beginning and 74.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 30]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 2 SDslu, 1 SDs, 0 SdLazy, 2 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 5 ConstructedInterpolants, 2 QuantifiedInterpolants, 125 SizeOfPredicates, 5 NumberOfNonLiveVariables, 29 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...