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 --icfgtransformation.map.elimination.monniaux.number.of.cells 1 -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/array.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-7aa59a0 [2019-05-23 09:49:40,585 INFO L146 ILogger]: Resetting all preferences to default values... [2019-05-23 09:49:40,594 INFO L146 ILogger]: Resetting UltimateCore preferences to default values [2019-05-23 09:49:40,609 INFO L146 ILogger]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-05-23 09:49:40,609 INFO L146 ILogger]: Resetting Boogie Preprocessor preferences to default values [2019-05-23 09:49:40,611 INFO L146 ILogger]: Resetting Boogie Procedure Inliner preferences to default values [2019-05-23 09:49:40,612 INFO L146 ILogger]: Resetting Abstract Interpretation preferences to default values [2019-05-23 09:49:40,614 INFO L146 ILogger]: Resetting LassoRanker preferences to default values [2019-05-23 09:49:40,616 INFO L146 ILogger]: Resetting Reaching Definitions preferences to default values [2019-05-23 09:49:40,619 INFO L146 ILogger]: Resetting SyntaxChecker preferences to default values [2019-05-23 09:49:40,620 INFO L146 ILogger]: Büchi Program Product provides no preferences, ignoring... [2019-05-23 09:49:40,620 INFO L146 ILogger]: Resetting LTL2Aut preferences to default values [2019-05-23 09:49:40,621 INFO L146 ILogger]: Resetting PEA to Boogie preferences to default values [2019-05-23 09:49:40,622 INFO L146 ILogger]: Resetting BlockEncodingV2 preferences to default values [2019-05-23 09:49:40,624 INFO L146 ILogger]: Resetting ChcToBoogie preferences to default values [2019-05-23 09:49:40,627 INFO L146 ILogger]: Resetting AutomataScriptInterpreter preferences to default values [2019-05-23 09:49:40,628 INFO L146 ILogger]: Resetting BuchiAutomizer preferences to default values [2019-05-23 09:49:40,630 INFO L146 ILogger]: Resetting CACSL2BoogieTranslator preferences to default values [2019-05-23 09:49:40,633 INFO L146 ILogger]: Resetting CodeCheck preferences to default values [2019-05-23 09:49:40,634 INFO L146 ILogger]: Resetting InvariantSynthesis preferences to default values [2019-05-23 09:49:40,638 INFO L146 ILogger]: Resetting RCFGBuilder preferences to default values [2019-05-23 09:49:40,640 INFO L146 ILogger]: Resetting TraceAbstraction preferences to default values [2019-05-23 09:49:40,642 INFO L146 ILogger]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-05-23 09:49:40,643 INFO L146 ILogger]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-05-23 09:49:40,643 INFO L146 ILogger]: Resetting TreeAutomizer preferences to default values [2019-05-23 09:49:40,646 INFO L146 ILogger]: Resetting IcfgToChc preferences to default values [2019-05-23 09:49:40,647 INFO L146 ILogger]: Resetting IcfgTransformer preferences to default values [2019-05-23 09:49:40,648 INFO L146 ILogger]: ReqToTest provides no preferences, ignoring... [2019-05-23 09:49:40,648 INFO L146 ILogger]: Resetting Boogie Printer preferences to default values [2019-05-23 09:49:40,650 INFO L146 ILogger]: Resetting ChcSmtPrinter preferences to default values [2019-05-23 09:49:40,651 INFO L146 ILogger]: Resetting ReqPrinter preferences to default values [2019-05-23 09:49:40,655 INFO L146 ILogger]: Resetting Witness Printer preferences to default values [2019-05-23 09:49:40,656 INFO L146 ILogger]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-05-23 09:49:40,656 INFO L146 ILogger]: Resetting CDTParser preferences to default values [2019-05-23 09:49:40,658 INFO L146 ILogger]: AutomataScriptParser provides no preferences, ignoring... [2019-05-23 09:49:40,658 INFO L146 ILogger]: ReqParser provides no preferences, ignoring... [2019-05-23 09:49:40,658 INFO L146 ILogger]: Resetting SmtParser preferences to default values [2019-05-23 09:49:40,659 INFO L146 ILogger]: Resetting Witness Parser preferences to default values [2019-05-23 09:49:40,662 INFO L146 ILogger]: Finished resetting all preferences to default values... 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.icfgtransformation: Map elimination Monniaux: number of cells -> 1 [2019-05-23 09:49:40,719 INFO L146 ILogger]: Repository-Root is: /tmp [2019-05-23 09:49:40,732 INFO L146 ILogger]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-05-23 09:49:40,735 INFO L146 ILogger]: [Toolchain 1]: Toolchain selected. [2019-05-23 09:49:40,736 INFO L146 ILogger]: Initializing Boogie PL CUP Parser... [2019-05-23 09:49:40,737 INFO L146 ILogger]: Boogie PL CUP Parser initialized [2019-05-23 09:49:40,737 INFO L146 ILogger]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array.i_3.bpl [2019-05-23 09:49:40,738 INFO L146 ILogger]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array.i_3.bpl' [2019-05-23 09:49:40,769 INFO L146 ILogger]: ####################### [Toolchain 1] ####################### [2019-05-23 09:49:40,771 INFO L146 ILogger]: Walking toolchain with 5 elements. [2019-05-23 09:49:40,772 INFO L146 ILogger]: ------------------------Boogie Procedure Inliner---------------------------- [2019-05-23 09:49:40,772 INFO L146 ILogger]: Initializing Boogie Procedure Inliner... [2019-05-23 09:49:40,772 INFO L146 ILogger]: Boogie Procedure Inliner initialized [2019-05-23 09:49:40,788 INFO L146 ILogger]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/1) ... [2019-05-23 09:49:40,799 INFO L146 ILogger]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/1) ... [2019-05-23 09:49:40,807 INFO L146 ILogger]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-05-23 09:49:40,808 INFO L146 ILogger]: ------------------------Boogie Preprocessor---------------------------- [2019-05-23 09:49:40,808 INFO L146 ILogger]: Initializing Boogie Preprocessor... [2019-05-23 09:49:40,808 INFO L146 ILogger]: Boogie Preprocessor initialized [2019-05-23 09:49:40,820 INFO L146 ILogger]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/1) ... [2019-05-23 09:49:40,820 INFO L146 ILogger]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/1) ... [2019-05-23 09:49:40,821 INFO L146 ILogger]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/1) ... [2019-05-23 09:49:40,821 INFO L146 ILogger]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/1) ... [2019-05-23 09:49:40,826 INFO L146 ILogger]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/1) ... [2019-05-23 09:49:40,827 INFO L146 ILogger]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/1) ... [2019-05-23 09:49:40,828 INFO L146 ILogger]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/1) ... [2019-05-23 09:49:40,830 INFO L146 ILogger]: ------------------------ END Boogie Preprocessor---------------------------- [2019-05-23 09:49:40,831 INFO L146 ILogger]: ------------------------RCFGBuilder---------------------------- [2019-05-23 09:49:40,831 INFO L146 ILogger]: Initializing RCFGBuilder... [2019-05-23 09:49:40,831 INFO L146 ILogger]: RCFGBuilder initialized [2019-05-23 09:49:40,832 INFO L146 ILogger]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (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 09:49:40,892 INFO L146 ILogger]: Found specification of procedure ULTIMATE.start [2019-05-23 09:49:40,892 INFO L146 ILogger]: Found implementation of procedure ULTIMATE.start [2019-05-23 09:49:41,165 INFO L146 ILogger]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-05-23 09:49:41,165 INFO L146 ILogger]: Removed 1 assume(true) statements. [2019-05-23 09:49:41,166 INFO L146 ILogger]: Adding new model array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.05 09:49:41 BoogieIcfgContainer [2019-05-23 09:49:41,167 INFO L146 ILogger]: ------------------------ END RCFGBuilder---------------------------- [2019-05-23 09:49:41,167 INFO L146 ILogger]: ------------------------IcfgTransformer---------------------------- [2019-05-23 09:49:41,168 INFO L146 ILogger]: Initializing IcfgTransformer... [2019-05-23 09:49:41,169 INFO L146 ILogger]: IcfgTransformer initialized [2019-05-23 09:49:41,172 INFO L146 ILogger]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.05 09:49:41" (1/1) ... [2019-05-23 09:49:41,210 INFO L146 ILogger]: L50 [2019-05-23 09:49:41,211 INFO L146 ILogger]: In Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~cond_1 |v_ULTIMATE.start___VERIFIER_assert_#in~cond_1|) (= 0 v_ULTIMATE.start___VERIFIER_assert_~cond_1) (not (< (mod v_ULTIMATE.start_main_~j~5_5 4294967296) (mod v_ULTIMATE.start_main_~SIZE~5_4 4294967296))) (= |v_ULTIMATE.start___VERIFIER_assert_#in~cond_1| (ite (<= v_ULTIMATE.start_main_~menor~5_5 (select v_ULTIMATE.start_main_~array~5_4 0)) 1 0))) InVars {ULTIMATE.start_main_~SIZE~5=v_ULTIMATE.start_main_~SIZE~5_4, ULTIMATE.start_main_~array~5=v_ULTIMATE.start_main_~array~5_4, ULTIMATE.start_main_~menor~5=v_ULTIMATE.start_main_~menor~5_5, ULTIMATE.start_main_~j~5=v_ULTIMATE.start_main_~j~5_5} OutVars{ULTIMATE.start___VERIFIER_assert_~cond=v_ULTIMATE.start___VERIFIER_assert_~cond_1, ULTIMATE.start_main_~SIZE~5=v_ULTIMATE.start_main_~SIZE~5_4, ULTIMATE.start_main_~array~5=v_ULTIMATE.start_main_~array~5_4, ULTIMATE.start___VERIFIER_assert_#in~cond=|v_ULTIMATE.start___VERIFIER_assert_#in~cond_1|, ULTIMATE.start_main_~menor~5=v_ULTIMATE.start_main_~menor~5_5, ULTIMATE.start_main_~j~5=v_ULTIMATE.start_main_~j~5_5} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~cond, ULTIMATE.start___VERIFIER_assert_#in~cond] [2019-05-23 09:49:41,212 INFO L146 ILogger]: Out Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~cond_1 |v_ULTIMATE.start___VERIFIER_assert_#in~cond_1|) (or (= v_ULTIMATE.start_main_~array~5_val_0_in_1 v_v_ULTIMATE.start_main_~array~5_4_aux_1) (not (= 0 v_ULTIMATE.start_main_~array~5_idx_0_term_1))) (= 0 v_ULTIMATE.start___VERIFIER_assert_~cond_1) (not (< (mod v_ULTIMATE.start_main_~j~5_5 4294967296) (mod v_ULTIMATE.start_main_~SIZE~5_4 4294967296))) (= |v_ULTIMATE.start___VERIFIER_assert_#in~cond_1| (ite (<= v_ULTIMATE.start_main_~menor~5_5 v_v_ULTIMATE.start_main_~array~5_4_aux_1) 1 0)) v_ULTIMATE.start_main_~array~5_idx_0_term_assigned_1 (or (= 0 v_ULTIMATE.start_main_~array~5_idx_0_term_1) (not v_ULTIMATE.start_main_~array~5_idx_0_term_assigned_1))) InVars {ULTIMATE.start_main_~array~5_idx_0_bool=v_ULTIMATE.start_main_~array~5_idx_0_term_assigned_1, ULTIMATE.start_main_~array~5_val_0=v_ULTIMATE.start_main_~array~5_val_0_in_1, ULTIMATE.start_main_~array~5_idx_0=v_ULTIMATE.start_main_~array~5_idx_0_term_1, ULTIMATE.start_main_~SIZE~5=v_ULTIMATE.start_main_~SIZE~5_4, ULTIMATE.start_main_~menor~5=v_ULTIMATE.start_main_~menor~5_5, ULTIMATE.start_main_~j~5=v_ULTIMATE.start_main_~j~5_5} OutVars{ULTIMATE.start_main_~array~5_idx_0_bool=v_ULTIMATE.start_main_~array~5_idx_0_term_assigned_1, ULTIMATE.start_main_~array~5_val_0=v_ULTIMATE.start_main_~array~5_val_0_in_1, ULTIMATE.start___VERIFIER_assert_~cond=v_ULTIMATE.start___VERIFIER_assert_~cond_1, ULTIMATE.start_main_~array~5_idx_0=v_ULTIMATE.start_main_~array~5_idx_0_term_1, ULTIMATE.start_main_~SIZE~5=v_ULTIMATE.start_main_~SIZE~5_4, ULTIMATE.start___VERIFIER_assert_#in~cond=|v_ULTIMATE.start___VERIFIER_assert_#in~cond_1|, ULTIMATE.start_main_~menor~5=v_ULTIMATE.start_main_~menor~5_5, ULTIMATE.start_main_~j~5=v_ULTIMATE.start_main_~j~5_5} AuxVars[v_v_ULTIMATE.start_main_~array~5_4_aux_1] AssignedVars[ULTIMATE.start___VERIFIER_assert_~cond, ULTIMATE.start___VERIFIER_assert_#in~cond] [2019-05-23 09:49:41,212 INFO L146 ILogger]: L39 [2019-05-23 09:49:41,215 INFO L146 ILogger]: L50 [2019-05-23 09:49:41,216 INFO L146 ILogger]: In Formula: (and (<= (select v_ULTIMATE.start_main_~array~5_5 (mod v_ULTIMATE.start_main_~j~5_7 4294967296)) v_ULTIMATE.start_main_~menor~5_7) (<= 0 (+ |v_ULTIMATE.start_main_#t~nondet2_3| 2147483648)) (<= |v_ULTIMATE.start_main_#t~nondet2_3| 2147483647) (= (+ v_ULTIMATE.start_main_~j~5_7 1) v_ULTIMATE.start_main_~j~5_6) (= v_ULTIMATE.start_main_~array~5_5 (store v_ULTIMATE.start_main_~array~5_6 (mod v_ULTIMATE.start_main_~j~5_7 4294967296) |v_ULTIMATE.start_main_#t~nondet2_3|)) (= v_ULTIMATE.start_main_~menor~5_6 (select v_ULTIMATE.start_main_~array~5_5 (mod v_ULTIMATE.start_main_~j~5_7 4294967296))) (< (mod v_ULTIMATE.start_main_~j~5_7 4294967296) (mod v_ULTIMATE.start_main_~SIZE~5_5 4294967296))) InVars {ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_3|, ULTIMATE.start_main_~SIZE~5=v_ULTIMATE.start_main_~SIZE~5_5, ULTIMATE.start_main_~array~5=v_ULTIMATE.start_main_~array~5_6, ULTIMATE.start_main_~menor~5=v_ULTIMATE.start_main_~menor~5_7, ULTIMATE.start_main_~j~5=v_ULTIMATE.start_main_~j~5_7} OutVars{ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_2|, ULTIMATE.start_main_~SIZE~5=v_ULTIMATE.start_main_~SIZE~5_5, ULTIMATE.start_main_#t~post1=|v_ULTIMATE.start_main_#t~post1_2|, ULTIMATE.start_main_~array~5=v_ULTIMATE.start_main_~array~5_5, ULTIMATE.start_main_~menor~5=v_ULTIMATE.start_main_~menor~5_6, ULTIMATE.start_main_~j~5=v_ULTIMATE.start_main_~j~5_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~post1, ULTIMATE.start_main_~array~5, ULTIMATE.start_main_~menor~5, ULTIMATE.start_main_~j~5] [2019-05-23 09:49:41,216 INFO L146 ILogger]: Out Formula: (and (= v_ULTIMATE.start_main_~array~5_val_0_out_1 v_ULTIMATE.start_main_~array~5_val_0_in_2) (<= 0 (+ |v_ULTIMATE.start_main_#t~nondet2_3| 2147483648)) (<= |v_ULTIMATE.start_main_#t~nondet2_3| 2147483647) (= (+ v_ULTIMATE.start_main_~j~5_7 1) v_ULTIMATE.start_main_~j~5_6) (or (not v_ULTIMATE.start_main_~array~5_idx_0_term_assigned_1) (= v_ULTIMATE.start_main_~array~5_idx_0_term_2 (mod v_ULTIMATE.start_main_~j~5_7 4294967296))) (= v_ULTIMATE.start_main_~menor~5_6 v_v_ULTIMATE.start_main_~array~5_5_aux_1) (<= v_v_ULTIMATE.start_main_~array~5_5_aux_1 v_ULTIMATE.start_main_~menor~5_7) (or (not (= v_ULTIMATE.start_main_~array~5_idx_0_term_2 (mod v_ULTIMATE.start_main_~j~5_7 4294967296))) (= v_ULTIMATE.start_main_~array~5_val_0_in_2 |v_ULTIMATE.start_main_#t~nondet2_3|)) (< (mod v_ULTIMATE.start_main_~j~5_7 4294967296) (mod v_ULTIMATE.start_main_~SIZE~5_5 4294967296)) v_ULTIMATE.start_main_~array~5_idx_0_term_assigned_1 (or (not (= v_ULTIMATE.start_main_~array~5_idx_0_term_2 (mod v_ULTIMATE.start_main_~j~5_7 4294967296))) (= v_ULTIMATE.start_main_~array~5_val_0_out_1 v_v_ULTIMATE.start_main_~array~5_5_aux_1))) InVars {ULTIMATE.start_main_~array~5_idx_0_bool=v_ULTIMATE.start_main_~array~5_idx_0_term_assigned_1, ULTIMATE.start_main_~array~5_val_0=v_ULTIMATE.start_main_~array~5_val_0_in_2, ULTIMATE.start_main_~array~5_idx_0=v_ULTIMATE.start_main_~array~5_idx_0_term_2, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_3|, ULTIMATE.start_main_~SIZE~5=v_ULTIMATE.start_main_~SIZE~5_5, ULTIMATE.start_main_~menor~5=v_ULTIMATE.start_main_~menor~5_7, ULTIMATE.start_main_~j~5=v_ULTIMATE.start_main_~j~5_7} OutVars{ULTIMATE.start_main_~array~5_idx_0_bool=v_ULTIMATE.start_main_~array~5_idx_0_term_assigned_1, ULTIMATE.start_main_~array~5_val_0=v_ULTIMATE.start_main_~array~5_val_0_out_1, ULTIMATE.start_main_~array~5_idx_0=v_ULTIMATE.start_main_~array~5_idx_0_term_2, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_2|, ULTIMATE.start_main_~SIZE~5=v_ULTIMATE.start_main_~SIZE~5_5, ULTIMATE.start_main_#t~post1=|v_ULTIMATE.start_main_#t~post1_2|, ULTIMATE.start_main_~menor~5=v_ULTIMATE.start_main_~menor~5_6, ULTIMATE.start_main_~j~5=v_ULTIMATE.start_main_~j~5_6} AuxVars[v_v_ULTIMATE.start_main_~array~5_5_aux_1] AssignedVars[ULTIMATE.start_main_~array~5_val_0, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~post1, ULTIMATE.start_main_~menor~5, ULTIMATE.start_main_~j~5] [2019-05-23 09:49:41,216 INFO L146 ILogger]: L50 [2019-05-23 09:49:41,225 INFO L146 ILogger]: Adding new model array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.05 09:49:41 BasicIcfg [2019-05-23 09:49:41,225 INFO L146 ILogger]: ------------------------ END IcfgTransformer---------------------------- [2019-05-23 09:49:41,227 INFO L146 ILogger]: ------------------------TraceAbstraction---------------------------- [2019-05-23 09:49:41,227 INFO L146 ILogger]: Initializing TraceAbstraction... [2019-05-23 09:49:41,230 INFO L146 ILogger]: TraceAbstraction initialized [2019-05-23 09:49:41,231 INFO L146 ILogger]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.05 09:49:40" (1/3) ... [2019-05-23 09:49:41,232 INFO L146 ILogger]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb64694 and model type array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.05 09:49:41, skipping insertion in model container [2019-05-23 09:49:41,232 INFO L146 ILogger]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.05 09:49:41" (2/3) ... [2019-05-23 09:49:41,233 INFO L146 ILogger]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb64694 and model type array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.05 09:49:41, skipping insertion in model container [2019-05-23 09:49:41,233 INFO L146 ILogger]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.05 09:49:41" (3/3) ... [2019-05-23 09:49:41,234 INFO L146 ILogger]: Analyzing ICFG array.i_3.bplME [2019-05-23 09:49:41,246 INFO L146 ILogger]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-05-23 09:49:41,258 INFO L146 ILogger]: Appying trace abstraction to program that has 1 error locations. [2019-05-23 09:49:41,277 INFO L146 ILogger]: Starting to check reachability of 1 error locations. [2019-05-23 09:49:41,308 INFO L146 ILogger]: Using default assertion order modulation [2019-05-23 09:49:41,309 INFO L146 ILogger]: Interprodecural is true [2019-05-23 09:49:41,309 INFO L146 ILogger]: Hoare is false [2019-05-23 09:49:41,309 INFO L146 ILogger]: Compute interpolants for ForwardPredicates [2019-05-23 09:49:41,309 INFO L146 ILogger]: Backedges is STRAIGHT_LINE [2019-05-23 09:49:41,309 INFO L146 ILogger]: Determinization is PREDICATE_ABSTRACTION [2019-05-23 09:49:41,309 INFO L146 ILogger]: Difference is false [2019-05-23 09:49:41,309 INFO L146 ILogger]: Minimize is MINIMIZE_SEVPA [2019-05-23 09:49:41,310 INFO L146 ILogger]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-05-23 09:49:41,322 INFO L146 ILogger]: Start isEmpty. Operand 5 states. [2019-05-23 09:49:41,344 INFO L146 ILogger]: Finished isEmpty. Found accepting run of length 4 [2019-05-23 09:49:41,345 INFO L146 ILogger]: Found error trace [2019-05-23 09:49:41,346 INFO L146 ILogger]: trace histogram [1, 1, 1] [2019-05-23 09:49:41,349 INFO L146 ILogger]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-05-23 09:49:41,354 INFO L146 ILogger]: Initialized classic predicate unifier [2019-05-23 09:49:41,355 INFO L146 ILogger]: Analyzing trace with hash 42734, now seen corresponding path program 1 times [2019-05-23 09:49:41,411 INFO L146 ILogger]: Using refinement strategy FixedRefinementStrategy [2019-05-23 09:49:41,473 INFO L146 ILogger]: Conjunction of SSA is unsat [2019-05-23 09:49:41,478 INFO L146 ILogger]: Trace formula consists of 21 conjuncts, 5 conjunts are in the unsatisfiable core [2019-05-23 09:49:41,482 INFO L146 ILogger]: Computing forward predicates... [2019-05-23 09:49:41,585 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 09:49:41,590 INFO L146 ILogger]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-05-23 09:49:41,590 INFO L146 ILogger]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-05-23 09:49:41,598 INFO L146 ILogger]: Interpolant automaton has 3 states [2019-05-23 09:49:41,619 INFO L146 ILogger]: Constructing interpolant automaton starting with 3 interpolants. [2019-05-23 09:49:41,621 INFO L146 ILogger]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-05-23 09:49:41,624 INFO L146 ILogger]: Start difference. First operand 5 states. Second operand 3 states. [2019-05-23 09:49:41,680 INFO L146 ILogger]: Subtrahend was deterministic. Have not used determinization. [2019-05-23 09:49:41,681 INFO L146 ILogger]: Finished difference Result 5 states and 5 transitions. [2019-05-23 09:49:41,681 INFO L146 ILogger]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-05-23 09:49:41,683 INFO L146 ILogger]: Start accepts. Automaton has 3 states. Word has length 3 [2019-05-23 09:49:41,683 INFO L146 ILogger]: Finished accepts. some prefix is accepted. [2019-05-23 09:49:41,693 INFO L146 ILogger]: With dead ends: 5 [2019-05-23 09:49:41,693 INFO L146 ILogger]: Without dead ends: 5 [2019-05-23 09:49:41,695 INFO L146 ILogger]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-05-23 09:49:41,715 INFO L146 ILogger]: Start minimizeSevpa. Operand 5 states. [2019-05-23 09:49:41,728 INFO L146 ILogger]: Finished minimizeSevpa. Reduced states from 5 to 5. [2019-05-23 09:49:41,729 INFO L146 ILogger]: Start removeUnreachable. Operand 5 states. [2019-05-23 09:49:41,730 INFO L146 ILogger]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2019-05-23 09:49:41,732 INFO L146 ILogger]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2019-05-23 09:49:41,732 INFO L146 ILogger]: Finished accepts. word is rejected. [2019-05-23 09:49:41,732 INFO L146 ILogger]: Abstraction has 5 states and 5 transitions. [2019-05-23 09:49:41,732 INFO L146 ILogger]: Interpolant automaton has 3 states. [2019-05-23 09:49:41,733 INFO L146 ILogger]: Start isEmpty. Operand 5 states and 5 transitions. [2019-05-23 09:49:41,733 INFO L146 ILogger]: Finished isEmpty. Found accepting run of length 5 [2019-05-23 09:49:41,733 INFO L146 ILogger]: Found error trace [2019-05-23 09:49:41,734 INFO L146 ILogger]: trace histogram [1, 1, 1, 1] [2019-05-23 09:49:41,734 INFO L146 ILogger]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-05-23 09:49:41,734 INFO L146 ILogger]: Initialized classic predicate unifier [2019-05-23 09:49:41,735 INFO L146 ILogger]: Analyzing trace with hash 1325669, now seen corresponding path program 1 times [2019-05-23 09:49:41,736 INFO L146 ILogger]: Using refinement strategy FixedRefinementStrategy [2019-05-23 09:49:41,759 INFO L146 ILogger]: Conjunction of SSA is unsat [2019-05-23 09:49:41,762 INFO L146 ILogger]: Trace formula consists of 35 conjuncts, 10 conjunts are in the unsatisfiable core [2019-05-23 09:49:41,763 INFO L146 ILogger]: Computing forward predicates... [2019-05-23 09:49:41,925 WARN L146 ILogger]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-05-23 09:49:41,960 INFO L146 ILogger]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-05-23 09:49:41,961 INFO L146 ILogger]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-05-23 09:49:41,961 INFO L146 ILogger]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-05-23 09:49:41,963 INFO L146 ILogger]: Interpolant automaton has 3 states [2019-05-23 09:49:41,963 INFO L146 ILogger]: Constructing interpolant automaton starting with 3 interpolants. [2019-05-23 09:49:41,963 INFO L146 ILogger]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-05-23 09:49:41,964 INFO L146 ILogger]: Start difference. First operand 5 states and 5 transitions. Second operand 3 states. [2019-05-23 09:49:42,007 INFO L146 ILogger]: Subtrahend was deterministic. Have not used determinization. [2019-05-23 09:49:42,007 INFO L146 ILogger]: Finished difference Result 3 states and 3 transitions. [2019-05-23 09:49:42,008 INFO L146 ILogger]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-05-23 09:49:42,008 INFO L146 ILogger]: Start accepts. Automaton has 3 states. Word has length 4 [2019-05-23 09:49:42,009 INFO L146 ILogger]: Finished accepts. some prefix is accepted. [2019-05-23 09:49:42,009 INFO L146 ILogger]: With dead ends: 3 [2019-05-23 09:49:42,009 INFO L146 ILogger]: Without dead ends: 0 [2019-05-23 09:49:42,010 INFO L146 ILogger]: 0 DeclaredPredicates, 3 GetRequests, 2 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 09:49:42,010 INFO L146 ILogger]: Start minimizeSevpa. Operand 0 states. [2019-05-23 09:49:42,011 INFO L146 ILogger]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-05-23 09:49:42,011 INFO L146 ILogger]: Start removeUnreachable. Operand 0 states. [2019-05-23 09:49:42,011 INFO L146 ILogger]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-05-23 09:49:42,012 INFO L146 ILogger]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2019-05-23 09:49:42,012 INFO L146 ILogger]: Finished accepts. word is rejected. [2019-05-23 09:49:42,012 INFO L146 ILogger]: Abstraction has 0 states and 0 transitions. [2019-05-23 09:49:42,012 INFO L146 ILogger]: Interpolant automaton has 3 states. [2019-05-23 09:49:42,012 INFO L146 ILogger]: Start isEmpty. Operand 0 states and 0 transitions. [2019-05-23 09:49:42,013 INFO L146 ILogger]: Finished isEmpty. No accepting run. [2019-05-23 09:49:42,016 INFO L146 ILogger]: Did not count any witness invariants because Icfg is not BoogieIcfg [2019-05-23 09:49:42,018 INFO L146 ILogger]: Adding new model array.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.05 09:49:42 BasicIcfg [2019-05-23 09:49:42,019 INFO L146 ILogger]: ------------------------ END TraceAbstraction---------------------------- [2019-05-23 09:49:42,021 INFO L146 ILogger]: Toolchain (without parser) took 1249.09 ms. Allocated memory is still 140.5 MB. Free memory was 110.2 MB in the beginning and 68.4 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. [2019-05-23 09:49:42,022 INFO L146 ILogger]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 111.5 MB in the beginning and 111.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-05-23 09:49:42,023 INFO L146 ILogger]: Boogie Procedure Inliner took 35.82 ms. Allocated memory is still 140.5 MB. Free memory was 110.0 MB in the beginning and 108.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-05-23 09:49:42,025 INFO L146 ILogger]: Boogie Preprocessor took 22.52 ms. Allocated memory is still 140.5 MB. Free memory was 108.3 MB in the beginning and 107.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-05-23 09:49:42,026 INFO L146 ILogger]: RCFGBuilder took 336.19 ms. Allocated memory is still 140.5 MB. Free memory was 107.2 MB in the beginning and 97.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-05-23 09:49:42,027 INFO L146 ILogger]: IcfgTransformer took 57.97 ms. Allocated memory is still 140.5 MB. Free memory was 97.5 MB in the beginning and 94.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-05-23 09:49:42,028 INFO L146 ILogger]: TraceAbstraction took 791.95 ms. Allocated memory is still 140.5 MB. Free memory was 94.1 MB in the beginning and 68.4 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-05-23 09:49:42,033 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 140.5 MB. Free memory was 111.5 MB in the beginning and 111.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.82 ms. Allocated memory is still 140.5 MB. Free memory was 110.0 MB in the beginning and 108.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.52 ms. Allocated memory is still 140.5 MB. Free memory was 108.3 MB in the beginning and 107.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 336.19 ms. Allocated memory is still 140.5 MB. Free memory was 107.2 MB in the beginning and 97.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * IcfgTransformer took 57.97 ms. Allocated memory is still 140.5 MB. Free memory was 97.5 MB in the beginning and 94.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 791.95 ms. Allocated memory is still 140.5 MB. Free memory was 94.1 MB in the beginning and 68.4 MB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 52]: 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, 5 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 7 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 1 QuantifiedInterpolants, 55 SizeOfPredicates, 8 NumberOfNonLiveVariables, 56 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1/1 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...