java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c30ebe1 [2018-12-17 14:42:28,031 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-17 14:42:28,033 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-17 14:42:28,052 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-17 14:42:28,053 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-17 14:42:28,057 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-17 14:42:28,059 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-17 14:42:28,062 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-17 14:42:28,065 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-17 14:42:28,066 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-17 14:42:28,069 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-12-17 14:42:28,121 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2018-12-17 14:42:28,143 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-17 14:42:28,143 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-17 14:42:28,144 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-17 14:42:28,144 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-17 14:42:28,145 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-17 14:42:28,145 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-17 14:42:28,145 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-17 14:42:28,145 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-17 14:42:28,146 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-17 14:42:28,146 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-17 14:42:28,146 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-17 14:42:28,146 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-17 14:42:28,146 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-17 14:42:28,147 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-17 14:42:28,147 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-17 14:42:28,147 INFO L133 SettingsManager]: * Use SBE=true [2018-12-17 14:42:28,148 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-17 14:42:28,148 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-17 14:42:28,148 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-17 14:42:28,148 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-17 14:42:28,149 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-17 14:42:28,149 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-17 14:42:28,149 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-17 14:42:28,149 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-17 14:42:28,149 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-17 14:42:28,149 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-17 14:42:28,150 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-17 14:42:28,150 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-17 14:42:28,150 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-17 14:42:28,150 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-17 14:42:28,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-17 14:42:28,152 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-17 14:42:28,152 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-17 14:42:28,153 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-17 14:42:28,153 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-17 14:42:28,153 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-17 14:42:28,153 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-17 14:42:28,154 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-17 14:42:28,154 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-17 14:42:28,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-17 14:42:28,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-17 14:42:28,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-17 14:42:28,220 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-17 14:42:28,220 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-17 14:42:28,221 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl [2018-12-17 14:42:28,221 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_05.i_5.bpl' [2018-12-17 14:42:28,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-17 14:42:28,282 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-17 14:42:28,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-17 14:42:28,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-17 14:42:28,283 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-17 14:42:28,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-17 14:42:28,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-17 14:42:28,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-17 14:42:28,328 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-17 14:42:28,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-17 14:42:28,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-17 14:42:28,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-17 14:42:28,363 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-17 14:42:28,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.12 02:42:28" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-17 14:42:28,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-17 14:42:28,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-17 14:42:28,903 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-17 14:42:28,904 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-17 14:42:28,904 INFO L202 PluginConnector]: Adding new model eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 02:42:28 BoogieIcfgContainer [2018-12-17 14:42:28,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-17 14:42:28,905 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-17 14:42:28,905 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-17 14:42:28,906 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-17 14:42:28,907 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "eureka_05.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 02:42:28" (1/1) ... [2018-12-17 14:42:28,965 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-17 14:42:38,210 FATAL L210 ngHoareTripleChecker]: Soundness check failed for the following hoare triple [2018-12-17 14:42:38,211 FATAL L212 ngHoareTripleChecker]: Expected: VALID Actual: INVALID [2018-12-17 14:42:38,212 FATAL L214 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2018-12-17 14:42:38,212 FATAL L218 ngHoareTripleChecker]: -- [2018-12-17 14:42:38,213 FATAL L219 ngHoareTripleChecker]: Pre: {2147483611#(or (exists ((v_b_23_1 Int) (v_b_24_1 Int) (v_v_192_1 Int) (v_v_209_1 Int) (v_b_19_1 Int) (v_b_20_1 Int)) (and (not (= v_v_209_1 0)) (not (= v_b_24_1 0)) (forall ((v_idx_245 Int) (v_idx_246 Int) (v_idx_243 Int) (v_idx_244 Int) (v_idx_241 Int) (v_idx_242 Int)) (or (< v_idx_245 v_b_19_1) (<= v_b_19_1 v_idx_244) (<= v_b_20_1 v_idx_245) (<= v_b_23_1 v_idx_241) (and (not (= (select c_ULTIMATE.start_main_~array~7 v_idx_242) 0)) (= (select c_~array v_idx_245) 0) (= (mod (select c_ULTIMATE.start_main_~array~7 v_idx_242) 2) 0)) (< v_idx_242 v_b_23_1) (<= v_b_24_1 v_idx_242) (< v_idx_243 v_b_24_1) (< v_idx_246 v_b_20_1))) (= c_ULTIMATE.start_SelectionSort_~lh~4 0) (= c_ULTIMATE.start_SelectionSort_~rh~4 0) (= v_v_192_1 0) (= c_ULTIMATE.start_SelectionSort_~i~4 1) (= c_~n 5) (= (mod v_v_209_1 2) 0) (= (mod v_b_23_1 2) 0) (= v_b_20_1 5) (not (= v_b_23_1 0)) (= v_b_19_1 0) (not (= c_ULTIMATE.start_main_~i~7 0)))) (exists ((v_v_192_1 Int) (v_b_19_1 Int) (v_b_20_1 Int)) (and (= c_ULTIMATE.start_SelectionSort_~rh~4 0) (= v_v_192_1 0) (= c_ULTIMATE.start_SelectionSort_~i~4 1) (= (mod c_ULTIMATE.start_main_~i~7 2) 0) (forall ((v_idx_237 Int) (v_idx_238 Int) (v_idx_239 Int)) (or (< v_idx_238 v_b_19_1) (= (select c_~array v_idx_238) 0) (< v_idx_239 v_b_20_1) (<= v_b_20_1 v_idx_238) (<= v_b_19_1 v_idx_237))) (= c_~n 5) (= c_ULTIMATE.start_SelectionSort_~lh~4 0) (= v_b_20_1 5) (= v_b_19_1 0) (not (= c_ULTIMATE.start_main_~i~7 0)))))} [2018-12-17 14:42:38,218 FATAL L223 ngHoareTripleChecker]: Action: assume !!(SelectionSort_~i~4 < ~n);assume ~array[SelectionSort_~i~4] < ~array[SelectionSort_~rh~4];SelectionSort_~rh~4 := SelectionSort_~i~4;SelectionSort_#t~post1 := SelectionSort_~i~4;SelectionSort_~i~4 := SelectionSort_#t~post1 + 1;havoc SelectionSort_#t~post1; [2018-12-17 14:42:38,219 FATAL L184 hOps$ForEachOp$OfRef]: ActionStr: (and (< (select c_~array c_ULTIMATE.start_SelectionSort_~i~4) (select c_~array c_ULTIMATE.start_SelectionSort_~rh~4)) (< c_ULTIMATE.start_SelectionSort_~i~4 c_~n) (= c_ULTIMATE.start_SelectionSort_~rh~4_primed c_ULTIMATE.start_SelectionSort_~i~4) (= c_ULTIMATE.start_SelectionSort_~i~4_primed (+ c_ULTIMATE.start_SelectionSort_~i~4 1))) [2018-12-17 14:42:38,219 FATAL L225 ngHoareTripleChecker]: Post: {2147483610#false} [2018-12-17 14:42:38,219 FATAL L235 ngHoareTripleChecker]: -- [2018-12-17 14:42:38,219 FATAL L237 ngHoareTripleChecker]: unsat core generation is disabled, enable it to get more details [2018-12-17 14:42:38,220 FATAL L272 FixpointEngine]: Post is unsound because the term-transformation of the following triple is not valid: [2018-12-17 14:42:38,221 FATAL L273 FixpointEngine]: PreBL : #2{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_187 [inf_0], [old(~array)] -> [-inf_0] v_194 [inf_0], [~array] -> [-inf_0] v_191 [b_19] v_192 [b_20] v_193 [inf_0], }, Substate: Con: ULTIMATE.start_main_~i~7 = 2Z \ {0}; ULTIMATE.start_SelectionSort_~i~4 = 1; b_19 = 0; b_20 = 5; v_192 = 0; ~n = 5; ULTIMATE.start_SelectionSort_~rh~4 = 0; ULTIMATE.start_SelectionSort_~lh~4 = 0; TOP: ULTIMATE.start___VERIFIER_assert_~cond, v_191, ULTIMATE.start_main_#t~post3, ULTIMATE.start_main_#t~post2, v_187, ULTIMATE.start_SelectionSort_~temp~4, old(~n), ULTIMATE.start_SelectionSort_#t~post1, v_193, v_194, ULTIMATE.start_main_#res, ULTIMATE.start___VERIFIER_assert_#in~cond, ULTIMATE.start_SelectionSort_#t~post0 , Exp: ULTIMATE.start_SelectionSort_~i~4 = 1; b_19 = 0; b_20 = 5; v_192 = 0; ~n = 5; ULTIMATE.start_SelectionSort_~rh~4 = 0; ULTIMATE.start_SelectionSort_~lh~4 = 0; TOP: ULTIMATE.start_main_~i~7, ULTIMATE.start___VERIFIER_assert_~cond, v_191, ULTIMATE.start_main_#t~post3, ULTIMATE.start_main_#t~post2, v_187, ULTIMATE.start_SelectionSort_~temp~4, old(~n), ULTIMATE.start_SelectionSort_#t~post1, v_193, v_194, ULTIMATE.start_main_#res, ULTIMATE.start___VERIFIER_assert_#in~cond, ULTIMATE.start_SelectionSort_#t~post0 , }, {Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_208 [b_23] v_209 [b_24] v_210 [inf_0], [old(~array)] -> [-inf_0] v_194 [inf_0], [~array] -> [-inf_0] v_191 [b_19] v_192 [b_20] v_193 [inf_0], }, Substate: Con: b_20 = 5; v_192 = 0; ~n = 5; b_23 = 2Z \ {0}; b_24 = 1Z \ {0}; ULTIMATE.start_main_~i~7 = 1Z \ {0}; ULTIMATE.start_SelectionSort_~i~4 = 1; b_19 = 0; v_209 = 2Z \ {0}; ULTIMATE.start_SelectionSort_~rh~4 = 0; ULTIMATE.start_SelectionSort_~lh~4 = 0; TOP: ULTIMATE.start___VERIFIER_assert_~cond, ULTIMATE.start_main_#t~post3, ULTIMATE.start_main_#t~post2, old(~n), v_208, v_191, ULTIMATE.start_SelectionSort_~temp~4, v_210, ULTIMATE.start_SelectionSort_#t~post1, v_193, v_194, ULTIMATE.start_main_#res, ULTIMATE.start___VERIFIER_assert_#in~cond, ULTIMATE.start_SelectionSort_#t~post0 , Exp: b_20 = 5; v_192 = 0; ~n = 5; ULTIMATE.start_SelectionSort_~i~4 = 1; b_19 = 0; ULTIMATE.start_SelectionSort_~rh~4 = 0; ULTIMATE.start_SelectionSort_~lh~4 = 0; TOP: ULTIMATE.start___VERIFIER_assert_~cond, ULTIMATE.start_main_#t~post3, ULTIMATE.start_main_#t~post2, old(~n), v_208, b_23, b_24, ULTIMATE.start_main_~i~7, v_191, ULTIMATE.start_SelectionSort_~temp~4, v_209, v_210, ULTIMATE.start_SelectionSort_#t~post1, v_193, v_194, ULTIMATE.start_main_#res, ULTIMATE.start___VERIFIER_assert_#in~cond, ULTIMATE.start_SelectionSort_#t~post0 , } [2018-12-17 14:42:38,222 FATAL L274 FixpointEngine]: PreH : #1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_0 [inf_0], [old(~array)] -> [-inf_0] v_2 [inf_0], [~array] -> [-inf_0] v_1 [inf_0], }, Substate: Con: TOP: v_0, v_2, ULTIMATE.start_main_~i~7, ULTIMATE.start_SelectionSort_~i~4, ULTIMATE.start___VERIFIER_assert_~cond, ULTIMATE.start_main_#t~post3, ULTIMATE.start_main_#t~post2, ULTIMATE.start_SelectionSort_~temp~4, ~n, old(~n), v_1, ULTIMATE.start_SelectionSort_#t~post1, ULTIMATE.start_main_#res, ULTIMATE.start_SelectionSort_~rh~4, ULTIMATE.start___VERIFIER_assert_#in~cond, ULTIMATE.start_SelectionSort_#t~post0, ULTIMATE.start_SelectionSort_~lh~4 , Exp: TOP: v_0, v_2, ULTIMATE.start_main_~i~7, ULTIMATE.start_SelectionSort_~i~4, ULTIMATE.start___VERIFIER_assert_~cond, ULTIMATE.start_main_#t~post3, ULTIMATE.start_main_#t~post2, ULTIMATE.start_SelectionSort_~temp~4, ~n, old(~n), v_1, ULTIMATE.start_SelectionSort_#t~post1, ULTIMATE.start_main_#res, ULTIMATE.start_SelectionSort_~rh~4, ULTIMATE.start___VERIFIER_assert_#in~cond, ULTIMATE.start_SelectionSort_#t~post0, ULTIMATE.start_SelectionSort_~lh~4 , } [2018-12-17 14:42:38,222 FATAL L278 FixpointEngine]: Action: assume !!(SelectionSort_~i~4 < ~n);assume ~array[SelectionSort_~i~4] < ~array[SelectionSort_~rh~4];SelectionSort_~rh~4 := SelectionSort_~i~4;SelectionSort_#t~post1 := SelectionSort_~i~4;SelectionSort_~i~4 := SelectionSort_#t~post1 + 1;havoc SelectionSort_#t~post1; (to ULTIMATE.start) [2018-12-17 14:42:38,223 FATAL L282 FixpointEngine]: Post : #1{Arrays: {[ULTIMATE.start_main_~array~7] -> [-inf_0] v_187 [inf_0], [old(~array)] -> [-inf_0] v_194 [inf_0], [~array] -> [-inf_0] v_191 [inf_0], }, Substate: Con: BOTTOM (FIXED) TOP: ULTIMATE.start_SelectionSort_#t~post1 , Exp: BOTTOM (FIXED) TOP: ULTIMATE.start_SelectionSort_#t~post1 , } [2018-12-17 14:42:38,223 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2 has thrown an exception: java.lang.AssertionError: Post is unsound at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:255) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.run(AbstractInterpreter.java:109) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.AbstractInterpretationRcfgObserver.process(AbstractInterpretationRcfgObserver.java:73) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-17 14:42:38,227 INFO L168 Benchmark]: Toolchain (without parser) took 9947.15 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 38.3 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 7.4 MB). Peak memory consumption was 486.2 MB. Max. memory is 7.1 GB. [2018-12-17 14:42:38,230 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-17 14:42:38,231 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.29 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-17 14:42:38,231 INFO L168 Benchmark]: Boogie Preprocessor took 29.48 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-17 14:42:38,232 INFO L168 Benchmark]: RCFGBuilder took 542.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-12-17 14:42:38,233 INFO L168 Benchmark]: Abstract Interpretation took 9321.08 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 38.3 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -13.8 MB). Peak memory consumption was 465.0 MB. Max. memory is 7.1 GB. [2018-12-17 14:42:38,237 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 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 45.29 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 29.48 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 542.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 9321.08 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 38.3 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -13.8 MB). Peak memory consumption was 465.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - ExceptionOrErrorResult: AssertionError: Post is unsound de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: AssertionError: Post is unsound: de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:255) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...