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/heapseparator/speedup-poc-dd-10-unlimited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f57a05f [2019-01-07 19:05:43,041 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-07 19:05:43,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-07 19:05:43,055 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-07 19:05:43,055 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-07 19:05:43,056 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-07 19:05:43,058 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-07 19:05:43,059 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-07 19:05:43,061 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-07 19:05:43,062 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-07 19:05:43,063 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-07 19:05:43,091 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 [2019-01-07 19:05:43,104 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-07 19:05:43,104 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-07 19:05:43,105 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-07 19:05:43,105 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-07 19:05:43,105 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-07 19:05:43,106 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-07 19:05:43,106 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-07 19:05:43,106 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-07 19:05:43,106 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-07 19:05:43,106 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-07 19:05:43,107 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-07 19:05:43,107 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-07 19:05:43,107 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-07 19:05:43,107 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-07 19:05:43,108 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-07 19:05:43,108 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-07 19:05:43,108 INFO L133 SettingsManager]: * Use SBE=true [2019-01-07 19:05:43,109 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-07 19:05:43,109 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-07 19:05:43,109 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-07 19:05:43,109 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-07 19:05:43,109 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-07 19:05:43,109 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-07 19:05:43,110 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-07 19:05:43,110 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-07 19:05:43,110 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-07 19:05:43,110 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-07 19:05:43,110 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-07 19:05:43,111 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-07 19:05:43,111 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-07 19:05:43,111 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-07 19:05:43,111 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-07 19:05:43,112 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-07 19:05:43,112 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-07 19:05:43,112 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-07 19:05:43,112 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-07 19:05:43,112 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-07 19:05:43,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-07 19:05:43,113 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-07 19:05:43,113 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-07 19:05:43,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-07 19:05:43,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-07 19:05:43,161 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-07 19:05:43,162 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-07 19:05:43,163 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-07 19:05:43,164 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-10-unlimited.bpl [2019-01-07 19:05:43,164 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-10-unlimited.bpl' [2019-01-07 19:05:43,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-07 19:05:43,221 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-07 19:05:43,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-07 19:05:43,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-07 19:05:43,222 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-07 19:05:43,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (1/1) ... [2019-01-07 19:05:43,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (1/1) ... [2019-01-07 19:05:43,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-07 19:05:43,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-07 19:05:43,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-07 19:05:43,292 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-07 19:05:43,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (1/1) ... [2019-01-07 19:05:43,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (1/1) ... [2019-01-07 19:05:43,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (1/1) ... [2019-01-07 19:05:43,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (1/1) ... [2019-01-07 19:05:43,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (1/1) ... [2019-01-07 19:05:43,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (1/1) ... [2019-01-07 19:05:43,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (1/1) ... [2019-01-07 19:05:43,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-07 19:05:43,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-07 19:05:43,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-07 19:05:43,326 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-07 19:05:43,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.01 07:05:43" (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 [2019-01-07 19:05:43,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-07 19:05:43,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-07 19:05:44,926 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-07 19:05:44,926 INFO L286 CfgBuilder]: Removed 23 assue(true) statements. [2019-01-07 19:05:44,928 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:05:44 BoogieIcfgContainer [2019-01-07 19:05:44,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-07 19:05:44,929 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-07 19:05:44,929 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-07 19:05:44,929 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-07 19:05:44,930 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "speedup-poc-dd-10-unlimited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 07:05:44" (1/1) ... [2019-01-07 19:05:44,971 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-07 19:05:51,481 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-07 19:05:51,481 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-07 19:05:51,482 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-07 19:05:51,483 WARN L223 ngHoareTripleChecker]: -- [2019-01-07 19:05:51,483 WARN L224 ngHoareTripleChecker]: Pre: {2147483623#(forall ((v_idx_191 Int) (v_idx_192 Int) (v_idx_195 Int) (v_idx_196 Int) (v_idx_193 Int) (v_idx_194 Int) (v_idx_199 Int) (v_idx_197 Int) (v_idx_198 Int)) (exists ((v_v_102_1 Int) (v_v_96_1 Int) (v_v_104_1 Int) (v_v_2_1 Int) (v_b_59_1 Int) (v_b_58_1 Int) (v_v_4_1 Int) (v_b_78_1 Int) (v_v_134_1 Int) (v_v_132_1 Int) (v_b_79_1 Int)) (and (or (= (select |c_#memory_int| v_idx_192) v_v_132_1) (<= v_b_78_1 v_idx_192)) (= v_v_96_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_195)) (or (= v_v_104_1 (select |c_#valid| v_idx_199)) (< v_idx_199 v_b_59_1)) (or (<= v_b_79_1 v_idx_193) (< v_idx_193 v_b_78_1) (= (select |c_#memory_int| v_idx_193) 0)) (or (< v_idx_198 v_b_58_1) (<= v_b_59_1 v_idx_198) (= 1 (select |c_#valid| v_idx_198))) (= (select |c_old(#memory_int)| v_idx_191) v_v_4_1) (= v_v_2_1 (select |c_old(#valid)| v_idx_196)) (or (= v_v_102_1 (select |c_#valid| v_idx_197)) (<= v_b_58_1 v_idx_197)) (or (= v_v_134_1 (select |c_#memory_int| v_idx_194)) (< v_idx_194 v_b_79_1)))))} [2019-01-07 19:05:51,486 WARN L228 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p7 := #memory_int[main_p7] + 1]; [2019-01-07 19:05:51,487 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p7 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p7) 1))) [2019-01-07 19:05:51,488 WARN L230 ngHoareTripleChecker]: Post: {2147483622#(forall ((v_idx_203 Int) (v_idx_204 Int) (v_idx_201 Int) (v_idx_202 Int) (v_idx_205 Int) (v_idx_206 Int) (v_idx_200 Int)) (exists ((v_v_102_1 Int) (v_v_104_1 Int) (v_v_96_1 Int) (v_v_2_1 Int) (v_b_59_1 Int) (v_b_58_1 Int) (v_v_4_1 Int) (v_v_305_1 Int)) (and (or (= v_v_102_1 (select |c_#valid| v_idx_204)) (<= v_b_58_1 v_idx_204)) (or (< v_idx_206 v_b_59_1) (= v_v_104_1 (select |c_#valid| v_idx_206))) (or (<= v_b_59_1 v_idx_205) (< v_idx_205 v_b_58_1) (= 1 (select |c_#valid| v_idx_205))) (= v_v_2_1 (select |c_old(#valid)| v_idx_203)) (= v_v_96_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_202)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_200)) (= v_v_305_1 (select |c_#memory_int| v_idx_201)))))} [2019-01-07 19:05:51,488 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-07 19:05:51,929 WARN L268 ngHoareTripleChecker]: -- [2019-01-07 19:05:51,930 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-07 19:05:52,552 WARN L270 ngHoareTripleChecker]: Pre: {2147483623#true} [2019-01-07 19:05:52,553 WARN L274 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p7 := #memory_int[main_p7] + 1]; [2019-01-07 19:05:52,554 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p7 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p7) 1))) [2019-01-07 19:05:52,878 WARN L276 ngHoareTripleChecker]: Post: {2147483622#true} [2019-01-07 19:05:55,840 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-07 19:05:55,886 INFO L272 AbstractInterpreter]: Visited 32 different actions 44 times. Merged at 1 different actions 1 times. Never widened. Found 21 fixpoints after 12 different actions. Largest state had 0 variables. [2019-01-07 19:05:55,890 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-07 19:05:55,894 INFO L168 Benchmark]: Toolchain (without parser) took 12674.28 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 383.3 MB). Peak memory consumption was 383.3 MB. Max. memory is 7.1 GB. [2019-01-07 19:05:55,897 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2019-01-07 19:05:55,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.21 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. [2019-01-07 19:05:55,899 INFO L168 Benchmark]: Boogie Preprocessor took 33.46 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. [2019-01-07 19:05:55,899 INFO L168 Benchmark]: RCFGBuilder took 1602.72 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2019-01-07 19:05:55,900 INFO L168 Benchmark]: Abstract Interpretation took 10964.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 330.4 MB). Peak memory consumption was 330.4 MB. Max. memory is 7.1 GB. [2019-01-07 19:05:55,905 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 0.22 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 69.21 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 Preprocessor took 33.46 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 1602.72 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 10964.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 330.4 MB). Peak memory consumption was 330.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 63]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; - UnprovableResult [Line: 64]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; [L64] assert #memory_int[p2] <= 0; - UnprovableResult [Line: 65]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; [L64] assert #memory_int[p2] <= 0; [L65] assert #memory_int[p3] >= 0; - UnprovableResult [Line: 66]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; [L64] assert #memory_int[p2] <= 0; [L65] assert #memory_int[p3] >= 0; [L66] assert #memory_int[p4] <= 0; - UnprovableResult [Line: 67]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; [L64] assert #memory_int[p2] <= 0; [L65] assert #memory_int[p3] >= 0; [L66] assert #memory_int[p4] <= 0; [L67] assert #memory_int[p5] >= 0; - UnprovableResult [Line: 68]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; [L64] assert #memory_int[p2] <= 0; [L65] assert #memory_int[p3] >= 0; [L66] assert #memory_int[p4] <= 0; [L67] assert #memory_int[p5] >= 0; [L68] assert #memory_int[p6] <= 0; - UnprovableResult [Line: 69]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; [L64] assert #memory_int[p2] <= 0; [L65] assert #memory_int[p3] >= 0; [L66] assert #memory_int[p4] <= 0; [L67] assert #memory_int[p5] >= 0; [L68] assert #memory_int[p6] <= 0; [L69] assert #memory_int[p7] >= 0; - UnprovableResult [Line: 70]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; [L64] assert #memory_int[p2] <= 0; [L65] assert #memory_int[p3] >= 0; [L66] assert #memory_int[p4] <= 0; [L67] assert #memory_int[p5] >= 0; [L68] assert #memory_int[p6] <= 0; [L69] assert #memory_int[p7] >= 0; [L70] assert #memory_int[p8] <= 0; - UnprovableResult [Line: 71]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; [L64] assert #memory_int[p2] <= 0; [L65] assert #memory_int[p3] >= 0; [L66] assert #memory_int[p4] <= 0; [L67] assert #memory_int[p5] >= 0; [L68] assert #memory_int[p6] <= 0; [L69] assert #memory_int[p7] >= 0; [L70] assert #memory_int[p8] <= 0; [L71] assert #memory_int[p9] >= 0; - UnprovableResult [Line: 72]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L76-L77] modifies #valid; [L76-L78] ensures old(#valid)[ptr] == 0; [L76-L79] ensures #valid == old(#valid)[ptr := 1]; [L28] #memory_int[p1] := 0; [L29] #memory_int[p2] := 0; [L30] #memory_int[p3] := 0; [L31] #memory_int[p4] := 0; [L32] #memory_int[p5] := 0; [L33] #memory_int[p6] := 0; [L34] #memory_int[p7] := 0; [L35] #memory_int[p8] := 0; [L36] #memory_int[p9] := 0; [L37] #memory_int[p10] := 0; [L63] assert #memory_int[p1] >= 0; [L64] assert #memory_int[p2] <= 0; [L65] assert #memory_int[p3] >= 0; [L66] assert #memory_int[p4] <= 0; [L67] assert #memory_int[p5] >= 0; [L68] assert #memory_int[p6] <= 0; [L69] assert #memory_int[p7] >= 0; [L70] assert #memory_int[p8] <= 0; [L71] assert #memory_int[p9] >= 0; [L72] assert #memory_int[p10] <= 0; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...