java -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_compound_exp_cong.epf -i ../../../trunk/examples/programs/openBugs/bug-unreachable-return.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:19:57,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:19:57,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:19:57,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:19:57,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:19:57,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:19:57,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:19:57,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:19:57,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:19:57,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:19:57,599 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:19:57,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:19:57,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:19:57,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:19:57,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:19:57,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:19:57,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:19:57,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:19:57,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:19:57,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:19:57,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:19:57,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:19:57,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:19:57,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:19:57,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:19:57,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:19:57,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:19:57,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:19:57,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:19:57,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:19:57,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:19:57,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:19:57,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:19:57,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:19:57,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:19:57,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:19:57,624 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-08-05 12:19:57,642 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:19:57,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:19:57,643 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:19:57,643 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:19:57,644 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:19:57,644 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:19:57,644 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:19:57,644 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:19:57,644 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:19:57,644 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:19:57,645 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:19:57,645 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:19:57,647 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:19:57,647 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:19:57,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:19:57,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:19:57,648 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:19:57,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:19:57,649 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:19:57,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:19:57,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:19:57,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:19:57,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:19:57,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:19:57,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:19:57,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:19:57,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:19:57,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:19:57,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:19:57,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:19:57,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:19:57,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:19:57,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:19:57,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:19:57,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:19:57,653 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:19:57,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:19:57,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:19:57,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:19:57,654 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:19:57,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:19:57,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:19:57,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:19:57,708 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:19:57,709 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:19:57,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/openBugs/bug-unreachable-return.bpl [2019-08-05 12:19:57,710 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/openBugs/bug-unreachable-return.bpl' [2019-08-05 12:19:57,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:19:57,755 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:19:57,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:57,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:19:57,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:19:57,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (1/1) ... [2019-08-05 12:19:57,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (1/1) ... [2019-08-05 12:19:57,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:19:57,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:19:57,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:19:57,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:19:57,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (1/1) ... [2019-08-05 12:19:57,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (1/1) ... [2019-08-05 12:19:57,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (1/1) ... [2019-08-05 12:19:57,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (1/1) ... [2019-08-05 12:19:57,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (1/1) ... [2019-08-05 12:19:57,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (1/1) ... [2019-08-05 12:19:57,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (1/1) ... [2019-08-05 12:19:57,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:19:57,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:19:57,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:19:57,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:19:57,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:19:57" (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 [2019-08-05 12:19:57,920 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:19:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:19:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:19:58,366 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:19:58,366 INFO L283 CfgBuilder]: Removed 52 assume(true) statements. [2019-08-05 12:19:58,367 INFO L202 PluginConnector]: Adding new model bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:58 BoogieIcfgContainer [2019-08-05 12:19:58,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:19:58,368 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:19:58,368 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:19:58,368 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:19:58,369 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "bug-unreachable-return.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:19:58" (1/1) ... [2019-08-05 12:19:58,394 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:19:58,555 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:19:58,579 INFO L272 AbstractInterpreter]: Visited 19 different actions 19 times. Never merged. Never widened. Performed 224 root evaluator evaluations with a maximum evaluation depth of 4. Performed 224 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Never found a fixpoint. Largest state had 0 variables. [2019-08-05 12:19:58,580 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:19:58,583 INFO L168 Benchmark]: Toolchain (without parser) took 826.71 ms. Allocated memory is still 141.6 MB. Free memory was 107.1 MB in the beginning and 79.3 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:58,584 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:19:58,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.67 ms. Allocated memory is still 141.6 MB. Free memory was 107.1 MB in the beginning and 104.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:58,586 INFO L168 Benchmark]: Boogie Preprocessor took 25.87 ms. Allocated memory is still 141.6 MB. Free memory was 104.6 MB in the beginning and 103.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:58,587 INFO L168 Benchmark]: RCFGBuilder took 523.27 ms. Allocated memory is still 141.6 MB. Free memory was 103.3 MB in the beginning and 88.7 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:58,588 INFO L168 Benchmark]: Abstract Interpretation took 212.23 ms. Allocated memory is still 141.6 MB. Free memory was 88.3 MB in the beginning and 79.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:19:58,592 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 61.67 ms. Allocated memory is still 141.6 MB. Free memory was 107.1 MB in the beginning and 104.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.87 ms. Allocated memory is still 141.6 MB. Free memory was 104.6 MB in the beginning and 103.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 523.27 ms. Allocated memory is still 141.6 MB. Free memory was 103.3 MB in the beginning and 88.7 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 212.23 ms. Allocated memory is still 141.6 MB. Free memory was 88.3 MB in the beginning and 79.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 196]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L39] ~__ste_email_to0 := 0; [L135] ~sender := #in~sender; [L136] ~receiver := #in~receiver; [L101] ~client := #in~client; [L102] ~msg := #in~msg; [L90] ~client := #in~client; [L91] ~msg := #in~msg; [L74] ~client := #in~client; [L75] ~msg := #in~msg; [L76] havoc ~tmp~11; [L168] ~handle := #in~handle; [L169] havoc ~retValue_acc~20; [L170] ~retValue_acc~20 := ~__ste_email_to0; [L171] #res := ~retValue_acc~20; [L78] assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; [L79] ~tmp~11 := #t~ret0; [L80] havoc #t~ret0; [L123] ~client := #in~client; [L124] ~msg := #in~msg; [L157] ~client := #in~client; [L158] ~msg := #in~msg; [L159] havoc ~__utac__ad__arg1~19; [L160] ~__utac__ad__arg1~19 := ~client; [L191] ~client := #in~client; [L192] ~msg := #in~msg; [L193] havoc ~pubkey~22; [L47] ~handle := #in~handle; [L48] ~userid := #in~userid; [L49] COND FALSE !(~handle != 0) [L195] COND TRUE ~pubkey~22 != 0 [L196] assert false; - UnprovableResult [Line: 196]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L39] ~__ste_email_to0 := 0; [L135] ~sender := #in~sender; [L136] ~receiver := #in~receiver; [L101] ~client := #in~client; [L102] ~msg := #in~msg; [L90] ~client := #in~client; [L91] ~msg := #in~msg; [L74] ~client := #in~client; [L75] ~msg := #in~msg; [L76] havoc ~tmp~11; [L168] ~handle := #in~handle; [L169] havoc ~retValue_acc~20; [L170] ~retValue_acc~20 := ~__ste_email_to0; [L171] #res := ~retValue_acc~20; [L78] assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; [L79] ~tmp~11 := #t~ret0; [L80] havoc #t~ret0; [L123] ~client := #in~client; [L124] ~msg := #in~msg; [L157] ~client := #in~client; [L158] ~msg := #in~msg; [L159] havoc ~__utac__ad__arg1~19; [L160] ~__utac__ad__arg1~19 := ~client; [L191] ~client := #in~client; [L192] ~msg := #in~msg; [L193] havoc ~pubkey~22; [L47] ~handle := #in~handle; [L48] ~userid := #in~userid; [L49] COND FALSE !(~handle != 0) [L195] COND FALSE !(~pubkey~22 != 0) [L112] ~client := #in~client; [L113] ~msg := #in~msg; [L147] ~client := #in~client; [L148] ~msg := #in~msg; [L181] ~handle := #in~handle; [L182] ~value := #in~value; [L183] ~__ste_email_to0 := 1; [L101] ~client := #in~client; [L102] ~msg := #in~msg; [L90] ~client := #in~client; [L91] ~msg := #in~msg; [L74] ~client := #in~client; [L75] ~msg := #in~msg; [L76] havoc ~tmp~11; [L168] ~handle := #in~handle; [L169] havoc ~retValue_acc~20; [L170] ~retValue_acc~20 := ~__ste_email_to0; [L171] #res := ~retValue_acc~20; [L78] assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; [L79] ~tmp~11 := #t~ret0; [L80] havoc #t~ret0; [L123] ~client := #in~client; [L124] ~msg := #in~msg; [L157] ~client := #in~client; [L158] ~msg := #in~msg; [L159] havoc ~__utac__ad__arg1~19; [L160] ~__utac__ad__arg1~19 := ~client; [L191] ~client := #in~client; [L192] ~msg := #in~msg; [L193] havoc ~pubkey~22; [L47] ~handle := #in~handle; [L48] ~userid := #in~userid; [L49] COND TRUE ~handle != 0 [L195] COND TRUE ~pubkey~22 != 0 [L196] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...