/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 06:57:34,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 06:57:34,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 06:57:34,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 06:57:34,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 06:57:34,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 06:57:34,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 06:57:34,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 06:57:34,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 06:57:34,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 06:57:34,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 06:57:34,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 06:57:34,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 06:57:34,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 06:57:34,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 06:57:34,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 06:57:34,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 06:57:34,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 06:57:34,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 06:57:34,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 06:57:34,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 06:57:34,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 06:57:34,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 06:57:34,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 06:57:34,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 06:57:34,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 06:57:34,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 06:57:34,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 06:57:34,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 06:57:34,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 06:57:34,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 06:57:34,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 06:57:34,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 06:57:34,150 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 06:57:34,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 06:57:34,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 06:57:34,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 06:57:34,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 06:57:34,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 06:57:34,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 06:57:34,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 06:57:34,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 06:57:34,152 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 06:57:34,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 06:57:34,152 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 06:57:34,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 06:57:34,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 06:57:34,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 06:57:34,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 06:57:34,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 06:57:34,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 06:57:34,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 06:57:34,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 06:57:34,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 06:57:34,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 06:57:34,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 06:57:34,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 06:57:34,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 06:57:34,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 06:57:34,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 06:57:34,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 06:57:34,455 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 06:57:34,455 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 06:57:34,456 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-11-07 06:57:34,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49daf4d68/434913d4b18f416b94a330b3212dd531/FLAG995fba3cb [2019-11-07 06:57:35,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 06:57:35,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-11-07 06:57:35,095 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49daf4d68/434913d4b18f416b94a330b3212dd531/FLAG995fba3cb [2019-11-07 06:57:35,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49daf4d68/434913d4b18f416b94a330b3212dd531 [2019-11-07 06:57:35,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 06:57:35,512 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 06:57:35,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 06:57:35,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 06:57:35,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 06:57:35,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:35" (1/1) ... [2019-11-07 06:57:35,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2ab11d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:35, skipping insertion in model container [2019-11-07 06:57:35,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:35" (1/1) ... [2019-11-07 06:57:35,528 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 06:57:35,563 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 06:57:35,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:57:35,859 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 06:57:36,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:57:36,017 INFO L192 MainTranslator]: Completed translation [2019-11-07 06:57:36,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:36 WrapperNode [2019-11-07 06:57:36,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 06:57:36,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 06:57:36,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 06:57:36,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 06:57:36,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:36" (1/1) ... [2019-11-07 06:57:36,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:36" (1/1) ... [2019-11-07 06:57:36,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:36" (1/1) ... [2019-11-07 06:57:36,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:36" (1/1) ... [2019-11-07 06:57:36,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:36" (1/1) ... [2019-11-07 06:57:36,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:36" (1/1) ... [2019-11-07 06:57:36,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:36" (1/1) ... [2019-11-07 06:57:36,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 06:57:36,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 06:57:36,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 06:57:36,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 06:57:36,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:36" (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 [2019-11-07 06:57:36,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 06:57:36,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 06:57:36,121 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 06:57:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 06:57:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 06:57:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 06:57:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 06:57:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 06:57:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 06:57:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 06:57:36,533 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 06:57:36,533 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 06:57:36,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:36 BoogieIcfgContainer [2019-11-07 06:57:36,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 06:57:36,536 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 06:57:36,536 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 06:57:36,536 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 06:57:36,537 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:36" (1/1) ... [2019-11-07 06:57:36,566 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 06:57:37,232 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 06:57:37,284 INFO L272 AbstractInterpreter]: Visited 103 different actions 688 times. Merged at 70 different actions 429 times. Widened at 9 different actions 16 times. Performed 2021 root evaluator evaluations with a maximum evaluation depth of 4. Performed 2021 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 57 fixpoints after 14 different actions. Largest state had 62 variables. [2019-11-07 06:57:37,284 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 06:57:37,289 INFO L168 Benchmark]: Toolchain (without parser) took 1774.25 ms. Allocated memory was 143.1 MB in the beginning and 229.1 MB in the end (delta: 86.0 MB). Free memory was 101.6 MB in the beginning and 153.8 MB in the end (delta: -52.2 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:37,290 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 06:57:37,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 504.83 ms. Allocated memory was 143.1 MB in the beginning and 199.8 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 177.2 MB in the end (delta: -75.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:37,293 INFO L168 Benchmark]: Boogie Preprocessor took 38.67 ms. Allocated memory is still 199.8 MB. Free memory was 177.2 MB in the beginning and 175.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:37,293 INFO L168 Benchmark]: RCFGBuilder took 478.09 ms. Allocated memory is still 199.8 MB. Free memory was 175.8 MB in the beginning and 151.4 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:37,295 INFO L168 Benchmark]: Abstract Interpretation took 748.89 ms. Allocated memory was 199.8 MB in the beginning and 229.1 MB in the end (delta: 29.4 MB). Free memory was 151.4 MB in the beginning and 153.8 MB in the end (delta: -2.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:37,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 504.83 ms. Allocated memory was 143.1 MB in the beginning and 199.8 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 177.2 MB in the end (delta: -75.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.67 ms. Allocated memory is still 199.8 MB. Free memory was 177.2 MB in the beginning and 175.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 478.09 ms. Allocated memory is still 199.8 MB. Free memory was 175.8 MB in the beginning and 151.4 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 748.89 ms. Allocated memory was 199.8 MB in the beginning and 229.1 MB in the end (delta: 29.4 MB). Free memory was 151.4 MB in the beginning and 153.8 MB in the end (delta: -2.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 274]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND FALSE !(!(main____CPAchecker_TMP_0 == 0)) [L257] int __tmp_13; [L258] __tmp_13 = 0 <= main__t [L259] int __VERIFIER_assert__cond; [L260] __VERIFIER_assert__cond = __tmp_13 [L261] COND FALSE !(__VERIFIER_assert__cond == 0) [L268] int __tmp_14; [L269] __tmp_14 = main__t <= main__tagbuf_len [L270] int __VERIFIER_assert__cond; [L271] __VERIFIER_assert__cond = __tmp_14 [L272] COND TRUE __VERIFIER_assert__cond == 0 [L274] __VERIFIER_error() - UnprovableResult [Line: 39]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND TRUE __VERIFIER_assert__cond == 0 [L39] __VERIFIER_error() - UnprovableResult [Line: 51]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND TRUE __VERIFIER_assert__cond == 0 [L51] __VERIFIER_error() - UnprovableResult [Line: 293]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND FALSE !(!(main____CPAchecker_TMP_0 == 0)) [L257] int __tmp_13; [L258] __tmp_13 = 0 <= main__t [L259] int __VERIFIER_assert__cond; [L260] __VERIFIER_assert__cond = __tmp_13 [L261] COND FALSE !(__VERIFIER_assert__cond == 0) [L268] int __tmp_14; [L269] __tmp_14 = main__t <= main__tagbuf_len [L270] int __VERIFIER_assert__cond; [L271] __VERIFIER_assert__cond = __tmp_14 [L272] COND FALSE !(__VERIFIER_assert__cond == 0) [L279] __tmp_383_0 = main____CPAchecker_TMP_0 [L281] main____CPAchecker_TMP_0 = __tmp_383_0 [L282] int main____CPAchecker_TMP_1 = main__t; [L283] main__t = main__t + 1 [L284] COND TRUE main__t == main__tagbuf_len [L287] int __tmp_15; [L288] __tmp_15 = 0 <= main__t [L289] int __VERIFIER_assert__cond; [L290] __VERIFIER_assert__cond = __tmp_15 [L291] COND TRUE __VERIFIER_assert__cond == 0 [L293] __VERIFIER_error() - UnprovableResult [Line: 68]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND TRUE main__t == main__tagbuf_len [L62] int __tmp_3; [L63] __tmp_3 = 0 <= main__t [L64] int __VERIFIER_assert__cond; [L65] __VERIFIER_assert__cond = __tmp_3 [L66] COND TRUE __VERIFIER_assert__cond == 0 [L68] __VERIFIER_error() - UnprovableResult [Line: 334]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND FALSE !(!(main____CPAchecker_TMP_0 == 0)) [L257] int __tmp_13; [L258] __tmp_13 = 0 <= main__t [L259] int __VERIFIER_assert__cond; [L260] __VERIFIER_assert__cond = __tmp_13 [L261] COND FALSE !(__VERIFIER_assert__cond == 0) [L268] int __tmp_14; [L269] __tmp_14 = main__t <= main__tagbuf_len [L270] int __VERIFIER_assert__cond; [L271] __VERIFIER_assert__cond = __tmp_14 [L272] COND FALSE !(__VERIFIER_assert__cond == 0) [L279] __tmp_383_0 = main____CPAchecker_TMP_0 [L281] main____CPAchecker_TMP_0 = __tmp_383_0 [L282] int main____CPAchecker_TMP_1 = main__t; [L283] main__t = main__t + 1 [L284] COND FALSE !(main__t == main__tagbuf_len) [L318] int main____CPAchecker_TMP_0; [L319] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L320] COND FALSE !(!(main____CPAchecker_TMP_0 == 0)) [L328] int __tmp_17; [L329] __tmp_17 = 0 <= main__t [L330] int __VERIFIER_assert__cond; [L331] __VERIFIER_assert__cond = __tmp_17 [L332] COND TRUE __VERIFIER_assert__cond == 0 [L334] __VERIFIER_error() - UnprovableResult [Line: 305]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND FALSE !(!(main____CPAchecker_TMP_0 == 0)) [L257] int __tmp_13; [L258] __tmp_13 = 0 <= main__t [L259] int __VERIFIER_assert__cond; [L260] __VERIFIER_assert__cond = __tmp_13 [L261] COND FALSE !(__VERIFIER_assert__cond == 0) [L268] int __tmp_14; [L269] __tmp_14 = main__t <= main__tagbuf_len [L270] int __VERIFIER_assert__cond; [L271] __VERIFIER_assert__cond = __tmp_14 [L272] COND FALSE !(__VERIFIER_assert__cond == 0) [L279] __tmp_383_0 = main____CPAchecker_TMP_0 [L281] main____CPAchecker_TMP_0 = __tmp_383_0 [L282] int main____CPAchecker_TMP_1 = main__t; [L283] main__t = main__t + 1 [L284] COND TRUE main__t == main__tagbuf_len [L287] int __tmp_15; [L288] __tmp_15 = 0 <= main__t [L289] int __VERIFIER_assert__cond; [L290] __VERIFIER_assert__cond = __tmp_15 [L291] COND FALSE !(__VERIFIER_assert__cond == 0) [L299] int __tmp_16; [L300] __tmp_16 = main__t <= main__tagbuf_len [L301] int __VERIFIER_assert__cond; [L302] __VERIFIER_assert__cond = __tmp_16 [L303] COND TRUE __VERIFIER_assert__cond == 0 [L305] __VERIFIER_error() - UnprovableResult [Line: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND TRUE main__t == main__tagbuf_len [L62] int __tmp_3; [L63] __tmp_3 = 0 <= main__t [L64] int __VERIFIER_assert__cond; [L65] __VERIFIER_assert__cond = __tmp_3 [L66] COND FALSE !(__VERIFIER_assert__cond == 0) [L74] int __tmp_4; [L75] __tmp_4 = main__t <= main__tagbuf_len [L76] int __VERIFIER_assert__cond; [L77] __VERIFIER_assert__cond = __tmp_4 [L78] COND TRUE __VERIFIER_assert__cond == 0 [L80] __VERIFIER_error() - UnprovableResult [Line: 346]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND FALSE !(!(main____CPAchecker_TMP_0 == 0)) [L257] int __tmp_13; [L258] __tmp_13 = 0 <= main__t [L259] int __VERIFIER_assert__cond; [L260] __VERIFIER_assert__cond = __tmp_13 [L261] COND FALSE !(__VERIFIER_assert__cond == 0) [L268] int __tmp_14; [L269] __tmp_14 = main__t <= main__tagbuf_len [L270] int __VERIFIER_assert__cond; [L271] __VERIFIER_assert__cond = __tmp_14 [L272] COND FALSE !(__VERIFIER_assert__cond == 0) [L279] __tmp_383_0 = main____CPAchecker_TMP_0 [L281] main____CPAchecker_TMP_0 = __tmp_383_0 [L282] int main____CPAchecker_TMP_1 = main__t; [L283] main__t = main__t + 1 [L284] COND FALSE !(main__t == main__tagbuf_len) [L318] int main____CPAchecker_TMP_0; [L319] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L320] COND FALSE !(!(main____CPAchecker_TMP_0 == 0)) [L328] int __tmp_17; [L329] __tmp_17 = 0 <= main__t [L330] int __VERIFIER_assert__cond; [L331] __VERIFIER_assert__cond = __tmp_17 [L332] COND FALSE !(__VERIFIER_assert__cond == 0) [L340] int __tmp_18; [L341] __tmp_18 = main__t <= main__tagbuf_len [L342] int __VERIFIER_assert__cond; [L343] __VERIFIER_assert__cond = __tmp_18 [L344] COND TRUE __VERIFIER_assert__cond == 0 [L346] __VERIFIER_error() - UnprovableResult [Line: 110]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND FALSE !(main__t == main__tagbuf_len) [L95] int main____CPAchecker_TMP_3; [L96] main____CPAchecker_TMP_3 = __VERIFIER_nondet_int() [L97] COND TRUE !(main____CPAchecker_TMP_3 == 0) [L99] int main____CPAchecker_TMP_4; [L100] main____CPAchecker_TMP_4 = __VERIFIER_nondet_int() [L101] COND TRUE !(main____CPAchecker_TMP_4 == 0) [L104] int __tmp_5; [L105] __tmp_5 = 0 <= main__t [L106] int __VERIFIER_assert__cond; [L107] __VERIFIER_assert__cond = __tmp_5 [L108] COND TRUE __VERIFIER_assert__cond == 0 [L110] __VERIFIER_error() - UnprovableResult [Line: 220]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND FALSE !(main__t == main__tagbuf_len) [L95] int main____CPAchecker_TMP_3; [L96] main____CPAchecker_TMP_3 = __VERIFIER_nondet_int() [L97] COND FALSE !(!(main____CPAchecker_TMP_3 == 0)) [L209] int main____CPAchecker_TMP_6; [L210] main____CPAchecker_TMP_6 = __VERIFIER_nondet_int() [L211] COND TRUE !(main____CPAchecker_TMP_6 == 0) [L214] int __tmp_11; [L215] __tmp_11 = 0 <= main__t [L216] int __VERIFIER_assert__cond; [L217] __VERIFIER_assert__cond = __tmp_11 [L218] COND TRUE __VERIFIER_assert__cond == 0 [L220] __VERIFIER_error() - UnprovableResult [Line: 172]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND FALSE !(main__t == main__tagbuf_len) [L95] int main____CPAchecker_TMP_3; [L96] main____CPAchecker_TMP_3 = __VERIFIER_nondet_int() [L97] COND TRUE !(main____CPAchecker_TMP_3 == 0) [L99] int main____CPAchecker_TMP_4; [L100] main____CPAchecker_TMP_4 = __VERIFIER_nondet_int() [L101] COND FALSE !(!(main____CPAchecker_TMP_4 == 0)) [L166] int __tmp_9; [L167] __tmp_9 = 0 <= main__t [L168] int __VERIFIER_assert__cond; [L169] __VERIFIER_assert__cond = __tmp_9 [L170] COND TRUE __VERIFIER_assert__cond == 0 [L172] __VERIFIER_error() - UnprovableResult [Line: 122]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND FALSE !(main__t == main__tagbuf_len) [L95] int main____CPAchecker_TMP_3; [L96] main____CPAchecker_TMP_3 = __VERIFIER_nondet_int() [L97] COND TRUE !(main____CPAchecker_TMP_3 == 0) [L99] int main____CPAchecker_TMP_4; [L100] main____CPAchecker_TMP_4 = __VERIFIER_nondet_int() [L101] COND TRUE !(main____CPAchecker_TMP_4 == 0) [L104] int __tmp_5; [L105] __tmp_5 = 0 <= main__t [L106] int __VERIFIER_assert__cond; [L107] __VERIFIER_assert__cond = __tmp_5 [L108] COND FALSE !(__VERIFIER_assert__cond == 0) [L116] int __tmp_6; [L117] __tmp_6 = main__t <= main__tagbuf_len [L118] int __VERIFIER_assert__cond; [L119] __VERIFIER_assert__cond = __tmp_6 [L120] COND TRUE __VERIFIER_assert__cond == 0 [L122] __VERIFIER_error() - UnprovableResult [Line: 232]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND FALSE !(main__t == main__tagbuf_len) [L95] int main____CPAchecker_TMP_3; [L96] main____CPAchecker_TMP_3 = __VERIFIER_nondet_int() [L97] COND FALSE !(!(main____CPAchecker_TMP_3 == 0)) [L209] int main____CPAchecker_TMP_6; [L210] main____CPAchecker_TMP_6 = __VERIFIER_nondet_int() [L211] COND TRUE !(main____CPAchecker_TMP_6 == 0) [L214] int __tmp_11; [L215] __tmp_11 = 0 <= main__t [L216] int __VERIFIER_assert__cond; [L217] __VERIFIER_assert__cond = __tmp_11 [L218] COND FALSE !(__VERIFIER_assert__cond == 0) [L226] int __tmp_12; [L227] __tmp_12 = main__t <= main__tagbuf_len [L228] int __VERIFIER_assert__cond; [L229] __VERIFIER_assert__cond = __tmp_12 [L230] COND TRUE __VERIFIER_assert__cond == 0 [L232] __VERIFIER_error() - UnprovableResult [Line: 184]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND FALSE !(main__t == main__tagbuf_len) [L95] int main____CPAchecker_TMP_3; [L96] main____CPAchecker_TMP_3 = __VERIFIER_nondet_int() [L97] COND TRUE !(main____CPAchecker_TMP_3 == 0) [L99] int main____CPAchecker_TMP_4; [L100] main____CPAchecker_TMP_4 = __VERIFIER_nondet_int() [L101] COND FALSE !(!(main____CPAchecker_TMP_4 == 0)) [L166] int __tmp_9; [L167] __tmp_9 = 0 <= main__t [L168] int __VERIFIER_assert__cond; [L169] __VERIFIER_assert__cond = __tmp_9 [L170] COND FALSE !(__VERIFIER_assert__cond == 0) [L178] int __tmp_10; [L179] __tmp_10 = main__t <= main__tagbuf_len [L180] int __VERIFIER_assert__cond; [L181] __VERIFIER_assert__cond = __tmp_10 [L182] COND TRUE __VERIFIER_assert__cond == 0 [L184] __VERIFIER_error() - UnprovableResult [Line: 138]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND FALSE !(main__t == main__tagbuf_len) [L95] int main____CPAchecker_TMP_3; [L96] main____CPAchecker_TMP_3 = __VERIFIER_nondet_int() [L97] COND TRUE !(main____CPAchecker_TMP_3 == 0) [L99] int main____CPAchecker_TMP_4; [L100] main____CPAchecker_TMP_4 = __VERIFIER_nondet_int() [L101] COND TRUE !(main____CPAchecker_TMP_4 == 0) [L104] int __tmp_5; [L105] __tmp_5 = 0 <= main__t [L106] int __VERIFIER_assert__cond; [L107] __VERIFIER_assert__cond = __tmp_5 [L108] COND FALSE !(__VERIFIER_assert__cond == 0) [L116] int __tmp_6; [L117] __tmp_6 = main__t <= main__tagbuf_len [L118] int __VERIFIER_assert__cond; [L119] __VERIFIER_assert__cond = __tmp_6 [L120] COND FALSE !(__VERIFIER_assert__cond == 0) [L127] int main____CPAchecker_TMP_5 = main__t; [L128] main__t = main__t + 1 [L129] COND TRUE main__t == main__tagbuf_len [L132] int __tmp_7; [L133] __tmp_7 = 0 <= main__t [L134] int __VERIFIER_assert__cond; [L135] __VERIFIER_assert__cond = __tmp_7 [L136] COND TRUE __VERIFIER_assert__cond == 0 [L138] __VERIFIER_error() - UnprovableResult [Line: 150]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L7] int __tmp_247_0; [L8] int __return_305; [L9] int __tmp_383_0; [L12] int main__tagbuf_len; [L13] int main__t; [L14] main__tagbuf_len = __VERIFIER_nondet_int() [L15] COND TRUE main__tagbuf_len >= 1 [L17] main__t = 0 [L18] main__tagbuf_len = main__tagbuf_len - 1 [L19] COND FALSE !(main__t == main__tagbuf_len) [L25] int main____CPAchecker_TMP_0; [L26] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int() [L27] COND TRUE !(main____CPAchecker_TMP_0 == 0) [L29] __tmp_247_0 = main____CPAchecker_TMP_0 [L31] main____CPAchecker_TMP_0 = __tmp_247_0 [L33] int __tmp_1; [L34] __tmp_1 = 0 <= main__t [L35] int __VERIFIER_assert__cond; [L36] __VERIFIER_assert__cond = __tmp_1 [L37] COND FALSE !(__VERIFIER_assert__cond == 0) [L45] int __tmp_2; [L46] __tmp_2 = main__t <= main__tagbuf_len [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_2 [L49] COND FALSE !(__VERIFIER_assert__cond == 0) [L56] int main____CPAchecker_TMP_2 = main__t; [L57] main__t = main__t + 1 [L59] COND FALSE !(main__t == main__tagbuf_len) [L95] int main____CPAchecker_TMP_3; [L96] main____CPAchecker_TMP_3 = __VERIFIER_nondet_int() [L97] COND TRUE !(main____CPAchecker_TMP_3 == 0) [L99] int main____CPAchecker_TMP_4; [L100] main____CPAchecker_TMP_4 = __VERIFIER_nondet_int() [L101] COND TRUE !(main____CPAchecker_TMP_4 == 0) [L104] int __tmp_5; [L105] __tmp_5 = 0 <= main__t [L106] int __VERIFIER_assert__cond; [L107] __VERIFIER_assert__cond = __tmp_5 [L108] COND FALSE !(__VERIFIER_assert__cond == 0) [L116] int __tmp_6; [L117] __tmp_6 = main__t <= main__tagbuf_len [L118] int __VERIFIER_assert__cond; [L119] __VERIFIER_assert__cond = __tmp_6 [L120] COND FALSE !(__VERIFIER_assert__cond == 0) [L127] int main____CPAchecker_TMP_5 = main__t; [L128] main__t = main__t + 1 [L129] COND TRUE main__t == main__tagbuf_len [L132] int __tmp_7; [L133] __tmp_7 = 0 <= main__t [L134] int __VERIFIER_assert__cond; [L135] __VERIFIER_assert__cond = __tmp_7 [L136] COND FALSE !(__VERIFIER_assert__cond == 0) [L144] int __tmp_8; [L145] __tmp_8 = main__t <= main__tagbuf_len [L146] int __VERIFIER_assert__cond; [L147] __VERIFIER_assert__cond = __tmp_8 [L148] COND TRUE __VERIFIER_assert__cond == 0 [L150] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...