java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:42:35,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:42:35,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:42:35,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:42:35,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:42:35,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:42:35,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:42:35,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:42:35,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:42:35,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:42:35,496 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:42:35,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:42:35,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:42:35,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:42:35,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:42:35,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:42:35,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:42:35,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:42:35,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:42:35,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:42:35,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:42:35,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:42:35,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:42:35,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:42:35,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 20:42:35,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:42:35,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:42:35,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:42:35,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:42:35,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:42:35,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:42:35,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:42:35,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:42:35,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:42:35,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:42:35,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:42:35,542 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 [2019-08-14 20:42:35,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:42:35,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:42:35,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:42:35,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:42:35,559 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:42:35,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:42:35,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:42:35,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:42:35,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:42:35,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:42:35,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:42:35,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:42:35,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:42:35,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:42:35,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:42:35,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:42:35,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:42:35,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:42:35,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:42:35,562 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:42:35,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:42:35,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:42:35,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:42:35,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:42:35,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:42:35,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:42:35,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:42:35,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:42:35,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:42:35,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:42:35,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:42:35,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:42:35,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:42:35,609 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:42:35,610 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-08-14 20:42:35,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41f4763b3/014770e748cc45228236c155d42ad9c1/FLAG5c197fbf4 [2019-08-14 20:42:36,127 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:42:36,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-08-14 20:42:36,135 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41f4763b3/014770e748cc45228236c155d42ad9c1/FLAG5c197fbf4 [2019-08-14 20:42:36,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41f4763b3/014770e748cc45228236c155d42ad9c1 [2019-08-14 20:42:36,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:42:36,512 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:42:36,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:42:36,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:42:36,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:42:36,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:42:36" (1/1) ... [2019-08-14 20:42:36,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94fb545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36, skipping insertion in model container [2019-08-14 20:42:36,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:42:36" (1/1) ... [2019-08-14 20:42:36,529 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:42:36,581 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:42:36,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:42:36,795 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:42:36,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:42:36,934 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:42:36,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36 WrapperNode [2019-08-14 20:42:36,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:42:36,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:42:36,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:42:36,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:42:36,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36" (1/1) ... [2019-08-14 20:42:36,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36" (1/1) ... [2019-08-14 20:42:36,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36" (1/1) ... [2019-08-14 20:42:36,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36" (1/1) ... [2019-08-14 20:42:36,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36" (1/1) ... [2019-08-14 20:42:36,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36" (1/1) ... [2019-08-14 20:42:36,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36" (1/1) ... [2019-08-14 20:42:36,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:42:36,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:42:36,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:42:36,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:42:36,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:36" (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 [2019-08-14 20:42:37,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:42:37,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:42:37,026 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:42:37,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:42:37,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 20:42:37,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 20:42:37,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:42:37,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:42:37,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:42:37,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:42:37,417 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:42:37,418 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-14 20:42:37,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:42:37 BoogieIcfgContainer [2019-08-14 20:42:37,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:42:37,420 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:42:37,420 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:42:37,420 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:42:37,421 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:42:37" (1/1) ... [2019-08-14 20:42:38,023 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:42:38,027 INFO L168 Benchmark]: Toolchain (without parser) took 1513.10 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.6 MB in the beginning and 94.6 MB in the end (delta: -7.0 MB). Peak memory consumption was 60.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:38,028 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-14 20:42:38,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 421.93 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 177.0 MB in the end (delta: -89.6 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:38,032 INFO L168 Benchmark]: Boogie Preprocessor took 32.26 ms. Allocated memory is still 200.3 MB. Free memory was 177.0 MB in the beginning and 175.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:38,034 INFO L168 Benchmark]: RCFGBuilder took 450.91 ms. Allocated memory is still 200.3 MB. Free memory was 174.5 MB in the beginning and 150.0 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:38,034 INFO L168 Benchmark]: Symbolic Interpretation took 604.02 ms. Allocated memory is still 200.3 MB. Free memory was 150.0 MB in the beginning and 94.6 MB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:38,044 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 292]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 701#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_15~0) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__t~0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - UnprovableResult [Line: 171]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 691#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)). Possible FailurePath: - UnprovableResult [Line: 328]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 155#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~16 0) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__t~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - UnprovableResult [Line: 340]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 160#(and (not (= main_~__VERIFIER_assert__cond~16 0)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_18~0) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__t~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__VERIFIER_assert__cond~17 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 137]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 183]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 658#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~8 0)) (= main_~__VERIFIER_assert__cond~9 0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)). Possible FailurePath: - UnprovableResult [Line: 231]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 464#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - PositiveResult [Line: 67]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 361]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 150#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__t~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~__VERIFIER_assert__cond~18 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - UnprovableResult [Line: 149]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 333#(= main_~__VERIFIER_assert__cond~7 0). Possible FailurePath: - PositiveResult [Line: 79]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 47]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 219]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 547#(and (= main_~__VERIFIER_assert__cond~10 0) (= main_~main____CPAchecker_TMP_3~0 0)). Possible FailurePath: - PositiveResult [Line: 304]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 109]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 373]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 146#(and (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_20~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~19 0) (= main_~__VERIFIER_assert__cond~19 main_~__tmp_20~0) (not (= main_~__VERIFIER_assert__cond~18 0)) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__t~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 273]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 121]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 420#(= main_~__VERIFIER_assert__cond~5 0). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 421.93 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 177.0 MB in the end (delta: -89.6 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.26 ms. Allocated memory is still 200.3 MB. Free memory was 177.0 MB in the beginning and 175.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 450.91 ms. Allocated memory is still 200.3 MB. Free memory was 174.5 MB in the beginning and 150.0 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 604.02 ms. Allocated memory is still 200.3 MB. Free memory was 150.0 MB in the beginning and 94.6 MB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...