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.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:42:33,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:42:33,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:42:33,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:42:33,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:42:33,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:42:33,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:42:33,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:42:33,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:42:33,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:42:33,384 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:42:33,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:42:33,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:42:33,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:42:33,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:42:33,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:42:33,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:42:33,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:42:33,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:42:33,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:42:33,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:42:33,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:42:33,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:42:33,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:42:33,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:42:33,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:42:33,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:42:33,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:42:33,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:42:33,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:42:33,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:42:33,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:42:33,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:42:33,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:42:33,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:42:33,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:42:33,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:42:33,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:42:33,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:42:33,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:42:33,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:42:33,429 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 20:42:33,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:42:33,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:42:33,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:42:33,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:42:33,444 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:42:33,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:42:33,445 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:42:33,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:42:33,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:42:33,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:42:33,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:42:33,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:42:33,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:42:33,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:42:33,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:42:33,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:42:33,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:42:33,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:42:33,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:42:33,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:42:33,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:42:33,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:42:33,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:42:33,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:42:33,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:42:33,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:42:33,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:42:33,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:42:33,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:42:33,480 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:42:33,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:42:33,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:42:33,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:42:33,498 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:42:33,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-08-14 20:42:33,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a9d30de/f07af7d6e2c346eb98818ae85adbff16/FLAG6db34f6c0 [2019-08-14 20:42:34,123 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:42:34,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-08-14 20:42:34,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a9d30de/f07af7d6e2c346eb98818ae85adbff16/FLAG6db34f6c0 [2019-08-14 20:42:34,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a9d30de/f07af7d6e2c346eb98818ae85adbff16 [2019-08-14 20:42:34,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:42:34,435 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:42:34,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:42:34,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:42:34,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:42:34,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:42:34" (1/1) ... [2019-08-14 20:42:34,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cfd3c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:34, skipping insertion in model container [2019-08-14 20:42:34,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:42:34" (1/1) ... [2019-08-14 20:42:34,452 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:42:34,523 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:42:35,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:42:35,108 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:42:35,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:42:35,381 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:42:35,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:35 WrapperNode [2019-08-14 20:42:35,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:42:35,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:42:35,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:42:35,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:42:35,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:35" (1/1) ... [2019-08-14 20:42:35,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:35" (1/1) ... [2019-08-14 20:42:35,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:35" (1/1) ... [2019-08-14 20:42:35,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:35" (1/1) ... [2019-08-14 20:42:35,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:35" (1/1) ... [2019-08-14 20:42:35,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:35" (1/1) ... [2019-08-14 20:42:35,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:35" (1/1) ... [2019-08-14 20:42:35,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:42:35,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:42:35,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:42:35,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:42:35,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:35" (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 20:42:35,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:42:35,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:42:35,630 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:42:35,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:42:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 20:42:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 20:42:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:42:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:42:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:42:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:42:37,246 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:42:37,247 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-14 20:42:37,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:42:37 BoogieIcfgContainer [2019-08-14 20:42:37,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:42:37,249 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:42:37,249 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:42:37,249 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:42:37,250 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 20:42:38,441 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,460 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,500 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,514 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,545 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,565 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,596 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,608 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,628 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,640 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,660 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,672 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,692 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,701 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,718 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,727 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,746 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,753 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,767 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,774 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,792 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,800 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,816 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,823 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,839 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:38,847 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,245 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,252 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,549 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,554 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,566 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,573 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,623 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,630 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,901 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:39,907 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-14 20:42:45,169 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:42:45,172 INFO L168 Benchmark]: Toolchain (without parser) took 10736.06 ms. Allocated memory was 132.1 MB in the beginning and 679.0 MB in the end (delta: 546.8 MB). Free memory was 86.1 MB in the beginning and 56.5 MB in the end (delta: 29.6 MB). Peak memory consumption was 592.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:45,173 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:42:45,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 946.91 ms. Allocated memory was 132.1 MB in the beginning and 210.8 MB in the end (delta: 78.6 MB). Free memory was 85.9 MB in the beginning and 176.5 MB in the end (delta: -90.6 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:45,175 INFO L168 Benchmark]: Boogie Preprocessor took 160.04 ms. Allocated memory is still 210.8 MB. Free memory was 176.5 MB in the beginning and 172.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:45,176 INFO L168 Benchmark]: RCFGBuilder took 1705.00 ms. Allocated memory was 210.8 MB in the beginning and 283.6 MB in the end (delta: 72.9 MB). Free memory was 172.2 MB in the beginning and 197.6 MB in the end (delta: -25.4 MB). Peak memory consumption was 110.6 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:45,178 INFO L168 Benchmark]: Symbolic Interpretation took 7920.58 ms. Allocated memory was 283.6 MB in the beginning and 679.0 MB in the end (delta: 395.3 MB). Free memory was 197.6 MB in the beginning and 56.5 MB in the end (delta: 141.1 MB). Peak memory consumption was 552.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:42:45,182 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 180]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 214]: 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 11831#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_11~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - UnprovableResult [Line: 100]: 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 16386#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~4 0)). Possible FailurePath: - UnprovableResult [Line: 152]: 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 14106#(and (or (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (or (and (= 0 main_~__tmp_11~0) (not (<= 0 main_~main____CPAchecker_TMP_7~0))) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= 1 main_~__tmp_11~0))) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main__t~0) (= main_~__tmp_8~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= 0 main_~main____CPAchecker_TMP_6~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (or (and (not (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_12~0)) (and (= 1 main_~__tmp_12~0) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)))) (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_8~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)))) (= main_~__VERIFIER_assert__cond~7 0)). Possible FailurePath: - UnprovableResult [Line: 262]: 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 13250#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= main_~main____CPAchecker_TMP_3~0 0) (not (= main_~__VERIFIER_assert__cond~12 0)) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_14~0) (= main_~__VERIFIER_assert__cond~13 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)). Possible FailurePath: - UnprovableResult [Line: 2599]: 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 6038#(or (and (= main_~main____CPAchecker_TMP_0~60 0) (or (and (= 1 main_~__tmp_133~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_133~0) (not (<= 0 main_~main__t~0)))) (= main_~main____CPAchecker_TMP_1~59 ~__tmp_3904_1~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= (+ main_~main____CPAchecker_TMP_1~59 1) main_~main__t~0) (= main_~__VERIFIER_assert__cond~132 0) (= main_~main____CPAchecker_TMP_0~60 ~__tmp_3904_0~0) (or (and (not (<= main_~main____CPAchecker_TMP_1~59 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_134~0)) (and (<= main_~main____CPAchecker_TMP_1~59 main_~main__tagbuf_len~0) (= 1 main_~__tmp_134~0))) (not (= main_~__VERIFIER_assert__cond~133 0)) (= main_~main____CPAchecker_TMP_0~59 ~__tmp_3904_0~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~main____CPAchecker_TMP_1~58 ~__tmp_3904_1~0) (<= main_~main____CPAchecker_TMP_0~60 2147483647)) (= main_~__VERIFIER_assert__cond~132 0)). Possible FailurePath: - UnprovableResult [Line: 2611]: 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 6032#(or (and (= main_~__tmp_134~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~__VERIFIER_assert__cond~133 0)) (and (= main_~main____CPAchecker_TMP_0~60 0) (or (and (= 1 main_~__tmp_133~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_133~0) (not (<= 0 main_~main__t~0)))) (or (and (<= main_~main__t~0 main_~main__tagbuf_len~0) (= 1 main_~__tmp_134~0)) (and (= 0 main_~__tmp_134~0) (not (<= main_~main__t~0 main_~main__tagbuf_len~0)))) (= main_~main____CPAchecker_TMP_1~59 ~__tmp_3904_1~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= (+ main_~main____CPAchecker_TMP_1~59 1) main_~main__t~0) (= main_~__VERIFIER_assert__cond~133 0) (<= main_~main____CPAchecker_TMP_1~59 main_~main__tagbuf_len~0) (= main_~main____CPAchecker_TMP_0~60 ~__tmp_3904_0~0) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~main____CPAchecker_TMP_0~59 ~__tmp_3904_0~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~main____CPAchecker_TMP_1~58 ~__tmp_3904_1~0) (<= main_~main____CPAchecker_TMP_0~60 2147483647))). Possible FailurePath: - PositiveResult [Line: 168]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 250]: 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 15794#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~12 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)). Possible FailurePath: - UnprovableResult [Line: 30]: 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 6022#(or (= main_~__VERIFIER_assert__cond~0 0) (and (= main_~main____CPAchecker_TMP_0~39 0) (= main_~main____CPAchecker_TMP_0~40 0) (= main_~__VERIFIER_assert__cond~0 0))). Possible FailurePath: - UnprovableResult [Line: 202]: 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 12416#(= main_~__VERIFIER_assert__cond~10 0). Possible FailurePath: - UnprovableResult [Line: 83]: 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 16392#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~__tmp_4~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - UnprovableResult [Line: 42]: 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 6013#(= main_~__VERIFIER_assert__cond~1 0). Possible FailurePath: - UnprovableResult [Line: 71]: 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 16397#(and (= main_~__VERIFIER_assert__cond~2 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - PositiveResult [Line: 112]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 140]: 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 14961#(and (or (and (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0))) (and (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (or (and (= 0 main_~__tmp_11~0) (not (<= 0 main_~main____CPAchecker_TMP_7~0))) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= 1 main_~__tmp_11~0))) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main__t~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (= 0 main_~main____CPAchecker_TMP_6~0) (or (and (not (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_12~0)) (and (= 1 main_~__tmp_12~0) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0))))) (= main_~__VERIFIER_assert__cond~6 0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 946.91 ms. Allocated memory was 132.1 MB in the beginning and 210.8 MB in the end (delta: 78.6 MB). Free memory was 85.9 MB in the beginning and 176.5 MB in the end (delta: -90.6 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 160.04 ms. Allocated memory is still 210.8 MB. Free memory was 176.5 MB in the beginning and 172.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1705.00 ms. Allocated memory was 210.8 MB in the beginning and 283.6 MB in the end (delta: 72.9 MB). Free memory was 172.2 MB in the beginning and 197.6 MB in the end (delta: -25.4 MB). Peak memory consumption was 110.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7920.58 ms. Allocated memory was 283.6 MB in the beginning and 679.0 MB in the end (delta: 395.3 MB). Free memory was 197.6 MB in the beginning and 56.5 MB in the end (delta: 141.1 MB). Peak memory consumption was 552.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...