./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c5e00b9cd3876aa8df4263099f6b8339445d38f8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c5e00b9cd3876aa8df4263099f6b8339445d38f8 ............................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort C_DOUBLE not declared --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:06:22,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:06:22,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:06:22,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:06:22,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:06:22,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:06:22,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:06:22,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:06:22,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:06:22,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:06:22,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:06:22,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:06:22,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:06:22,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:06:22,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:06:22,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:06:22,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:06:22,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:06:22,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:06:22,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:06:22,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:06:22,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:06:22,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:06:22,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:06:22,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:06:22,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:06:22,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:06:22,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:06:22,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:06:22,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:06:22,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:06:22,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:06:22,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:06:22,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:06:22,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:06:22,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:06:22,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:06:22,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:06:22,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:06:22,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:06:22,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:06:22,432 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-15 22:06:22,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:06:22,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:06:22,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:06:22,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:06:22,471 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:06:22,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:06:22,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:06:22,472 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 22:06:22,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:06:22,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:06:22,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:06:22,473 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-15 22:06:22,473 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-15 22:06:22,474 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-15 22:06:22,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 22:06:22,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:06:22,474 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:06:22,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:06:22,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:06:22,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 22:06:22,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 22:06:22,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:06:22,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:06:22,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 22:06:22,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:06:22,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 22:06:22,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5e00b9cd3876aa8df4263099f6b8339445d38f8 [2019-11-15 22:06:22,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:06:22,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:06:22,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:06:22,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:06:22,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:06:22,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-3.i [2019-11-15 22:06:22,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data/b3323dd41/f54a8c21c380489c9e3c014082d6c735/FLAG09dcc8d5e [2019-11-15 22:06:22,990 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:06:22,990 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/sv-benchmarks/c/array-memsafety-realloc/array-realloc-3.i [2019-11-15 22:06:23,002 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data/b3323dd41/f54a8c21c380489c9e3c014082d6c735/FLAG09dcc8d5e [2019-11-15 22:06:23,309 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data/b3323dd41/f54a8c21c380489c9e3c014082d6c735 [2019-11-15 22:06:23,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:06:23,313 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-15 22:06:23,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:06:23,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:06:23,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:06:23,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:06:23" (1/1) ... [2019-11-15 22:06:23,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2785b9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23, skipping insertion in model container [2019-11-15 22:06:23,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:06:23" (1/1) ... [2019-11-15 22:06:23,328 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:06:23,375 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:06:23,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:06:23,769 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:06:23,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:06:23,876 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:06:23,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23 WrapperNode [2019-11-15 22:06:23,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:06:23,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:06:23,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:06:23,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:06:23,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23" (1/1) ... [2019-11-15 22:06:23,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23" (1/1) ... [2019-11-15 22:06:23,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23" (1/1) ... [2019-11-15 22:06:23,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23" (1/1) ... [2019-11-15 22:06:23,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23" (1/1) ... [2019-11-15 22:06:23,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23" (1/1) ... [2019-11-15 22:06:23,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23" (1/1) ... [2019-11-15 22:06:23,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:06:23,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:06:23,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:06:23,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:06:23,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/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 [2019-11-15 22:06:24,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-15 22:06:24,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:06:24,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-15 22:06:24,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-15 22:06:24,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-15 22:06:24,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-15 22:06:24,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-15 22:06:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure expandArray [2019-11-15 22:06:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-15 22:06:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2019-11-15 22:06:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-15 22:06:24,007 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-15 22:06:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-15 22:06:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-15 22:06:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-15 22:06:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-15 22:06:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-15 22:06:24,009 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-15 22:06:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-15 22:06:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-15 22:06:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-15 22:06:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-15 22:06:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-15 22:06:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-15 22:06:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-15 22:06:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-15 22:06:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-15 22:06:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-15 22:06:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-15 22:06:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-15 22:06:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-15 22:06:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-15 22:06:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-15 22:06:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-15 22:06:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-15 22:06:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-15 22:06:24,015 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-15 22:06:24,015 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-15 22:06:24,015 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-15 22:06:24,015 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-15 22:06:24,015 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-15 22:06:24,015 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-15 22:06:24,016 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-15 22:06:24,016 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-15 22:06:24,016 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-15 22:06:24,016 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-15 22:06:24,016 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-15 22:06:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-15 22:06:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-15 22:06:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-15 22:06:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-15 22:06:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-15 22:06:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-15 22:06:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-15 22:06:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-15 22:06:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-15 22:06:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-15 22:06:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-15 22:06:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-15 22:06:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-15 22:06:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-15 22:06:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-15 22:06:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-15 22:06:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-15 22:06:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-15 22:06:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-15 22:06:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-15 22:06:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-15 22:06:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-15 22:06:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-15 22:06:24,022 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-15 22:06:24,022 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-15 22:06:24,022 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-15 22:06:24,023 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-15 22:06:24,023 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-15 22:06:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-15 22:06:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-15 22:06:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-15 22:06:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-15 22:06:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-15 22:06:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-15 22:06:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-15 22:06:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-15 22:06:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-15 22:06:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-15 22:06:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-15 22:06:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-15 22:06:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-15 22:06:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-15 22:06:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-15 22:06:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-15 22:06:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-15 22:06:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-15 22:06:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-15 22:06:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-15 22:06:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-15 22:06:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-15 22:06:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-15 22:06:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-15 22:06:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-15 22:06:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-15 22:06:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-15 22:06:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-15 22:06:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-15 22:06:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-15 22:06:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-15 22:06:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-15 22:06:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-15 22:06:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-15 22:06:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-15 22:06:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-15 22:06:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-15 22:06:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-15 22:06:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-15 22:06:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-15 22:06:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-15 22:06:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-15 22:06:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-15 22:06:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure expandArray [2019-11-15 22:06:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2019-11-15 22:06:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 22:06:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-15 22:06:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-15 22:06:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-15 22:06:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:06:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 22:06:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 22:06:24,571 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:06:24,571 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-15 22:06:24,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:06:24 BoogieIcfgContainer [2019-11-15 22:06:24,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:06:24,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 22:06:24,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 22:06:24,577 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 22:06:24,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:06:23" (1/3) ... [2019-11-15 22:06:24,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d97ba53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:06:24, skipping insertion in model container [2019-11-15 22:06:24,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:23" (2/3) ... [2019-11-15 22:06:24,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d97ba53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:06:24, skipping insertion in model container [2019-11-15 22:06:24,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:06:24" (3/3) ... [2019-11-15 22:06:24,580 INFO L109 eAbstractionObserver]: Analyzing ICFG array-realloc-3.i [2019-11-15 22:06:24,589 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 22:06:24,596 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 22:06:24,607 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 22:06:24,626 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 22:06:24,626 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-15 22:06:24,626 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 22:06:24,626 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:06:24,626 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:06:24,626 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 22:06:24,627 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:06:24,627 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 22:06:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2019-11-15 22:06:24,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-15 22:06:24,650 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:06:24,651 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:06:24,652 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr0ENSURES_VIOLATIONMEMORY_LEAK, expandArrayErr0REQUIRES_VIOLATION, expandArrayErr1REQUIRES_VIOLATION]=== [2019-11-15 22:06:24,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:06:24,658 INFO L82 PathProgramCache]: Analyzing trace with hash 2063741083, now seen corresponding path program 1 times [2019-11-15 22:06:24,666 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:06:24,667 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359442590] [2019-11-15 22:06:24,667 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:24,667 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:24,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:06:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:24,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:06:24,881 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359442590] [2019-11-15 22:06:24,881 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:06:24,881 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 22:06:24,881 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329746607] [2019-11-15 22:06:24,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 22:06:24,890 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:06:24,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 22:06:24,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 22:06:24,909 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 4 states. [2019-11-15 22:06:25,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:06:25,005 INFO L93 Difference]: Finished difference Result 35 states and 40 transitions. [2019-11-15 22:06:25,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 22:06:25,007 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-15 22:06:25,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:06:25,016 INFO L225 Difference]: With dead ends: 35 [2019-11-15 22:06:25,017 INFO L226 Difference]: Without dead ends: 31 [2019-11-15 22:06:25,018 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 22:06:25,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-15 22:06:25,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 26. [2019-11-15 22:06:25,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2019-11-15 22:06:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2019-11-15 22:06:25,059 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 8 [2019-11-15 22:06:25,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:06:25,060 INFO L462 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2019-11-15 22:06:25,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 22:06:25,060 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2019-11-15 22:06:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-15 22:06:25,061 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:06:25,061 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:06:25,061 INFO L410 AbstractCegarLoop]: === Iteration 2 === [mainErr0ENSURES_VIOLATIONMEMORY_LEAK, expandArrayErr0REQUIRES_VIOLATION, expandArrayErr1REQUIRES_VIOLATION]=== [2019-11-15 22:06:25,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:06:25,061 INFO L82 PathProgramCache]: Analyzing trace with hash -448535036, now seen corresponding path program 1 times [2019-11-15 22:06:25,062 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:06:25,062 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058479355] [2019-11-15 22:06:25,062 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:25,062 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:25,062 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:06:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:25,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:06:25,195 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058479355] [2019-11-15 22:06:25,195 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:06:25,195 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 22:06:25,196 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208867341] [2019-11-15 22:06:25,197 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 22:06:25,197 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:06:25,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 22:06:25,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-15 22:06:25,198 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand 4 states. [2019-11-15 22:06:25,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:06:25,312 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions. [2019-11-15 22:06:25,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 22:06:25,313 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2019-11-15 22:06:25,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:06:25,314 INFO L225 Difference]: With dead ends: 30 [2019-11-15 22:06:25,314 INFO L226 Difference]: Without dead ends: 30 [2019-11-15 22:06:25,315 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-15 22:06:25,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-11-15 22:06:25,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 26. [2019-11-15 22:06:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2019-11-15 22:06:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2019-11-15 22:06:25,319 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 9 [2019-11-15 22:06:25,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:06:25,319 INFO L462 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2019-11-15 22:06:25,320 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 22:06:25,320 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2019-11-15 22:06:25,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-15 22:06:25,321 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:06:25,321 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:06:25,321 INFO L410 AbstractCegarLoop]: === Iteration 3 === [mainErr0ENSURES_VIOLATIONMEMORY_LEAK, expandArrayErr0REQUIRES_VIOLATION, expandArrayErr1REQUIRES_VIOLATION]=== [2019-11-15 22:06:25,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:06:25,321 INFO L82 PathProgramCache]: Analyzing trace with hash 440033009, now seen corresponding path program 1 times [2019-11-15 22:06:25,321 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:06:25,322 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056970926] [2019-11-15 22:06:25,322 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:25,322 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:25,322 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:06:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:25,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:06:25,551 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056970926] [2019-11-15 22:06:25,551 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:06:25,551 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 22:06:25,551 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114604032] [2019-11-15 22:06:25,552 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 22:06:25,552 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:06:25,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 22:06:25,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-15 22:06:25,553 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 8 states. [2019-11-15 22:06:25,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:06:25,803 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2019-11-15 22:06:25,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 22:06:25,803 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2019-11-15 22:06:25,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:06:25,804 INFO L225 Difference]: With dead ends: 27 [2019-11-15 22:06:25,805 INFO L226 Difference]: Without dead ends: 27 [2019-11-15 22:06:25,805 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2019-11-15 22:06:25,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-11-15 22:06:25,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-11-15 22:06:25,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-15 22:06:25,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2019-11-15 22:06:25,809 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 16 [2019-11-15 22:06:25,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:06:25,810 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2019-11-15 22:06:25,810 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 22:06:25,810 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2019-11-15 22:06:25,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-15 22:06:25,811 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:06:25,811 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:06:25,811 INFO L410 AbstractCegarLoop]: === Iteration 4 === [mainErr0ENSURES_VIOLATIONMEMORY_LEAK, expandArrayErr0REQUIRES_VIOLATION, expandArrayErr1REQUIRES_VIOLATION]=== [2019-11-15 22:06:25,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:06:25,811 INFO L82 PathProgramCache]: Analyzing trace with hash -1485319190, now seen corresponding path program 1 times [2019-11-15 22:06:25,811 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:06:25,812 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364287796] [2019-11-15 22:06:25,812 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:25,812 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:25,813 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:06:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:25,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:06:25,966 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364287796] [2019-11-15 22:06:25,967 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:06:25,967 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 22:06:25,967 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512913575] [2019-11-15 22:06:25,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 22:06:25,968 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:06:25,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 22:06:25,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-15 22:06:25,969 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand 8 states. [2019-11-15 22:06:26,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:06:26,243 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2019-11-15 22:06:26,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-15 22:06:26,244 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2019-11-15 22:06:26,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:06:26,246 INFO L225 Difference]: With dead ends: 35 [2019-11-15 22:06:26,246 INFO L226 Difference]: Without dead ends: 35 [2019-11-15 22:06:26,247 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-11-15 22:06:26,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-15 22:06:26,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 30. [2019-11-15 22:06:26,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-11-15 22:06:26,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2019-11-15 22:06:26,254 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 17 [2019-11-15 22:06:26,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:06:26,254 INFO L462 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2019-11-15 22:06:26,254 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 22:06:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2019-11-15 22:06:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-15 22:06:26,256 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:06:26,256 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:06:26,257 INFO L410 AbstractCegarLoop]: === Iteration 5 === [mainErr0ENSURES_VIOLATIONMEMORY_LEAK, expandArrayErr0REQUIRES_VIOLATION, expandArrayErr1REQUIRES_VIOLATION]=== [2019-11-15 22:06:26,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:06:26,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1484395669, now seen corresponding path program 1 times [2019-11-15 22:06:26,257 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:06:26,258 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150314625] [2019-11-15 22:06:26,258 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:26,258 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:26,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:06:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:26,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:06:26,459 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150314625] [2019-11-15 22:06:26,460 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:06:26,460 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-15 22:06:26,460 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619083622] [2019-11-15 22:06:26,461 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 22:06:26,461 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:06:26,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 22:06:26,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-15 22:06:26,462 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand 7 states. [2019-11-15 22:06:26,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:06:26,650 INFO L93 Difference]: Finished difference Result 29 states and 31 transitions. [2019-11-15 22:06:26,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 22:06:26,651 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2019-11-15 22:06:26,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:06:26,652 INFO L225 Difference]: With dead ends: 29 [2019-11-15 22:06:26,652 INFO L226 Difference]: Without dead ends: 29 [2019-11-15 22:06:26,653 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-11-15 22:06:26,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-15 22:06:26,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-15 22:06:26,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-15 22:06:26,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 31 transitions. [2019-11-15 22:06:26,658 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 31 transitions. Word has length 17 [2019-11-15 22:06:26,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:06:26,658 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 31 transitions. [2019-11-15 22:06:26,659 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 22:06:26,659 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2019-11-15 22:06:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-15 22:06:26,659 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:06:26,660 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:06:26,660 INFO L410 AbstractCegarLoop]: === Iteration 6 === [mainErr0ENSURES_VIOLATIONMEMORY_LEAK, expandArrayErr0REQUIRES_VIOLATION, expandArrayErr1REQUIRES_VIOLATION]=== [2019-11-15 22:06:26,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:06:26,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1484395668, now seen corresponding path program 1 times [2019-11-15 22:06:26,661 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:06:26,661 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785868576] [2019-11-15 22:06:26,661 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:26,661 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:26,661 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:06:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:06:26,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:06:26,889 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785868576] [2019-11-15 22:06:26,889 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:06:26,889 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 22:06:26,889 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561894149] [2019-11-15 22:06:26,890 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 22:06:26,890 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:06:26,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 22:06:26,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-11-15 22:06:26,891 INFO L87 Difference]: Start difference. First operand 29 states and 31 transitions. Second operand 9 states. [2019-11-15 22:06:27,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:06:27,216 INFO L93 Difference]: Finished difference Result 28 states and 30 transitions. [2019-11-15 22:06:27,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-15 22:06:27,217 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2019-11-15 22:06:27,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:06:27,218 INFO L225 Difference]: With dead ends: 28 [2019-11-15 22:06:27,218 INFO L226 Difference]: Without dead ends: 28 [2019-11-15 22:06:27,219 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2019-11-15 22:06:27,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2019-11-15 22:06:27,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2019-11-15 22:06:27,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-11-15 22:06:27,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2019-11-15 22:06:27,223 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 17 [2019-11-15 22:06:27,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:06:27,223 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2019-11-15 22:06:27,223 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 22:06:27,223 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2019-11-15 22:06:27,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 22:06:27,228 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:06:27,228 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:06:27,228 INFO L410 AbstractCegarLoop]: === Iteration 7 === [mainErr0ENSURES_VIOLATIONMEMORY_LEAK, expandArrayErr0REQUIRES_VIOLATION, expandArrayErr1REQUIRES_VIOLATION]=== [2019-11-15 22:06:27,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:06:27,229 INFO L82 PathProgramCache]: Analyzing trace with hash 872910678, now seen corresponding path program 1 times [2019-11-15 22:06:27,231 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:06:27,232 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197419014] [2019-11-15 22:06:27,232 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:27,232 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:06:27,232 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:06:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:06:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:06:27,351 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:06:27,352 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-15 22:06:27,382 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-11-15 22:06:27,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:06:27 BoogieIcfgContainer [2019-11-15 22:06:27,410 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 22:06:27,411 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:06:27,411 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:06:27,411 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:06:27,412 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:06:24" (3/4) ... [2019-11-15 22:06:27,415 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 22:06:27,416 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:06:27,418 INFO L168 Benchmark]: Toolchain (without parser) took 4103.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 939.3 MB in the beginning and 821.4 MB in the end (delta: 117.9 MB). Peak memory consumption was 242.7 MB. Max. memory is 11.5 GB. [2019-11-15 22:06:27,418 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:06:27,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 562.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -160.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-15 22:06:27,420 INFO L168 Benchmark]: Boogie Preprocessor took 56.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:06:27,421 INFO L168 Benchmark]: RCFGBuilder took 638.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. [2019-11-15 22:06:27,421 INFO L168 Benchmark]: TraceAbstraction took 2836.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 821.4 MB in the end (delta: 229.5 MB). Peak memory consumption was 229.5 MB. Max. memory is 11.5 GB. [2019-11-15 22:06:27,422 INFO L168 Benchmark]: Witness Printer took 5.12 ms. Allocated memory is still 1.2 GB. Free memory is still 821.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:06:27,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 562.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -160.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 638.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2836.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 821.4 MB in the end (delta: 229.5 MB). Peak memory consumption was 229.5 MB. Max. memory is 11.5 GB. * Witness Printer took 5.12 ms. Allocated memory is still 1.2 GB. Free memory is still 821.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 525]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 525. Possible FailurePath: [L512] int num; [L513] int ind, newsize, i = 1; VAL [\old(i)=9, \old(ind)=7, \old(newsize)=11, \old(num)=8, i=1, ind=0, newsize=0, num=0] [L526] num = __VERIFIER_nondet_int() [L527] COND FALSE !(!(num > 0 && num < 100)) [L530] int *a = (int *)malloc(sizeof(int)); VAL [\old(argc)=13, \old(newsize)=0, \old(num)=0, a={1:0}, argc=13, argv={10:6}, argv={10:6}, i=1, ind=0, malloc(sizeof(int))={1:0}, newsize=0, num=1] [L531] COND FALSE !(a == ((void *)0)) [L534] newsize = 0 VAL [\old(argc)=13, \old(newsize)=0, \old(num)=0, a={1:0}, argc=13, argv={10:6}, argv={10:6}, i=1, ind=0, malloc(sizeof(int))={1:0}, newsize=0, num=1] [L535] CALL expandArray(a) VAL [\old(newsize)=0, \old(num)=0, arg={1:0}, i=1, ind=0, newsize=0, num=1] [L515] int *a = (int *)arg; VAL [\old(newsize)=0, \old(num)=0, a={1:0}, arg={1:0}, arg={1:0}, i=1, ind=0, newsize=0, num=1] [L516] COND TRUE newsize < num [L517] newsize = newsize + 1 [L518] int *b = ((void *)0); VAL [\old(newsize)=0, \old(num)=0, a={1:0}, arg={1:0}, arg={1:0}, b={0:0}, i=1, ind=0, newsize=1, num=1] [L519] EXPR, FCALL realloc(a, sizeof(int) * newsize) VAL [\old(newsize)=0, \old(num)=0, a={1:0}, arg={1:0}, arg={1:0}, b={0:0}, i=1, ind=0, newsize=1, num=1, realloc(a, sizeof(int) * newsize)={1:0}] [L519] b = realloc(a, sizeof(int) * newsize) [L520] b[newsize - 1] = i VAL [\old(newsize)=0, \old(num)=0, a={1:0}, arg={1:0}, arg={1:0}, b={1:0}, i=1, ind=0, newsize=1, num=1] [L521] a = b VAL [\old(newsize)=0, \old(num)=0, a={1:0}, arg={1:0}, arg={1:0}, b={1:0}, i=1, ind=0, newsize=1, num=1] [L516] COND FALSE !(newsize < num) VAL [\old(newsize)=0, \old(num)=0, a={1:0}, arg={1:0}, arg={1:0}, b={1:0}, i=1, ind=0, newsize=1, num=1] [L523] return 0; VAL [\old(newsize)=0, \old(num)=0, \result={0:0}, a={1:0}, arg={1:0}, arg={1:0}, b={1:0}, i=1, ind=0, newsize=1, num=1] [L535] RET expandArray(a) VAL [\old(argc)=13, \old(newsize)=0, \old(num)=0, a={1:0}, argc=13, argv={10:6}, argv={10:6}, expandArray(a)={0:0}, i=1, ind=0, malloc(sizeof(int))={1:0}, newsize=1, num=1] [L536] return 0; VAL [\old(argc)=13, \old(newsize)=0, \old(num)=0, \result=0, a={1:0}, argc=13, argv={10:6}, argv={10:6}, i=1, ind=0, malloc(sizeof(int))={1:0}, newsize=1, num=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 10 procedures, 44 locations, 3 error locations. Result: UNSAFE, OverallTime: 2.7s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 120 SDtfs, 87 SDslu, 216 SDs, 0 SdLazy, 393 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 14 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 5022 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-11-15 22:06:29,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:06:29,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:06:29,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:06:29,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:06:29,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:06:29,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:06:29,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:06:29,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:06:29,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:06:29,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:06:29,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:06:29,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:06:29,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:06:29,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:06:29,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:06:29,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:06:29,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:06:29,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:06:29,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:06:29,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:06:29,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:06:29,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:06:29,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:06:29,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:06:29,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:06:29,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:06:29,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:06:29,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:06:29,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:06:29,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:06:29,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:06:29,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:06:29,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:06:29,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:06:29,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:06:29,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:06:29,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:06:29,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:06:29,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:06:29,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:06:29,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-15 22:06:29,748 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:06:29,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:06:29,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:06:29,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:06:29,750 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:06:29,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:06:29,750 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:06:29,750 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 22:06:29,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:06:29,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:06:29,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:06:29,751 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-15 22:06:29,752 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-15 22:06:29,752 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-15 22:06:29,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 22:06:29,752 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 22:06:29,752 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 22:06:29,753 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:06:29,753 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:06:29,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:06:29,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:06:29,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 22:06:29,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 22:06:29,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:06:29,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:06:29,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 22:06:29,755 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 22:06:29,755 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 22:06:29,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 22:06:29,755 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5e00b9cd3876aa8df4263099f6b8339445d38f8 [2019-11-15 22:06:29,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:06:29,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:06:29,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:06:29,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:06:29,825 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:06:29,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-3.i [2019-11-15 22:06:29,888 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data/f9b91a6e1/ffaeb0d710904d86b6d5301768f572ec/FLAG45dc0f24d [2019-11-15 22:06:30,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:06:30,393 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/sv-benchmarks/c/array-memsafety-realloc/array-realloc-3.i [2019-11-15 22:06:30,412 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data/f9b91a6e1/ffaeb0d710904d86b6d5301768f572ec/FLAG45dc0f24d [2019-11-15 22:06:30,670 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/data/f9b91a6e1/ffaeb0d710904d86b6d5301768f572ec [2019-11-15 22:06:30,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:06:30,673 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-15 22:06:30,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:06:30,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:06:30,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:06:30,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:06:30" (1/1) ... [2019-11-15 22:06:30,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4486c21c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:30, skipping insertion in model container [2019-11-15 22:06:30,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:06:30" (1/1) ... [2019-11-15 22:06:30,688 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:06:30,719 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:06:31,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:06:31,108 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:06:31,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:06:31,228 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:06:31,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31 WrapperNode [2019-11-15 22:06:31,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:06:31,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:06:31,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:06:31,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:06:31,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31" (1/1) ... [2019-11-15 22:06:31,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31" (1/1) ... [2019-11-15 22:06:31,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31" (1/1) ... [2019-11-15 22:06:31,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31" (1/1) ... [2019-11-15 22:06:31,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31" (1/1) ... [2019-11-15 22:06:31,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31" (1/1) ... [2019-11-15 22:06:31,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31" (1/1) ... [2019-11-15 22:06:31,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:06:31,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:06:31,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:06:31,296 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:06:31,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/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 [2019-11-15 22:06:31,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-15 22:06:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:06:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-15 22:06:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-15 22:06:31,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-15 22:06:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-15 22:06:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-15 22:06:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure expandArray [2019-11-15 22:06:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-15 22:06:31,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2019-11-15 22:06:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-15 22:06:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-15 22:06:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-15 22:06:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-15 22:06:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-15 22:06:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-15 22:06:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-15 22:06:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-15 22:06:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-15 22:06:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-15 22:06:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-15 22:06:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-15 22:06:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-15 22:06:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-15 22:06:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-15 22:06:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-15 22:06:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-15 22:06:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-15 22:06:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-15 22:06:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-15 22:06:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-15 22:06:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-15 22:06:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-15 22:06:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-15 22:06:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-15 22:06:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-15 22:06:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-15 22:06:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-15 22:06:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-15 22:06:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-15 22:06:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-15 22:06:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-15 22:06:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-15 22:06:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-15 22:06:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-15 22:06:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-15 22:06:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-15 22:06:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-15 22:06:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-15 22:06:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-15 22:06:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-15 22:06:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-15 22:06:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-15 22:06:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-15 22:06:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-15 22:06:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-15 22:06:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-15 22:06:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-15 22:06:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-15 22:06:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-15 22:06:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-15 22:06:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-15 22:06:31,370 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-15 22:06:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-15 22:06:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-15 22:06:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-15 22:06:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-15 22:06:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-15 22:06:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-15 22:06:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-15 22:06:31,371 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-15 22:06:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-15 22:06:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-15 22:06:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-15 22:06:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-15 22:06:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-15 22:06:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-15 22:06:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-15 22:06:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-15 22:06:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-15 22:06:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-15 22:06:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-15 22:06:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-15 22:06:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-15 22:06:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-15 22:06:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-15 22:06:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-15 22:06:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-15 22:06:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-15 22:06:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-15 22:06:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure expandArray [2019-11-15 22:06:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2019-11-15 22:06:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 22:06:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-15 22:06:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-15 22:06:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-15 22:06:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:06:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 22:06:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 22:06:31,948 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:06:31,949 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-15 22:06:31,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:06:31 BoogieIcfgContainer [2019-11-15 22:06:31,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:06:31,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 22:06:31,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 22:06:31,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 22:06:31,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:06:30" (1/3) ... [2019-11-15 22:06:31,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d1f3378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:06:31, skipping insertion in model container [2019-11-15 22:06:31,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:06:31" (2/3) ... [2019-11-15 22:06:31,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d1f3378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:06:31, skipping insertion in model container [2019-11-15 22:06:31,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:06:31" (3/3) ... [2019-11-15 22:06:31,958 INFO L109 eAbstractionObserver]: Analyzing ICFG array-realloc-3.i [2019-11-15 22:06:31,968 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 22:06:31,975 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 22:06:31,989 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 22:06:32,014 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 22:06:32,014 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-15 22:06:32,015 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 22:06:32,015 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:06:32,015 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:06:32,015 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 22:06:32,015 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:06:32,015 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 22:06:32,026 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2019-11-15 22:06:32,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-15 22:06:32,034 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:06:32,035 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:06:32,037 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr0ENSURES_VIOLATIONMEMORY_LEAK, expandArrayErr1REQUIRES_VIOLATION, expandArrayErr0REQUIRES_VIOLATION]=== [2019-11-15 22:06:32,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:06:32,042 INFO L82 PathProgramCache]: Analyzing trace with hash 2063741083, now seen corresponding path program 1 times [2019-11-15 22:06:32,052 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 22:06:32,052 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [178118805] [2019-11-15 22:06:32,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_730ac373-d86a-41f3-8a44-723ec79481e2/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-15 22:06:32,280 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-15 22:06:32,280 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort C_DOUBLE not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:160) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:143) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:168) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferSymbols(SmtFunctionsAndAxioms.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleTraceCheck.createExternalManagedScript(IpTcStrategyModuleTraceCheck.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCvc4.constructManagedScript(IpTcStrategyModuleCvc4.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.checkFeasibility(TraceAbstractionRefinementEngine.java:244) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-15 22:06:32,285 INFO L168 Benchmark]: Toolchain (without parser) took 1611.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2019-11-15 22:06:32,286 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:06:32,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -184.5 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-15 22:06:32,287 INFO L168 Benchmark]: Boogie Preprocessor took 66.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-15 22:06:32,289 INFO L168 Benchmark]: RCFGBuilder took 654.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 11.5 GB. [2019-11-15 22:06:32,290 INFO L168 Benchmark]: TraceAbstraction took 332.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2019-11-15 22:06:32,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 555.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -184.5 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 654.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 332.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Sort C_DOUBLE not declared de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Sort C_DOUBLE not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...