./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a406420701ce6274f0517b83ae1d565a6306d39 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a406420701ce6274f0517b83ae1d565a6306d39 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:07:01,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:07:01,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:07:01,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:07:01,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:07:01,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:07:01,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:07:01,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:07:01,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:07:01,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:07:01,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:07:01,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:07:01,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:07:01,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:07:01,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:07:01,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:07:01,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:07:01,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:07:01,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:07:01,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:07:01,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:07:01,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:07:01,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:07:01,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:07:01,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:07:01,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:07:01,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:07:01,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:07:01,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:07:01,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:07:01,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:07:01,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:07:01,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:07:01,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:07:01,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:07:01,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:07:01,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:07:01,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:07:01,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:07:01,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:07:01,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:07:01,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-11-29 19:07:01,632 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:07:01,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:07:01,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:07:01,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:07:01,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:07:01,635 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:07:01,635 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:07:01,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:07:01,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:07:01,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:07:01,636 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:07:01,636 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:07:01,637 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:07:01,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:07:01,637 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:07:01,637 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:07:01,638 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:07:01,638 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:07:01,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:07:01,638 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:07:01,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:07:01,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:07:01,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:07:01,640 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:07:01,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:07:01,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a406420701ce6274f0517b83ae1d565a6306d39 [2020-11-29 19:07:01,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:07:02,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:07:02,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:07:02,029 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:07:02,030 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:07:02,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2.i [2020-11-29 19:07:02,141 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data/8fee137a5/381364d06f874d2c97d07f7bef95b3b1/FLAGd809f64f4 [2020-11-29 19:07:02,956 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:07:02,957 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/sv-benchmarks/c/ldv-memsafety/memleaks_test13_2.i [2020-11-29 19:07:02,980 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data/8fee137a5/381364d06f874d2c97d07f7bef95b3b1/FLAGd809f64f4 [2020-11-29 19:07:03,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data/8fee137a5/381364d06f874d2c97d07f7bef95b3b1 [2020-11-29 19:07:03,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:07:03,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:07:03,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:07:03,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:07:03,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:07:03,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:07:03" (1/1) ... [2020-11-29 19:07:03,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53416fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:03, skipping insertion in model container [2020-11-29 19:07:03,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:07:03" (1/1) ... [2020-11-29 19:07:03,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:07:03,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:07:03,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:07:03,851 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:07:03,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:07:04,095 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:07:04,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04 WrapperNode [2020-11-29 19:07:04,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:07:04,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:07:04,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:07:04,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:07:04,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... [2020-11-29 19:07:04,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... [2020-11-29 19:07:04,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:07:04,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:07:04,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:07:04,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:07:04,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... [2020-11-29 19:07:04,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... [2020-11-29 19:07:04,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... [2020-11-29 19:07:04,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... [2020-11-29 19:07:04,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... [2020-11-29 19:07:04,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... [2020-11-29 19:07:04,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... [2020-11-29 19:07:04,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:07:04,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:07:04,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:07:04,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:07:04,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:07:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-11-29 19:07:04,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 19:07:04,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 19:07:04,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:07:04,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 19:07:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-29 19:07:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:07:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:07:05,483 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:07:05,484 INFO L298 CfgBuilder]: Removed 23 assume(true) statements. [2020-11-29 19:07:05,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:07:05 BoogieIcfgContainer [2020-11-29 19:07:05,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:07:05,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:07:05,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:07:05,501 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:07:05,501 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:07:05" (1/1) ... [2020-11-29 19:07:05,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:07:05,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:05,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2020-11-29 19:07:05,556 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2020-11-29 19:07:05,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-29 19:07:05,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:05,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:05,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2020-11-29 19:07:05,865 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2020-11-29 19:07:05,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-29 19:07:05,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:06,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:06,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:06,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2020-11-29 19:07:06,676 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2020-11-29 19:07:06,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 19:07:06,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:06,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:06,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:06,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2020-11-29 19:07:06,834 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2020-11-29 19:07:06,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 19:07:06,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:07,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:07,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2020-11-29 19:07:07,694 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2020-11-29 19:07:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 19:07:07,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:08,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:08,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2020-11-29 19:07:08,692 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2020-11-29 19:07:08,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 19:07:08,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:09,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:10,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:10,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2020-11-29 19:07:10,459 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2020-11-29 19:07:10,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-29 19:07:10,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:10,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:10,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:10,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2020-11-29 19:07:10,710 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2020-11-29 19:07:10,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-29 19:07:10,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:10,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:11,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:11,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2020-11-29 19:07:11,483 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2020-11-29 19:07:11,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-29 19:07:11,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:11,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:13,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:13,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2020-11-29 19:07:13,336 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2020-11-29 19:07:13,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-29 19:07:13,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:13,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:15,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:15,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2020-11-29 19:07:15,802 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2020-11-29 19:07:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-29 19:07:15,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:15,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2020-11-29 19:07:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2020-11-29 19:07:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-29 19:07:15,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:16,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:17,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2020-11-29 19:07:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2020-11-29 19:07:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 19:07:17,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:17,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:17,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:17,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 53 states and 64 transitions. [2020-11-29 19:07:17,280 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2020-11-29 19:07:17,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 19:07:17,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:17,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:19,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:19,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2020-11-29 19:07:19,547 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2020-11-29 19:07:19,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 19:07:19,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:20,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 57 states and 71 transitions. [2020-11-29 19:07:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2020-11-29 19:07:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 19:07:20,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:21,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:21,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 58 states and 71 transitions. [2020-11-29 19:07:21,598 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 71 transitions. [2020-11-29 19:07:21,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 19:07:21,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:21,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:23,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:23,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2020-11-29 19:07:23,230 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2020-11-29 19:07:23,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 19:07:23,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:23,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:26,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:26,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 56 states and 69 transitions. [2020-11-29 19:07:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2020-11-29 19:07:26,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 19:07:26,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:26,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:26,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:26,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 55 states and 68 transitions. [2020-11-29 19:07:26,830 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2020-11-29 19:07:26,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 19:07:26,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:27,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:29,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 59 states and 74 transitions. [2020-11-29 19:07:29,917 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2020-11-29 19:07:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:07:29,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:33,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:33,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2020-11-29 19:07:33,164 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2020-11-29 19:07:33,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:07:33,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:33,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:38,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:38,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2020-11-29 19:07:38,853 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2020-11-29 19:07:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:07:38,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:39,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:42,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:42,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2020-11-29 19:07:42,648 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2020-11-29 19:07:42,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 19:07:42,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:49,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 60 states and 75 transitions. [2020-11-29 19:07:49,580 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2020-11-29 19:07:49,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 19:07:49,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:50,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:52,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:52,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2020-11-29 19:07:52,151 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2020-11-29 19:07:52,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 19:07:52,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:52,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:53,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2020-11-29 19:07:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2020-11-29 19:07:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 19:07:53,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:53,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:54,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:54,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 58 states and 70 transitions. [2020-11-29 19:07:54,418 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2020-11-29 19:07:54,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 19:07:54,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:07:55,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:07:55,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2020-11-29 19:07:55,564 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2020-11-29 19:07:55,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 19:07:55,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:07:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:07:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:08:04,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:08:04,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 67 transitions. [2020-11-29 19:08:04,827 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2020-11-29 19:08:04,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 19:08:04,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:08:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:08:04,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:08:06,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:08:06,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2020-11-29 19:08:06,222 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2020-11-29 19:08:06,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 19:08:06,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:08:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:08:06,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:08:06,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:08:06,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2020-11-29 19:08:06,275 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2020-11-29 19:08:06,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 19:08:06,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:08:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:08:07,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:08:08,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:08:08,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2020-11-29 19:08:08,995 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2020-11-29 19:08:08,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:08:08,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:08:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:08:10,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:08:13,342 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2020-11-29 19:08:16,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:08:16,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2020-11-29 19:08:16,419 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2020-11-29 19:08:16,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:08:16,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:08:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:08:20,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:08:21,928 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2020-11-29 19:08:33,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:08:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2020-11-29 19:08:33,696 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2020-11-29 19:08:33,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:08:33,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:08:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:08:38,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:08:40,934 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2020-11-29 19:08:41,911 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2020-11-29 19:08:42,941 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-11-29 19:08:45,566 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2020-11-29 19:08:55,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:08:55,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 61 states and 76 transitions. [2020-11-29 19:08:55,553 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 76 transitions. [2020-11-29 19:08:55,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:08:55,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:08:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:08:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:08:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:08:58,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2020-11-29 19:08:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2020-11-29 19:08:58,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:08:58,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:08:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:09:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:09:07,245 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2020-11-29 19:09:14,024 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-11-29 19:09:15,339 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2020-11-29 19:09:18,817 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-11-29 19:09:22,101 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-11-29 19:09:33,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:09:33,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2020-11-29 19:09:33,752 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2020-11-29 19:09:33,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:09:33,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:09:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:09:40,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:09:43,315 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2020-11-29 19:09:44,692 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2020-11-29 19:09:48,927 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-11-29 19:09:52,776 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2020-11-29 19:10:08,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:08,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2020-11-29 19:10:08,051 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2020-11-29 19:10:08,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:10:08,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:30,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:30,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2020-11-29 19:10:30,328 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2020-11-29 19:10:30,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:10:30,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:42,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:49,248 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2020-11-29 19:10:51,017 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2020-11-29 19:10:54,530 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2020-11-29 19:10:56,249 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2020-11-29 19:10:59,553 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2020-11-29 19:11:00,327 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2020-11-29 19:11:05,191 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2020-11-29 19:11:17,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:11:17,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 82 states and 132 transitions. [2020-11-29 19:11:17,075 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 132 transitions. [2020-11-29 19:11:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:11:17,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:11:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:11:18,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:11:22,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:11:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 82 states and 131 transitions. [2020-11-29 19:11:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 131 transitions. [2020-11-29 19:11:22,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:11:22,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:11:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:11:25,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:11:30,299 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2020-11-29 19:11:33,940 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-29 19:11:34,704 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2020-11-29 19:11:36,312 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-11-29 19:11:39,350 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-11-29 19:11:44,358 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-11-29 19:11:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:11:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 88 states and 151 transitions. [2020-11-29 19:11:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 151 transitions. [2020-11-29 19:11:59,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:11:59,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:11:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:12:05,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:12:17,889 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2020-11-29 19:12:18,822 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2020-11-29 19:12:24,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:12:24,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 90 states and 154 transitions. [2020-11-29 19:12:24,183 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 154 transitions. [2020-11-29 19:12:24,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:12:24,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:12:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:12:24,217 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:12:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:12:24,261 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:12:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:12:24,607 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:12:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:12:24,763 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:12:24,829 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 44 iterations. [2020-11-29 19:12:24,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 07:12:24 ImpRootNode [2020-11-29 19:12:24,906 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 19:12:24,907 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:12:24,907 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:12:24,907 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:12:24,908 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:07:05" (3/4) ... [2020-11-29 19:12:24,912 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 19:12:24,912 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:12:24,914 INFO L168 Benchmark]: Toolchain (without parser) took 321769.24 ms. Allocated memory was 111.1 MB in the beginning and 645.9 MB in the end (delta: 534.8 MB). Free memory was 75.6 MB in the beginning and 421.1 MB in the end (delta: -345.5 MB). Peak memory consumption was 188.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:24,915 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 111.1 MB. Free memory was 85.3 MB in the beginning and 85.3 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:12:24,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 941.02 ms. Allocated memory is still 111.1 MB. Free memory was 75.5 MB in the beginning and 62.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:24,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.61 ms. Allocated memory is still 111.1 MB. Free memory was 62.3 MB in the beginning and 60.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:24,917 INFO L168 Benchmark]: Boogie Preprocessor took 74.72 ms. Allocated memory is still 111.1 MB. Free memory was 60.2 MB in the beginning and 58.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:24,918 INFO L168 Benchmark]: RCFGBuilder took 1203.01 ms. Allocated memory is still 111.1 MB. Free memory was 58.6 MB in the beginning and 63.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:24,919 INFO L168 Benchmark]: CodeCheck took 319419.53 ms. Allocated memory was 111.1 MB in the beginning and 645.9 MB in the end (delta: 534.8 MB). Free memory was 63.8 MB in the beginning and 421.1 MB in the end (delta: -357.3 MB). Peak memory consumption was 177.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:24,920 INFO L168 Benchmark]: Witness Printer took 5.31 ms. Allocated memory is still 645.9 MB. Free memory is still 421.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:12:24,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 49 locations, 29 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 319.2s, OverallIterations: 44, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 2084266502 SDslu, 55298688 SDs, 0 SdLazy, 1349377482 SolverSat, 1604377500 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 44.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3874 GetRequests, 3042 SyntacticMatches, 122 SemanticMatches, 710 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240675 ImplicationChecksByTransitivity, 312.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 61.2s InterpolantComputationTime, 431 NumberOfCodeBlocks, 431 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 368 ConstructedInterpolants, 0 QuantifiedInterpolants, 47107 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 42 PerfectInterpolantSequences, 3/5 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 780]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 780. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] struct ldv_list_head global_list_13 = { &(global_list_13), &(global_list_13) }; [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L763] struct A13 *p = (struct A13 *)ldv_malloc(sizeof(struct A13)); [L764] COND TRUE \read(*p) [L559] head->next [L547] next->prev = new VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L548] new->next = next VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L549] new->prev = prev VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L550] prev->next = new [L769] struct A13 *p; [L770] struct A13 *n; VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L771] EXPR (&global_list_13)->next [L771] const typeof( ((typeof(*p) *)0)->list ) *__mptr = ((&global_list_13)->next); [L771] p = ({ const typeof( ((typeof(*p) *)0)->list ) *__mptr = ((&global_list_13)->next); (typeof(*p) *)( (char *)__mptr - ((size_t) &((typeof(*p) *)0)->list) );}) VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L771] EXPR (p)->list.next [L771] const typeof( ((typeof(*(p)) *)0)->list ) *__mptr = ((p)->list.next); [L771] n = ({ const typeof( ((typeof(*(p)) *)0)->list ) *__mptr = ((p)->list.next); (typeof(*(p)) *)( (char *)__mptr - ((size_t) &((typeof(*(p)) *)0)->list) );}) VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L771] COND TRUE &p->list != (&global_list_13) [L567] entry->prev VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L567] entry->next [L554] next->prev = prev VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L555] prev->next = next [L771] p = n VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L771] EXPR (n)->list.next [L771] const typeof( ((typeof(*(n)) *)0)->list ) *__mptr = ((n)->list.next); [L771] n = ({ const typeof( ((typeof(*(n)) *)0)->list ) *__mptr = ((n)->list.next); (typeof(*(n)) *)( (char *)__mptr - ((size_t) &((typeof(*(n)) *)0)->list) );}) VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L771] COND FALSE !(&p->list != (&global_list_13)) [L540] list->next = list VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] [L541] list->prev = list VAL [global_list_13={5:0}, ldv_global_msg_list={6:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 111.1 MB. Free memory was 85.3 MB in the beginning and 85.3 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 941.02 ms. Allocated memory is still 111.1 MB. Free memory was 75.5 MB in the beginning and 62.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 107.61 ms. Allocated memory is still 111.1 MB. Free memory was 62.3 MB in the beginning and 60.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.72 ms. Allocated memory is still 111.1 MB. Free memory was 60.2 MB in the beginning and 58.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1203.01 ms. Allocated memory is still 111.1 MB. Free memory was 58.6 MB in the beginning and 63.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. * CodeCheck took 319419.53 ms. Allocated memory was 111.1 MB in the beginning and 645.9 MB in the end (delta: 534.8 MB). Free memory was 63.8 MB in the beginning and 421.1 MB in the end (delta: -357.3 MB). Peak memory consumption was 177.9 MB. Max. memory is 16.1 GB. * Witness Printer took 5.31 ms. Allocated memory is still 645.9 MB. Free memory is still 421.1 MB. There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:12:27,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:12:27,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:12:27,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:12:27,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:12:27,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:12:27,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:12:27,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:12:27,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:12:27,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:12:27,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:12:27,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:12:27,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:12:27,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:12:27,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:12:27,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:12:28,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:12:28,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:12:28,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:12:28,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:12:28,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:12:28,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:12:28,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:12:28,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:12:28,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:12:28,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:12:28,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:12:28,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:12:28,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:12:28,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:12:28,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:12:28,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:12:28,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:12:28,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:12:28,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:12:28,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:12:28,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:12:28,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:12:28,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:12:28,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:12:28,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:12:28,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-11-29 19:12:28,088 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:12:28,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:12:28,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:12:28,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:12:28,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:12:28,091 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:12:28,091 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:12:28,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:12:28,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:12:28,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:12:28,092 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:12:28,093 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:12:28,093 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:12:28,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:12:28,093 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:12:28,094 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:12:28,094 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:12:28,094 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:12:28,095 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:12:28,095 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:12:28,095 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:12:28,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:12:28,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:12:28,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:12:28,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:12:28,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:12:28,097 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 19:12:28,097 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:12:28,098 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 19:12:28,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:12:28,098 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a406420701ce6274f0517b83ae1d565a6306d39 [2020-11-29 19:12:28,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:12:28,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:12:28,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:12:28,639 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:12:28,640 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:12:28,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2.i [2020-11-29 19:12:28,724 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data/de8ad2b9e/ae6a33d80dd8498cbc7c5cd1b93f06e5/FLAG3fa2dcff6 [2020-11-29 19:12:29,474 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:12:29,475 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/sv-benchmarks/c/ldv-memsafety/memleaks_test13_2.i [2020-11-29 19:12:29,495 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data/de8ad2b9e/ae6a33d80dd8498cbc7c5cd1b93f06e5/FLAG3fa2dcff6 [2020-11-29 19:12:29,705 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/data/de8ad2b9e/ae6a33d80dd8498cbc7c5cd1b93f06e5 [2020-11-29 19:12:29,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:12:29,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:12:29,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:12:29,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:12:29,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:12:29,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:12:29" (1/1) ... [2020-11-29 19:12:29,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e5cfc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:29, skipping insertion in model container [2020-11-29 19:12:29,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:12:29" (1/1) ... [2020-11-29 19:12:29,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:12:29,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:12:30,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:12:30,517 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-29 19:12:30,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:12:30,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:12:30,593 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:12:30,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:12:30,851 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:12:30,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30 WrapperNode [2020-11-29 19:12:30,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:12:30,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:12:30,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:12:30,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:12:30,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... [2020-11-29 19:12:30,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... [2020-11-29 19:12:30,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:12:30,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:12:30,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:12:30,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:12:30,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... [2020-11-29 19:12:30,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... [2020-11-29 19:12:30,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... [2020-11-29 19:12:30,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... [2020-11-29 19:12:31,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... [2020-11-29 19:12:31,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... [2020-11-29 19:12:31,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... [2020-11-29 19:12:31,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:12:31,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:12:31,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:12:31,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:12:31,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:12:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_782b5b6c-fe99-4e41-99e7-344478dc4aea/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-11-29 19:12:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 19:12:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 19:12:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:12:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 19:12:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-29 19:12:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:12:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:12:32,410 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:12:32,411 INFO L298 CfgBuilder]: Removed 23 assume(true) statements. [2020-11-29 19:12:32,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:12:32 BoogieIcfgContainer [2020-11-29 19:12:32,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:12:32,414 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:12:32,415 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:12:32,426 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:12:32,426 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:12:32" (1/1) ... [2020-11-29 19:12:32,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:12:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:12:32,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2020-11-29 19:12:32,476 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2020-11-29 19:12:32,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-29 19:12:32,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:12:32,527 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) 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.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 19:12:32,533 INFO L168 Benchmark]: Toolchain (without parser) took 2816.31 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 43.9 MB in the beginning and 56.9 MB in the end (delta: -13.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:32,534 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 65.0 MB. Free memory is still 46.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:12:32,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1136.29 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 43.7 MB in the beginning and 50.7 MB in the end (delta: -7.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:32,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.36 ms. Allocated memory is still 83.9 MB. Free memory was 50.7 MB in the beginning and 48.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:32,537 INFO L168 Benchmark]: Boogie Preprocessor took 67.84 ms. Allocated memory is still 83.9 MB. Free memory was 48.2 MB in the beginning and 46.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:12:32,538 INFO L168 Benchmark]: RCFGBuilder took 1385.52 ms. Allocated memory is still 83.9 MB. Free memory was 46.6 MB in the beginning and 61.8 MB in the end (delta: -15.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:32,539 INFO L168 Benchmark]: CodeCheck took 116.25 ms. Allocated memory is still 83.9 MB. Free memory was 61.8 MB in the beginning and 56.9 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:12:32,544 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 65.0 MB. Free memory is still 46.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1136.29 ms. Allocated memory was 65.0 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Free memory was 43.7 MB in the beginning and 50.7 MB in the end (delta: -7.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 102.36 ms. Allocated memory is still 83.9 MB. Free memory was 50.7 MB in the beginning and 48.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.84 ms. Allocated memory is still 83.9 MB. Free memory was 48.2 MB in the beginning and 46.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1385.52 ms. Allocated memory is still 83.9 MB. Free memory was 46.6 MB in the beginning and 61.8 MB in the end (delta: -15.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. * CodeCheck took 116.25 ms. Allocated memory is still 83.9 MB. Free memory was 61.8 MB in the beginning and 56.9 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...