./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI --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 95643fe6222ef6bf06c5549a97aa2ed3c03be56764b1592b76d2122ae82e7069 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI --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 95643fe6222ef6bf06c5549a97aa2ed3c03be56764b1592b76d2122ae82e7069 .............................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:29:12,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:29:12,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:29:12,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:29:12,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:29:12,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:29:12,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:29:12,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:29:12,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:29:12,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:29:12,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:29:12,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:29:12,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:29:12,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:29:12,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:29:12,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:29:12,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:29:12,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:29:12,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:29:12,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:29:12,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:29:12,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:29:12,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:29:12,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:29:12,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:29:12,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:29:12,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:29:12,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:29:12,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:29:12,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:29:12,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:29:12,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:29:12,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:29:12,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:29:12,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:29:12,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:29:12,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:29:12,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:29:12,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:29:12,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:29:12,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:29:12,357 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 04:29:12,404 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:29:12,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:29:12,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:29:12,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:29:12,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:29:12,407 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:29:12,407 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:29:12,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:29:12,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:29:12,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:29:12,409 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:29:12,409 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:29:12,410 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:29:12,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:29:12,410 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:29:12,410 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:29:12,410 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:29:12,411 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:29:12,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:29:12,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:29:12,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:29:12,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:29:12,412 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:29:12,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:29:12,412 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_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95643fe6222ef6bf06c5549a97aa2ed3c03be56764b1592b76d2122ae82e7069 [2021-10-29 04:29:12,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:29:12,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:29:12,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:29:12,732 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:29:12,733 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:29:12,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2021-10-29 04:29:12,825 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data/387492953/e8bed388fe6e4b1489fe656e3a26bd8d/FLAGdad08ce25 [2021-10-29 04:29:13,352 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:29:13,356 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2021-10-29 04:29:13,382 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data/387492953/e8bed388fe6e4b1489fe656e3a26bd8d/FLAGdad08ce25 [2021-10-29 04:29:13,659 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data/387492953/e8bed388fe6e4b1489fe656e3a26bd8d [2021-10-29 04:29:13,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:29:13,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:29:13,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:29:13,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:29:13,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:29:13,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:29:13" (1/1) ... [2021-10-29 04:29:13,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f9e891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:13, skipping insertion in model container [2021-10-29 04:29:13,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:29:13" (1/1) ... [2021-10-29 04:29:13,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:29:13,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:29:14,007 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22480,22493] [2021-10-29 04:29:14,019 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22552,22565] [2021-10-29 04:29:14,021 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22720,22733] [2021-10-29 04:29:14,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:29:14,034 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:29:14,072 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22480,22493] [2021-10-29 04:29:14,073 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22552,22565] [2021-10-29 04:29:14,074 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22720,22733] [2021-10-29 04:29:14,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:29:14,107 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:29:14,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14 WrapperNode [2021-10-29 04:29:14,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:29:14,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:29:14,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:29:14,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:29:14,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:29:14,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:29:14,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:29:14,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:29:14,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:29:14,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:29:14,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:29:14,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:29:14,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:14" (1/1) ... [2021-10-29 04:29:14,205 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:29:14,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:29:14,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:29:14,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:29:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:29:14,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:29:14,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:29:14,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 04:29:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:29:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 04:29:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:29:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:29:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:29:14,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:29:15,019 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:29:15,019 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2021-10-29 04:29:15,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:29:15 BoogieIcfgContainer [2021-10-29 04:29:15,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:29:15,023 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:29:15,023 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:29:15,034 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:29:15,034 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:29:15" (1/1) ... [2021-10-29 04:29:15,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:29:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:15,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 105 states and 120 transitions. [2021-10-29 04:29:15,081 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 120 transitions. [2021-10-29 04:29:15,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 04:29:15,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:15,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:15,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:15,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:15,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 104 states and 119 transitions. [2021-10-29 04:29:15,258 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2021-10-29 04:29:15,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 04:29:15,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:15,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:15,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:15,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 103 states and 118 transitions. [2021-10-29 04:29:15,415 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2021-10-29 04:29:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 04:29:15,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:15,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:15,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 102 states and 117 transitions. [2021-10-29 04:29:15,505 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 117 transitions. [2021-10-29 04:29:15,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 04:29:15,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:15,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:15,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:15,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 101 states and 116 transitions. [2021-10-29 04:29:15,600 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 116 transitions. [2021-10-29 04:29:15,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:29:15,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:15,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:15,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:15,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 100 states and 114 transitions. [2021-10-29 04:29:15,763 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2021-10-29 04:29:15,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:29:15,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:15,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:15,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:16,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:16,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 103 states and 120 transitions. [2021-10-29 04:29:16,029 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2021-10-29 04:29:16,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:29:16,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:16,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:16,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:16,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 102 states and 119 transitions. [2021-10-29 04:29:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 119 transitions. [2021-10-29 04:29:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:29:16,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:16,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:16,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:16,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 103 states and 121 transitions. [2021-10-29 04:29:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 121 transitions. [2021-10-29 04:29:16,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:29:16,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:16,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:16,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:16,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 107 states and 126 transitions. [2021-10-29 04:29:16,745 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 126 transitions. [2021-10-29 04:29:16,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:29:16,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:16,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:17,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 109 states and 130 transitions. [2021-10-29 04:29:17,183 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 130 transitions. [2021-10-29 04:29:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:29:17,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:17,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:17,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:17,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 111 states and 134 transitions. [2021-10-29 04:29:17,730 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 134 transitions. [2021-10-29 04:29:17,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:29:17,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:17,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:17,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:18,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:18,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 117 states and 143 transitions. [2021-10-29 04:29:18,240 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 143 transitions. [2021-10-29 04:29:18,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:29:18,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:18,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:18,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:18,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 123 states and 153 transitions. [2021-10-29 04:29:18,748 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 153 transitions. [2021-10-29 04:29:18,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:29:18,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:18,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:18,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:18,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:18,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 122 states and 152 transitions. [2021-10-29 04:29:18,796 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 152 transitions. [2021-10-29 04:29:18,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:29:18,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:18,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:18,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:18,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:18,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 124 states and 154 transitions. [2021-10-29 04:29:18,873 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 154 transitions. [2021-10-29 04:29:18,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:29:18,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:18,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:18,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:18,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 123 states and 153 transitions. [2021-10-29 04:29:18,901 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 153 transitions. [2021-10-29 04:29:18,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:29:18,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:18,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:18,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:18,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:18,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 124 states and 154 transitions. [2021-10-29 04:29:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 154 transitions. [2021-10-29 04:29:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:29:18,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:18,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:19,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:20,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 131 states and 164 transitions. [2021-10-29 04:29:20,242 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 164 transitions. [2021-10-29 04:29:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:29:20,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:20,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:20,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:20,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:20,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 130 states and 163 transitions. [2021-10-29 04:29:20,279 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 163 transitions. [2021-10-29 04:29:20,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:29:20,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:20,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:20,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:20,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:20,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 131 states and 164 transitions. [2021-10-29 04:29:20,342 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 164 transitions. [2021-10-29 04:29:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:29:20,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:20,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:20,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:20,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 130 states and 163 transitions. [2021-10-29 04:29:20,375 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 163 transitions. [2021-10-29 04:29:20,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:29:20,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:20,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:20,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:20,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:20,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 129 states and 162 transitions. [2021-10-29 04:29:20,829 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 162 transitions. [2021-10-29 04:29:20,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:29:20,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:20,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:20,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:21,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:21,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 131 states and 166 transitions. [2021-10-29 04:29:21,050 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 166 transitions. [2021-10-29 04:29:21,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:29:21,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:21,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:21,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:21,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:21,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 135 states and 173 transitions. [2021-10-29 04:29:21,634 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 173 transitions. [2021-10-29 04:29:21,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:29:21,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:21,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:21,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 137 states and 176 transitions. [2021-10-29 04:29:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 176 transitions. [2021-10-29 04:29:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:29:22,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:22,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:22,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:22,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:22,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 139 states and 179 transitions. [2021-10-29 04:29:22,988 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 179 transitions. [2021-10-29 04:29:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:29:22,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:22,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:23,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:23,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:23,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 142 states and 183 transitions. [2021-10-29 04:29:23,621 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2021-10-29 04:29:23,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:29:23,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:23,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:23,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:23,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 141 states and 182 transitions. [2021-10-29 04:29:23,658 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 182 transitions. [2021-10-29 04:29:23,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:29:23,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:23,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:23,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:23,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 115 states and 142 transitions. [2021-10-29 04:29:23,723 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 142 transitions. [2021-10-29 04:29:23,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:29:23,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:23,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:23,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:24,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:24,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 118 states and 147 transitions. [2021-10-29 04:29:24,884 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 147 transitions. [2021-10-29 04:29:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:29:24,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:24,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:25,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:25,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 119 states and 148 transitions. [2021-10-29 04:29:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 148 transitions. [2021-10-29 04:29:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:29:25,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:25,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:25,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:25,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:25,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 121 states and 152 transitions. [2021-10-29 04:29:25,495 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2021-10-29 04:29:25,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:29:25,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:25,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:25,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:29:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:26,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 126 states and 157 transitions. [2021-10-29 04:29:26,121 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 157 transitions. [2021-10-29 04:29:26,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:29:26,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:26,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:26,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:28,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:28,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 171 transitions. [2021-10-29 04:29:28,102 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2021-10-29 04:29:28,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:29:28,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:28,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:28,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:29,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:29,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 138 states and 177 transitions. [2021-10-29 04:29:29,419 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 177 transitions. [2021-10-29 04:29:29,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:29:29,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:29,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:29:29,427 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:29:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:29:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:29:29,474 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:29:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:29:29,533 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 36 iterations. [2021-10-29 04:29:29,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:29:29 ImpRootNode [2021-10-29 04:29:29,588 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:29:29,588 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:29:29,588 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:29:29,589 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:29:29,589 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:29:15" (3/4) ... [2021-10-29 04:29:29,592 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-29 04:29:29,592 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:29:29,594 INFO L168 Benchmark]: Toolchain (without parser) took 15928.07 ms. Allocated memory was 96.5 MB in the beginning and 176.2 MB in the end (delta: 79.7 MB). Free memory was 58.5 MB in the beginning and 60.8 MB in the end (delta: -2.3 MB). Peak memory consumption was 76.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:29,595 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 96.5 MB. Free memory was 65.2 MB in the beginning and 65.2 MB in the end (delta: 30.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:29:29,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.74 ms. Allocated memory is still 96.5 MB. Free memory was 58.2 MB in the beginning and 58.2 MB in the end (delta: 71.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:29,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.09 ms. Allocated memory is still 96.5 MB. Free memory was 58.2 MB in the beginning and 56.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:29,596 INFO L168 Benchmark]: Boogie Preprocessor took 32.75 ms. Allocated memory is still 96.5 MB. Free memory was 56.0 MB in the beginning and 54.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:29,597 INFO L168 Benchmark]: RCFGBuilder took 832.03 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 54.3 MB in the beginning and 85.6 MB in the end (delta: -31.3 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:29,598 INFO L168 Benchmark]: CodeCheck took 14565.23 ms. Allocated memory was 121.6 MB in the beginning and 176.2 MB in the end (delta: 54.5 MB). Free memory was 85.3 MB in the beginning and 61.7 MB in the end (delta: 23.5 MB). Peak memory consumption was 79.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:29,599 INFO L168 Benchmark]: Witness Printer took 4.15 ms. Allocated memory is still 176.2 MB. Free memory was 61.7 MB in the beginning and 60.8 MB in the end (delta: 934.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:29:29,603 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, 105 locations, 55 error locations. Started 1 CEGAR loops. OverallTime: 14.4s, OverallIterations: 36, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -1690022208 SDtfs, 558001186 SDslu, 1736479084 SDs, 0 SdLazy, -1563605250 SolverSat, 1790037028 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2915 GetRequests, 2656 SyntacticMatches, 35 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20205 ImplicationChecksByTransitivity, 11.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 378 NumberOfCodeBlocks, 378 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 326 ConstructedInterpolants, 0 QuantifiedInterpolants, 1432 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 35 InterpolantComputations, 33 PerfectInterpolantSequences, 2/6 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: 1049]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1049. Possible FailurePath: [L1006] SLL* list = malloc(sizeof(SLL)); [L1007] list->next = ((void*)0) [L1008] list->colour = BLACK [L1010] SLL* end = list; [L1013] COND FALSE !(__VERIFIER_nondet_int()) [L1034] end = ((void*)0) [L1035] end = list [L1038] COND FALSE !(!(((void*)0) != end)) [L1039] EXPR end->colour [L1039] COND FALSE !(!(BLACK == end->colour)) [L1041] COND TRUE ((void*)0) != end [L1043] EXPR end->colour [L1043] COND FALSE !(RED == end->colour) [L1049] EXPR end->next [L1049] COND TRUE !(end->next) [L1049] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 96.5 MB. Free memory was 65.2 MB in the beginning and 65.2 MB in the end (delta: 30.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 440.74 ms. Allocated memory is still 96.5 MB. Free memory was 58.2 MB in the beginning and 58.2 MB in the end (delta: 71.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 47.09 ms. Allocated memory is still 96.5 MB. Free memory was 58.2 MB in the beginning and 56.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.75 ms. Allocated memory is still 96.5 MB. Free memory was 56.0 MB in the beginning and 54.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 832.03 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 54.3 MB in the beginning and 85.6 MB in the end (delta: -31.3 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. * CodeCheck took 14565.23 ms. Allocated memory was 121.6 MB in the beginning and 176.2 MB in the end (delta: 54.5 MB). Free memory was 85.3 MB in the beginning and 61.7 MB in the end (delta: 23.5 MB). Peak memory consumption was 79.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.15 ms. Allocated memory is still 176.2 MB. Free memory was 61.7 MB in the beginning and 60.8 MB in the end (delta: 934.0 kB). 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 [2021-10-29 04:29:29,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:29:32,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:29:32,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:29:32,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:29:32,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:29:32,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:29:32,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:29:32,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:29:32,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:29:32,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:29:32,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:29:32,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:29:32,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:29:32,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:29:32,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:29:32,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:29:32,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:29:32,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:29:32,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:29:32,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:29:32,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:29:32,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:29:32,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:29:32,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:29:32,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:29:32,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:29:32,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:29:32,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:29:32,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:29:32,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:29:32,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:29:32,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:29:32,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:29:32,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:29:32,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:29:32,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:29:32,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:29:32,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:29:32,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:29:32,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:29:32,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:29:32,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-10-29 04:29:32,287 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:29:32,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:29:32,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:29:32,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:29:32,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:29:32,291 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:29:32,291 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:29:32,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:29:32,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:29:32,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:29:32,293 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:29:32,293 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:29:32,293 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:29:32,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:29:32,294 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:29:32,294 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:29:32,294 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:29:32,294 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:29:32,295 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:29:32,295 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:29:32,295 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:29:32,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:29:32,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:29:32,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:29:32,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:29:32,296 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:29:32,297 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:29:32,297 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:29:32,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:29:32,297 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_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95643fe6222ef6bf06c5549a97aa2ed3c03be56764b1592b76d2122ae82e7069 [2021-10-29 04:29:32,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:29:32,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:29:32,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:29:32,718 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:29:32,720 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:29:32,721 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2021-10-29 04:29:32,798 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data/616376141/54248a3e8aa746b6a394f6937765090d/FLAG85afbb732 [2021-10-29 04:29:33,410 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:29:33,410 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2021-10-29 04:29:33,424 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data/616376141/54248a3e8aa746b6a394f6937765090d/FLAG85afbb732 [2021-10-29 04:29:33,668 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/data/616376141/54248a3e8aa746b6a394f6937765090d [2021-10-29 04:29:33,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:29:33,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:29:33,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:29:33,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:29:33,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:29:33,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:29:33" (1/1) ... [2021-10-29 04:29:33,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bda6431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:33, skipping insertion in model container [2021-10-29 04:29:33,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:29:33" (1/1) ... [2021-10-29 04:29:33,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:29:33,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:29:34,072 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22480,22493] [2021-10-29 04:29:34,078 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22552,22565] [2021-10-29 04:29:34,081 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22720,22733] [2021-10-29 04:29:34,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:29:34,101 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:29:34,141 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22480,22493] [2021-10-29 04:29:34,142 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22552,22565] [2021-10-29 04:29:34,144 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22720,22733] [2021-10-29 04:29:34,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:29:34,184 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:29:34,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34 WrapperNode [2021-10-29 04:29:34,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:29:34,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:29:34,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:29:34,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:29:34,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:29:34,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:29:34,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:29:34,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:29:34,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:29:34,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:29:34,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:29:34,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:29:34,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:29:34" (1/1) ... [2021-10-29 04:29:34,323 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:29:34,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:29:34,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:29:34,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:29:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:29:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:29:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 04:29:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:29:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 04:29:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:29:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:29:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:29:34,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:29:34,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:29:35,421 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:29:35,422 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2021-10-29 04:29:35,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:29:35 BoogieIcfgContainer [2021-10-29 04:29:35,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:29:35,426 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:29:35,426 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:29:35,436 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:29:35,436 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:29:35" (1/1) ... [2021-10-29 04:29:35,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:29:35,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:35,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 103 states and 117 transitions. [2021-10-29 04:29:35,483 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2021-10-29 04:29:35,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 04:29:35,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:35,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:35,532 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) 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) [2021-10-29 04:29:35,541 INFO L168 Benchmark]: Toolchain (without parser) took 1866.79 ms. Allocated memory was 56.6 MB in the beginning and 86.0 MB in the end (delta: 29.4 MB). Free memory was 33.5 MB in the beginning and 47.9 MB in the end (delta: -14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:35,543 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 37.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:29:35,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.21 ms. Allocated memory was 56.6 MB in the beginning and 86.0 MB in the end (delta: 29.4 MB). Free memory was 33.4 MB in the beginning and 62.1 MB in the end (delta: -28.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:35,545 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.52 ms. Allocated memory is still 86.0 MB. Free memory was 62.1 MB in the beginning and 59.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:35,546 INFO L168 Benchmark]: Boogie Preprocessor took 71.75 ms. Allocated memory is still 86.0 MB. Free memory was 59.9 MB in the beginning and 58.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:35,547 INFO L168 Benchmark]: RCFGBuilder took 1111.09 ms. Allocated memory is still 86.0 MB. Free memory was 58.1 MB in the beginning and 53.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:35,548 INFO L168 Benchmark]: CodeCheck took 111.94 ms. Allocated memory is still 86.0 MB. Free memory was 52.9 MB in the beginning and 47.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:35,558 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 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 37.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 512.21 ms. Allocated memory was 56.6 MB in the beginning and 86.0 MB in the end (delta: 29.4 MB). Free memory was 33.4 MB in the beginning and 62.1 MB in the end (delta: -28.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.52 ms. Allocated memory is still 86.0 MB. Free memory was 62.1 MB in the beginning and 59.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.75 ms. Allocated memory is still 86.0 MB. Free memory was 59.9 MB in the beginning and 58.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1111.09 ms. Allocated memory is still 86.0 MB. Free memory was 58.1 MB in the beginning and 53.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. * CodeCheck took 111.94 ms. Allocated memory is still 86.0 MB. Free memory was 52.9 MB in the beginning and 47.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:29:35,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2d1e840-c1c9-4e00-9401-94641ed1972f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...