./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/list-properties/list-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/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_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/list-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/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-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a135e953d64ed0fec81eb2a1e42f4031e3e387fc71d5a5cd2177772a202dc706 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:08:17,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:08:17,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:08:17,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:08:17,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:08:17,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:08:17,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:08:17,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:08:17,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:08:17,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:08:17,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:08:17,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:08:17,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:08:17,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:08:17,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:08:17,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:08:17,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:08:17,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:08:17,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:08:17,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:08:17,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:08:17,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:08:17,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:08:17,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:08:17,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:08:17,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:08:17,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:08:17,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:08:17,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:08:17,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:08:17,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:08:17,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:08:17,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:08:17,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:08:17,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:08:17,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:08:17,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:08:17,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:08:17,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:08:17,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:08:17,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:08:17,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2021-10-29 04:08:17,709 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:08:17,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:08:17,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:08:17,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:08:17,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:08:17,713 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:08:17,713 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:08:17,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:08:17,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:08:17,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:08:17,715 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:08:17,722 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:08:17,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:08:17,722 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:08:17,722 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:08:17,723 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:08:17,723 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:08:17,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:08:17,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:08:17,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:08:17,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:08:17,724 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:08:17,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:08:17,725 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_381a8323-bc34-488b-a0de-cdcd6f4931e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a135e953d64ed0fec81eb2a1e42f4031e3e387fc71d5a5cd2177772a202dc706 [2021-10-29 04:08:18,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:08:18,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:08:18,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:08:18,081 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:08:18,082 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:08:18,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/list-properties/list-2.i [2021-10-29 04:08:18,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/data/fd9d92a19/20a062844df84494bcd712f419120b40/FLAG630b1483d [2021-10-29 04:08:18,728 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:08:18,729 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/sv-benchmarks/c/list-properties/list-2.i [2021-10-29 04:08:18,741 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/data/fd9d92a19/20a062844df84494bcd712f419120b40/FLAG630b1483d [2021-10-29 04:08:18,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/data/fd9d92a19/20a062844df84494bcd712f419120b40 [2021-10-29 04:08:19,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:08:19,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:08:19,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:08:19,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:08:19,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:08:19,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:08:18" (1/1) ... [2021-10-29 04:08:19,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7207ee20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19, skipping insertion in model container [2021-10-29 04:08:19,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:08:18" (1/1) ... [2021-10-29 04:08:19,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:08:19,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:08:19,349 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_381a8323-bc34-488b-a0de-cdcd6f4931e8/sv-benchmarks/c/list-properties/list-2.i[23408,23421] [2021-10-29 04:08:19,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:08:19,435 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:08:19,490 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_381a8323-bc34-488b-a0de-cdcd6f4931e8/sv-benchmarks/c/list-properties/list-2.i[23408,23421] [2021-10-29 04:08:19,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:08:19,524 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:08:19,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19 WrapperNode [2021-10-29 04:08:19,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:08:19,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:08:19,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:08:19,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:08:19,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:08:19,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:08:19,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:08:19,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:08:19,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:08:19,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:08:19,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:08:19,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:08:19,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:08:19" (1/1) ... [2021-10-29 04:08:19,631 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:08:19,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:08:19,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:08:19,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:08:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:08:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:08:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:08:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 04:08:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:08:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 04:08:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:08:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:08:19,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:08:20,182 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:08:20,182 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-10-29 04:08:20,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:08:20 BoogieIcfgContainer [2021-10-29 04:08:20,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:08:20,187 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:08:20,187 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:08:20,199 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:08:20,200 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:08:20" (1/1) ... [2021-10-29 04:08:20,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:08:20,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 67 transitions. [2021-10-29 04:08:20,267 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2021-10-29 04:08:20,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:08:20,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:20,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:20,435 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 04:08:20,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:20,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2021-10-29 04:08:20,457 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2021-10-29 04:08:20,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:08:20,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:20,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:20,600 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 04:08:20,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:20,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 59 states and 70 transitions. [2021-10-29 04:08:20,686 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2021-10-29 04:08:20,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:08:20,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:20,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:20,805 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 04:08:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:21,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 62 states and 75 transitions. [2021-10-29 04:08:21,038 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 75 transitions. [2021-10-29 04:08:21,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:08:21,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:21,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:21,077 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 04:08:21,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2021-10-29 04:08:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2021-10-29 04:08:21,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:08:21,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:21,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:21,150 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 04:08:21,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:21,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 85 transitions. [2021-10-29 04:08:21,189 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions. [2021-10-29 04:08:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:08:21,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:21,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:21,244 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 04:08:21,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:21,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2021-10-29 04:08:21,257 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2021-10-29 04:08:21,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:08:21,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:21,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:21,307 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 04:08:21,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:21,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 70 states and 87 transitions. [2021-10-29 04:08:21,330 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2021-10-29 04:08:21,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:08:21,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:21,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:21,426 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 04:08:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:21,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2021-10-29 04:08:21,445 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2021-10-29 04:08:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:08:21,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:21,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:21,510 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 04:08:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:21,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-10-29 04:08:21,536 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-10-29 04:08:21,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:08:21,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:21,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:21,613 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 04:08:21,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:21,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 77 states and 101 transitions. [2021-10-29 04:08:21,796 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2021-10-29 04:08:21,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:08:21,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:21,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:21,853 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 04:08:22,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:22,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 83 states and 114 transitions. [2021-10-29 04:08:22,035 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 114 transitions. [2021-10-29 04:08:22,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:08:22,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:22,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:22,080 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 04:08:22,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:22,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 82 states and 113 transitions. [2021-10-29 04:08:22,113 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 113 transitions. [2021-10-29 04:08:22,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:08:22,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:22,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:22,248 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 04:08:22,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:22,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 83 states and 119 transitions. [2021-10-29 04:08:22,507 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 119 transitions. [2021-10-29 04:08:22,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:08:22,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:22,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:22,586 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 04:08:22,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:22,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 85 states and 123 transitions. [2021-10-29 04:08:22,609 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-10-29 04:08:22,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:08:22,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:22,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:22,642 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 04:08:22,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:22,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 85 states and 122 transitions. [2021-10-29 04:08:22,704 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2021-10-29 04:08:22,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:08:22,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:22,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:22,762 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 04:08:22,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:22,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 123 transitions. [2021-10-29 04:08:22,776 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 123 transitions. [2021-10-29 04:08:22,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:08:22,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:22,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:22,876 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 04:08:23,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:23,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 88 states and 128 transitions. [2021-10-29 04:08:23,050 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 128 transitions. [2021-10-29 04:08:23,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:08:23,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:23,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:23,068 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 04:08:23,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:23,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 87 states and 127 transitions. [2021-10-29 04:08:23,083 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2021-10-29 04:08:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:08:23,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:23,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:23,223 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 04:08:23,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:23,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2021-10-29 04:08:23,695 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2021-10-29 04:08:23,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:08:23,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:23,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:23,726 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 04:08:23,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:23,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 88 states and 132 transitions. [2021-10-29 04:08:23,756 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 132 transitions. [2021-10-29 04:08:23,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:08:23,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:23,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:23,784 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 04:08:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2021-10-29 04:08:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2021-10-29 04:08:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:08:23,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:23,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:23,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:08:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:24,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 139 transitions. [2021-10-29 04:08:24,457 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2021-10-29 04:08:24,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:08:24,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:24,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:24,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:08:25,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:25,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 115 transitions. [2021-10-29 04:08:25,224 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2021-10-29 04:08:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:08:25,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:25,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:25,241 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 04:08:25,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 75 states and 114 transitions. [2021-10-29 04:08:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2021-10-29 04:08:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:08:25,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:25,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:25,283 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 04:08:25,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:25,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 77 states and 117 transitions. [2021-10-29 04:08:25,298 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2021-10-29 04:08:25,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:08:25,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:25,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:25,317 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 04:08:25,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:25,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 76 states and 116 transitions. [2021-10-29 04:08:25,332 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2021-10-29 04:08:25,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:08:25,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:25,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:25,421 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 04:08:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:26,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 78 states and 120 transitions. [2021-10-29 04:08:26,129 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2021-10-29 04:08:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:08:26,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:26,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:08:26,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:26,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 79 states and 121 transitions. [2021-10-29 04:08:26,196 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2021-10-29 04:08:26,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:08:26,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:26,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:26,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:08:26,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:26,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 60 states and 89 transitions. [2021-10-29 04:08:26,282 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2021-10-29 04:08:26,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:08:26,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:26,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:26,370 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 04:08:26,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2021-10-29 04:08:26,644 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2021-10-29 04:08:26,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:08:26,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:26,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:26,730 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 04:08:27,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:27,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2021-10-29 04:08:27,554 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2021-10-29 04:08:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:08:27,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:27,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:27,882 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 04:08:29,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2021-10-29 04:08:29,040 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2021-10-29 04:08:29,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:08:29,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:29,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:29,113 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 04:08:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 77 states and 117 transitions. [2021-10-29 04:08:29,486 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2021-10-29 04:08:29,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:08:29,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:29,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:29,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:29,553 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 04:08:30,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:30,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 83 states and 127 transitions. [2021-10-29 04:08:30,344 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions. [2021-10-29 04:08:30,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:08:30,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:30,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:30,373 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 04:08:30,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:30,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2021-10-29 04:08:30,534 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2021-10-29 04:08:30,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:08:30,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:30,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:08:30,543 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:08:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:08:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:08:30,618 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:08:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:08:30,668 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 36 iterations. [2021-10-29 04:08:30,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:08:30 ImpRootNode [2021-10-29 04:08:30,773 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:08:30,773 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:08:30,773 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:08:30,774 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:08:30,774 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:08:20" (3/4) ... [2021-10-29 04:08:30,777 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 04:08:30,878 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:08:30,878 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:08:30,880 INFO L168 Benchmark]: Toolchain (without parser) took 11877.35 ms. Allocated memory was 113.2 MB in the beginning and 174.1 MB in the end (delta: 60.8 MB). Free memory was 74.3 MB in the beginning and 145.7 MB in the end (delta: -71.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:08:30,881 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 113.2 MB. Free memory is still 92.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:08:30,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.42 ms. Allocated memory is still 113.2 MB. Free memory was 74.1 MB in the beginning and 87.8 MB in the end (delta: -13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:30,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.96 ms. Allocated memory is still 113.2 MB. Free memory was 87.8 MB in the beginning and 85.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:30,885 INFO L168 Benchmark]: Boogie Preprocessor took 37.26 ms. Allocated memory is still 113.2 MB. Free memory was 85.7 MB in the beginning and 84.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:30,886 INFO L168 Benchmark]: RCFGBuilder took 567.23 ms. Allocated memory is still 113.2 MB. Free memory was 84.2 MB in the beginning and 66.5 MB in the end (delta: 17.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:30,888 INFO L168 Benchmark]: CodeCheck took 10586.11 ms. Allocated memory was 113.2 MB in the beginning and 174.1 MB in the end (delta: 60.8 MB). Free memory was 66.5 MB in the beginning and 147.8 MB in the end (delta: -81.2 MB). Peak memory consumption was 80.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:30,889 INFO L168 Benchmark]: Witness Printer took 105.23 ms. Allocated memory is still 174.1 MB. Free memory was 147.8 MB in the beginning and 145.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:08:30,899 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, 56 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, 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: 1368412224 SDtfs, 1705423716 SDslu, -1186181468 SDs, 0 SdLazy, -399472910 SolverSat, -1779780990 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3059 GetRequests, 2842 SyntacticMatches, 69 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8644 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 362 NumberOfCodeBlocks, 362 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 312 ConstructedInterpolants, 0 QuantifiedInterpolants, 1687 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 35 InterpolantComputations, 30 PerfectInterpolantSequences, 10/20 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 - CounterExampleResult [Line: 531]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L532] List a = (List) malloc(sizeof(struct node)); [L533] COND FALSE !(a == 0) [L534] List t; [L535] List p = a; [L536] COND FALSE !(__VERIFIER_nondet_int()) [L543] COND FALSE !(__VERIFIER_nondet_int()) [L550] p->h = 3 [L551] p = a [L552] EXPR p->h [L552] COND FALSE !(p->h == 2) [L554] EXPR p->h [L554] COND FALSE !(p->h == 1) [L556] EXPR p->h [L556] COND FALSE !(p->h != 3) [L558] return 0; * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 113.2 MB. Free memory is still 92.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 522.42 ms. Allocated memory is still 113.2 MB. Free memory was 74.1 MB in the beginning and 87.8 MB in the end (delta: -13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.96 ms. Allocated memory is still 113.2 MB. Free memory was 87.8 MB in the beginning and 85.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.26 ms. Allocated memory is still 113.2 MB. Free memory was 85.7 MB in the beginning and 84.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 567.23 ms. Allocated memory is still 113.2 MB. Free memory was 84.2 MB in the beginning and 66.5 MB in the end (delta: 17.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 10586.11 ms. Allocated memory was 113.2 MB in the beginning and 174.1 MB in the end (delta: 60.8 MB). Free memory was 66.5 MB in the beginning and 147.8 MB in the end (delta: -81.2 MB). Peak memory consumption was 80.7 MB. Max. memory is 16.1 GB. * Witness Printer took 105.23 ms. Allocated memory is still 174.1 MB. Free memory was 147.8 MB in the beginning and 145.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 04:08:30,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381a8323-bc34-488b-a0de-cdcd6f4931e8/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...