./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/4BitCounterPointer.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/4BitCounterPointer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL --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 64bit --witnessprinter.graph.data.programhash 7e6a17b7d4143542ba439290f9741c160a8cb32cc90a0cc2a238a67702990ba0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:57:31,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:57:31,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:57:31,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:57:31,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:57:31,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:57:31,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:57:31,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:57:31,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:57:31,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:57:31,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:57:31,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:57:31,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:57:31,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:57:31,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:57:31,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:57:31,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:57:31,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:57:31,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:57:31,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:57:31,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:57:31,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:57:31,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:57:31,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:57:31,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:57:31,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:57:31,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:57:31,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:57:31,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:57:31,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:57:31,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:57:31,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:57:31,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:57:31,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:57:31,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:57:31,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:57:31,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:57:31,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:57:31,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:57:31,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:57:31,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:57:31,222 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-25 07:57:31,264 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:57:31,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:57:31,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:57:31,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:57:31,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:57:31,267 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:57:31,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:57:31,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:57:31,268 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 07:57:31,268 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 07:57:31,269 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 07:57:31,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:57:31,276 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:57:31,276 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:57:31,277 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:57:31,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:57:31,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:57:31,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:57:31,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:57:31,278 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:57:31,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:57:31,278 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_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e6a17b7d4143542ba439290f9741c160a8cb32cc90a0cc2a238a67702990ba0 [2021-11-25 07:57:31,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:57:31,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:57:31,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:57:31,629 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:57:31,630 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:57:31,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/termination-crafted/4BitCounterPointer.c [2021-11-25 07:57:31,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/data/c58ce47ac/2bb22900116247d1b4be09e87fc629c0/FLAG810a387d8 [2021-11-25 07:57:32,244 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:57:32,245 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/sv-benchmarks/c/termination-crafted/4BitCounterPointer.c [2021-11-25 07:57:32,256 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/data/c58ce47ac/2bb22900116247d1b4be09e87fc629c0/FLAG810a387d8 [2021-11-25 07:57:32,613 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/data/c58ce47ac/2bb22900116247d1b4be09e87fc629c0 [2021-11-25 07:57:32,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:57:32,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:57:32,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:57:32,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:57:32,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:57:32,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40fdb600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32, skipping insertion in model container [2021-11-25 07:57:32,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:57:32,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:57:32,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:57:32,837 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:57:32,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:57:32,863 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:57:32,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32 WrapperNode [2021-11-25 07:57:32,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:57:32,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:57:32,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:57:32,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:57:32,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,903 INFO L137 Inliner]: procedures = 7, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2021-11-25 07:57:32,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:57:32,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:57:32,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:57:32,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:57:32,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:57:32,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:57:32,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:57:32,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:57:32,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:57:32" (1/1) ... [2021-11-25 07:57:32,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:57:32,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:57:32,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:57:32,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:57:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:57:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:57:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:57:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:57:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:57:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:57:33,091 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:57:33,093 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:57:33,339 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:57:33,352 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:57:33,366 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 07:57:33,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:57:33 BoogieIcfgContainer [2021-11-25 07:57:33,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:57:33,370 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:57:33,370 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:57:33,380 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:57:33,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:57:33" (1/1) ... [2021-11-25 07:57:33,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:57:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:33,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 54 states and 58 transitions. [2021-11-25 07:57:33,487 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2021-11-25 07:57:33,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-25 07:57:33,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:33,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:33,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:33,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 53 states and 57 transitions. [2021-11-25 07:57:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2021-11-25 07:57:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-25 07:57:33,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:33,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:33,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:34,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:34,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2021-11-25 07:57:34,080 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2021-11-25 07:57:34,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:57:34,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:34,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:34,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:34,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:34,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 51 states and 55 transitions. [2021-11-25 07:57:34,298 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2021-11-25 07:57:34,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:57:34,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:34,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:34,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:34,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 50 states and 54 transitions. [2021-11-25 07:57:34,582 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2021-11-25 07:57:34,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:57:34,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:34,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:34,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2021-11-25 07:57:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2021-11-25 07:57:34,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:57:34,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:34,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:35,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:35,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:35,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 48 states and 52 transitions. [2021-11-25 07:57:35,571 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2021-11-25 07:57:35,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:57:35,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:35,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:35,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:36,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:36,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 47 states and 51 transitions. [2021-11-25 07:57:36,202 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2021-11-25 07:57:36,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:57:36,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:36,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:37,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:37,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2021-11-25 07:57:37,024 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2021-11-25 07:57:37,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:57:37,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:37,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:37,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2021-11-25 07:57:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2021-11-25 07:57:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:57:37,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:37,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:37,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:37,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:37,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2021-11-25 07:57:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2021-11-25 07:57:37,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:57:37,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:37,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:37,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:38,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:38,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2021-11-25 07:57:38,002 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2021-11-25 07:57:38,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:57:38,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:38,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:38,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:39,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:39,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2021-11-25 07:57:39,012 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2021-11-25 07:57:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:57:39,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:39,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:39,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:39,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:39,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2021-11-25 07:57:39,627 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2021-11-25 07:57:39,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:57:39,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:39,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:39,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:39,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2021-11-25 07:57:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-11-25 07:57:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:57:39,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:39,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:39,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:39,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:39,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2021-11-25 07:57:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2021-11-25 07:57:39,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:57:39,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:39,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:39,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:39,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:39,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2021-11-25 07:57:39,790 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2021-11-25 07:57:39,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:57:39,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:39,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:39,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:39,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:39,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2021-11-25 07:57:39,863 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2021-11-25 07:57:39,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:57:39,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:39,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:39,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:57:40,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:40,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 61 states and 88 transitions. [2021-11-25 07:57:40,353 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2021-11-25 07:57:40,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:57:40,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:40,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:40,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:57:40,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:40,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2021-11-25 07:57:40,735 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2021-11-25 07:57:40,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:57:40,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:40,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:40,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:42,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 67 states and 98 transitions. [2021-11-25 07:57:42,179 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2021-11-25 07:57:42,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:57:42,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:42,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:42,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:43,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:43,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 110 transitions. [2021-11-25 07:57:43,774 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2021-11-25 07:57:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:57:43,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:43,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:43,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:43,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:43,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2021-11-25 07:57:43,814 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2021-11-25 07:57:43,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:57:43,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:43,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:43,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:43,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:43,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2021-11-25 07:57:43,898 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2021-11-25 07:57:43,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:57:43,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:43,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:43,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2021-11-25 07:57:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2021-11-25 07:57:43,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:57:43,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:43,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:44,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 116 transitions. [2021-11-25 07:57:44,017 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 116 transitions. [2021-11-25 07:57:44,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:57:44,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:44,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:44,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 79 states and 125 transitions. [2021-11-25 07:57:46,480 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 125 transitions. [2021-11-25 07:57:46,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:57:46,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:46,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:46,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:47,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:47,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 88 states and 142 transitions. [2021-11-25 07:57:47,816 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 142 transitions. [2021-11-25 07:57:47,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:57:47,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:47,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:49,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:49,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 160 transitions. [2021-11-25 07:57:49,388 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 160 transitions. [2021-11-25 07:57:49,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:57:49,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:49,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:49,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:57:49,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:49,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 101 states and 168 transitions. [2021-11-25 07:57:49,958 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 168 transitions. [2021-11-25 07:57:49,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:57:49,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:49,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:57:51,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:51,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2021-11-25 07:57:51,004 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2021-11-25 07:57:51,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:57:51,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:51,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:51,043 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:57:51,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:51,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 106 states and 175 transitions. [2021-11-25 07:57:51,364 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 175 transitions. [2021-11-25 07:57:51,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:57:51,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:51,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:57:51,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:51,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 107 states and 175 transitions. [2021-11-25 07:57:51,620 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 175 transitions. [2021-11-25 07:57:51,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:57:51,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:51,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:51,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:51,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 106 states and 174 transitions. [2021-11-25 07:57:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 174 transitions. [2021-11-25 07:57:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:57:51,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:51,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:51,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:51,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:51,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 108 states and 177 transitions. [2021-11-25 07:57:51,730 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 177 transitions. [2021-11-25 07:57:51,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:57:51,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:51,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:51,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:51,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:51,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 107 states and 176 transitions. [2021-11-25 07:57:51,782 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2021-11-25 07:57:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:57:51,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:51,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:51,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:51,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:51,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 108 states and 184 transitions. [2021-11-25 07:57:51,869 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 184 transitions. [2021-11-25 07:57:51,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:57:51,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:51,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:51,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:52,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:52,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 111 states and 190 transitions. [2021-11-25 07:57:52,495 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 190 transitions. [2021-11-25 07:57:52,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:57:52,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:52,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:52,524 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:52,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:52,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 112 states and 192 transitions. [2021-11-25 07:57:52,869 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 192 transitions. [2021-11-25 07:57:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:57:52,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:52,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:52,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:52,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 117 states and 200 transitions. [2021-11-25 07:57:52,923 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 200 transitions. [2021-11-25 07:57:52,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:57:52,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:52,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:52,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:53,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:53,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 122 states and 207 transitions. [2021-11-25 07:57:53,327 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 207 transitions. [2021-11-25 07:57:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:57:53,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:53,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:53,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:57:53,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:53,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 123 states and 207 transitions. [2021-11-25 07:57:53,376 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 207 transitions. [2021-11-25 07:57:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:57:53,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:53,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:53,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:57:53,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:53,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 124 states and 207 transitions. [2021-11-25 07:57:53,436 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 207 transitions. [2021-11-25 07:57:53,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:57:53,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:53,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:54,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:57:57,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:57,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 132 states and 221 transitions. [2021-11-25 07:57:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 221 transitions. [2021-11-25 07:57:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:57:57,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:57,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:57:58,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 133 states and 221 transitions. [2021-11-25 07:57:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 221 transitions. [2021-11-25 07:57:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:57:58,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:58,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:58,089 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:57:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 134 states and 221 transitions. [2021-11-25 07:57:58,118 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 221 transitions. [2021-11-25 07:57:58,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:57:58,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:58,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:58,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 138 states and 227 transitions. [2021-11-25 07:57:58,803 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 227 transitions. [2021-11-25 07:57:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:57:58,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:58,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:58,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:59,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:59,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 142 states and 232 transitions. [2021-11-25 07:57:59,477 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 232 transitions. [2021-11-25 07:57:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:57:59,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:59,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:59,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 144 states and 234 transitions. [2021-11-25 07:57:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 234 transitions. [2021-11-25 07:57:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:57:59,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:59,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:59,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:57:59,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:59,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 146 states and 236 transitions. [2021-11-25 07:57:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 236 transitions. [2021-11-25 07:57:59,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:57:59,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:59,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:00,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:04,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:04,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 157 states and 254 transitions. [2021-11-25 07:58:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 254 transitions. [2021-11-25 07:58:04,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:58:04,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:04,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:05,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:11,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 167 states and 272 transitions. [2021-11-25 07:58:11,285 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 272 transitions. [2021-11-25 07:58:11,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:58:11,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:11,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:12,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:15,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 172 states and 276 transitions. [2021-11-25 07:58:15,621 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 276 transitions. [2021-11-25 07:58:15,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:58:15,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:15,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:15,663 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:58:17,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:17,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 175 states and 279 transitions. [2021-11-25 07:58:17,383 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 279 transitions. [2021-11-25 07:58:17,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:58:17,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:17,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:17,414 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:58:19,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:19,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 175 states and 278 transitions. [2021-11-25 07:58:19,401 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 278 transitions. [2021-11-25 07:58:19,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:58:19,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:19,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:19,425 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:58:20,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:20,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 176 states and 279 transitions. [2021-11-25 07:58:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 279 transitions. [2021-11-25 07:58:20,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:58:20,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:20,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:20,103 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:58:20,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:20,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 177 states and 280 transitions. [2021-11-25 07:58:20,430 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 280 transitions. [2021-11-25 07:58:20,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:58:20,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:20,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:21,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:22,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:22,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 180 states and 285 transitions. [2021-11-25 07:58:22,602 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 285 transitions. [2021-11-25 07:58:22,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:58:22,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:22,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:23,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:35,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 192 states and 307 transitions. [2021-11-25 07:58:35,632 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 307 transitions. [2021-11-25 07:58:35,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:58:35,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:35,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:37,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 196 states and 311 transitions. [2021-11-25 07:58:37,848 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 311 transitions. [2021-11-25 07:58:37,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:58:37,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:37,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:37,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:43,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:43,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 203 states and 325 transitions. [2021-11-25 07:58:43,972 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 325 transitions. [2021-11-25 07:58:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:58:43,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:43,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:44,044 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:58:45,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:45,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 205 states and 326 transitions. [2021-11-25 07:58:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 326 transitions. [2021-11-25 07:58:45,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:58:45,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:45,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:45,483 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:58:47,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:47,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 207 states and 327 transitions. [2021-11-25 07:58:47,224 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 327 transitions. [2021-11-25 07:58:47,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:58:47,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:47,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:58:53,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:58:53,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 210 states and 329 transitions. [2021-11-25 07:58:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 329 transitions. [2021-11-25 07:58:53,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:58:53,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:58:53,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:58:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:54,935 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:59:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 218 states and 345 transitions. [2021-11-25 07:59:03,708 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 345 transitions. [2021-11-25 07:59:03,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:59:03,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:03,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:03,754 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:59:10,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:10,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 225 states and 355 transitions. [2021-11-25 07:59:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 355 transitions. [2021-11-25 07:59:10,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:59:10,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:10,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:11,079 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:59:14,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:14,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 229 states and 359 transitions. [2021-11-25 07:59:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 359 transitions. [2021-11-25 07:59:14,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:59:14,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:14,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:14,369 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:59:18,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:18,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 233 states and 364 transitions. [2021-11-25 07:59:18,218 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 364 transitions. [2021-11-25 07:59:18,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:59:18,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:18,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:59:20,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:20,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 235 states and 365 transitions. [2021-11-25 07:59:20,016 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 365 transitions. [2021-11-25 07:59:20,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:59:20,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:20,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:20,092 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:59:22,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:22,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 237 states and 366 transitions. [2021-11-25 07:59:22,139 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 366 transitions. [2021-11-25 07:59:22,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:59:22,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:22,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:23,621 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:59:33,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:33,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 242 states and 372 transitions. [2021-11-25 07:59:33,761 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 372 transitions. [2021-11-25 07:59:33,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:59:33,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:33,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:35,328 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:59:38,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:38,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 244 states and 374 transitions. [2021-11-25 07:59:38,861 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 374 transitions. [2021-11-25 07:59:38,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:59:38,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:38,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:59:42,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:42,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 246 states and 376 transitions. [2021-11-25 07:59:42,810 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 376 transitions. [2021-11-25 07:59:42,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:59:42,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:42,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:59:58,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:58,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 250 states and 380 transitions. [2021-11-25 07:59:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 380 transitions. [2021-11-25 07:59:58,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:59:58,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:58,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:02,264 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:00:08,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:08,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 253 states and 380 transitions. [2021-11-25 08:00:08,189 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 380 transitions. [2021-11-25 08:00:08,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 08:00:08,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:08,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:09,184 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 08:00:11,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:11,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 256 states and 381 transitions. [2021-11-25 08:00:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 381 transitions. [2021-11-25 08:00:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 08:00:11,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:11,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:13,716 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 08:00:18,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:18,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 259 states and 386 transitions. [2021-11-25 08:00:18,260 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 386 transitions. [2021-11-25 08:00:18,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 08:00:18,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:18,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:21,644 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:00:39,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:39,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 271 states and 400 transitions. [2021-11-25 08:00:39,117 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 400 transitions. [2021-11-25 08:00:39,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 08:00:39,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:39,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:42,756 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 08:00:49,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:49,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 275 states and 404 transitions. [2021-11-25 08:00:49,959 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 404 transitions. [2021-11-25 08:00:49,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 08:00:49,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:49,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:50,010 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 16 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 08:00:55,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:55,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 280 states and 409 transitions. [2021-11-25 08:00:55,346 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 409 transitions. [2021-11-25 08:00:55,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 08:00:55,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:55,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:55,399 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 38 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 08:01:01,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 285 states and 415 transitions. [2021-11-25 08:01:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 415 transitions. [2021-11-25 08:01:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 08:01:01,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:01,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:03,061 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 65 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 08:01:25,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 288 states and 415 transitions. [2021-11-25 08:01:25,973 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 415 transitions. [2021-11-25 08:01:25,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 08:01:25,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:25,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 59 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 08:01:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 307 states and 436 transitions. [2021-11-25 08:01:54,348 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 436 transitions. [2021-11-25 08:01:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 08:01:54,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:54,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:54,397 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 24 proven. 26 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-25 08:01:57,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:01:57,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 307 states and 435 transitions. [2021-11-25 08:01:57,328 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 435 transitions. [2021-11-25 08:01:57,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 08:01:57,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:01:57,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:01:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:01:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 42 proven. 24 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 08:02:12,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:12,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 314 states and 442 transitions. [2021-11-25 08:02:12,487 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 442 transitions. [2021-11-25 08:02:12,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 08:02:12,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:12,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 94 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 08:02:30,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 322 states and 452 transitions. [2021-11-25 08:02:30,759 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 452 transitions. [2021-11-25 08:02:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 08:02:30,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:30,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:31,934 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 94 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 08:02:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:36,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 324 states and 453 transitions. [2021-11-25 08:02:36,920 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 453 transitions. [2021-11-25 08:02:36,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 08:02:36,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:36,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:49,681 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 88 proven. 52 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 08:05:03,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 375 states and 526 transitions. [2021-11-25 08:05:03,041 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 526 transitions. [2021-11-25 08:05:03,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 08:05:03,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:03,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:21,436 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 90 proven. 50 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 08:05:42,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:42,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 377 states and 527 transitions. [2021-11-25 08:05:42,659 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 527 transitions. [2021-11-25 08:05:42,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 08:05:42,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:42,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:49,585 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 211 proven. 54 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 08:06:34,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:34,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 69 states and 68 transitions. [2021-11-25 08:06:34,783 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 68 transitions. [2021-11-25 08:06:34,783 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 08:06:34,783 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 90 iterations. [2021-11-25 08:06:34,792 INFO L754 CodeCheckObserver]: All specifications hold 31 specifications checked. All of them hold [2021-11-25 08:06:40,394 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-25 08:06:40,416 INFO L560 CodeCheckObserver]: Invariant with dag size 98 [2021-11-25 08:06:40,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 08:06:40 ImpRootNode [2021-11-25 08:06:40,463 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 08:06:40,463 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 08:06:40,463 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 08:06:40,464 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 08:06:40,464 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:57:33" (3/4) ... [2021-11-25 08:06:40,467 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 08:06:40,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-25 08:06:40,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-25 08:06:40,479 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 08:06:40,479 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 08:06:40,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((!(unknown-#memory_int-unknown[x1][x1] == 0) && 4 + x0 <= unknown-#length-unknown[x0]) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && unknown-#memory_int-unknown[x2][x2] == 0) && !(x1 == x0)) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(x3 == x2)) && x2 == 0) && !(unknown-#memory_int-unknown[x0][x0] == 0)) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) || (((((((((((((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(x3 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && unknown-#memory_int-unknown[x0][x0] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && !(unknown-#memory_int-unknown[x2][x2] == 0)) && !(x2 == x0)) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && x2 == 0) && unknown-#memory_int-unknown[x1][x1] == 0) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int))))) || ((((((((((((((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(x3 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && unknown-#memory_int-unknown[x0][x0] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && unknown-#memory_int-unknown[x2][x2] == 0) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(x3 == x2)) && x2 == 0) && unknown-#memory_int-unknown[x1][x1] == 0) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(x2 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int))))) || ((((((((((((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(x2 == x1 || unknown-#memory_int-unknown[x1][x1] == 0)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && !(unknown-#memory_int-unknown[x2][x2] == 0)) && !(x2 == x0)) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && x2 == 0) && !(x1 == x0 || unknown-#memory_int-unknown[x0][x0] == 0)) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int))))) || (((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && \valid[x3] == 1) && !(unknown-#memory_int-unknown[x3][x3] == 0)) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int))))) || (((((((((((((((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(x3 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && !(x1 == x0)) && !(x2 == x0)) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(x3 == x2)) && x2 == 0) && unknown-#memory_int-unknown[x0][x0] == 0) && !(x3 == x0)) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(x2 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) [2021-11-25 08:06:40,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2021-11-25 08:06:40,521 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/witness.graphml [2021-11-25 08:06:40,521 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 08:06:40,522 INFO L158 Benchmark]: Toolchain (without parser) took 547904.79ms. Allocated memory was 127.9MB in the beginning and 4.0GB in the end (delta: 3.8GB). Free memory was 94.3MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 369.7MB. Max. memory is 16.1GB. [2021-11-25 08:06:40,523 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory was 59.2MB in the beginning and 59.1MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:06:40,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.40ms. Allocated memory is still 127.9MB. Free memory was 93.9MB in the beginning and 105.1MB in the end (delta: -11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 08:06:40,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.04ms. Allocated memory is still 127.9MB. Free memory was 105.1MB in the beginning and 103.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 08:06:40,524 INFO L158 Benchmark]: Boogie Preprocessor took 21.74ms. Allocated memory is still 127.9MB. Free memory was 103.5MB in the beginning and 102.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:06:40,525 INFO L158 Benchmark]: RCFGBuilder took 442.11ms. Allocated memory is still 127.9MB. Free memory was 102.5MB in the beginning and 88.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-25 08:06:40,525 INFO L158 Benchmark]: CodeCheck took 547092.71ms. Allocated memory was 127.9MB in the beginning and 4.0GB in the end (delta: 3.8GB). Free memory was 88.8MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 974.7MB. Max. memory is 16.1GB. [2021-11-25 08:06:40,526 INFO L158 Benchmark]: Witness Printer took 58.24ms. Allocated memory is still 4.0GB. Free memory was 3.6GB in the beginning and 3.6GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 08:06:40,528 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, 54 locations, 31 error locations. Started 1 CEGAR loops. OverallTime: 541.4s, OverallIterations: 90, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29782 SdHoareTripleChecker+Valid, 130.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 28251 mSDsluCounter, 19294 SdHoareTripleChecker+Invalid, 113.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17468 mSDsCounter, 17794 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 79332 IncrementalHoareTripleChecker+Invalid, 97126 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17794 mSolverCounterUnsat, 1826 mSDtfsCounter, 79332 mSolverCounterSat, 1.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18471 GetRequests, 16009 SyntacticMatches, 846 SemanticMatches, 1616 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1485159 ImplicationChecksByTransitivity, 525.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 78.8s InterpolantComputationTime, 2105 NumberOfCodeBlocks, 2105 NumberOfCodeBlocksAsserted, 89 NumberOfCheckSat, 2016 ConstructedInterpolants, 0 QuantifiedInterpolants, 31578 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 89 InterpolantComputations, 53 PerfectInterpolantSequences, 1460/1868 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 - PositiveResult [Line: 11]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 11]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 12]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 12]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 13]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 13]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 14]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 14]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 16]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 16]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 17]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 17]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 19]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 19]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 20]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 20]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 21]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 21]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 23]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 23]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 24]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 24]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 25]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 25]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 27]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 27]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 6]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 31 specifications checked. All of them hold - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((!(unknown-#memory_int-unknown[x1][x1] == 0) && 4 + x0 <= unknown-#length-unknown[x0]) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && unknown-#memory_int-unknown[x2][x2] == 0) && !(x1 == x0)) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(x3 == x2)) && x2 == 0) && !(unknown-#memory_int-unknown[x0][x0] == 0)) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) || (((((((((((((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(x3 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && unknown-#memory_int-unknown[x0][x0] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && !(unknown-#memory_int-unknown[x2][x2] == 0)) && !(x2 == x0)) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && x2 == 0) && unknown-#memory_int-unknown[x1][x1] == 0) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int))))) || ((((((((((((((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(x3 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && unknown-#memory_int-unknown[x0][x0] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && unknown-#memory_int-unknown[x2][x2] == 0) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(x3 == x2)) && x2 == 0) && unknown-#memory_int-unknown[x1][x1] == 0) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(x2 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int))))) || ((((((((((((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(x2 == x1 || unknown-#memory_int-unknown[x1][x1] == 0)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && !(unknown-#memory_int-unknown[x2][x2] == 0)) && !(x2 == x0)) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && x2 == 0) && !(x1 == x0 || unknown-#memory_int-unknown[x0][x0] == 0)) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int))))) || (((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && \valid[x3] == 1) && !(unknown-#memory_int-unknown[x3][x3] == 0)) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int))))) || (((((((((((((((((((((((((4 + x0 <= unknown-#length-unknown[x0] && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 0 == x3) && !(x3 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && 4 + x3 <= unknown-#length-unknown[x3]) && 4 <= unknown-#length-unknown[x1]) && \valid[x2] == 1) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && \valid[x0] == 1) && x1 == 0) && \valid[x3] == 1) && !(x1 == x0)) && !(x2 == x0)) && \valid[x1] == 1) && 4 <= unknown-#length-unknown[x2]) && x0 == 0) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(x3 == x2)) && x2 == 0) && unknown-#memory_int-unknown[x0][x0] == 0) && !(x3 == x0)) && \valid[__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0][__builtin_alloca(sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && !(x2 == x1)) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) && !(__builtin_alloca(sizeof(int)) == __builtin_alloca(sizeof(int)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory was 59.2MB in the beginning and 59.1MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.40ms. Allocated memory is still 127.9MB. Free memory was 93.9MB in the beginning and 105.1MB in the end (delta: -11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.04ms. Allocated memory is still 127.9MB. Free memory was 105.1MB in the beginning and 103.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.74ms. Allocated memory is still 127.9MB. Free memory was 103.5MB in the beginning and 102.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 442.11ms. Allocated memory is still 127.9MB. Free memory was 102.5MB in the beginning and 88.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 547092.71ms. Allocated memory was 127.9MB in the beginning and 4.0GB in the end (delta: 3.8GB). Free memory was 88.8MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 974.7MB. Max. memory is 16.1GB. * Witness Printer took 58.24ms. Allocated memory is still 4.0GB. Free memory was 3.6GB in the beginning and 3.6GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-25 08:06:40,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbcc14ea-4361-44bb-9e6b-9c5b8a1a2fe7/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE