./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/c.03-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/c.03-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4 --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 ffd6e9554cad43049f3baa89c0ba2bf94011d3e069a47b1754df8be10679286a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:12:41,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:12:41,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:12:41,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:12:41,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:12:41,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:12:41,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:12:41,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:12:41,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:12:41,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:12:41,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:12:41,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:12:41,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:12:41,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:12:41,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:12:41,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:12:41,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:12:41,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:12:41,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:12:41,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:12:41,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:12:41,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:12:41,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:12:41,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:12:41,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:12:41,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:12:41,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:12:41,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:12:41,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:12:41,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:12:41,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:12:41,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:12:41,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:12:41,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:12:41,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:12:41,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:12:41,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:12:41,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:12:41,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:12:41,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:12:41,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:12:41,245 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-15 03:12:41,271 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:12:41,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:12:41,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:12:41,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:12:41,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:12:41,273 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:12:41,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:12:41,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:12:41,274 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 03:12:41,274 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 03:12:41,274 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 03:12:41,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:12:41,275 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:12:41,275 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:12:41,275 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:12:41,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:12:41,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:12:41,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:12:41,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:12:41,276 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:12:41,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:12:41,277 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_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffd6e9554cad43049f3baa89c0ba2bf94011d3e069a47b1754df8be10679286a [2022-12-15 03:12:41,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:12:41,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:12:41,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:12:41,487 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:12:41,487 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:12:41,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/c.03-alloca-1.i [2022-12-15 03:12:44,134 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:12:44,318 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:12:44,318 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/sv-benchmarks/c/termination-memory-alloca/c.03-alloca-1.i [2022-12-15 03:12:44,329 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/data/1ef466f4e/e6ddbaaca6f14bb29c063f805eb8a646/FLAG216499274 [2022-12-15 03:12:44,340 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/data/1ef466f4e/e6ddbaaca6f14bb29c063f805eb8a646 [2022-12-15 03:12:44,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:12:44,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:12:44,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:12:44,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:12:44,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:12:44,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fa77a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44, skipping insertion in model container [2022-12-15 03:12:44,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:12:44,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:12:44,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:12:44,545 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:12:44,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:12:44,585 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:12:44,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44 WrapperNode [2022-12-15 03:12:44,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:12:44,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:12:44,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:12:44,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:12:44,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,613 INFO L138 Inliner]: procedures = 111, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-12-15 03:12:44,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:12:44,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:12:44,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:12:44,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:12:44,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,629 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:12:44,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:12:44,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:12:44,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:12:44,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:12:44" (1/1) ... [2022-12-15 03:12:44,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:12:44,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:12:44,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:12:44,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:12:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:12:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:12:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:12:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:12:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:12:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:12:44,780 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:12:44,782 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:12:44,999 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:12:45,042 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:12:45,042 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:12:45,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:12:45 BoogieIcfgContainer [2022-12-15 03:12:45,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:12:45,045 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:12:45,045 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:12:45,060 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:12:45,060 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:12:45" (1/1) ... [2022-12-15 03:12:45,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:12:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:45,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2022-12-15 03:12:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2022-12-15 03:12:45,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-15 03:12:45,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:45,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:45,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:45,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:45,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2022-12-15 03:12:45,532 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2022-12-15 03:12:45,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-15 03:12:45,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:45,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:45,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:45,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2022-12-15 03:12:45,749 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2022-12-15 03:12:45,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 03:12:45,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:45,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:45,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:45,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:45,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2022-12-15 03:12:45,912 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2022-12-15 03:12:45,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 03:12:45,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:45,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:46,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:46,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:46,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2022-12-15 03:12:46,201 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2022-12-15 03:12:46,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:12:46,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:46,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:46,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:46,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2022-12-15 03:12:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2022-12-15 03:12:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:12:46,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:46,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:46,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:46,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2022-12-15 03:12:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2022-12-15 03:12:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:12:46,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:46,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:46,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:47,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:47,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2022-12-15 03:12:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2022-12-15 03:12:47,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:12:47,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:47,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:47,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2022-12-15 03:12:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2022-12-15 03:12:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:12:48,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:48,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:48,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:48,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:48,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2022-12-15 03:12:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2022-12-15 03:12:48,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:12:48,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:48,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:48,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:48,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:48,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2022-12-15 03:12:48,966 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2022-12-15 03:12:48,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:12:48,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:48,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:49,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2022-12-15 03:12:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-12-15 03:12:49,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:12:49,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:49,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:49,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:50,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 47 states and 58 transitions. [2022-12-15 03:12:50,228 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2022-12-15 03:12:50,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:12:50,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:50,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:50,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:50,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2022-12-15 03:12:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-12-15 03:12:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:12:50,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:50,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:51,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2022-12-15 03:12:51,377 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2022-12-15 03:12:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:12:51,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:51,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:51,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:51,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 60 states and 90 transitions. [2022-12-15 03:12:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 90 transitions. [2022-12-15 03:12:51,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:12:51,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:51,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:52,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 105 transitions. [2022-12-15 03:12:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 105 transitions. [2022-12-15 03:12:52,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:12:52,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:52,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:52,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 66 states and 107 transitions. [2022-12-15 03:12:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 107 transitions. [2022-12-15 03:12:53,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:12:53,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:53,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:56,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:56,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 72 states and 123 transitions. [2022-12-15 03:12:56,298 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2022-12-15 03:12:56,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:12:56,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:56,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:56,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 76 states and 139 transitions. [2022-12-15 03:12:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 139 transitions. [2022-12-15 03:12:57,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:12:57,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:57,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:57,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:57,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:57,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 77 states and 141 transitions. [2022-12-15 03:12:57,865 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 141 transitions. [2022-12-15 03:12:57,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:12:57,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:57,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:57,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:59,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:59,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 82 states and 156 transitions. [2022-12-15 03:12:59,011 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 156 transitions. [2022-12-15 03:12:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:12:59,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:59,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:59,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:12:59,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:12:59,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 83 states and 156 transitions. [2022-12-15 03:12:59,337 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 156 transitions. [2022-12-15 03:12:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:12:59,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:12:59,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:12:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:12:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:01,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:01,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 87 states and 165 transitions. [2022-12-15 03:13:01,399 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 165 transitions. [2022-12-15 03:13:01,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:13:01,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:01,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:01,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:01,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:01,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 89 states and 170 transitions. [2022-12-15 03:13:01,919 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 170 transitions. [2022-12-15 03:13:01,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:13:01,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:01,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:01,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 92 states and 176 transitions. [2022-12-15 03:13:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 176 transitions. [2022-12-15 03:13:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:13:02,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:02,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:02,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:02,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:02,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 94 states and 180 transitions. [2022-12-15 03:13:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 180 transitions. [2022-12-15 03:13:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:13:02,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:02,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:02,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:02,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:02,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 97 states and 185 transitions. [2022-12-15 03:13:02,738 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 185 transitions. [2022-12-15 03:13:02,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:13:02,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:02,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:02,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:02,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 98 states and 188 transitions. [2022-12-15 03:13:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 188 transitions. [2022-12-15 03:13:02,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:13:02,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:02,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:02,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:02,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 100 states and 193 transitions. [2022-12-15 03:13:02,850 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 193 transitions. [2022-12-15 03:13:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:13:02,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:02,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:02,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:02,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 99 states and 192 transitions. [2022-12-15 03:13:02,893 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 192 transitions. [2022-12-15 03:13:02,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:13:02,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:02,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:02,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:02,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:02,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2022-12-15 03:13:02,968 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2022-12-15 03:13:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:13:02,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:02,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:03,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 101 states and 197 transitions. [2022-12-15 03:13:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 197 transitions. [2022-12-15 03:13:03,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:13:03,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:03,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:03,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:03,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:03,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 101 states and 196 transitions. [2022-12-15 03:13:03,209 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 196 transitions. [2022-12-15 03:13:03,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:13:03,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:03,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:03,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:13:03,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:03,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 103 states and 197 transitions. [2022-12-15 03:13:03,259 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 197 transitions. [2022-12-15 03:13:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:13:03,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:03,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:03,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:13:03,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:03,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 105 states and 198 transitions. [2022-12-15 03:13:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 198 transitions. [2022-12-15 03:13:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:13:03,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:03,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:03,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:13:04,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 113 states and 214 transitions. [2022-12-15 03:13:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 214 transitions. [2022-12-15 03:13:04,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:13:04,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:04,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:05,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:13:06,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:06,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 119 states and 224 transitions. [2022-12-15 03:13:06,191 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 224 transitions. [2022-12-15 03:13:06,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:13:06,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:06,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:06,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:13:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 121 states and 226 transitions. [2022-12-15 03:13:06,512 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 226 transitions. [2022-12-15 03:13:06,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:13:06,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:06,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:06,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:13:07,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 129 states and 239 transitions. [2022-12-15 03:13:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 239 transitions. [2022-12-15 03:13:07,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:13:07,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:07,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:07,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:07,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:07,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 128 states and 237 transitions. [2022-12-15 03:13:07,640 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 237 transitions. [2022-12-15 03:13:07,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:13:07,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:07,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:07,694 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:07,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 130 states and 239 transitions. [2022-12-15 03:13:07,739 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 239 transitions. [2022-12-15 03:13:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:13:07,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:07,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:07,797 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:08,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:08,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 132 states and 242 transitions. [2022-12-15 03:13:08,509 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 242 transitions. [2022-12-15 03:13:08,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:13:08,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:08,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:08,530 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:08,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 133 states and 243 transitions. [2022-12-15 03:13:08,949 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 243 transitions. [2022-12-15 03:13:08,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:13:08,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:08,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:08,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:09,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:09,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 138 states and 250 transitions. [2022-12-15 03:13:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 250 transitions. [2022-12-15 03:13:09,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:13:09,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:09,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:09,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:09,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:09,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:09,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 143 states and 257 transitions. [2022-12-15 03:13:09,492 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 257 transitions. [2022-12-15 03:13:09,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:13:09,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:09,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:09,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:10,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:10,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 145 states and 260 transitions. [2022-12-15 03:13:10,138 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 260 transitions. [2022-12-15 03:13:10,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:13:10,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:10,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:10,165 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:11,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:11,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 147 states and 263 transitions. [2022-12-15 03:13:11,017 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 263 transitions. [2022-12-15 03:13:11,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:13:11,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:11,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:11,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:11,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 149 states and 264 transitions. [2022-12-15 03:13:11,073 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 264 transitions. [2022-12-15 03:13:11,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:13:11,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:11,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:13:11,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:11,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 151 states and 265 transitions. [2022-12-15 03:13:11,138 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 265 transitions. [2022-12-15 03:13:11,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:13:11,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:11,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:11,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:13:11,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:11,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 150 states and 262 transitions. [2022-12-15 03:13:11,515 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 262 transitions. [2022-12-15 03:13:11,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:13:11,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:11,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:17,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:17,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 158 states and 274 transitions. [2022-12-15 03:13:17,356 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 274 transitions. [2022-12-15 03:13:17,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:13:17,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:17,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:17,372 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 03:13:17,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:17,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 159 states and 274 transitions. [2022-12-15 03:13:17,781 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 274 transitions. [2022-12-15 03:13:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:13:17,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:17,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:17,813 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:13:18,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:18,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 160 states and 274 transitions. [2022-12-15 03:13:18,185 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 274 transitions. [2022-12-15 03:13:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:13:18,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:18,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:19,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:28,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:28,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 173 states and 303 transitions. [2022-12-15 03:13:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 303 transitions. [2022-12-15 03:13:28,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:13:28,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:28,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 03:13:29,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 174 states and 303 transitions. [2022-12-15 03:13:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 303 transitions. [2022-12-15 03:13:29,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:13:29,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:29,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:29,070 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:13:30,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 176 states and 306 transitions. [2022-12-15 03:13:30,225 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 306 transitions. [2022-12-15 03:13:30,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:13:30,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:30,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:30,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:13:31,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:31,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 176 states and 305 transitions. [2022-12-15 03:13:31,564 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 305 transitions. [2022-12-15 03:13:31,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:13:31,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:31,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:33,294 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:43,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:43,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 182 states and 322 transitions. [2022-12-15 03:13:43,288 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 322 transitions. [2022-12-15 03:13:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:13:43,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:43,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:43,435 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:44,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:44,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 184 states and 326 transitions. [2022-12-15 03:13:44,253 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 326 transitions. [2022-12-15 03:13:44,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:13:44,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:44,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:14:13,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:13,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 197 states and 353 transitions. [2022-12-15 03:14:13,861 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 353 transitions. [2022-12-15 03:14:13,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:14:13,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:13,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:17,902 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:14:34,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:34,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 206 states and 369 transitions. [2022-12-15 03:14:34,350 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 369 transitions. [2022-12-15 03:14:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:14:34,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:34,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:34,378 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 03:14:36,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:36,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 208 states and 370 transitions. [2022-12-15 03:14:36,917 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 370 transitions. [2022-12-15 03:14:36,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:14:36,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:36,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:36,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 03:14:39,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:39,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 210 states and 376 transitions. [2022-12-15 03:14:39,193 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 376 transitions. [2022-12-15 03:14:39,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:14:39,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:39,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:39,209 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-15 03:14:40,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:40,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 211 states and 379 transitions. [2022-12-15 03:14:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 379 transitions. [2022-12-15 03:14:40,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:14:40,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:40,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:40,925 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 03:14:41,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 212 states and 379 transitions. [2022-12-15 03:14:41,939 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 379 transitions. [2022-12-15 03:14:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:14:41,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:41,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 03:14:42,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:14:42,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 212 states and 378 transitions. [2022-12-15 03:14:42,915 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 378 transitions. [2022-12-15 03:14:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:14:42,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:14:42,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:14:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:14:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:15:00,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:00,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 220 states and 392 transitions. [2022-12-15 03:15:00,998 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 392 transitions. [2022-12-15 03:15:00,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:15:00,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:00,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 03:15:02,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:02,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 222 states and 395 transitions. [2022-12-15 03:15:02,794 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 395 transitions. [2022-12-15 03:15:02,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:15:02,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:02,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:02,812 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 03:15:04,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:04,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 222 states and 394 transitions. [2022-12-15 03:15:04,783 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 394 transitions. [2022-12-15 03:15:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:15:04,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:04,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:07,300 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:15:14,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:14,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 226 states and 405 transitions. [2022-12-15 03:15:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 405 transitions. [2022-12-15 03:15:14,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:15:14,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:14,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-15 03:15:15,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 227 states and 406 transitions. [2022-12-15 03:15:15,697 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 406 transitions. [2022-12-15 03:15:15,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:15:15,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:15,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:17,134 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:15:20,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 228 states and 406 transitions. [2022-12-15 03:15:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 406 transitions. [2022-12-15 03:15:20,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:15:20,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:20,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:20,474 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:15:24,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:24,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 231 states and 409 transitions. [2022-12-15 03:15:24,532 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 409 transitions. [2022-12-15 03:15:24,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:15:24,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:24,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:15:28,007 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 03:15:51,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:15:51,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 241 states and 426 transitions. [2022-12-15 03:15:51,585 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 426 transitions. [2022-12-15 03:15:51,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:15:51,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:15:51,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:15:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:16:01,428 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:16:40,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:16:40,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 256 states and 454 transitions. [2022-12-15 03:16:40,711 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 454 transitions. [2022-12-15 03:16:40,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:16:40,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:16:40,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:16:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:16:48,680 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:17:14,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:17:14,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 265 states and 471 transitions. [2022-12-15 03:17:14,755 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 471 transitions. [2022-12-15 03:17:14,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 03:17:14,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:17:14,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:17:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:17:14,789 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-15 03:17:16,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:17:16,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 266 states and 471 transitions. [2022-12-15 03:17:16,822 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 471 transitions. [2022-12-15 03:17:16,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 03:17:16,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:17:16,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:17:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:17:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-15 03:17:19,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:17:19,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 266 states and 470 transitions. [2022-12-15 03:17:19,013 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 470 transitions. [2022-12-15 03:17:19,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 03:17:19,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:17:19,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:17:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:17:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-15 03:17:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:17:23,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 268 states and 471 transitions. [2022-12-15 03:17:23,493 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 471 transitions. [2022-12-15 03:17:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 03:17:23,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:17:23,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:17:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:17:28,738 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 31 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:25,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 288 states and 522 transitions. [2022-12-15 03:18:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 522 transitions. [2022-12-15 03:18:25,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 03:18:25,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:25,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:30,313 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 03:18:38,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:38,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 290 states and 523 transitions. [2022-12-15 03:18:38,328 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 523 transitions. [2022-12-15 03:18:38,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 03:18:38,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:38,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:38,646 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 54 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 03:18:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 290 states and 522 transitions. [2022-12-15 03:18:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 522 transitions. [2022-12-15 03:18:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 03:18:43,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:43,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:46,658 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 45 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-15 03:18:55,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:55,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 67 states and 94 transitions. [2022-12-15 03:18:55,081 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2022-12-15 03:18:55,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 03:18:55,081 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 84 iterations. [2022-12-15 03:18:55,088 INFO L754 CodeCheckObserver]: All specifications hold 29 specifications checked. All of them hold [2022-12-15 03:18:58,545 INFO L560 CodeCheckObserver]: Invariant with dag size 36 [2022-12-15 03:18:58,556 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-15 03:18:58,556 INFO L560 CodeCheckObserver]: Invariant with dag size 73 [2022-12-15 03:18:58,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:18:58 ImpRootNode [2022-12-15 03:18:58,562 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:18:58,562 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:18:58,562 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:18:58,563 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:18:58,563 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:12:45" (3/4) ... [2022-12-15 03:18:58,566 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 03:18:58,574 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-12-15 03:18:58,574 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 03:18:58,575 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-15 03:18:58,575 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:18:58,593 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[x_ref] == 1) && \valid[c] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[z_ref] == 1) && x_ref == 0) && !(z_ref == y_ref)) && !(z_ref == x_ref)) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && z_ref == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && y_ref == 0) && 4 <= unknown-#length-unknown[x_ref]) && \valid[y_ref] == 1) && c + 4 <= unknown-#length-unknown[c]) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__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)) && 4 <= unknown-#length-unknown[z_ref]) || (((((((((((((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[x_ref] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[z_ref] == 1) && !(unknown-#memory_int-unknown[z_ref][z_ref] <= 2147483646)) && x_ref == 0) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && z_ref == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && y_ref == 0) && 4 <= unknown-#length-unknown[x_ref]) && \valid[y_ref] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && z_ref == c) && \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)) && !(y_ref == c)) && 4 <= unknown-#length-unknown[z_ref]) [2022-12-15 03:18:58,593 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[c] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && c + 4 <= unknown-#length-unknown[c]) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__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) [2022-12-15 03:18:58,594 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-12-15 03:18:58,609 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:18:58,609 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:18:58,610 INFO L158 Benchmark]: Toolchain (without parser) took 374267.12ms. Allocated memory was 130.0MB in the beginning and 989.9MB in the end (delta: 859.8MB). Free memory was 87.2MB in the beginning and 198.1MB in the end (delta: -110.9MB). Peak memory consumption was 749.4MB. Max. memory is 16.1GB. [2022-12-15 03:18:58,610 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 107.0MB. Free memory was 78.8MB in the beginning and 78.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:18:58,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.29ms. Allocated memory is still 130.0MB. Free memory was 87.2MB in the beginning and 71.6MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 03:18:58,611 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.99ms. Allocated memory is still 130.0MB. Free memory was 71.6MB in the beginning and 69.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:18:58,611 INFO L158 Benchmark]: Boogie Preprocessor took 16.96ms. Allocated memory is still 130.0MB. Free memory was 69.4MB in the beginning and 68.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:18:58,611 INFO L158 Benchmark]: RCFGBuilder took 413.22ms. Allocated memory is still 130.0MB. Free memory was 68.4MB in the beginning and 99.1MB in the end (delta: -30.8MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2022-12-15 03:18:58,612 INFO L158 Benchmark]: CodeCheck took 373517.01ms. Allocated memory was 130.0MB in the beginning and 989.9MB in the end (delta: 859.8MB). Free memory was 99.0MB in the beginning and 201.3MB in the end (delta: -102.3MB). Peak memory consumption was 758.1MB. Max. memory is 16.1GB. [2022-12-15 03:18:58,612 INFO L158 Benchmark]: Witness Printer took 46.93ms. Allocated memory is still 989.9MB. Free memory was 201.3MB in the beginning and 198.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:18:58,614 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 49 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 370.0s, OverallIterations: 84, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32569 SdHoareTripleChecker+Valid, 109.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31593 mSDsluCounter, 12790 SdHoareTripleChecker+Invalid, 97.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11157 mSDsCounter, 7387 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 75345 IncrementalHoareTripleChecker+Invalid, 82732 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7387 mSolverCounterUnsat, 1633 mSDtfsCounter, 75345 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15611 GetRequests, 13681 SyntacticMatches, 694 SemanticMatches, 1236 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 889983 ImplicationChecksByTransitivity, 352.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 60.9s InterpolantComputationTime, 1607 NumberOfCodeBlocks, 1607 NumberOfCodeBlocksAsserted, 83 NumberOfCheckSat, 1524 ConstructedInterpolants, 0 QuantifiedInterpolants, 26117 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 83 InterpolantComputations, 68 PerfectInterpolantSequences, 561/672 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 566]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 29 specifications checked. All of them hold - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: ((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[c] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && c + 4 <= unknown-#length-unknown[c]) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__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) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[x_ref] == 1) && \valid[c] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[z_ref] == 1) && x_ref == 0) && !(z_ref == y_ref)) && !(z_ref == x_ref)) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && z_ref == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && y_ref == 0) && 4 <= unknown-#length-unknown[x_ref]) && \valid[y_ref] == 1) && c + 4 <= unknown-#length-unknown[c]) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__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)) && 4 <= unknown-#length-unknown[z_ref]) || (((((((((((((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[x_ref] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[z_ref] == 1) && !(unknown-#memory_int-unknown[z_ref][z_ref] <= 2147483646)) && x_ref == 0) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && z_ref == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && y_ref == 0) && 4 <= unknown-#length-unknown[x_ref]) && \valid[y_ref] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && z_ref == c) && \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)) && !(y_ref == c)) && 4 <= unknown-#length-unknown[z_ref]) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 107.0MB. Free memory was 78.8MB in the beginning and 78.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.29ms. Allocated memory is still 130.0MB. Free memory was 87.2MB in the beginning and 71.6MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.99ms. Allocated memory is still 130.0MB. Free memory was 71.6MB in the beginning and 69.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.96ms. Allocated memory is still 130.0MB. Free memory was 69.4MB in the beginning and 68.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 413.22ms. Allocated memory is still 130.0MB. Free memory was 68.4MB in the beginning and 99.1MB in the end (delta: -30.8MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * CodeCheck took 373517.01ms. Allocated memory was 130.0MB in the beginning and 989.9MB in the end (delta: 859.8MB). Free memory was 99.0MB in the beginning and 201.3MB in the end (delta: -102.3MB). Peak memory consumption was 758.1MB. Max. memory is 16.1GB. * Witness Printer took 46.93ms. Allocated memory is still 989.9MB. Free memory was 201.3MB in the beginning and 198.1MB 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! [2022-12-15 03:18:58,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c1b374-db4f-4f98-b6fd-468a4a38f4e1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE