./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrpbrk_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrpbrk_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ --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 8edf581f64d166b4408dcbe4d1c200d90abc56f787561a55f3b270257b320de9 --- 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-6b4ec56 [2022-11-20 16:51:52,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:51:52,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:51:52,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:51:52,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:51:52,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:51:52,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:51:52,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:51:52,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:51:52,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:51:52,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:51:52,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:51:52,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:51:52,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:51:52,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:51:52,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:51:52,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:51:52,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:51:52,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:51:52,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:51:52,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:51:52,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:51:52,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:51:52,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:51:52,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:51:52,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:51:52,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:51:52,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:51:52,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:51:52,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:51:52,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:51:52,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:51:52,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:51:52,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:51:52,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:51:52,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:51:52,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:51:52,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:51:52,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:51:52,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:51:52,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:51:52,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 16:51:52,691 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:51:52,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:51:52,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:51:52,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:51:52,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:51:52,694 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:51:52,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:51:52,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:51:52,694 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 16:51:52,694 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 16:51:52,694 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 16:51:52,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:51:52,695 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:51:52,695 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:51:52,695 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:51:52,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:51:52,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:51:52,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:51:52,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:51:52,696 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:51:52,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:51:52,697 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_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8edf581f64d166b4408dcbe4d1c200d90abc56f787561a55f3b270257b320de9 [2022-11-20 16:51:52,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:51:52,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:51:52,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:51:52,974 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:51:52,975 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:51:52,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-15/cstrpbrk_malloc.i [2022-11-20 16:51:56,055 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:51:56,296 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:51:56,296 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/sv-benchmarks/c/termination-15/cstrpbrk_malloc.i [2022-11-20 16:51:56,306 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/data/76da1cd9c/92fdc7c4ad70405d8938500c7731b911/FLAG6f42c14e1 [2022-11-20 16:51:56,320 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/data/76da1cd9c/92fdc7c4ad70405d8938500c7731b911 [2022-11-20 16:51:56,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:51:56,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:51:56,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:51:56,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:51:56,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:51:56,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3beb02cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56, skipping insertion in model container [2022-11-20 16:51:56,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:51:56,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:51:56,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:51:56,708 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:51:56,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:51:56,808 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:51:56,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56 WrapperNode [2022-11-20 16:51:56,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:51:56,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:51:56,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:51:56,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:51:56,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,882 INFO L138 Inliner]: procedures = 152, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2022-11-20 16:51:56,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:51:56,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:51:56,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:51:56,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:51:56,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,923 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:51:56,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:51:56,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:51:56,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:51:56,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:56" (1/1) ... [2022-11-20 16:51:56,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:51:56,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:51:56,971 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:51:56,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e36faaf-e312-452f-8149-8089530dadcd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:51:57,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:51:57,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:51:57,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:51:57,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:51:57,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:51:57,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:51:57,128 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:51:57,130 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:51:57,405 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:51:57,486 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:51:57,499 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:51:57,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:51:57 BoogieIcfgContainer [2022-11-20 16:51:57,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:51:57,503 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:51:57,503 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:51:57,513 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:51:57,523 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:51:57" (1/1) ... [2022-11-20 16:51:57,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:51:57,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2022-11-20 16:51:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2022-11-20 16:51:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 16:51:57,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:57,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:51:58,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:58,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2022-11-20 16:51:58,088 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-11-20 16:51:58,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 16:51:58,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:58,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:58,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:51:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:58,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2022-11-20 16:51:58,546 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-11-20 16:51:58,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 16:51:58,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:58,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:51:58,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:58,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2022-11-20 16:51:58,851 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2022-11-20 16:51:58,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 16:51:58,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:58,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:59,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:51:59,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:59,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2022-11-20 16:51:59,560 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2022-11-20 16:51:59,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:51:59,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:59,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:59,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:51:59,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:59,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2022-11-20 16:51:59,879 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2022-11-20 16:51:59,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:51:59,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:59,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:00,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2022-11-20 16:52:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-11-20 16:52:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:52:00,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:00,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:00,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:00,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-11-20 16:52:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-11-20 16:52:00,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:52:00,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:00,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:00,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2022-11-20 16:52:00,832 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2022-11-20 16:52:00,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:52:00,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:00,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:00,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:01,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:01,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2022-11-20 16:52:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-11-20 16:52:01,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:52:01,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:01,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:01,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:02,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2022-11-20 16:52:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2022-11-20 16:52:02,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:52:02,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:02,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:02,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2022-11-20 16:52:02,802 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2022-11-20 16:52:02,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:52:02,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:02,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:02,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2022-11-20 16:52:02,839 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-20 16:52:02,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:52:02,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:02,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:03,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2022-11-20 16:52:03,195 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-11-20 16:52:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:52:03,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:03,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:03,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:04,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:04,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2022-11-20 16:52:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2022-11-20 16:52:04,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:52:04,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:04,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:04,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:04,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:04,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2022-11-20 16:52:04,707 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2022-11-20 16:52:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:52:04,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:04,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:04,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:04,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:04,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 63 states and 88 transitions. [2022-11-20 16:52:04,834 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2022-11-20 16:52:04,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:52:04,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:04,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:04,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:05,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 64 states and 89 transitions. [2022-11-20 16:52:05,254 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2022-11-20 16:52:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:52:05,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:05,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:05,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:06,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 71 states and 102 transitions. [2022-11-20 16:52:06,170 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2022-11-20 16:52:06,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:52:06,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:06,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:06,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:09,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:09,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 79 states and 120 transitions. [2022-11-20 16:52:09,948 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2022-11-20 16:52:09,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:52:09,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:09,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:09,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:11,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:11,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 135 transitions. [2022-11-20 16:52:11,438 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2022-11-20 16:52:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:52:11,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:11,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:15,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:15,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 93 states and 150 transitions. [2022-11-20 16:52:15,416 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 150 transitions. [2022-11-20 16:52:15,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:52:15,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:15,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:15,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:20,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 102 states and 166 transitions. [2022-11-20 16:52:20,346 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 166 transitions. [2022-11-20 16:52:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:52:20,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:20,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:20,552 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:52:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 165 transitions. [2022-11-20 16:52:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 165 transitions. [2022-11-20 16:52:20,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:52:20,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:20,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:22,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 111 states and 190 transitions. [2022-11-20 16:52:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 190 transitions. [2022-11-20 16:52:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:52:31,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:31,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:31,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:35,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:35,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 117 states and 203 transitions. [2022-11-20 16:52:35,028 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 203 transitions. [2022-11-20 16:52:35,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:52:35,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:35,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:35,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:39,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:39,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 123 states and 218 transitions. [2022-11-20 16:52:39,069 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 218 transitions. [2022-11-20 16:52:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:52:39,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:39,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:39,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:47,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:47,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 133 states and 236 transitions. [2022-11-20 16:52:47,925 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 236 transitions. [2022-11-20 16:52:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:52:47,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:47,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:47,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:48,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 134 states and 238 transitions. [2022-11-20 16:52:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 238 transitions. [2022-11-20 16:52:48,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:52:48,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:48,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:48,711 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:52:48,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:48,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 132 states and 230 transitions. [2022-11-20 16:52:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 230 transitions. [2022-11-20 16:52:48,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:52:48,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:48,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:52:49,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:49,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 133 states and 231 transitions. [2022-11-20 16:52:49,639 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 231 transitions. [2022-11-20 16:52:49,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:52:49,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:49,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:49,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:52:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 139 states and 245 transitions. [2022-11-20 16:52:54,476 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 245 transitions. [2022-11-20 16:52:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:52:54,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:54,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:08,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:08,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 150 states and 264 transitions. [2022-11-20 16:53:08,606 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 264 transitions. [2022-11-20 16:53:08,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:53:08,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:08,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:09,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:09,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 151 states and 266 transitions. [2022-11-20 16:53:09,497 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 266 transitions. [2022-11-20 16:53:09,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:53:09,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:09,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:53:10,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:10,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 150 states and 265 transitions. [2022-11-20 16:53:10,382 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 265 transitions. [2022-11-20 16:53:10,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:53:10,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:10,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 161 states and 295 transitions. [2022-11-20 16:53:27,812 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 295 transitions. [2022-11-20 16:53:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:53:27,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:27,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:27,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:34,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:34,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 167 states and 311 transitions. [2022-11-20 16:53:34,553 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 311 transitions. [2022-11-20 16:53:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:53:34,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:34,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:53:46,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:46,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 175 states and 340 transitions. [2022-11-20 16:53:46,015 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 340 transitions. [2022-11-20 16:53:46,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:53:46,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:46,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:46,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:53:57,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:57,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 183 states and 368 transitions. [2022-11-20 16:53:57,394 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 368 transitions. [2022-11-20 16:53:57,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:53:57,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:57,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:57,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:53:58,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:58,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 184 states and 370 transitions. [2022-11-20 16:53:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 370 transitions. [2022-11-20 16:53:58,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:53:58,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:58,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:54:07,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:07,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 191 states and 392 transitions. [2022-11-20 16:54:07,995 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 392 transitions. [2022-11-20 16:54:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:54:07,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:07,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:08,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:16,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 197 states and 412 transitions. [2022-11-20 16:54:16,989 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 412 transitions. [2022-11-20 16:54:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:54:16,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:16,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:17,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:54:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 202 states and 421 transitions. [2022-11-20 16:54:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 421 transitions. [2022-11-20 16:54:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:54:21,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:21,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:21,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:54:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:23,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 203 states and 423 transitions. [2022-11-20 16:54:23,448 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 423 transitions. [2022-11-20 16:54:23,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:54:23,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:23,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:54:31,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:31,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 210 states and 439 transitions. [2022-11-20 16:54:31,493 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 439 transitions. [2022-11-20 16:54:31,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:54:31,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:31,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:33,324 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:54:43,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:43,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 216 states and 454 transitions. [2022-11-20 16:54:43,374 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 454 transitions. [2022-11-20 16:54:43,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:54:43,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:43,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:43,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:54:49,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:49,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 221 states and 470 transitions. [2022-11-20 16:54:49,867 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 470 transitions. [2022-11-20 16:54:49,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:54:49,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:49,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:55:00,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 227 states and 490 transitions. [2022-11-20 16:55:00,594 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 490 transitions. [2022-11-20 16:55:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:55:00,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:00,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:00,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:55:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:02,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 228 states and 492 transitions. [2022-11-20 16:55:02,515 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 492 transitions. [2022-11-20 16:55:02,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:55:02,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:02,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:02,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:55:08,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:08,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 233 states and 501 transitions. [2022-11-20 16:55:08,314 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 501 transitions. [2022-11-20 16:55:08,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:55:08,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:08,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:08,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:55:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:09,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 234 states and 503 transitions. [2022-11-20 16:55:09,653 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 503 transitions. [2022-11-20 16:55:09,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:55:09,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:09,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:09,676 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:55:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 239 states and 519 transitions. [2022-11-20 16:55:16,925 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 519 transitions. [2022-11-20 16:55:16,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:55:16,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:16,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:17,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:55:30,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 245 states and 539 transitions. [2022-11-20 16:55:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 539 transitions. [2022-11-20 16:55:30,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:55:30,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:30,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:30,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:55:32,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:32,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 246 states and 541 transitions. [2022-11-20 16:55:32,562 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 541 transitions. [2022-11-20 16:55:32,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:55:32,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:32,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:32,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:55:39,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:39,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 251 states and 551 transitions. [2022-11-20 16:55:39,041 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 551 transitions. [2022-11-20 16:55:39,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:55:39,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:39,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:39,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:55:40,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:40,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 252 states and 553 transitions. [2022-11-20 16:55:40,514 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 553 transitions. [2022-11-20 16:55:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:55:40,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:40,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:44,795 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:56:16,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:56:16,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 265 states and 596 transitions. [2022-11-20 16:56:16,267 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 596 transitions. [2022-11-20 16:56:16,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:56:16,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:56:16,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:56:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:56:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:56:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:56:25,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 270 states and 616 transitions. [2022-11-20 16:56:25,489 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 616 transitions. [2022-11-20 16:56:25,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:56:25,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:56:25,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:56:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:56:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:56:41,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:56:41,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 276 states and 638 transitions. [2022-11-20 16:56:41,139 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 638 transitions. [2022-11-20 16:56:41,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:56:41,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:56:41,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:56:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:56:41,183 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:56:58,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:56:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 286 states and 673 transitions. [2022-11-20 16:56:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 673 transitions. [2022-11-20 16:56:58,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:56:58,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:56:58,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:56:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:56:58,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:57:00,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 287 states and 675 transitions. [2022-11-20 16:57:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 675 transitions. [2022-11-20 16:57:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:00,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:00,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:00,390 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:57:10,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:10,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 292 states and 689 transitions. [2022-11-20 16:57:10,873 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 689 transitions. [2022-11-20 16:57:10,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:10,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:10,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:13,409 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:42,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:42,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 299 states and 721 transitions. [2022-11-20 16:57:42,762 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 721 transitions. [2022-11-20 16:57:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:42,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:42,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:42,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:57:54,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:54,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 304 states and 744 transitions. [2022-11-20 16:57:54,431 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 744 transitions. [2022-11-20 16:57:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:54,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:54,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:58:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 310 states and 769 transitions. [2022-11-20 16:58:14,857 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 769 transitions. [2022-11-20 16:58:14,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:58:14,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:14,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:14,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:58:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 315 states and 780 transitions. [2022-11-20 16:58:23,991 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 780 transitions. [2022-11-20 16:58:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:58:23,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:23,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:24,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:58:27,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:27,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 316 states and 782 transitions. [2022-11-20 16:58:27,224 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 782 transitions. [2022-11-20 16:58:27,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:58:27,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:27,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:27,245 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:58:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 318 states and 786 transitions. [2022-11-20 16:58:31,296 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 786 transitions. [2022-11-20 16:58:31,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:58:31,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:31,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:58:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:35,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 319 states and 790 transitions. [2022-11-20 16:58:35,130 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 790 transitions. [2022-11-20 16:58:35,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:58:35,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:35,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:35,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:58:37,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:37,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 320 states and 792 transitions. [2022-11-20 16:58:37,604 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 792 transitions. [2022-11-20 16:58:37,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:58:37,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:37,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:37,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:37,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:58:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:49,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 325 states and 803 transitions. [2022-11-20 16:58:49,391 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 803 transitions. [2022-11-20 16:58:49,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:58:49,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:49,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:49,423 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 16:58:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:51,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 326 states and 804 transitions. [2022-11-20 16:58:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 804 transitions. [2022-11-20 16:58:51,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:58:51,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:58:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:55,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 328 states and 812 transitions. [2022-11-20 16:58:55,859 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 812 transitions. [2022-11-20 16:58:55,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:58:55,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:55,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:59:30,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:30,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 334 states and 838 transitions. [2022-11-20 16:59:30,423 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 838 transitions. [2022-11-20 16:59:30,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:59:30,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:30,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:30,444 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:59:34,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:34,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 336 states and 842 transitions. [2022-11-20 16:59:34,077 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 842 transitions. [2022-11-20 16:59:34,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:59:34,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:34,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:34,098 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:59:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:48,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 341 states and 866 transitions. [2022-11-20 16:59:48,398 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 866 transitions. [2022-11-20 16:59:48,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:59:48,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:48,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:48,439 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:59:58,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:58,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 345 states and 890 transitions. [2022-11-20 16:59:58,530 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 890 transitions. [2022-11-20 16:59:58,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:59:58,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:58,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:58,558 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:00:03,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:03,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 347 states and 894 transitions. [2022-11-20 17:00:03,197 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 894 transitions. [2022-11-20 17:00:03,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:00:03,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:03,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:03,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:10,056 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:01:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:15,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 365 states and 958 transitions. [2022-11-20 17:01:15,503 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 958 transitions. [2022-11-20 17:01:15,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:01:15,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:15,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:15,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:01:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:23,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 368 states and 966 transitions. [2022-11-20 17:01:23,043 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 966 transitions. [2022-11-20 17:01:23,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:01:23,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:23,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:23,204 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:01:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 371 states and 971 transitions. [2022-11-20 17:01:29,453 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 971 transitions. [2022-11-20 17:01:29,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:01:29,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:29,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:29,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:01:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:33,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 372 states and 973 transitions. [2022-11-20 17:01:33,051 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 973 transitions. [2022-11-20 17:01:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:01:33,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:33,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:33,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:01:49,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:49,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 377 states and 984 transitions. [2022-11-20 17:01:49,278 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 984 transitions. [2022-11-20 17:01:49,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:01:49,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:49,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:49,308 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:01:52,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 378 states and 988 transitions. [2022-11-20 17:01:52,459 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 988 transitions. [2022-11-20 17:01:52,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:01:52,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:52,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:52,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:02:09,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:02:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 383 states and 1012 transitions. [2022-11-20 17:02:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1012 transitions. [2022-11-20 17:02:09,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:02:09,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:02:09,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:02:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:02:09,591 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:02:11,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:02:11,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 384 states and 1016 transitions. [2022-11-20 17:02:11,650 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1016 transitions. [2022-11-20 17:02:11,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:02:11,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:02:11,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:02:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:02:11,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:02:15,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:02:15,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 385 states and 1018 transitions. [2022-11-20 17:02:15,735 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 1018 transitions. [2022-11-20 17:02:15,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:02:15,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:02:15,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:02:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:02:15,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:02:22,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:02:22,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 388 states and 1023 transitions. [2022-11-20 17:02:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 1023 transitions. [2022-11-20 17:02:22,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:02:22,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:02:22,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:02:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:02:22,727 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:02:28,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:02:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 390 states and 1028 transitions. [2022-11-20 17:02:28,172 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 1028 transitions. [2022-11-20 17:02:28,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:02:28,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:02:28,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:02:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:02:28,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:02:46,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:02:46,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 395 states and 1041 transitions. [2022-11-20 17:02:46,835 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 1041 transitions. [2022-11-20 17:02:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:02:46,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:02:46,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:02:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:02:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:03:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:10,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 399 states and 1072 transitions. [2022-11-20 17:03:10,425 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1072 transitions. [2022-11-20 17:03:10,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:03:10,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:10,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:12,253 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:03:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:20,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 401 states and 1090 transitions. [2022-11-20 17:03:20,532 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1090 transitions. [2022-11-20 17:03:20,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:03:20,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:20,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:20,558 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:03:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:30,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 404 states and 1103 transitions. [2022-11-20 17:03:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 1103 transitions. [2022-11-20 17:03:30,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:03:30,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:30,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:30,379 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:03:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:35,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 406 states and 1108 transitions. [2022-11-20 17:03:35,574 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1108 transitions. [2022-11-20 17:03:35,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:03:35,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:35,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:35,907 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:03:39,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:39,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 407 states and 1109 transitions. [2022-11-20 17:03:39,187 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 1109 transitions. [2022-11-20 17:03:39,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:03:39,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:39,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:39,207 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:03:41,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:41,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 408 states and 1110 transitions. [2022-11-20 17:03:41,964 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1110 transitions. [2022-11-20 17:03:41,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:03:41,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:41,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:42,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:04:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:04:02,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 413 states and 1137 transitions. [2022-11-20 17:04:02,464 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1137 transitions. [2022-11-20 17:04:02,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:04:02,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:04:02,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:04:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:04:06,309 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:04:59,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:04:59,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 422 states and 1175 transitions. [2022-11-20 17:04:59,067 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 1175 transitions. [2022-11-20 17:04:59,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:04:59,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:04:59,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:04:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:04:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:05:03,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 423 states and 1177 transitions. [2022-11-20 17:05:03,883 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1177 transitions. [2022-11-20 17:05:03,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:05:03,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:03,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:05:06,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:06,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 424 states and 1180 transitions. [2022-11-20 17:05:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1180 transitions. [2022-11-20 17:05:06,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:05:06,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:06,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:05:12,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:12,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 426 states and 1187 transitions. [2022-11-20 17:05:12,737 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 1187 transitions. [2022-11-20 17:05:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:05:12,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:12,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:12,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.