./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcspn-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcspn-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de88cb9f8af309bfee7e34496a9472de4d446e8ed690818c0d2fc3e900b2d7c4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:37:30,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:37:30,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:37:30,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:37:30,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:37:30,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:37:30,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:37:30,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:37:30,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:37:30,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:37:30,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:37:30,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:37:30,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:37:30,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:37:30,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:37:30,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:37:30,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:37:30,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:37:30,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:37:30,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:37:30,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:37:30,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:37:30,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:37:30,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:37:30,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:37:30,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:37:30,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:37:30,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:37:30,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:37:30,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:37:30,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:37:30,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:37:30,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:37:30,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:37:30,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:37:30,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:37:30,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:37:30,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:37:30,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:37:30,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:37:30,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:37:30,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-14 19:37:30,335 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:37:30,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:37:30,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:37:30,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:37:30,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:37:30,336 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:37:30,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:37:30,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:37:30,337 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 19:37:30,337 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 19:37:30,337 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 19:37:30,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:37:30,338 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:37:30,338 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:37:30,338 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:37:30,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:37:30,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:37:30,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:37:30,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:37:30,339 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:37:30,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:37:30,339 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_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de88cb9f8af309bfee7e34496a9472de4d446e8ed690818c0d2fc3e900b2d7c4 [2022-12-14 19:37:30,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:37:30,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:37:30,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:37:30,546 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:37:30,546 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:37:30,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcspn-alloca-1.i [2022-12-14 19:37:33,133 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:37:33,273 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:37:33,274 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcspn-alloca-1.i [2022-12-14 19:37:33,282 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/data/51a6c436c/0496128a18694d1d850e56db1657ad6c/FLAG6c6407b38 [2022-12-14 19:37:33,292 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/data/51a6c436c/0496128a18694d1d850e56db1657ad6c [2022-12-14 19:37:33,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:37:33,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:37:33,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:37:33,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:37:33,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:37:33,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d440ba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33, skipping insertion in model container [2022-12-14 19:37:33,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:37:33,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:37:33,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:37:33,510 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:37:33,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:37:33,548 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:37:33,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33 WrapperNode [2022-12-14 19:37:33,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:37:33,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:37:33,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:37:33,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:37:33,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,576 INFO L138 Inliner]: procedures = 111, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2022-12-14 19:37:33,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:37:33,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:37:33,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:37:33,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:37:33,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,593 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:37:33,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:37:33,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:37:33,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:37:33,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:37:33,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:37:33,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:37:33,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272c83ac-683e-4e81-b060-5fe6380863fc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:37:33,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:37:33,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:37:33,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:37:33,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:37:33,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:37:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:37:33,746 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:37:33,748 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:37:33,895 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:37:33,942 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:37:33,942 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 19:37:33,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:37:33 BoogieIcfgContainer [2022-12-14 19:37:33,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:37:33,945 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:37:33,945 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:37:33,953 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:37:33,953 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:37:33" (1/1) ... [2022-12-14 19:37:33,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:37:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-12-14 19:37:34,001 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-12-14 19:37:34,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 19:37:34,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:34,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:34,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:34,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:34,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-12-14 19:37:34,292 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-12-14 19:37:34,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 19:37:34,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:34,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:34,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:34,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-12-14 19:37:34,625 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-12-14 19:37:34,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:37:34,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:34,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:34,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:34,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2022-12-14 19:37:34,775 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-12-14 19:37:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:37:34,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:34,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:34,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:35,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:35,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-12-14 19:37:35,319 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-12-14 19:37:35,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:37:35,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:35,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:35,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:35,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2022-12-14 19:37:35,587 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2022-12-14 19:37:35,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:37:35,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:35,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:35,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:36,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:36,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2022-12-14 19:37:36,343 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-12-14 19:37:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:37:36,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:36,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:36,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:36,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:36,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-12-14 19:37:36,942 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-12-14 19:37:36,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:37:36,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:36,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:37,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:38,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:38,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2022-12-14 19:37:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2022-12-14 19:37:38,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:37:38,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:38,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:40,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-14 19:37:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-14 19:37:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:37:40,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:40,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:41,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:45,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:45,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2022-12-14 19:37:45,558 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2022-12-14 19:37:45,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:37:45,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:45,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:37:47,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2022-12-14 19:37:47,690 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2022-12-14 19:37:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:37:47,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:47,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:47,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:49,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2022-12-14 19:37:49,096 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2022-12-14 19:37:49,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:37:49,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:49,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:49,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:55,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 56 states and 105 transitions. [2022-12-14 19:37:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 105 transitions. [2022-12-14 19:37:55,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:37:55,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:55,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:55,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:37:58,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:37:58,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 60 states and 115 transitions. [2022-12-14 19:37:58,390 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 115 transitions. [2022-12-14 19:37:58,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:37:58,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:37:58,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:37:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:37:59,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:38:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:03,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 66 states and 130 transitions. [2022-12-14 19:38:03,810 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 130 transitions. [2022-12-14 19:38:03,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:38:03,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:03,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:05,311 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:38:09,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:09,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2022-12-14 19:38:09,148 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2022-12-14 19:38:09,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:38:09,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:09,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:09,177 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:38:09,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:09,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 134 transitions. [2022-12-14 19:38:09,939 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2022-12-14 19:38:09,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:38:09,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:09,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:09,974 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:38:11,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:11,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2022-12-14 19:38:11,483 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2022-12-14 19:38:11,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:38:11,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:11,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:13,893 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:38:28,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:28,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 78 states and 161 transitions. [2022-12-14 19:38:28,712 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 161 transitions. [2022-12-14 19:38:28,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:38:28,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:28,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:30,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:38:33,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:33,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 79 states and 172 transitions. [2022-12-14 19:38:33,313 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 172 transitions. [2022-12-14 19:38:33,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:38:33,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:33,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:34,015 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:38:41,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:41,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 82 states and 177 transitions. [2022-12-14 19:38:41,026 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 177 transitions. [2022-12-14 19:38:41,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:38:41,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:41,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:41,195 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:38:42,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:42,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 84 states and 181 transitions. [2022-12-14 19:38:42,969 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 181 transitions. [2022-12-14 19:38:42,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:38:42,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:42,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:38:46,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:38:46,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 87 states and 185 transitions. [2022-12-14 19:38:46,892 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 185 transitions. [2022-12-14 19:38:46,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:38:46,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:38:46,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:38:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:38:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:39:03,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:39:03,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 97 states and 222 transitions. [2022-12-14 19:39:03,914 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 222 transitions. [2022-12-14 19:39:03,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:39:03,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:39:03,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:39:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:39:03,963 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:39:08,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:39:08,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 99 states and 229 transitions. [2022-12-14 19:39:08,339 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 229 transitions. [2022-12-14 19:39:08,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:39:08,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:39:08,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:39:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:39:08,369 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:39:10,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:39:10,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 100 states and 230 transitions. [2022-12-14 19:39:10,546 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 230 transitions. [2022-12-14 19:39:10,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:39:10,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:39:10,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:39:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:39:10,588 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:39:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:39:13,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 103 states and 234 transitions. [2022-12-14 19:39:13,972 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 234 transitions. [2022-12-14 19:39:13,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:39:13,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:39:13,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:39:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:39:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:39:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:39:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 104 states and 235 transitions. [2022-12-14 19:39:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 235 transitions. [2022-12-14 19:39:14,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:39:14,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:39:14,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:39:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:39:14,906 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:39:16,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:39:16,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 106 states and 237 transitions. [2022-12-14 19:39:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 237 transitions. [2022-12-14 19:39:16,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:39:16,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:39:16,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:39:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:39:23,348 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:39:51,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:39:51,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 116 states and 267 transitions. [2022-12-14 19:39:51,412 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 267 transitions. [2022-12-14 19:39:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:39:51,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:39:51,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:39:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:39:55,746 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:40:25,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:25,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 124 states and 295 transitions. [2022-12-14 19:40:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 295 transitions. [2022-12-14 19:40:25,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:40:25,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:25,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:40:29,740 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:40:37,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 126 states and 308 transitions. [2022-12-14 19:40:37,312 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 308 transitions. [2022-12-14 19:40:37,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:40:37,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:37,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:40:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:40:57,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:57,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 130 states and 331 transitions. [2022-12-14 19:40:57,026 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 331 transitions. [2022-12-14 19:40:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:40:57,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:57,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:40:57,051 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:41:02,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:02,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 132 states and 332 transitions. [2022-12-14 19:41:02,176 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 332 transitions. [2022-12-14 19:41:02,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:41:02,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:02,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:02,202 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:41:09,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 136 states and 338 transitions. [2022-12-14 19:41:09,008 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 338 transitions. [2022-12-14 19:41:09,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:41:09,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:09,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 19:41:20,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:20,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 140 states and 359 transitions. [2022-12-14 19:41:20,718 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 359 transitions. [2022-12-14 19:41:20,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:41:20,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:20,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:25,514 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:41:45,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 146 states and 385 transitions. [2022-12-14 19:41:45,171 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 385 transitions. [2022-12-14 19:41:45,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:41:45,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:45,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:45,192 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:41:49,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:49,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 147 states and 387 transitions. [2022-12-14 19:41:49,044 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 387 transitions. [2022-12-14 19:41:49,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:41:49,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:49,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:54,764 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:42:35,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:35,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 159 states and 447 transitions. [2022-12-14 19:42:35,034 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 447 transitions. [2022-12-14 19:42:35,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:42:35,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:35,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:42:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:41,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 162 states and 457 transitions. [2022-12-14 19:42:41,878 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 457 transitions. [2022-12-14 19:42:41,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:42:41,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:41,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:42:45,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:45,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 164 states and 463 transitions. [2022-12-14 19:42:45,534 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 463 transitions. [2022-12-14 19:42:45,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:42:45,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:45,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:45,562 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:42:48,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:48,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 163 states and 459 transitions. [2022-12-14 19:42:48,816 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 459 transitions. [2022-12-14 19:42:48,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:42:48,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:48,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:43:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:43:00,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 168 states and 477 transitions. [2022-12-14 19:43:00,629 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 477 transitions. [2022-12-14 19:43:00,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:43:00,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:43:00,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:43:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:43:00,660 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:43:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:43:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 176 states and 526 transitions. [2022-12-14 19:43:24,924 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 526 transitions. [2022-12-14 19:43:24,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:43:24,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:43:24,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:43:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:43:28,986 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:43:38,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:43:38,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 177 states and 532 transitions. [2022-12-14 19:43:38,774 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 532 transitions. [2022-12-14 19:43:38,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:43:38,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:43:38,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:43:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:43:39,118 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:43:45,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:43:45,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 179 states and 552 transitions. [2022-12-14 19:43:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 552 transitions. [2022-12-14 19:43:45,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:43:45,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:43:45,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:43:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:43:45,601 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:43:51,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:43:51,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 181 states and 567 transitions. [2022-12-14 19:43:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 567 transitions. [2022-12-14 19:43:51,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:43:51,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:43:51,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:43:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:43:56,730 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:44:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:44:11,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 185 states and 591 transitions. [2022-12-14 19:44:11,937 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 591 transitions. [2022-12-14 19:44:11,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:44:11,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:44:11,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:44:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:44:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:44:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:44:18,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 188 states and 596 transitions. [2022-12-14 19:44:18,126 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 596 transitions. [2022-12-14 19:44:18,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:44:18,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:44:18,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:44:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:44:18,229 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:44:25,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:44:25,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 191 states and 608 transitions. [2022-12-14 19:44:25,478 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 608 transitions. [2022-12-14 19:44:25,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:44:25,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:44:25,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:44:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:44:26,096 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:44:29,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:44:29,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 191 states and 607 transitions. [2022-12-14 19:44:29,548 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 607 transitions. [2022-12-14 19:44:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:44:29,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:44:29,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:44:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:44:30,009 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:44:41,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:44:41,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 195 states and 645 transitions. [2022-12-14 19:44:41,984 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 645 transitions. [2022-12-14 19:44:41,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:44:41,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:44:41,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:44:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:44:42,014 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:44:54,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:44:54,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 200 states and 679 transitions. [2022-12-14 19:44:54,470 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 679 transitions. [2022-12-14 19:44:54,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:44:54,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:44:54,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:44:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:44:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:45:00,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:45:00,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 202 states and 697 transitions. [2022-12-14 19:45:00,593 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 697 transitions. [2022-12-14 19:45:00,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:45:00,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:45:00,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:45:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:45:05,769 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:45:29,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:45:29,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 208 states and 733 transitions. [2022-12-14 19:45:29,642 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 733 transitions. [2022-12-14 19:45:29,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:45:29,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:45:29,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:45:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:45:29,731 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:45:36,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:45:36,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 210 states and 747 transitions. [2022-12-14 19:45:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 747 transitions. [2022-12-14 19:45:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:45:36,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:45:36,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:45:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:45:36,864 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:45:44,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:45:44,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 212 states and 772 transitions. [2022-12-14 19:45:44,153 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 772 transitions. [2022-12-14 19:45:44,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:45:44,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:45:44,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:45:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:45:45,458 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:45:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:45:50,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 214 states and 782 transitions. [2022-12-14 19:45:50,625 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 782 transitions. [2022-12-14 19:45:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:45:50,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:45:50,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:45:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:45:51,023 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:45:55,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:45:55,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 216 states and 792 transitions. [2022-12-14 19:45:55,086 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 792 transitions. [2022-12-14 19:45:55,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:45:55,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:45:55,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:45:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:45:55,182 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:46:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:46:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 219 states and 811 transitions. [2022-12-14 19:46:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 811 transitions. [2022-12-14 19:46:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:46:02,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:46:02,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:46:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:46:02,995 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:46:13,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:46:13,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 222 states and 823 transitions. [2022-12-14 19:46:13,656 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 823 transitions. [2022-12-14 19:46:13,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:46:13,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:46:13,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:46:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:46:26,809 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:47:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:47:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 234 states and 879 transitions. [2022-12-14 19:47:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 879 transitions. [2022-12-14 19:47:36,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:47:36,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:47:36,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:47:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:47:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:48:17,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:48:17,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 241 states and 923 transitions. [2022-12-14 19:48:17,504 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 923 transitions. [2022-12-14 19:48:17,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:48:17,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:48:17,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:48:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:48:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:48:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:48:23,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 243 states and 928 transitions. [2022-12-14 19:48:23,494 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 928 transitions. [2022-12-14 19:48:23,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:48:23,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:48:23,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:48:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:48:23,537 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:48:39,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:48:39,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 247 states and 940 transitions. [2022-12-14 19:48:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 940 transitions. [2022-12-14 19:48:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:48:39,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:48:39,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:48:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:48:39,150 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:48:49,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:48:49,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 250 states and 944 transitions. [2022-12-14 19:48:49,775 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 944 transitions. [2022-12-14 19:48:49,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:48:49,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:48:49,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:48:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:49:48,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:48,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 256 states and 970 transitions. [2022-12-14 19:49:48,184 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 970 transitions. [2022-12-14 19:49:48,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:49:48,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:48,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:50:00,201 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:51:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 268 states and 1032 transitions. [2022-12-14 19:51:09,252 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 1032 transitions. [2022-12-14 19:51:09,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:51:09,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:09,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:09,313 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:51:16,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:16,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 270 states and 1039 transitions. [2022-12-14 19:51:16,154 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 1039 transitions. [2022-12-14 19:51:16,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:51:16,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:16,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:16,217 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:51:26,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 273 states and 1052 transitions. [2022-12-14 19:51:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 1052 transitions. [2022-12-14 19:51:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:51:26,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:26,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:26,109 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 19:51:34,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:51:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 276 states and 1057 transitions. [2022-12-14 19:51:34,666 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 1057 transitions. [2022-12-14 19:51:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:51:34,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:51:34,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:51:34,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:51:45,995 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.