./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/mbpr5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/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_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/mbpr5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5503daab190ef8b57bdc3b49ed300bfd661cba05f76774439c2c92cf1668f08b --- 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 22:27:52,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:27:52,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:27:52,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:27:52,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:27:52,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:27:52,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:27:52,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:27:52,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:27:52,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:27:52,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:27:52,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:27:52,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:27:52,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:27:52,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:27:52,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:27:52,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:27:52,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:27:52,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:27:52,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:27:52,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:27:52,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:27:52,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:27:52,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:27:52,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:27:52,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:27:52,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:27:52,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:27:52,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:27:52,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:27:52,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:27:52,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:27:52,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:27:52,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:27:52,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:27:52,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:27:52,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:27:52,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:27:52,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:27:52,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:27:52,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:27:52,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:27:52,225 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:27:52,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:27:52,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:27:52,226 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:27:52,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:27:52,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:27:52,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:27:52,227 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:27:52,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:27:52,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:27:52,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:27:52,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:27:52,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:27:52,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:27:52,228 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:27:52,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:27:52,229 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:27:52,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:27:52,229 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:27:52,229 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:27:52,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:27:52,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:27:52,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:27:52,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:27:52,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:27:52,230 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:27:52,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:27:52,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:27:52,231 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_002783d5-e94e-4c61-ad7d-d599af9888c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5503daab190ef8b57bdc3b49ed300bfd661cba05f76774439c2c92cf1668f08b [2022-12-14 22:27:52,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:27:52,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:27:52,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:27:52,457 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:27:52,458 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:27:52,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-tiling/mbpr5.c [2022-12-14 22:27:55,062 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:27:55,219 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:27:55,220 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/sv-benchmarks/c/array-tiling/mbpr5.c [2022-12-14 22:27:55,224 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/data/b6991c0e5/16b68adce2824b908327db7cf11b23dd/FLAG73c87a0bb [2022-12-14 22:27:55,235 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/data/b6991c0e5/16b68adce2824b908327db7cf11b23dd [2022-12-14 22:27:55,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:27:55,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:27:55,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:27:55,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:27:55,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:27:55,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ada450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55, skipping insertion in model container [2022-12-14 22:27:55,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:27:55,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:27:55,371 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/sv-benchmarks/c/array-tiling/mbpr5.c[396,409] [2022-12-14 22:27:55,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:27:55,421 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:27:55,434 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/sv-benchmarks/c/array-tiling/mbpr5.c[396,409] [2022-12-14 22:27:55,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:27:55,475 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:27:55,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55 WrapperNode [2022-12-14 22:27:55,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:27:55,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:27:55,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:27:55,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:27:55,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,524 INFO L138 Inliner]: procedures = 15, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 181 [2022-12-14 22:27:55,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:27:55,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:27:55,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:27:55,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:27:55,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,557 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:27:55,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:27:55,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:27:55,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:27:55,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:55" (1/1) ... [2022-12-14 22:27:55,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:27:55,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:27:55,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:27:55,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_002783d5-e94e-4c61-ad7d-d599af9888c9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:27:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:27:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:27:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:27:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:27:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:27:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:27:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:27:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:27:55,701 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:27:55,703 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:27:55,932 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:27:56,035 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:27:56,035 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-14 22:27:56,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:27:56 BoogieIcfgContainer [2022-12-14 22:27:56,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:27:56,039 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:27:56,039 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:27:56,048 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:27:56,048 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:27:56" (1/1) ... [2022-12-14 22:27:56,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:27:56,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:27:56,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-12-14 22:27:56,112 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-12-14 22:27:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 22:27:56,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:27:56,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:27:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:27:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:27:56,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:27:56,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2022-12-14 22:27:56,591 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2022-12-14 22:27:56,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 22:27:56,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:27:56,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:27:56,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:27:56,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:27:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:27:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2022-12-14 22:27:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2022-12-14 22:27:56,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 22:27:56,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:27:56,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:27:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:27:57,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 22:27:57,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:27:57,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2022-12-14 22:27:57,272 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2022-12-14 22:27:57,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 22:27:57,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:27:57,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:27:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:27:57,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 22:27:57,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:27:57,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2022-12-14 22:27:57,401 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2022-12-14 22:27:57,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 22:27:57,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:27:57,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:27:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:27:57,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:27:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:27:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2022-12-14 22:27:57,609 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2022-12-14 22:27:57,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 22:27:57,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:27:57,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:27:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:27:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:28:01,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:01,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 33 states and 67 transitions. [2022-12-14 22:28:01,528 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 67 transitions. [2022-12-14 22:28:01,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 22:28:01,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:01,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:01,875 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:28:03,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:03,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 33 states and 66 transitions. [2022-12-14 22:28:03,098 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 66 transitions. [2022-12-14 22:28:03,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 22:28:03,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:03,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:28:05,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:05,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 38 states and 79 transitions. [2022-12-14 22:28:05,164 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 79 transitions. [2022-12-14 22:28:05,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 22:28:05,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:05,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:28:06,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:06,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 41 states and 85 transitions. [2022-12-14 22:28:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 85 transitions. [2022-12-14 22:28:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 22:28:06,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:06,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:06,585 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:28:07,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:07,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 90 transitions. [2022-12-14 22:28:07,377 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 90 transitions. [2022-12-14 22:28:07,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 22:28:07,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:07,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:07,492 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:28:07,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:07,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2022-12-14 22:28:07,874 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2022-12-14 22:28:07,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 22:28:07,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:07,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:08,189 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 22:28:08,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:08,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2022-12-14 22:28:08,807 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2022-12-14 22:28:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 22:28:08,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:08,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 22:28:10,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:10,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 94 transitions. [2022-12-14 22:28:10,345 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 94 transitions. [2022-12-14 22:28:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 22:28:10,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:10,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 22:28:16,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2022-12-14 22:28:16,257 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2022-12-14 22:28:16,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:28:16,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:16,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:16,458 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 22:28:17,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:17,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 63 states and 121 transitions. [2022-12-14 22:28:17,988 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 121 transitions. [2022-12-14 22:28:17,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:28:17,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:17,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:18,223 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 22:28:18,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:18,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 63 states and 116 transitions. [2022-12-14 22:28:18,717 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 116 transitions. [2022-12-14 22:28:18,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 22:28:18,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:18,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:18,937 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 22:28:19,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 56 states and 105 transitions. [2022-12-14 22:28:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 105 transitions. [2022-12-14 22:28:19,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 22:28:19,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:19,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:19,918 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 22:28:23,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:23,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 65 states and 124 transitions. [2022-12-14 22:28:23,476 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2022-12-14 22:28:23,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 22:28:23,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:23,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:23,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 22:28:24,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:24,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 65 states and 121 transitions. [2022-12-14 22:28:24,521 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 121 transitions. [2022-12-14 22:28:24,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 22:28:24,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:24,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:24,844 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 22:28:26,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:26,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 110 transitions. [2022-12-14 22:28:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 110 transitions. [2022-12-14 22:28:26,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 22:28:26,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:26,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:27,198 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:28:28,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 67 states and 116 transitions. [2022-12-14 22:28:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 116 transitions. [2022-12-14 22:28:28,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 22:28:28,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:28,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 22:28:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 77 states and 136 transitions. [2022-12-14 22:28:37,605 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 136 transitions. [2022-12-14 22:28:37,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 22:28:37,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:37,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:37,789 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 22:28:40,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:40,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 82 states and 145 transitions. [2022-12-14 22:28:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2022-12-14 22:28:40,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 22:28:40,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:40,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:28:40,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:40,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 79 states and 136 transitions. [2022-12-14 22:28:40,925 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 136 transitions. [2022-12-14 22:28:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 22:28:40,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:40,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:41,115 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 22:28:42,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:42,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 80 states and 136 transitions. [2022-12-14 22:28:42,215 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 136 transitions. [2022-12-14 22:28:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 22:28:42,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:42,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:44,696 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:28:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:50,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 85 states and 148 transitions. [2022-12-14 22:28:50,251 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 148 transitions. [2022-12-14 22:28:50,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 22:28:50,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:50,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 22:28:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:51,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 86 states and 149 transitions. [2022-12-14 22:28:51,008 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 149 transitions. [2022-12-14 22:28:51,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 22:28:51,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:51,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:51,788 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 22:28:56,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:56,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 93 states and 160 transitions. [2022-12-14 22:28:56,007 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 160 transitions. [2022-12-14 22:28:56,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 22:28:56,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:28:56,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:28:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:28:57,994 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:29:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 106 states and 185 transitions. [2022-12-14 22:29:06,342 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 185 transitions. [2022-12-14 22:29:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 22:29:06,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:06,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:06,472 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 22:29:07,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:07,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 101 states and 175 transitions. [2022-12-14 22:29:07,025 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 175 transitions. [2022-12-14 22:29:07,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 22:29:07,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:07,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:07,751 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 22:29:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:11,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 106 states and 183 transitions. [2022-12-14 22:29:11,197 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 183 transitions. [2022-12-14 22:29:11,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 22:29:11,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:11,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:16,387 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:29:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 112 states and 200 transitions. [2022-12-14 22:29:24,191 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 200 transitions. [2022-12-14 22:29:24,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 22:29:24,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:24,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 22:29:26,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:26,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 116 states and 207 transitions. [2022-12-14 22:29:26,998 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 207 transitions. [2022-12-14 22:29:26,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 22:29:26,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:26,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:27,256 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 22:29:30,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:30,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 121 states and 215 transitions. [2022-12-14 22:29:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 215 transitions. [2022-12-14 22:29:30,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 22:29:30,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:30,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:33,347 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 22:29:40,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:40,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 127 states and 234 transitions. [2022-12-14 22:29:40,373 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 234 transitions. [2022-12-14 22:29:40,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 22:29:40,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:40,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 22:29:43,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:43,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 128 states and 234 transitions. [2022-12-14 22:29:43,201 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 234 transitions. [2022-12-14 22:29:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 22:29:43,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:43,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:29:46,200 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:29:59,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:29:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 142 states and 277 transitions. [2022-12-14 22:29:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 277 transitions. [2022-12-14 22:29:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 22:29:59,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:29:59,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:29:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:00,631 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:30:03,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:03,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 133 states and 255 transitions. [2022-12-14 22:30:03,054 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 255 transitions. [2022-12-14 22:30:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 22:30:03,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:03,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 22:30:07,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:07,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 133 states and 254 transitions. [2022-12-14 22:30:07,113 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 254 transitions. [2022-12-14 22:30:07,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 22:30:07,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:07,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:11,163 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:30:25,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:25,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 139 states and 275 transitions. [2022-12-14 22:30:25,047 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 275 transitions. [2022-12-14 22:30:25,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 22:30:25,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:25,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:31,196 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:30:34,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:34,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 140 states and 275 transitions. [2022-12-14 22:30:34,682 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 275 transitions. [2022-12-14 22:30:34,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 22:30:34,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:34,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:30:40,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 139 states and 274 transitions. [2022-12-14 22:30:40,462 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 274 transitions. [2022-12-14 22:30:40,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 22:30:40,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:40,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:41,178 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:30:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 140 states and 275 transitions. [2022-12-14 22:30:42,120 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 275 transitions. [2022-12-14 22:30:42,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 22:30:42,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:42,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:44,227 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 22:30:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:30:51,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 293 transitions. [2022-12-14 22:30:51,825 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 293 transitions. [2022-12-14 22:30:51,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 22:30:51,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:30:51,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:30:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:30:58,076 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 37 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 22:31:05,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:05,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 143 states and 292 transitions. [2022-12-14 22:31:05,772 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 292 transitions. [2022-12-14 22:31:05,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 22:31:05,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:05,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:09,016 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:31:37,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:37,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 161 states and 353 transitions. [2022-12-14 22:31:37,300 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 353 transitions. [2022-12-14 22:31:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 22:31:37,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:37,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:39,118 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:32:00,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:00,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 179 states and 384 transitions. [2022-12-14 22:32:00,441 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 384 transitions. [2022-12-14 22:32:00,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 22:32:00,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:00,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:03,285 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 22:32:15,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:15,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 182 states and 391 transitions. [2022-12-14 22:32:15,005 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 391 transitions. [2022-12-14 22:32:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 22:32:15,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:15,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:17,451 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 22:32:18,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:18,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 183 states and 391 transitions. [2022-12-14 22:32:18,497 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 391 transitions. [2022-12-14 22:32:18,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 22:32:18,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:18,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:20,548 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-12-14 22:32:23,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 184 states and 391 transitions. [2022-12-14 22:32:23,421 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 391 transitions. [2022-12-14 22:32:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 22:32:23,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:23,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:24,868 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:32:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:27,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 184 states and 388 transitions. [2022-12-14 22:32:27,210 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 388 transitions. [2022-12-14 22:32:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 22:32:27,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:27,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 22:32:30,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:30,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 185 states and 389 transitions. [2022-12-14 22:32:30,981 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 389 transitions. [2022-12-14 22:32:30,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 22:32:30,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:30,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:32,187 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-12-14 22:32:33,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:33,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 186 states and 390 transitions. [2022-12-14 22:32:33,514 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 390 transitions. [2022-12-14 22:32:33,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 22:32:33,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:33,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:32:38,808 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 22:32:57,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:57,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 198 states and 412 transitions. [2022-12-14 22:32:57,863 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 412 transitions. [2022-12-14 22:32:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 22:32:57,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:57,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 22:33:03,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 199 states and 412 transitions. [2022-12-14 22:33:03,883 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 412 transitions. [2022-12-14 22:33:03,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 22:33:03,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:03,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:04,589 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:33:06,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:06,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 200 states and 414 transitions. [2022-12-14 22:33:06,164 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 414 transitions. [2022-12-14 22:33:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 22:33:06,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:06,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:33:07,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:07,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 201 states and 416 transitions. [2022-12-14 22:33:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 416 transitions. [2022-12-14 22:33:07,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 22:33:07,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:07,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:08,122 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:33:09,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:09,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 202 states and 418 transitions. [2022-12-14 22:33:09,854 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 418 transitions. [2022-12-14 22:33:09,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 22:33:09,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:09,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:10,026 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:33:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:11,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 203 states and 420 transitions. [2022-12-14 22:33:11,782 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 420 transitions. [2022-12-14 22:33:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 22:33:11,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:11,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:12,900 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 22:33:14,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:14,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 204 states and 421 transitions. [2022-12-14 22:33:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 421 transitions. [2022-12-14 22:33:14,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 22:33:14,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:14,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 22:33:23,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:23,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 208 states and 428 transitions. [2022-12-14 22:33:23,989 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 428 transitions. [2022-12-14 22:33:23,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 22:33:23,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:23,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:25,958 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-12-14 22:33:46,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:33:46,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 223 states and 451 transitions. [2022-12-14 22:33:46,028 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 451 transitions. [2022-12-14 22:33:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 22:33:46,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:33:46,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:33:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:33:55,898 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 48 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 22:34:02,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:34:02,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 224 states and 451 transitions. [2022-12-14 22:34:02,600 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 451 transitions. [2022-12-14 22:34:02,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 22:34:02,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:34:02,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:34:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:34:02,921 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-14 22:34:04,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:34:04,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 224 states and 448 transitions. [2022-12-14 22:34:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 448 transitions. [2022-12-14 22:34:04,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 22:34:04,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:34:04,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:34:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:34:17,683 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:35:26,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:35:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 243 states and 525 transitions. [2022-12-14 22:35:26,066 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 525 transitions. [2022-12-14 22:35:26,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 22:35:26,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:35:26,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:35:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:35:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 22:35:33,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:35:33,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 244 states and 525 transitions. [2022-12-14 22:35:33,181 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 525 transitions. [2022-12-14 22:35:33,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 22:35:33,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:35:33,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:35:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:35:35,042 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 22:35:45,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:35:45,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 251 states and 535 transitions. [2022-12-14 22:35:45,765 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 535 transitions. [2022-12-14 22:35:45,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 22:35:45,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:35:45,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:35:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:35:52,239 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 22:36:10,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 262 states and 552 transitions. [2022-12-14 22:36:10,525 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 552 transitions. [2022-12-14 22:36:10,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 22:36:10,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:10,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:36:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 22:36:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:17,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 263 states and 552 transitions. [2022-12-14 22:36:17,174 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 552 transitions. [2022-12-14 22:36:17,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 22:36:17,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:17,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:36:18,042 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:36:24,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:24,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 264 states and 554 transitions. [2022-12-14 22:36:24,217 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 554 transitions. [2022-12-14 22:36:24,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 22:36:24,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:24,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:36:26,737 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 10 proven. 21 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 22:36:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:39,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 271 states and 569 transitions. [2022-12-14 22:36:39,136 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 569 transitions. [2022-12-14 22:36:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 22:36:39,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:39,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:36:40,595 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 10 proven. 21 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 22:36:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:42,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 272 states and 571 transitions. [2022-12-14 22:36:42,337 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 571 transitions. [2022-12-14 22:36:42,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 22:36:42,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:42,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:36:43,791 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-14 22:36:45,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:45,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 261 states and 553 transitions. [2022-12-14 22:36:45,518 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 553 transitions. [2022-12-14 22:36:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 22:36:45,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:45,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:36:47,895 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 22:36:51,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:51,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 262 states and 555 transitions. [2022-12-14 22:36:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 555 transitions. [2022-12-14 22:36:51,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 22:36:51,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:51,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:36:53,090 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 22:36:54,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:36:54,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 263 states and 556 transitions. [2022-12-14 22:36:54,995 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 556 transitions. [2022-12-14 22:36:54,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 22:36:54,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:36:54,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:36:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:37:04,193 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 1 proven. 48 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 22:37:37,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:37:37,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 277 states and 579 transitions. [2022-12-14 22:37:37,759 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 579 transitions. [2022-12-14 22:37:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 22:37:37,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:37:37,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:37:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:37:45,067 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 3 proven. 46 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 22:37:46,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:37:46,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 278 states and 579 transitions. [2022-12-14 22:37:46,682 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 579 transitions. [2022-12-14 22:37:46,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 22:37:46,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:37:46,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:37:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:38:06,736 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:39:33,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:39:33,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 300 states and 668 transitions. [2022-12-14 22:39:33,688 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 668 transitions. [2022-12-14 22:39:33,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 22:39:33,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:39:33,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:39:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:39:35,359 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-14 22:39:37,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:39:37,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 301 states and 669 transitions. [2022-12-14 22:39:37,820 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 669 transitions. [2022-12-14 22:39:37,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 22:39:37,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:39:37,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:39:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:39:39,787 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-14 22:39:41,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:39:41,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 302 states and 670 transitions. [2022-12-14 22:39:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 670 transitions. [2022-12-14 22:39:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 22:39:41,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:39:41,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:39:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:39:47,352 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 22:40:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 309 states and 680 transitions. [2022-12-14 22:40:04,203 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 680 transitions. [2022-12-14 22:40:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 22:40:04,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:04,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 78 proven. 23 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 22:40:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:18,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 310 states and 682 transitions. [2022-12-14 22:40:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 682 transitions. [2022-12-14 22:40:18,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 22:40:18,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:18,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:19,750 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 10 proven. 21 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-14 22:40:21,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:21,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 296 states and 659 transitions. [2022-12-14 22:40:21,627 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 659 transitions. [2022-12-14 22:40:21,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 22:40:21,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:21,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:34,439 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-12-14 22:40:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:44,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 284 states and 630 transitions. [2022-12-14 22:40:44,671 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 630 transitions. [2022-12-14 22:40:44,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 22:40:44,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:44,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:40:45,736 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 22 proven. 21 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 22:40:48,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:40:48,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 284 states and 627 transitions. [2022-12-14 22:40:48,095 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 627 transitions. [2022-12-14 22:40:48,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 22:40:48,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:40:48,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:40:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:41:07,562 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.