./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de61.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de61.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ --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 49b7efdcf8f4d6c873493bd370328870547a88b20d287c5de5342268b0966917 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:24:38,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:24:38,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:24:38,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:24:38,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:24:38,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:24:38,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:24:38,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:24:38,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:24:38,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:24:38,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:24:38,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:24:38,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:24:38,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:24:38,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:24:38,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:24:38,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:24:38,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:24:38,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:24:38,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:24:38,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:24:38,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:24:38,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:24:38,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:24:38,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:24:38,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:24:38,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:24:38,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:24:38,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:24:38,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:24:38,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:24:38,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:24:39,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:24:39,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:24:39,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:24:39,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:24:39,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:24:39,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:24:39,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:24:39,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:24:39,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:24:39,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:24:39,035 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:24:39,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:24:39,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:24:39,037 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:24:39,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:24:39,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:24:39,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:24:39,039 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:24:39,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:24:39,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:24:39,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:24:39,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:24:39,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:24:39,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:24:39,040 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:24:39,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:24:39,041 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:24:39,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:24:39,042 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:24:39,042 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:24:39,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:24:39,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:24:39,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:24:39,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:24:39,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:24:39,048 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:24:39,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:24:39,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:24:39,049 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_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49b7efdcf8f4d6c873493bd370328870547a88b20d287c5de5342268b0966917 [2021-11-23 01:24:39,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:24:39,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:24:39,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:24:39,384 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:24:39,385 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:24:39,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loops-crafted-1/in-de61.c [2021-11-23 01:24:39,475 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/data/7ef9dddc4/1fdf2e84236a45918667eb73dcac3fa9/FLAG222875e97 [2021-11-23 01:24:39,997 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:24:39,998 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/sv-benchmarks/c/loops-crafted-1/in-de61.c [2021-11-23 01:24:40,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/data/7ef9dddc4/1fdf2e84236a45918667eb73dcac3fa9/FLAG222875e97 [2021-11-23 01:24:40,338 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/data/7ef9dddc4/1fdf2e84236a45918667eb73dcac3fa9 [2021-11-23 01:24:40,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:24:40,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:24:40,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:24:40,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:24:40,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:24:40,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d29cc76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40, skipping insertion in model container [2021-11-23 01:24:40,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:24:40,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:24:40,519 WARN L230 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_975b68d5-df02-4d99-b458-a92e09589877/sv-benchmarks/c/loops-crafted-1/in-de61.c[368,381] [2021-11-23 01:24:40,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:24:40,545 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:24:40,559 WARN L230 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_975b68d5-df02-4d99-b458-a92e09589877/sv-benchmarks/c/loops-crafted-1/in-de61.c[368,381] [2021-11-23 01:24:40,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:24:40,578 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:24:40,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40 WrapperNode [2021-11-23 01:24:40,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:24:40,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:24:40,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:24:40,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:24:40,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,619 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2021-11-23 01:24:40,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:24:40,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:24:40,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:24:40,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:24:40,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:24:40,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:24:40,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:24:40,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:24:40,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:24:40,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:24:40,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:24:40,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_975b68d5-df02-4d99-b458-a92e09589877/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:24:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:24:40,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:24:40,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:24:40,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:24:40,805 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:24:40,807 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:24:40,943 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:24:40,968 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:24:40,969 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-23 01:24:40,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:24:40 BoogieIcfgContainer [2021-11-23 01:24:40,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:24:40,973 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:24:40,973 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:24:40,984 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:24:40,985 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:24:40" (1/1) ... [2021-11-23 01:24:40,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:24:41,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:41,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2021-11-23 01:24:41,073 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2021-11-23 01:24:41,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:24:41,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:41,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:41,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:41,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2021-11-23 01:24:41,977 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2021-11-23 01:24:41,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:24:41,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:41,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:42,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:42,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 21 states and 40 transitions. [2021-11-23 01:24:42,346 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 40 transitions. [2021-11-23 01:24:42,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:24:42,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:42,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:42,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:42,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:42,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 24 states and 46 transitions. [2021-11-23 01:24:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 46 transitions. [2021-11-23 01:24:42,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:24:42,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:42,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:42,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2021-11-23 01:24:42,888 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2021-11-23 01:24:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:24:42,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:42,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:43,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:43,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:43,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2021-11-23 01:24:43,191 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2021-11-23 01:24:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:24:43,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:43,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:43,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:24:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:43,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2021-11-23 01:24:43,860 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2021-11-23 01:24:43,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:24:43,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:43,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:44,022 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:44,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:44,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2021-11-23 01:24:44,227 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2021-11-23 01:24:44,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:24:44,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:44,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:44,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:44,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:44,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 34 states and 69 transitions. [2021-11-23 01:24:44,774 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 69 transitions. [2021-11-23 01:24:44,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:24:44,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:44,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:44,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:45,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:45,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 35 states and 71 transitions. [2021-11-23 01:24:45,194 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 71 transitions. [2021-11-23 01:24:45,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:24:45,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:45,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:45,326 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:45,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:45,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 36 states and 73 transitions. [2021-11-23 01:24:45,575 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 73 transitions. [2021-11-23 01:24:45,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:24:45,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:45,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:45,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:46,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:46,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 39 states and 82 transitions. [2021-11-23 01:24:46,596 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 82 transitions. [2021-11-23 01:24:46,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:24:46,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:46,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:24:47,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:47,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 42 states and 87 transitions. [2021-11-23 01:24:47,179 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 87 transitions. [2021-11-23 01:24:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:24:47,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:47,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:47,251 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:24:47,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:47,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 43 states and 88 transitions. [2021-11-23 01:24:47,449 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 88 transitions. [2021-11-23 01:24:47,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:24:47,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:47,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:47,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:47,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 90 transitions. [2021-11-23 01:24:47,674 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 90 transitions. [2021-11-23 01:24:47,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:24:47,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:47,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:47,858 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:48,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 46 states and 92 transitions. [2021-11-23 01:24:48,202 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 92 transitions. [2021-11-23 01:24:48,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:24:48,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:48,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:48,282 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:49,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:49,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 108 transitions. [2021-11-23 01:24:49,225 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 108 transitions. [2021-11-23 01:24:49,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:24:49,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:49,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:49,397 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:49,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:49,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 52 states and 110 transitions. [2021-11-23 01:24:49,784 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 110 transitions. [2021-11-23 01:24:49,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:24:49,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:49,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:49,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:49,905 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:50,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 54 states and 114 transitions. [2021-11-23 01:24:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 114 transitions. [2021-11-23 01:24:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:24:50,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:50,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:50,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:24:51,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:51,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 58 states and 122 transitions. [2021-11-23 01:24:51,224 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 122 transitions. [2021-11-23 01:24:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:24:51,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:51,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:51,355 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:51,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:51,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 59 states and 124 transitions. [2021-11-23 01:24:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 124 transitions. [2021-11-23 01:24:51,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:24:51,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:51,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:53,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:57,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:57,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 68 states and 148 transitions. [2021-11-23 01:24:57,533 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 148 transitions. [2021-11-23 01:24:57,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:24:57,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:57,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:57,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:59,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:59,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 70 states and 155 transitions. [2021-11-23 01:24:59,367 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 155 transitions. [2021-11-23 01:24:59,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:24:59,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:59,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:59,632 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:00,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:00,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 71 states and 157 transitions. [2021-11-23 01:25:00,135 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 157 transitions. [2021-11-23 01:25:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:00,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:00,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:01,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:01,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 74 states and 164 transitions. [2021-11-23 01:25:01,024 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 164 transitions. [2021-11-23 01:25:01,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:01,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:01,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:01,085 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:25:01,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:01,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 75 states and 165 transitions. [2021-11-23 01:25:01,421 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 165 transitions. [2021-11-23 01:25:01,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:01,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:01,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:01,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:25:02,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 78 states and 168 transitions. [2021-11-23 01:25:02,377 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 168 transitions. [2021-11-23 01:25:02,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:02,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:02,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:02,537 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:03,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 79 states and 171 transitions. [2021-11-23 01:25:03,072 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 171 transitions. [2021-11-23 01:25:03,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:03,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:03,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:03,112 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:04,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 83 states and 180 transitions. [2021-11-23 01:25:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 180 transitions. [2021-11-23 01:25:04,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:04,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:04,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:04,747 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:07,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:07,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 87 states and 198 transitions. [2021-11-23 01:25:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 198 transitions. [2021-11-23 01:25:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:07,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:07,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:07,450 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:10,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:10,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 92 states and 207 transitions. [2021-11-23 01:25:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 207 transitions. [2021-11-23 01:25:10,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:10,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:10,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:10,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:10,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:10,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 94 states and 212 transitions. [2021-11-23 01:25:10,698 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 212 transitions. [2021-11-23 01:25:10,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:10,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:10,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:10,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:11,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:11,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 95 states and 214 transitions. [2021-11-23 01:25:11,347 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 214 transitions. [2021-11-23 01:25:11,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:25:11,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:11,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:11,673 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:12,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 96 states and 216 transitions. [2021-11-23 01:25:12,266 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 216 transitions. [2021-11-23 01:25:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:25:12,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:12,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:12,300 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:25:13,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:13,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 99 states and 222 transitions. [2021-11-23 01:25:13,536 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 222 transitions. [2021-11-23 01:25:13,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:25:13,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:13,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:13,570 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:25:13,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:13,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 101 states and 225 transitions. [2021-11-23 01:25:13,890 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 225 transitions. [2021-11-23 01:25:13,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:25:13,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:13,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:14,523 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:25:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:16,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 103 states and 230 transitions. [2021-11-23 01:25:16,183 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 230 transitions. [2021-11-23 01:25:16,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:25:16,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:16,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:16,224 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:25:17,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:17,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 106 states and 233 transitions. [2021-11-23 01:25:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 233 transitions. [2021-11-23 01:25:17,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:25:17,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:17,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:18,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 107 states and 237 transitions. [2021-11-23 01:25:18,120 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 237 transitions. [2021-11-23 01:25:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:25:18,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:18,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:18,522 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:25:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:20,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 112 states and 244 transitions. [2021-11-23 01:25:20,329 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 244 transitions. [2021-11-23 01:25:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:25:20,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:20,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:20,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:20,662 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:21,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:21,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 113 states and 246 transitions. [2021-11-23 01:25:21,379 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 246 transitions. [2021-11-23 01:25:21,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:25:21,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:21,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:22,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:22,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 114 states and 248 transitions. [2021-11-23 01:25:22,501 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 248 transitions. [2021-11-23 01:25:22,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:25:22,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:22,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:23,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 115 states and 251 transitions. [2021-11-23 01:25:23,335 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 251 transitions. [2021-11-23 01:25:23,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:25:23,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:23,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:23,382 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:25,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:25,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 119 states and 262 transitions. [2021-11-23 01:25:25,417 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 262 transitions. [2021-11-23 01:25:25,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:25,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:25,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:25,776 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 120 states and 264 transitions. [2021-11-23 01:25:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 264 transitions. [2021-11-23 01:25:26,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:26,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:26,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:26,849 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:27,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:27,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 121 states and 265 transitions. [2021-11-23 01:25:27,653 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 265 transitions. [2021-11-23 01:25:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:27,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:27,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:27,692 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:25:29,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:29,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 125 states and 274 transitions. [2021-11-23 01:25:29,757 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 274 transitions. [2021-11-23 01:25:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:29,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:29,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:29,794 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:25:30,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 127 states and 277 transitions. [2021-11-23 01:25:30,201 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 277 transitions. [2021-11-23 01:25:30,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:30,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:30,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:30,251 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:25:31,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:31,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 129 states and 279 transitions. [2021-11-23 01:25:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 279 transitions. [2021-11-23 01:25:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:31,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:31,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:32,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:32,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 132 states and 284 transitions. [2021-11-23 01:25:32,460 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 284 transitions. [2021-11-23 01:25:32,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:32,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:32,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:32,508 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:25:33,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:33,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 134 states and 287 transitions. [2021-11-23 01:25:33,007 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 287 transitions. [2021-11-23 01:25:33,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:33,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:33,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:33,072 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:25:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 135 states and 287 transitions. [2021-11-23 01:25:33,609 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 287 transitions. [2021-11-23 01:25:33,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:33,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:33,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:33,895 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:34,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:34,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 137 states and 291 transitions. [2021-11-23 01:25:34,879 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 291 transitions. [2021-11-23 01:25:34,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:34,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:34,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:35,166 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:36,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:36,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 139 states and 293 transitions. [2021-11-23 01:25:36,393 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 293 transitions. [2021-11-23 01:25:36,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:25:36,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:36,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:36,903 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:37,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:37,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 140 states and 295 transitions. [2021-11-23 01:25:37,819 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 295 transitions. [2021-11-23 01:25:37,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:25:37,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:37,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:38,047 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:38,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:38,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 141 states and 296 transitions. [2021-11-23 01:25:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 296 transitions. [2021-11-23 01:25:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:25:38,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:38,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:38,986 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:25:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:39,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 142 states and 297 transitions. [2021-11-23 01:25:39,446 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 297 transitions. [2021-11-23 01:25:39,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:25:39,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:39,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:39,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:25:42,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:42,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 147 states and 307 transitions. [2021-11-23 01:25:42,318 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 307 transitions. [2021-11-23 01:25:42,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:25:42,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:42,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:42,368 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:25:42,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:42,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 148 states and 309 transitions. [2021-11-23 01:25:42,942 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 309 transitions. [2021-11-23 01:25:42,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:25:42,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:42,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:42,996 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:25:44,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:44,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 150 states and 310 transitions. [2021-11-23 01:25:44,445 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 310 transitions. [2021-11-23 01:25:44,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:25:44,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:44,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:44,951 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:45,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:45,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 151 states and 312 transitions. [2021-11-23 01:25:45,972 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 312 transitions. [2021-11-23 01:25:45,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:25:45,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:45,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:46,290 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:47,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:47,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 152 states and 313 transitions. [2021-11-23 01:25:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 313 transitions. [2021-11-23 01:25:47,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:25:47,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:47,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:47,407 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:25:50,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:50,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 157 states and 323 transitions. [2021-11-23 01:25:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 323 transitions. [2021-11-23 01:25:50,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:25:50,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:50,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:50,870 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:25:51,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:51,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 159 states and 326 transitions. [2021-11-23 01:25:51,379 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 326 transitions. [2021-11-23 01:25:51,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:25:51,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:51,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:51,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:52,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:52,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 160 states and 329 transitions. [2021-11-23 01:25:52,846 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 329 transitions. [2021-11-23 01:25:52,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:25:52,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:52,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:25:59,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:59,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 161 states and 330 transitions. [2021-11-23 01:25:59,898 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 330 transitions. [2021-11-23 01:25:59,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:25:59,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:59,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:59,958 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 165 states and 341 transitions. [2021-11-23 01:26:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 341 transitions. [2021-11-23 01:26:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:26:03,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:03,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:26:14,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:14,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 173 states and 355 transitions. [2021-11-23 01:26:14,292 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 355 transitions. [2021-11-23 01:26:14,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:26:14,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:14,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:14,343 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:26:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:15,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 174 states and 357 transitions. [2021-11-23 01:26:15,114 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 357 transitions. [2021-11-23 01:26:15,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:26:15,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:15,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:15,309 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:26:17,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:17,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 177 states and 363 transitions. [2021-11-23 01:26:17,983 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 363 transitions. [2021-11-23 01:26:17,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:26:17,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:17,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:18,182 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:26:20,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:20,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 179 states and 367 transitions. [2021-11-23 01:26:20,528 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 367 transitions. [2021-11-23 01:26:20,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:26:20,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:20,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:20,588 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 184 states and 388 transitions. [2021-11-23 01:26:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 388 transitions. [2021-11-23 01:26:26,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:26:26,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:26,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:26,320 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:28,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 186 states and 391 transitions. [2021-11-23 01:26:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 391 transitions. [2021-11-23 01:26:28,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:26:28,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:28,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:28,489 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:26:29,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:29,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 187 states and 395 transitions. [2021-11-23 01:26:29,915 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 395 transitions. [2021-11-23 01:26:29,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:26:29,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:29,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:29,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:29,969 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 189 states and 399 transitions. [2021-11-23 01:26:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 399 transitions. [2021-11-23 01:26:30,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:30,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:30,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:31,425 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:32,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 190 states and 401 transitions. [2021-11-23 01:26:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 401 transitions. [2021-11-23 01:26:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:32,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:32,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:34,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:34,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 191 states and 402 transitions. [2021-11-23 01:26:34,630 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 402 transitions. [2021-11-23 01:26:34,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:34,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:34,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:34,688 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:26:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:37,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 197 states and 408 transitions. [2021-11-23 01:26:37,929 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 408 transitions. [2021-11-23 01:26:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:37,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:37,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:37,991 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:39,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 200 states and 413 transitions. [2021-11-23 01:26:39,501 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 413 transitions. [2021-11-23 01:26:39,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:39,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:39,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:41,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:41,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 202 states and 416 transitions. [2021-11-23 01:26:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 416 transitions. [2021-11-23 01:26:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:41,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:41,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:41,330 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:44,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:44,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 207 states and 432 transitions. [2021-11-23 01:26:44,980 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 432 transitions. [2021-11-23 01:26:44,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:44,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:44,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:45,032 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:46,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 208 states and 433 transitions. [2021-11-23 01:26:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 433 transitions. [2021-11-23 01:26:46,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:46,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:46,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:49,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:49,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 211 states and 438 transitions. [2021-11-23 01:26:49,326 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 438 transitions. [2021-11-23 01:26:49,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:49,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:49,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,383 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:51,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:51,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 213 states and 441 transitions. [2021-11-23 01:26:51,853 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 441 transitions. [2021-11-23 01:26:51,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:51,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:51,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:52,236 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:53,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 214 states and 444 transitions. [2021-11-23 01:26:53,512 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 444 transitions. [2021-11-23 01:26:53,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:53,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:26:56,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:56,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 216 states and 452 transitions. [2021-11-23 01:26:56,689 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 452 transitions. [2021-11-23 01:26:56,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:26:56,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:56,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 217 states and 454 transitions. [2021-11-23 01:26:59,025 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 454 transitions. [2021-11-23 01:26:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:26:59,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:27:00,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 218 states and 455 transitions. [2021-11-23 01:27:00,976 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 455 transitions. [2021-11-23 01:27:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:27:00,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:00,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:01,016 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:27:06,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:06,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 224 states and 466 transitions. [2021-11-23 01:27:06,565 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 466 transitions. [2021-11-23 01:27:06,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:27:06,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:06,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:06,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:06,607 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:27:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:07,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 226 states and 469 transitions. [2021-11-23 01:27:07,342 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 469 transitions. [2021-11-23 01:27:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:27:07,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:07,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:27:08,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 227 states and 470 transitions. [2021-11-23 01:27:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 470 transitions. [2021-11-23 01:27:08,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:27:08,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,356 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:27:13,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:13,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 232 states and 480 transitions. [2021-11-23 01:27:13,099 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 480 transitions. [2021-11-23 01:27:13,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:27:13,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:13,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,296 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:27:14,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:14,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 234 states and 483 transitions. [2021-11-23 01:27:14,673 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 483 transitions. [2021-11-23 01:27:14,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:27:14,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:14,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:14,724 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:27:15,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 235 states and 485 transitions. [2021-11-23 01:27:15,815 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 485 transitions. [2021-11-23 01:27:15,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:27:15,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,458 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:27:23,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 243 states and 496 transitions. [2021-11-23 01:27:23,609 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 496 transitions. [2021-11-23 01:27:23,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:27:23,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:26,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 244 states and 498 transitions. [2021-11-23 01:27:26,294 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 498 transitions. [2021-11-23 01:27:26,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:27:26,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:27:28,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 245 states and 499 transitions. [2021-11-23 01:27:28,587 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 499 transitions. [2021-11-23 01:27:28,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:27:28,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:28,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:28,656 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 246 states and 502 transitions. [2021-11-23 01:27:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 502 transitions. [2021-11-23 01:27:31,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:27:31,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:31,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:31,067 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:27:35,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:35,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 250 states and 515 transitions. [2021-11-23 01:27:35,562 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 515 transitions. [2021-11-23 01:27:35,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:27:35,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:35,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:35,616 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:27:36,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:36,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 251 states and 516 transitions. [2021-11-23 01:27:36,731 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 516 transitions. [2021-11-23 01:27:36,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:27:36,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:36,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:36,791 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:27:39,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:39,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 253 states and 522 transitions. [2021-11-23 01:27:39,135 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 522 transitions. [2021-11-23 01:27:39,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:27:39,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:39,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:40,199 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:42,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 254 states and 524 transitions. [2021-11-23 01:27:42,180 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 524 transitions. [2021-11-23 01:27:42,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:27:42,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:42,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:27:44,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 255 states and 525 transitions. [2021-11-23 01:27:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 525 transitions. [2021-11-23 01:27:44,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:27:44,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:44,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:45,079 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:27:53,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:53,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 262 states and 537 transitions. [2021-11-23 01:27:53,540 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 537 transitions. [2021-11-23 01:27:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:27:53,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:53,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:27:54,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 264 states and 540 transitions. [2021-11-23 01:27:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 540 transitions. [2021-11-23 01:27:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:27:54,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:54,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:56,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:56,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 267 states and 545 transitions. [2021-11-23 01:27:56,772 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 545 transitions. [2021-11-23 01:27:56,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:27:56,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:56,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:28:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 271 states and 549 transitions. [2021-11-23 01:28:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 549 transitions. [2021-11-23 01:28:00,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:28:00,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:00,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:28:02,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:02,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 274 states and 552 transitions. [2021-11-23 01:28:02,336 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 552 transitions. [2021-11-23 01:28:02,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:28:02,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:02,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:05,881 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:28:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:17,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 283 states and 564 transitions. [2021-11-23 01:28:17,350 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 564 transitions. [2021-11-23 01:28:17,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:28:17,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:17,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:18,395 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:28:19,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:19,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 284 states and 565 transitions. [2021-11-23 01:28:19,503 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 565 transitions. [2021-11-23 01:28:19,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:28:19,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:19,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:19,562 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:28:22,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:22,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 286 states and 566 transitions. [2021-11-23 01:28:22,216 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 566 transitions. [2021-11-23 01:28:22,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:28:22,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:22,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:28:25,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:25,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 288 states and 568 transitions. [2021-11-23 01:28:25,269 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 568 transitions. [2021-11-23 01:28:25,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:25,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:25,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:28,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:28,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 289 states and 570 transitions. [2021-11-23 01:28:28,387 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 570 transitions. [2021-11-23 01:28:28,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:28,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:28,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:28,824 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:28:31,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:31,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 290 states and 571 transitions. [2021-11-23 01:28:31,181 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 571 transitions. [2021-11-23 01:28:31,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:31,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:31,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:31,234 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:28:32,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:32,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 291 states and 572 transitions. [2021-11-23 01:28:32,103 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 572 transitions. [2021-11-23 01:28:32,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:32,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:32,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:32,160 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:28:34,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:34,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 294 states and 578 transitions. [2021-11-23 01:28:34,920 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 578 transitions. [2021-11-23 01:28:34,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:34,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:34,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:34,983 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:28:36,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 295 states and 581 transitions. [2021-11-23 01:28:36,155 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 581 transitions. [2021-11-23 01:28:36,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:36,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:36,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:28:39,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 297 states and 586 transitions. [2021-11-23 01:28:39,174 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 586 transitions. [2021-11-23 01:28:39,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:39,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:39,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:39,402 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:28:40,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:40,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 298 states and 589 transitions. [2021-11-23 01:28:40,616 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 589 transitions. [2021-11-23 01:28:40,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:40,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:40,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:28:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 299 states and 591 transitions. [2021-11-23 01:28:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 591 transitions. [2021-11-23 01:28:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:41,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:41,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:41,898 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:28:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:43,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 300 states and 592 transitions. [2021-11-23 01:28:43,539 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 592 transitions. [2021-11-23 01:28:43,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:43,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:43,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:43,586 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:28:45,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:45,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 302 states and 593 transitions. [2021-11-23 01:28:45,799 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 593 transitions. [2021-11-23 01:28:45,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:45,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:45,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:45,859 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:28:47,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:47,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 303 states and 594 transitions. [2021-11-23 01:28:47,829 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 594 transitions. [2021-11-23 01:28:47,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:47,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:47,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:47,882 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:28:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:50,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 305 states and 595 transitions. [2021-11-23 01:28:50,515 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 595 transitions. [2021-11-23 01:28:50,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:28:50,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:50,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:50,572 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:28:51,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:51,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 306 states and 598 transitions. [2021-11-23 01:28:51,739 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 598 transitions. [2021-11-23 01:28:51,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:28:51,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:51,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:52,844 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:55,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:55,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 307 states and 600 transitions. [2021-11-23 01:28:55,588 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 600 transitions. [2021-11-23 01:28:55,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:28:55,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:55,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:56,161 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:28:58,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:58,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 308 states and 601 transitions. [2021-11-23 01:28:58,909 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 601 transitions. [2021-11-23 01:28:58,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:28:58,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:58,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:59,476 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:29:11,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:11,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 316 states and 614 transitions. [2021-11-23 01:29:11,742 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 614 transitions. [2021-11-23 01:29:11,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:11,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:11,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:29:13,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:13,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 318 states and 617 transitions. [2021-11-23 01:29:13,132 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 617 transitions. [2021-11-23 01:29:13,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:13,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:13,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:13,204 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:16,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:16,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 319 states and 620 transitions. [2021-11-23 01:29:16,171 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 620 transitions. [2021-11-23 01:29:16,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:16,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:16,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:16,248 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:29:22,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:22,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 323 states and 633 transitions. [2021-11-23 01:29:22,146 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 633 transitions. [2021-11-23 01:29:22,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:22,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:22,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:22,208 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:29:23,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:23,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 324 states and 634 transitions. [2021-11-23 01:29:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 634 transitions. [2021-11-23 01:29:23,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:23,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:23,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:24,485 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:29:26,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:26,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 326 states and 637 transitions. [2021-11-23 01:29:26,324 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 637 transitions. [2021-11-23 01:29:26,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:26,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:26,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:26,383 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:29:29,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:29,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 328 states and 643 transitions. [2021-11-23 01:29:29,364 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 643 transitions. [2021-11-23 01:29:29,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:29,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:29,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:36,229 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:30:03,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:03,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 341 states and 663 transitions. [2021-11-23 01:30:03,657 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 663 transitions. [2021-11-23 01:30:03,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:03,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:03,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:30:11,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:11,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 346 states and 673 transitions. [2021-11-23 01:30:11,305 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 673 transitions. [2021-11-23 01:30:11,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:11,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:11,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:11,372 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:15,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:15,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 348 states and 677 transitions. [2021-11-23 01:30:15,455 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 677 transitions. [2021-11-23 01:30:15,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:15,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:15,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:16,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:16,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 349 states and 678 transitions. [2021-11-23 01:30:16,806 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 678 transitions. [2021-11-23 01:30:16,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:16,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:16,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:24,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 355 states and 696 transitions. [2021-11-23 01:30:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 696 transitions. [2021-11-23 01:30:24,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:24,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:24,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:24,864 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:29,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:29,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 358 states and 704 transitions. [2021-11-23 01:30:29,868 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 704 transitions. [2021-11-23 01:30:29,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:29,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:29,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:29,935 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:31,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 359 states and 707 transitions. [2021-11-23 01:30:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 707 transitions. [2021-11-23 01:30:31,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:31,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:31,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:31,674 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:37,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:37,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 361 states and 715 transitions. [2021-11-23 01:30:37,918 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 715 transitions. [2021-11-23 01:30:37,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:30:37,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:37,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:39,531 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:43,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:43,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 362 states and 717 transitions. [2021-11-23 01:30:43,048 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 717 transitions. [2021-11-23 01:30:43,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:30:43,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:43,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:43,706 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:30:47,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:47,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 363 states and 718 transitions. [2021-11-23 01:30:47,107 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 718 transitions. [2021-11-23 01:30:47,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:30:47,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:47,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:30:55,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 371 states and 726 transitions. [2021-11-23 01:30:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 726 transitions. [2021-11-23 01:30:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:30:55,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:55,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:58,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 374 states and 731 transitions. [2021-11-23 01:30:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 731 transitions. [2021-11-23 01:30:58,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:30:58,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:58,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:31:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 378 states and 738 transitions. [2021-11-23 01:31:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 738 transitions. [2021-11-23 01:31:05,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:05,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,970 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:31:09,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 380 states and 740 transitions. [2021-11-23 01:31:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 740 transitions. [2021-11-23 01:31:09,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:09,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,469 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 381 states and 740 transitions. [2021-11-23 01:31:11,051 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 740 transitions. [2021-11-23 01:31:11,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:11,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,100 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:31:14,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 383 states and 741 transitions. [2021-11-23 01:31:14,322 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 741 transitions. [2021-11-23 01:31:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:14,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,390 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 384 states and 742 transitions. [2021-11-23 01:31:15,820 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 742 transitions. [2021-11-23 01:31:15,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:15,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,903 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:22,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 387 states and 747 transitions. [2021-11-23 01:31:22,948 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 747 transitions. [2021-11-23 01:31:22,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:22,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:32,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 393 states and 766 transitions. [2021-11-23 01:31:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 766 transitions. [2021-11-23 01:31:32,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:32,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:44,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 398 states and 782 transitions. [2021-11-23 01:31:44,210 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 782 transitions. [2021-11-23 01:31:44,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:31:44,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,299 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:46,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 399 states and 785 transitions. [2021-11-23 01:31:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 785 transitions. [2021-11-23 01:31:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:31:46,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,844 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:51,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 400 states and 787 transitions. [2021-11-23 01:31:51,321 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 787 transitions. [2021-11-23 01:31:51,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:31:51,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,178 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:31:55,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 401 states and 788 transitions. [2021-11-23 01:31:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 788 transitions. [2021-11-23 01:31:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:31:55,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,252 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:32:13,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 410 states and 802 transitions. [2021-11-23 01:32:13,474 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 802 transitions. [2021-11-23 01:32:13,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:13,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,525 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:32:14,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 412 states and 805 transitions. [2021-11-23 01:32:14,983 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 805 transitions. [2021-11-23 01:32:14,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:14,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,195 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:32:16,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 413 states and 806 transitions. [2021-11-23 01:32:16,450 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 806 transitions. [2021-11-23 01:32:16,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:16,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,520 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:32:20,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 416 states and 812 transitions. [2021-11-23 01:32:20,387 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 812 transitions. [2021-11-23 01:32:20,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:20,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,479 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:32:46,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 424 states and 823 transitions. [2021-11-23 01:32:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 823 transitions. [2021-11-23 01:32:46,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:46,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:46,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:46,837 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:49,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:49,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 425 states and 824 transitions. [2021-11-23 01:32:49,368 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 824 transitions. [2021-11-23 01:32:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:49,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:49,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:49,439 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:32:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 427 states and 828 transitions. [2021-11-23 01:32:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 828 transitions. [2021-11-23 01:32:53,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:53,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:53,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:32:55,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:55,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 428 states and 831 transitions. [2021-11-23 01:32:55,668 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 831 transitions. [2021-11-23 01:32:55,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:55,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:55,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:55,742 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:32:57,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:57,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 429 states and 833 transitions. [2021-11-23 01:32:57,596 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 833 transitions. [2021-11-23 01:32:57,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:57,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:57,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:58,924 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:33:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:02,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 432 states and 836 transitions. [2021-11-23 01:33:02,012 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 836 transitions. [2021-11-23 01:33:02,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:33:02,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:02,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:02,576 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:33:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:06,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 435 states and 840 transitions. [2021-11-23 01:33:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 840 transitions. [2021-11-23 01:33:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:33:06,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:06,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:06,952 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:33:10,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 437 states and 841 transitions. [2021-11-23 01:33:10,126 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 841 transitions. [2021-11-23 01:33:10,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:33:10,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:10,177 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:33:11,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:11,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 438 states and 841 transitions. [2021-11-23 01:33:11,866 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 841 transitions. [2021-11-23 01:33:11,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:33:11,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:11,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:11,918 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:33:14,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:14,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 439 states and 844 transitions. [2021-11-23 01:33:14,131 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 844 transitions. [2021-11-23 01:33:14,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:33:14,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:14,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:15,600 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:33:36,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:36,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 446 states and 852 transitions. [2021-11-23 01:33:36,846 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 852 transitions. [2021-11-23 01:33:36,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:33:36,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:36,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:41,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:41,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 447 states and 854 transitions. [2021-11-23 01:33:41,875 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 854 transitions. [2021-11-23 01:33:41,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:33:41,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:41,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:42,717 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:33:46,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:46,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 448 states and 855 transitions. [2021-11-23 01:33:46,351 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 855 transitions. [2021-11-23 01:33:46,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:33:46,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:46,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:46,418 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:50,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 449 states and 858 transitions. [2021-11-23 01:33:50,445 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 858 transitions. [2021-11-23 01:33:50,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:33:50,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:50,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:33:58,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 453 states and 872 transitions. [2021-11-23 01:33:58,587 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 872 transitions. [2021-11-23 01:33:58,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:33:58,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:58,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:34:00,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:00,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 454 states and 873 transitions. [2021-11-23 01:34:00,410 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 873 transitions. [2021-11-23 01:34:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:34:00,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:00,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:00,604 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:34:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:02,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 455 states and 876 transitions. [2021-11-23 01:34:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 876 transitions. [2021-11-23 01:34:02,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:34:02,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:02,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:34:06,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:06,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 457 states and 880 transitions. [2021-11-23 01:34:06,768 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 880 transitions. [2021-11-23 01:34:06,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:34:06,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:06,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:06,823 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:34:08,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 458 states and 880 transitions. [2021-11-23 01:34:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 880 transitions. [2021-11-23 01:34:08,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:34:08,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:08,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:34:11,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:11,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 459 states and 881 transitions. [2021-11-23 01:34:11,019 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 881 transitions. [2021-11-23 01:34:11,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:34:11,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:11,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:11,079 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:34:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 460 states and 884 transitions. [2021-11-23 01:34:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 884 transitions. [2021-11-23 01:34:12,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:34:12,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:12,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:18,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 461 states and 886 transitions. [2021-11-23 01:34:18,559 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 886 transitions. [2021-11-23 01:34:18,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:34:18,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:34:23,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:23,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 462 states and 887 transitions. [2021-11-23 01:34:23,484 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 887 transitions. [2021-11-23 01:34:23,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:34:23,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:23,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 01:34:46,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 472 states and 902 transitions. [2021-11-23 01:34:46,366 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 902 transitions. [2021-11-23 01:34:46,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:34:46,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:46,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:46,411 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 01:34:48,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:48,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 474 states and 905 transitions. [2021-11-23 01:34:48,069 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 905 transitions. [2021-11-23 01:34:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:34:48,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:48,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:48,127 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:34:59,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 483 states and 914 transitions. [2021-11-23 01:34:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 914 transitions. [2021-11-23 01:34:59,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:34:59,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:59,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:03,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:03,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 486 states and 919 transitions. [2021-11-23 01:35:03,764 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 919 transitions. [2021-11-23 01:35:03,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:03,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:03,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:03,835 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:35:12,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:12,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 490 states and 927 transitions. [2021-11-23 01:35:12,759 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 927 transitions. [2021-11-23 01:35:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:12,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:12,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:13,859 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 01:35:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:16,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 492 states and 930 transitions. [2021-11-23 01:35:16,479 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 930 transitions. [2021-11-23 01:35:16,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:16,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:16,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:16,557 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:35:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:20,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 494 states and 932 transitions. [2021-11-23 01:35:20,591 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 932 transitions. [2021-11-23 01:35:20,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:20,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:20,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:20,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:23,409 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:35:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 495 states and 933 transitions. [2021-11-23 01:35:25,049 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 933 transitions. [2021-11-23 01:35:25,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:25,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:25,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:25,108 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:35:28,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:28,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 497 states and 934 transitions. [2021-11-23 01:35:28,822 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 934 transitions. [2021-11-23 01:35:28,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:28,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:28,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:28,874 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:35:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 498 states and 934 transitions. [2021-11-23 01:35:30,742 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 934 transitions. [2021-11-23 01:35:30,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:30,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:30,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:30,808 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:35:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 500 states and 936 transitions. [2021-11-23 01:35:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 936 transitions. [2021-11-23 01:35:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:35,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:35,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:35,076 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:35:36,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:36,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 501 states and 939 transitions. [2021-11-23 01:35:36,876 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 939 transitions. [2021-11-23 01:35:36,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:35:36,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:36,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:36,933 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:35:39,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 502 states and 939 transitions. [2021-11-23 01:35:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 939 transitions. [2021-11-23 01:35:39,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:35:39,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:39,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:40,891 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 503 states and 941 transitions. [2021-11-23 01:35:45,280 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 941 transitions. [2021-11-23 01:35:45,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:35:45,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:45,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:46,084 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:35:50,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:50,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 504 states and 942 transitions. [2021-11-23 01:35:50,659 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 942 transitions. [2021-11-23 01:35:50,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:35:50,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:50,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:50,717 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:35:52,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:52,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 505 states and 943 transitions. [2021-11-23 01:35:52,313 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 943 transitions. [2021-11-23 01:35:52,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:35:52,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:52,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:52,376 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:35:59,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:59,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 508 states and 951 transitions. [2021-11-23 01:35:59,038 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 951 transitions. [2021-11-23 01:35:59,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:35:59,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:59,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:59,101 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:36:01,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:01,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 509 states and 954 transitions. [2021-11-23 01:36:01,335 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 954 transitions. [2021-11-23 01:36:01,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:36:01,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:01,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:36:03,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:03,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 510 states and 956 transitions. [2021-11-23 01:36:03,745 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 956 transitions. [2021-11-23 01:36:03,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:36:03,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:03,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:03,813 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:36:05,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:05,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 511 states and 958 transitions. [2021-11-23 01:36:05,992 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 958 transitions. [2021-11-23 01:36:05,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:36:05,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:05,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:06,183 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:36:08,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:08,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 513 states and 960 transitions. [2021-11-23 01:36:08,855 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 960 transitions. [2021-11-23 01:36:08,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:36:08,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:08,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:08,915 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:36:12,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:12,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 515 states and 961 transitions. [2021-11-23 01:36:12,882 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 961 transitions. [2021-11-23 01:36:12,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:36:12,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:12,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:36:17,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:17,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 517 states and 964 transitions. [2021-11-23 01:36:17,484 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 964 transitions. [2021-11-23 01:36:17,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:36:17,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:17,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:17,555 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:36:19,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:19,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 518 states and 967 transitions. [2021-11-23 01:36:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 967 transitions. [2021-11-23 01:36:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:36:19,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:19,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:19,772 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:36:21,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 519 states and 967 transitions. [2021-11-23 01:36:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 967 transitions. [2021-11-23 01:36:21,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:36:21,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:21,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:28,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 520 states and 969 transitions. [2021-11-23 01:36:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 969 transitions. [2021-11-23 01:36:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:36:28,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:28,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:29,631 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:36:34,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 521 states and 970 transitions. [2021-11-23 01:36:34,538 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 970 transitions. [2021-11-23 01:36:34,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:36:34,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:34,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:35,569 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked.