./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:42:05,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:42:05,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:42:06,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:42:06,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:42:06,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:42:06,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:42:06,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:42:06,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:42:06,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:42:06,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:42:06,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:42:06,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:42:06,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:42:06,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:42:06,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:42:06,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:42:06,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:42:06,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:42:06,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:42:06,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:42:06,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:42:06,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:42:06,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:42:06,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:42:06,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:42:06,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:42:06,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:42:06,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:42:06,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:42:06,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:42:06,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:42:06,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:42:06,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:42:06,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:42:06,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:42:06,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:42:06,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:42:06,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:42:06,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:42:06,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:42:06,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-25 07:42:06,115 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:42:06,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:42:06,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:42:06,117 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:42:06,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:42:06,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:42:06,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:42:06,118 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:42:06,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:42:06,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:42:06,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:42:06,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:42:06,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:42:06,127 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:42:06,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:42:06,127 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:42:06,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:42:06,128 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:42:06,128 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:42:06,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:42:06,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:42:06,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:42:06,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:42:06,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:42:06,129 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:42:06,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:42:06,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:42:06,130 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_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 [2021-11-25 07:42:06,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:42:06,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:42:06,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:42:06,447 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:42:06,448 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:42:06,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2021-11-25 07:42:06,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/data/c92c5d2e7/8c0c7b182de74b7c932238a025e796ef/FLAG6263aa5dd [2021-11-25 07:42:07,053 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:42:07,053 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2021-11-25 07:42:07,065 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/data/c92c5d2e7/8c0c7b182de74b7c932238a025e796ef/FLAG6263aa5dd [2021-11-25 07:42:07,459 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/data/c92c5d2e7/8c0c7b182de74b7c932238a025e796ef [2021-11-25 07:42:07,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:42:07,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:42:07,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:42:07,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:42:07,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:42:07,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233dffde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07, skipping insertion in model container [2021-11-25 07:42:07,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:42:07,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:42:07,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:42:07,681 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:42:07,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:42:07,701 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:42:07,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07 WrapperNode [2021-11-25 07:42:07,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:42:07,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:42:07,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:42:07,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:42:07,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,738 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2021-11-25 07:42:07,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:42:07,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:42:07,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:42:07,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:42:07,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:42:07,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:42:07,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:42:07,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:42:07,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:42:07" (1/1) ... [2021-11-25 07:42:07,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:42:07,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:42:07,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:42:07,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5c95e52-f2e9-4362-9b75-43e25ed48316/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:42:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:42:07,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:42:07,926 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:42:07,928 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:42:08,053 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:42:08,079 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:42:08,080 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-25 07:42:08,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:42:08 BoogieIcfgContainer [2021-11-25 07:42:08,082 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:42:08,083 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:42:08,083 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:42:08,107 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:42:08,108 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:42:08" (1/1) ... [2021-11-25 07:42:08,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:42:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-25 07:42:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-25 07:42:08,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:42:08,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:08,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:08,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:42:08,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:08,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-11-25 07:42:08,398 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-25 07:42:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:42:08,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:08,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:08,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:42:08,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:08,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-11-25 07:42:08,695 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-25 07:42:08,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:42:08,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:08,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:08,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:42:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:09,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2021-11-25 07:42:09,150 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2021-11-25 07:42:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:42:09,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:09,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:09,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:09,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:42:09,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:09,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2021-11-25 07:42:09,868 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2021-11-25 07:42:09,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:42:09,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:09,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:09,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:09,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:42:10,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:10,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2021-11-25 07:42:10,514 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2021-11-25 07:42:10,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:42:10,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:10,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:10,564 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:42:11,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:11,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2021-11-25 07:42:11,184 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2021-11-25 07:42:11,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:42:11,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:11,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:11,211 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:42:11,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2021-11-25 07:42:11,782 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2021-11-25 07:42:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:42:11,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:11,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:11,986 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:42:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2021-11-25 07:42:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2021-11-25 07:42:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:42:12,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:12,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:42:13,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:13,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 82 transitions. [2021-11-25 07:42:13,500 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 82 transitions. [2021-11-25 07:42:13,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:42:13,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:13,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:13,622 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:42:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2021-11-25 07:42:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2021-11-25 07:42:14,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:42:14,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:14,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 07:42:14,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:14,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2021-11-25 07:42:14,894 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2021-11-25 07:42:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:42:14,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:14,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:14,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 07:42:15,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:15,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 82 transitions. [2021-11-25 07:42:15,611 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 82 transitions. [2021-11-25 07:42:15,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:42:15,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:15,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:15,861 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:42:16,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:16,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2021-11-25 07:42:16,856 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2021-11-25 07:42:16,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:42:16,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:16,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:16,971 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:42:20,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:20,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2021-11-25 07:42:20,052 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2021-11-25 07:42:20,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:42:20,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:20,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:42:23,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:23,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 86 states and 141 transitions. [2021-11-25 07:42:23,359 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 141 transitions. [2021-11-25 07:42:23,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:42:23,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:23,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:42:23,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:23,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 86 states and 140 transitions. [2021-11-25 07:42:23,879 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 140 transitions. [2021-11-25 07:42:23,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:42:23,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:23,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:23,913 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:42:24,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:24,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-25 07:42:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-25 07:42:24,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:42:24,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:24,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:25,336 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:42:28,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:28,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 99 states and 166 transitions. [2021-11-25 07:42:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 166 transitions. [2021-11-25 07:42:28,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:42:28,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:28,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:28,707 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:42:29,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:29,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 102 states and 170 transitions. [2021-11-25 07:42:29,327 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 170 transitions. [2021-11-25 07:42:29,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:42:29,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:29,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:29,346 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:42:30,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:30,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 105 states and 174 transitions. [2021-11-25 07:42:30,170 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 174 transitions. [2021-11-25 07:42:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:42:30,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:30,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:30,190 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:42:30,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:30,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 107 states and 178 transitions. [2021-11-25 07:42:30,689 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 178 transitions. [2021-11-25 07:42:30,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:42:30,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:30,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:31,391 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 44 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:42:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:33,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 104 states and 169 transitions. [2021-11-25 07:42:33,079 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 169 transitions. [2021-11-25 07:42:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:42:33,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:33,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:33,109 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:42:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:34,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 106 states and 173 transitions. [2021-11-25 07:42:34,437 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 173 transitions. [2021-11-25 07:42:34,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:42:34,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:34,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:34,997 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:42:36,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:36,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 109 states and 180 transitions. [2021-11-25 07:42:36,812 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 180 transitions. [2021-11-25 07:42:36,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:42:36,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:36,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:37,213 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:42:40,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:40,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 119 states and 212 transitions. [2021-11-25 07:42:40,304 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 212 transitions. [2021-11-25 07:42:40,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:42:40,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:40,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:40,477 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:42:42,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:42,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 125 states and 223 transitions. [2021-11-25 07:42:42,099 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 223 transitions. [2021-11-25 07:42:42,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:42:42,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:42,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:42,117 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 07:42:42,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:42,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 125 states and 222 transitions. [2021-11-25 07:42:42,430 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 222 transitions. [2021-11-25 07:42:42,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:42:42,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:42,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 07:42:43,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:43,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 125 states and 221 transitions. [2021-11-25 07:42:43,172 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 221 transitions. [2021-11-25 07:42:43,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:42:43,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:43,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:43,536 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 11 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:42:44,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:44,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 129 states and 227 transitions. [2021-11-25 07:42:44,820 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 227 transitions. [2021-11-25 07:42:44,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:42:44,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:44,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:44,980 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:42:46,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:46,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 126 states and 220 transitions. [2021-11-25 07:42:46,347 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 220 transitions. [2021-11-25 07:42:46,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:42:46,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:46,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:46,399 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:42:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 126 states and 219 transitions. [2021-11-25 07:42:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 219 transitions. [2021-11-25 07:42:47,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:42:47,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:47,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:48,008 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 07:42:51,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:51,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 136 states and 235 transitions. [2021-11-25 07:42:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 235 transitions. [2021-11-25 07:42:51,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:42:51,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:51,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:51,605 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-25 07:42:52,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:52,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-25 07:42:52,660 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-25 07:42:52,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:42:52,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:52,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:52,678 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-25 07:42:53,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 139 states and 236 transitions. [2021-11-25 07:42:53,739 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 236 transitions. [2021-11-25 07:42:53,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:42:53,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:53,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 68 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:42:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:55,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 143 states and 239 transitions. [2021-11-25 07:42:55,315 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 239 transitions. [2021-11-25 07:42:55,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:42:55,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:55,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:55,340 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-25 07:42:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:56,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 143 states and 238 transitions. [2021-11-25 07:42:56,152 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 238 transitions. [2021-11-25 07:42:56,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:42:56,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:56,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:56,605 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 7 proven. 80 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:42:59,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:59,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 149 states and 249 transitions. [2021-11-25 07:42:59,116 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 249 transitions. [2021-11-25 07:42:59,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:42:59,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:59,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:59,132 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-25 07:43:03,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:03,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 163 states and 283 transitions. [2021-11-25 07:43:03,015 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 283 transitions. [2021-11-25 07:43:03,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:43:03,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:03,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:43:08,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 173 states and 319 transitions. [2021-11-25 07:43:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 319 transitions. [2021-11-25 07:43:08,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:43:08,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:08,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:08,059 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:43:08,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:08,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 176 states and 322 transitions. [2021-11-25 07:43:08,638 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 322 transitions. [2021-11-25 07:43:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:43:08,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:08,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-25 07:43:09,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:09,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 179 states and 326 transitions. [2021-11-25 07:43:09,582 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 326 transitions. [2021-11-25 07:43:09,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:43:09,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:09,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:10,591 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 30 proven. 64 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:43:12,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:12,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 183 states and 333 transitions. [2021-11-25 07:43:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 333 transitions. [2021-11-25 07:43:12,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:43:12,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:12,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:12,839 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-25 07:43:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:13,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 183 states and 332 transitions. [2021-11-25 07:43:13,325 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 332 transitions. [2021-11-25 07:43:13,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:43:13,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:13,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:43:16,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:16,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 190 states and 345 transitions. [2021-11-25 07:43:16,983 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 345 transitions. [2021-11-25 07:43:16,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:43:16,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:16,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-25 07:43:19,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 199 states and 357 transitions. [2021-11-25 07:43:19,454 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 357 transitions. [2021-11-25 07:43:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:43:19,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:19,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:19,474 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-25 07:43:21,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:21,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 203 states and 365 transitions. [2021-11-25 07:43:21,285 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 365 transitions. [2021-11-25 07:43:21,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:43:21,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:21,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:21,305 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-25 07:43:22,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:22,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 206 states and 373 transitions. [2021-11-25 07:43:22,349 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 373 transitions. [2021-11-25 07:43:22,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:43:22,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:22,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:22,365 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-25 07:43:24,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 213 states and 386 transitions. [2021-11-25 07:43:24,590 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 386 transitions. [2021-11-25 07:43:24,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:43:24,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:24,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:43:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 216 states and 389 transitions. [2021-11-25 07:43:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 389 transitions. [2021-11-25 07:43:25,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:43:25,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:25,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 61 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:43:29,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:29,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 226 states and 405 transitions. [2021-11-25 07:43:29,135 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 405 transitions. [2021-11-25 07:43:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:43:29,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:29,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:43:30,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:30,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 229 states and 412 transitions. [2021-11-25 07:43:30,647 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 412 transitions. [2021-11-25 07:43:30,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:43:30,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:30,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:30,691 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 61 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:43:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:31,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 232 states and 414 transitions. [2021-11-25 07:43:31,379 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 414 transitions. [2021-11-25 07:43:31,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:43:31,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:31,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:31,394 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-25 07:43:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 235 states and 419 transitions. [2021-11-25 07:43:32,904 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 419 transitions. [2021-11-25 07:43:32,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:43:32,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:32,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 07:43:33,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:33,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 238 states and 422 transitions. [2021-11-25 07:43:33,942 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 422 transitions. [2021-11-25 07:43:33,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:43:33,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:33,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:34,609 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:43:35,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:35,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 241 states and 424 transitions. [2021-11-25 07:43:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 424 transitions. [2021-11-25 07:43:35,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:43:35,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:35,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:35,800 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 07:43:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:36,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 241 states and 423 transitions. [2021-11-25 07:43:36,589 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 423 transitions. [2021-11-25 07:43:36,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:43:36,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:36,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-25 07:43:38,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:38,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 244 states and 425 transitions. [2021-11-25 07:43:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 425 transitions. [2021-11-25 07:43:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:43:38,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:38,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:38,978 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 18 proven. 112 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:43:41,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:41,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 250 states and 433 transitions. [2021-11-25 07:43:41,976 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 433 transitions. [2021-11-25 07:43:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:43:41,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:41,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:42,060 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 18 proven. 112 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:43:42,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:42,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 251 states and 433 transitions. [2021-11-25 07:43:42,663 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 433 transitions. [2021-11-25 07:43:42,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:43:42,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:42,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 07:43:48,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:48,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 261 states and 475 transitions. [2021-11-25 07:43:48,658 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 475 transitions. [2021-11-25 07:43:48,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:43:48,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:48,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 07:43:50,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:50,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 265 states and 483 transitions. [2021-11-25 07:43:50,559 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 483 transitions. [2021-11-25 07:43:50,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:43:50,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:50,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:50,586 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 07:43:52,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:52,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 268 states and 490 transitions. [2021-11-25 07:43:52,483 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 490 transitions. [2021-11-25 07:43:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:43:52,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:52,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:53,358 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:43:56,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:56,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 274 states and 509 transitions. [2021-11-25 07:43:56,702 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 509 transitions. [2021-11-25 07:43:56,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:43:56,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:56,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:43:59,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 277 states and 514 transitions. [2021-11-25 07:43:59,616 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 514 transitions. [2021-11-25 07:43:59,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:43:59,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:59,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:59,640 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-25 07:44:00,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:00,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 280 states and 516 transitions. [2021-11-25 07:44:00,828 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 516 transitions. [2021-11-25 07:44:00,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 07:44:00,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:00,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:00,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:00,859 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:44:02,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 280 states and 514 transitions. [2021-11-25 07:44:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 514 transitions. [2021-11-25 07:44:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 07:44:02,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:02,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-25 07:44:06,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 290 states and 530 transitions. [2021-11-25 07:44:06,521 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 530 transitions. [2021-11-25 07:44:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 07:44:06,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:06,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:06,560 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-25 07:44:08,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:08,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 294 states and 537 transitions. [2021-11-25 07:44:08,629 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 537 transitions. [2021-11-25 07:44:08,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 07:44:08,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:08,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-25 07:44:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 297 states and 539 transitions. [2021-11-25 07:44:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 539 transitions. [2021-11-25 07:44:09,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:44:09,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:09,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 10 proven. 175 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:44:14,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:14,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 303 states and 545 transitions. [2021-11-25 07:44:14,427 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 545 transitions. [2021-11-25 07:44:14,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:44:14,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:14,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:14,519 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 163 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:44:19,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:19,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 313 states and 561 transitions. [2021-11-25 07:44:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 561 transitions. [2021-11-25 07:44:19,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:44:19,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:19,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:19,502 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 163 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:44:23,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:23,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 320 states and 569 transitions. [2021-11-25 07:44:23,522 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 569 transitions. [2021-11-25 07:44:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:44:23,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:23,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:24,605 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:44:36,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:36,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 340 states and 613 transitions. [2021-11-25 07:44:36,651 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 613 transitions. [2021-11-25 07:44:36,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:44:36,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:36,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:36,859 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:44:40,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 344 states and 617 transitions. [2021-11-25 07:44:40,503 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 617 transitions. [2021-11-25 07:44:40,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:44:40,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,703 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:44:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 347 states and 623 transitions. [2021-11-25 07:44:42,764 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 623 transitions. [2021-11-25 07:44:42,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:44:42,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,013 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:44:50,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 354 states and 637 transitions. [2021-11-25 07:44:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 637 transitions. [2021-11-25 07:44:50,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:44:50,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:50,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:44:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:56,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 364 states and 681 transitions. [2021-11-25 07:44:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 681 transitions. [2021-11-25 07:44:56,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:44:56,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:56,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:57,013 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 70 proven. 120 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:45:07,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:07,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 383 states and 711 transitions. [2021-11-25 07:45:07,342 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 711 transitions. [2021-11-25 07:45:07,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:45:07,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:07,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 85 proven. 101 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:45:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:11,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 386 states and 714 transitions. [2021-11-25 07:45:11,839 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 714 transitions. [2021-11-25 07:45:11,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:45:11,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:11,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 42 proven. 173 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:45:18,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:18,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 390 states and 718 transitions. [2021-11-25 07:45:18,734 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 718 transitions. [2021-11-25 07:45:18,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:45:18,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:18,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:21,241 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 94 proven. 115 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:45:25,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:25,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 396 states and 724 transitions. [2021-11-25 07:45:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 724 transitions. [2021-11-25 07:45:25,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:45:25,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:25,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:25,696 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 07:45:26,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:26,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 399 states and 726 transitions. [2021-11-25 07:45:26,844 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 726 transitions. [2021-11-25 07:45:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:45:26,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:26,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 16 proven. 199 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:45:37,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:37,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 412 states and 752 transitions. [2021-11-25 07:45:37,730 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 752 transitions. [2021-11-25 07:45:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:45:37,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:37,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:37,770 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 07:45:43,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:43,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 422 states and 772 transitions. [2021-11-25 07:45:43,661 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 772 transitions. [2021-11-25 07:45:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:45:43,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:43,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:43,700 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 07:45:46,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 426 states and 777 transitions. [2021-11-25 07:45:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 777 transitions. [2021-11-25 07:45:46,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:45:46,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:46,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:46,300 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 07:45:48,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 429 states and 779 transitions. [2021-11-25 07:45:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 779 transitions. [2021-11-25 07:45:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:45:48,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:48,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:48,048 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-25 07:45:51,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:51,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 432 states and 786 transitions. [2021-11-25 07:45:51,037 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 786 transitions. [2021-11-25 07:45:51,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:45:51,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:51,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:53,033 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:45:58,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:58,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 439 states and 814 transitions. [2021-11-25 07:45:58,674 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 814 transitions. [2021-11-25 07:45:58,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:45:58,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:58,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:46:02,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:02,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 442 states and 825 transitions. [2021-11-25 07:46:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 825 transitions. [2021-11-25 07:46:02,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:46:02,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:02,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 07:46:13,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:13,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 459 states and 856 transitions. [2021-11-25 07:46:13,925 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 856 transitions. [2021-11-25 07:46:13,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:46:13,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:13,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:14,800 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:46:20,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:20,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 466 states and 865 transitions. [2021-11-25 07:46:20,639 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 865 transitions. [2021-11-25 07:46:20,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:46:20,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:20,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:21,061 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 07:46:31,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:31,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 477 states and 881 transitions. [2021-11-25 07:46:31,926 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 881 transitions. [2021-11-25 07:46:31,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:46:31,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:31,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:32,292 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:46:36,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 484 states and 891 transitions. [2021-11-25 07:46:36,384 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 891 transitions. [2021-11-25 07:46:36,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:46:36,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:36,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:36,750 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:46:38,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:38,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 487 states and 893 transitions. [2021-11-25 07:46:38,473 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 893 transitions. [2021-11-25 07:46:38,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:46:38,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:38,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:38,894 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:46:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:41,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 490 states and 895 transitions. [2021-11-25 07:46:41,387 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 895 transitions. [2021-11-25 07:46:41,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:46:41,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:41,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:46:44,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:44,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 493 states and 899 transitions. [2021-11-25 07:46:44,337 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 899 transitions. [2021-11-25 07:46:44,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:46:44,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:44,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:45,967 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:46:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 503 states and 943 transitions. [2021-11-25 07:46:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 943 transitions. [2021-11-25 07:46:56,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:46:56,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:56,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:47:03,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:03,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 510 states and 954 transitions. [2021-11-25 07:47:03,094 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 954 transitions. [2021-11-25 07:47:03,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:47:03,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:03,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:06,194 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 58 proven. 191 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:47:11,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 513 states and 957 transitions. [2021-11-25 07:47:11,424 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 957 transitions. [2021-11-25 07:47:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:47:11,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:11,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:11,487 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-25 07:47:13,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:13,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 516 states and 960 transitions. [2021-11-25 07:47:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 960 transitions. [2021-11-25 07:47:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:47:13,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:13,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:16,223 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 49 proven. 231 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:47:26,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:26,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 529 states and 980 transitions. [2021-11-25 07:47:26,387 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 980 transitions. [2021-11-25 07:47:26,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:47:26,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:26,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:26,505 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 49 proven. 231 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:47:30,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:30,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 536 states and 987 transitions. [2021-11-25 07:47:30,246 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 987 transitions. [2021-11-25 07:47:30,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:47:30,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:30,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:30,391 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 49 proven. 231 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:47:37,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 546 states and 1005 transitions. [2021-11-25 07:47:37,721 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1005 transitions. [2021-11-25 07:47:37,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:47:37,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:37,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:38,954 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 73 proven. 204 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:47:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:42,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 549 states and 1009 transitions. [2021-11-25 07:47:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1009 transitions. [2021-11-25 07:47:42,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:47:42,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:42,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:44,717 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 17 proven. 271 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:47:50,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 552 states and 1014 transitions. [2021-11-25 07:47:50,681 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1014 transitions. [2021-11-25 07:47:50,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:47:50,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:50,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:50,811 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 40 proven. 234 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 07:47:57,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:57,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 562 states and 1028 transitions. [2021-11-25 07:47:57,829 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1028 transitions. [2021-11-25 07:47:57,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:47:57,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:57,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:57,955 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 40 proven. 234 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 07:48:03,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:03,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 569 states and 1036 transitions. [2021-11-25 07:48:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1036 transitions. [2021-11-25 07:48:03,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:48:03,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:03,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:03,823 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-25 07:48:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:09,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 576 states and 1045 transitions. [2021-11-25 07:48:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1045 transitions. [2021-11-25 07:48:09,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:48:09,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:09,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:09,274 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 121 proven. 19 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-25 07:48:16,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:16,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 586 states and 1058 transitions. [2021-11-25 07:48:16,922 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1058 transitions. [2021-11-25 07:48:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:48:16,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:16,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:22,519 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 17 proven. 312 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:48:29,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:29,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 586 states and 1055 transitions. [2021-11-25 07:48:29,599 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1055 transitions. [2021-11-25 07:48:29,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:48:29,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:29,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 07:48:42,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:42,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 593 states and 1102 transitions. [2021-11-25 07:48:42,948 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1102 transitions. [2021-11-25 07:48:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:48:42,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:42,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:42,963 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2021-11-25 07:48:49,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:49,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 602 states and 1127 transitions. [2021-11-25 07:48:49,591 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1127 transitions. [2021-11-25 07:48:49,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:48:49,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:49,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:49,606 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2021-11-25 07:48:51,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:51,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 605 states and 1137 transitions. [2021-11-25 07:48:51,958 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1137 transitions. [2021-11-25 07:48:51,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:48:51,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:51,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:51,979 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2021-11-25 07:48:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:53,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 608 states and 1145 transitions. [2021-11-25 07:48:53,615 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1145 transitions. [2021-11-25 07:48:53,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:48:53,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:53,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-11-25 07:49:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:01,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 621 states and 1158 transitions. [2021-11-25 07:49:01,233 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1158 transitions. [2021-11-25 07:49:01,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:49:01,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:01,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 167 proven. 43 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-25 07:49:22,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:22,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 638 states and 1189 transitions. [2021-11-25 07:49:22,782 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1189 transitions. [2021-11-25 07:49:22,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:49:22,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:22,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 167 proven. 43 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-25 07:49:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 646 states and 1202 transitions. [2021-11-25 07:49:33,152 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1202 transitions. [2021-11-25 07:49:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:49:33,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:33,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:33,173 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-25 07:49:44,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 661 states and 1232 transitions. [2021-11-25 07:49:44,283 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1232 transitions. [2021-11-25 07:49:44,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:49:44,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:44,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:44,298 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-25 07:49:45,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:45,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 664 states and 1235 transitions. [2021-11-25 07:49:45,765 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1235 transitions. [2021-11-25 07:49:45,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:49:45,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:45,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:45,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:46,879 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-25 07:49:50,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 664 states and 1232 transitions. [2021-11-25 07:49:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1232 transitions. [2021-11-25 07:49:50,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:49:50,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:50,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-25 07:49:55,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:55,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 670 states and 1243 transitions. [2021-11-25 07:49:55,541 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1243 transitions. [2021-11-25 07:49:55,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:49:55,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:55,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:56,180 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-25 07:49:59,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:59,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 673 states and 1247 transitions. [2021-11-25 07:49:59,282 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1247 transitions. [2021-11-25 07:49:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:49:59,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:59,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:01,744 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:50:13,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:13,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 680 states and 1259 transitions. [2021-11-25 07:50:13,293 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1259 transitions. [2021-11-25 07:50:13,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:50:13,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:13,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:13,309 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-25 07:50:14,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:14,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 683 states and 1262 transitions. [2021-11-25 07:50:14,769 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1262 transitions. [2021-11-25 07:50:14,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:50:14,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:14,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:14,803 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:50:20,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:20,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 687 states and 1267 transitions. [2021-11-25 07:50:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1267 transitions. [2021-11-25 07:50:20,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:50:20,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:20,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-25 07:50:22,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 690 states and 1273 transitions. [2021-11-25 07:50:22,485 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1273 transitions. [2021-11-25 07:50:22,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:50:22,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:22,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:22,511 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:50:24,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:24,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 693 states and 1278 transitions. [2021-11-25 07:50:24,030 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1278 transitions. [2021-11-25 07:50:24,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:50:24,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:24,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:24,046 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-25 07:50:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:25,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 696 states and 1281 transitions. [2021-11-25 07:50:25,554 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1281 transitions. [2021-11-25 07:50:25,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:50:25,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:25,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:25,566 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2021-11-25 07:50:27,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:27,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 690 states and 1267 transitions. [2021-11-25 07:50:27,967 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1267 transitions. [2021-11-25 07:50:27,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:50:27,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:27,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:27,983 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2021-11-25 07:50:29,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:29,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 693 states and 1271 transitions. [2021-11-25 07:50:29,806 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1271 transitions. [2021-11-25 07:50:29,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:50:29,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:29,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2021-11-25 07:50:34,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:34,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 696 states and 1277 transitions. [2021-11-25 07:50:34,229 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1277 transitions. [2021-11-25 07:50:34,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:50:34,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:34,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:34,243 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2021-11-25 07:50:35,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:35,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 699 states and 1280 transitions. [2021-11-25 07:50:35,862 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1280 transitions. [2021-11-25 07:50:35,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:50:35,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:35,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:35,876 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2021-11-25 07:50:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 702 states and 1285 transitions. [2021-11-25 07:50:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1285 transitions. [2021-11-25 07:50:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:50:38,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:38,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:38,828 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2021-11-25 07:50:41,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:41,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 708 states and 1293 transitions. [2021-11-25 07:50:41,885 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1293 transitions. [2021-11-25 07:50:41,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:50:41,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:41,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:42,701 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 07:50:51,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:51,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 718 states and 1311 transitions. [2021-11-25 07:50:51,586 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1311 transitions. [2021-11-25 07:50:51,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:50:51,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:51,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2021-11-25 07:50:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:54,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 721 states and 1313 transitions. [2021-11-25 07:50:54,425 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1313 transitions. [2021-11-25 07:50:54,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:50:54,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:54,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:55,469 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 07:51:00,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:00,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 720 states and 1306 transitions. [2021-11-25 07:51:00,359 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1306 transitions. [2021-11-25 07:51:00,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:51:00,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:00,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:00,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 41 proven. 307 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:51:16,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:16,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 733 states and 1332 transitions. [2021-11-25 07:51:16,002 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1332 transitions. [2021-11-25 07:51:16,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:51:16,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:16,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:16,754 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 07:51:20,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:20,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 736 states and 1335 transitions. [2021-11-25 07:51:20,377 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1335 transitions. [2021-11-25 07:51:20,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:51:20,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:20,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:20,392 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-11-25 07:51:22,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:22,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 737 states and 1338 transitions. [2021-11-25 07:51:22,136 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1338 transitions. [2021-11-25 07:51:22,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:51:22,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:22,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-25 07:51:27,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:27,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 734 states and 1328 transitions. [2021-11-25 07:51:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1328 transitions. [2021-11-25 07:51:27,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:51:27,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:27,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:27,378 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:51:29,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:29,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 737 states and 1333 transitions. [2021-11-25 07:51:29,144 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1333 transitions. [2021-11-25 07:51:29,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:51:29,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:29,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:29,169 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-25 07:51:32,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:32,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 737 states and 1331 transitions. [2021-11-25 07:51:32,538 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1331 transitions. [2021-11-25 07:51:32,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:51:32,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:32,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:32,553 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-25 07:51:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:34,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 740 states and 1339 transitions. [2021-11-25 07:51:34,465 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1339 transitions. [2021-11-25 07:51:34,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:51:34,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:34,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:34,489 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-25 07:51:37,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 740 states and 1335 transitions. [2021-11-25 07:51:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1335 transitions. [2021-11-25 07:51:37,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:51:37,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:37,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-25 07:51:39,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:39,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 743 states and 1340 transitions. [2021-11-25 07:51:39,292 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1340 transitions. [2021-11-25 07:51:39,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:51:39,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:39,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:39,324 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:51:41,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 746 states and 1347 transitions. [2021-11-25 07:51:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1347 transitions. [2021-11-25 07:51:41,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:51:41,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:41,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:41,295 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-25 07:51:43,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 749 states and 1353 transitions. [2021-11-25 07:51:43,105 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1353 transitions. [2021-11-25 07:51:43,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:51:43,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:43,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2021-11-25 07:51:46,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 755 states and 1366 transitions. [2021-11-25 07:51:46,584 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1366 transitions. [2021-11-25 07:51:46,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:51:46,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:46,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:52,131 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:52:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 771 states and 1406 transitions. [2021-11-25 07:52:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1406 transitions. [2021-11-25 07:52:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:52:17,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:17,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:17,729 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:52:20,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:20,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 774 states and 1409 transitions. [2021-11-25 07:52:20,366 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1409 transitions. [2021-11-25 07:52:20,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:52:20,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:20,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:26,336 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 173 proven. 221 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:52:47,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 790 states and 1436 transitions. [2021-11-25 07:52:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1436 transitions. [2021-11-25 07:52:47,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:52:47,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:47,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 34 proven. 373 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 07:53:04,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:04,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 793 states and 1440 transitions. [2021-11-25 07:53:04,750 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1440 transitions. [2021-11-25 07:53:04,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:53:04,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:04,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:04,783 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 34 proven. 373 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 07:53:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 793 states and 1439 transitions. [2021-11-25 07:53:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1439 transitions. [2021-11-25 07:53:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:53:06,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:06,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:08,840 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-25 07:53:14,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:14,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 790 states and 1434 transitions. [2021-11-25 07:53:14,248 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1434 transitions. [2021-11-25 07:53:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:53:14,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:14,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:14,262 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-25 07:53:16,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:16,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 792 states and 1438 transitions. [2021-11-25 07:53:16,152 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1438 transitions. [2021-11-25 07:53:16,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:53:16,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:16,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:16,661 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-25 07:53:20,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:20,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 795 states and 1442 transitions. [2021-11-25 07:53:20,114 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1442 transitions. [2021-11-25 07:53:20,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:53:20,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:20,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:20,128 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked.