./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0a5cf50440c9e896d19b51bcdf6c9c62935ca0e3dc457582cf7d4a77a7eac75 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:02:18,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:02:18,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:02:18,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:02:18,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:02:18,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:02:18,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:02:18,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:02:18,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:02:18,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:02:18,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:02:18,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:02:18,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:02:18,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:02:18,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:02:18,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:02:18,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:02:18,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:02:18,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:02:18,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:02:18,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:02:18,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:02:18,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:02:18,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:02:18,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:02:18,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:02:18,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:02:18,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:02:18,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:02:18,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:02:18,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:02:18,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:02:18,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:02:18,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:02:18,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:02:18,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:02:18,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:02:18,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:02:18,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:02:18,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:02:18,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:02:18,481 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:02:18,542 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:02:18,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:02:18,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:02:18,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:02:18,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:02:18,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:02:18,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:02:18,547 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:02:18,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:02:18,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:02:18,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:02:18,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:02:18,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:02:18,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:02:18,557 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:02:18,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:02:18,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:02:18,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:02:18,559 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:02:18,559 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:02:18,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:02:18,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:02:18,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:02:18,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:02:18,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:02:18,561 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:02:18,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:02:18,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:02:18,562 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_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0a5cf50440c9e896d19b51bcdf6c9c62935ca0e3dc457582cf7d4a77a7eac75 [2021-11-23 01:02:18,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:02:18,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:02:18,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:02:18,985 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:02:18,986 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:02:18,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem01_label28.c [2021-11-23 01:02:19,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/data/2365e58c3/0a25822285bc44f2b17099afab362743/FLAG45c7d6028 [2021-11-23 01:02:19,892 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:02:19,892 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/sv-benchmarks/c/eca-rers2012/Problem01_label28.c [2021-11-23 01:02:19,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/data/2365e58c3/0a25822285bc44f2b17099afab362743/FLAG45c7d6028 [2021-11-23 01:02:20,109 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/data/2365e58c3/0a25822285bc44f2b17099afab362743 [2021-11-23 01:02:20,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:02:20,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:02:20,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:02:20,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:02:20,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:02:20,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:20,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695ee6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20, skipping insertion in model container [2021-11-23 01:02:20,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:20,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:02:20,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:02:20,693 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/sv-benchmarks/c/eca-rers2012/Problem01_label28.c[17117,17130] [2021-11-23 01:02:20,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:02:20,791 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:02:20,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/sv-benchmarks/c/eca-rers2012/Problem01_label28.c[17117,17130] [2021-11-23 01:02:20,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:02:20,969 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:02:20,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20 WrapperNode [2021-11-23 01:02:20,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:02:20,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:02:20,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:02:20,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:02:20,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,091 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 01:02:21,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:02:21,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:02:21,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:02:21,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:02:21,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:02:21,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:02:21,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:02:21,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:02:21,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:20" (1/1) ... [2021-11-23 01:02:21,247 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:02:21,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:02:21,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:02:21,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:02:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:02:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:02:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:02:21,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:02:21,474 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:02:21,477 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:02:22,667 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:02:22,929 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:02:22,929 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:02:22,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:22 BoogieIcfgContainer [2021-11-23 01:02:22,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:02:22,934 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:02:22,934 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:02:22,948 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:02:22,949 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:22" (1/1) ... [2021-11-23 01:02:22,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:02:23,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:23,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-23 01:02:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-23 01:02:23,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:02:23,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:23,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:24,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:24,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 145 states and 243 transitions. [2021-11-23 01:02:24,162 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 243 transitions. [2021-11-23 01:02:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:02:24,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:24,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:24,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:24,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 146 states and 244 transitions. [2021-11-23 01:02:24,705 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 244 transitions. [2021-11-23 01:02:24,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:02:24,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:24,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:24,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:24,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 150 states and 250 transitions. [2021-11-23 01:02:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2021-11-23 01:02:24,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:02:24,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:24,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:02:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 151 states and 251 transitions. [2021-11-23 01:02:25,232 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 251 transitions. [2021-11-23 01:02:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:02:25,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:25,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:25,339 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:25,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:25,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 165 states and 268 transitions. [2021-11-23 01:02:25,610 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 268 transitions. [2021-11-23 01:02:25,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:02:25,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:25,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:25,719 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:02:25,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:25,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 171 states and 274 transitions. [2021-11-23 01:02:25,845 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 274 transitions. [2021-11-23 01:02:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:02:25,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:25,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:25,983 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 186 states and 293 transitions. [2021-11-23 01:02:26,619 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 293 transitions. [2021-11-23 01:02:26,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:02:26,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:26,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:27,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 204 states and 321 transitions. [2021-11-23 01:02:27,054 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 321 transitions. [2021-11-23 01:02:27,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:02:27,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,092 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:27,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 205 states and 322 transitions. [2021-11-23 01:02:27,281 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 322 transitions. [2021-11-23 01:02:27,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:02:27,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 224 states and 347 transitions. [2021-11-23 01:02:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 347 transitions. [2021-11-23 01:02:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:02:27,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,927 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:28,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:28,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 238 states and 363 transitions. [2021-11-23 01:02:28,276 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 363 transitions. [2021-11-23 01:02:28,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 01:02:28,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:28,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:28,343 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:28,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 247 states and 375 transitions. [2021-11-23 01:02:28,701 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 375 transitions. [2021-11-23 01:02:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:02:28,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:28,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:28,752 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 251 states and 379 transitions. [2021-11-23 01:02:28,899 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 379 transitions. [2021-11-23 01:02:28,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:02:28,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:28,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:28,946 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:29,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:29,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 258 states and 388 transitions. [2021-11-23 01:02:29,083 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 388 transitions. [2021-11-23 01:02:29,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:29,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:29,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:29,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:29,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 267 states and 403 transitions. [2021-11-23 01:02:29,602 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 403 transitions. [2021-11-23 01:02:29,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:29,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:29,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:30,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 281 states and 418 transitions. [2021-11-23 01:02:30,055 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 418 transitions. [2021-11-23 01:02:30,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:30,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:30,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 285 states and 422 transitions. [2021-11-23 01:02:30,333 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 422 transitions. [2021-11-23 01:02:30,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:30,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:30,382 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 302 states and 443 transitions. [2021-11-23 01:02:30,843 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 443 transitions. [2021-11-23 01:02:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:02:30,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:31,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:31,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 309 states and 451 transitions. [2021-11-23 01:02:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 451 transitions. [2021-11-23 01:02:31,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:02:31,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:31,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:31,349 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:31,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:31,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 313 states and 455 transitions. [2021-11-23 01:02:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 455 transitions. [2021-11-23 01:02:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:02:31,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:31,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:31,637 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:02:32,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:32,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 332 states and 478 transitions. [2021-11-23 01:02:32,153 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 478 transitions. [2021-11-23 01:02:32,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:02:32,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:32,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:02:32,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:32,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 338 states and 484 transitions. [2021-11-23 01:02:32,617 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 484 transitions. [2021-11-23 01:02:32,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:02:32,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:32,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,662 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:33,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 353 states and 501 transitions. [2021-11-23 01:02:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 501 transitions. [2021-11-23 01:02:33,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:02:33,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:33,082 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:02:33,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 361 states and 509 transitions. [2021-11-23 01:02:33,422 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 509 transitions. [2021-11-23 01:02:33,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:02:33,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:34,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 431 states and 581 transitions. [2021-11-23 01:02:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 581 transitions. [2021-11-23 01:02:34,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:02:34,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,081 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 438 states and 590 transitions. [2021-11-23 01:02:34,414 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 590 transitions. [2021-11-23 01:02:34,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:02:34,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:34,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 442 states and 593 transitions. [2021-11-23 01:02:34,732 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 593 transitions. [2021-11-23 01:02:34,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:02:34,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:35,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 456 states and 609 transitions. [2021-11-23 01:02:35,079 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 609 transitions. [2021-11-23 01:02:35,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:02:35,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:35,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 458 states and 612 transitions. [2021-11-23 01:02:35,548 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 612 transitions. [2021-11-23 01:02:35,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:02:35,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,594 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:35,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 461 states and 616 transitions. [2021-11-23 01:02:35,748 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 616 transitions. [2021-11-23 01:02:35,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:02:35,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:37,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 486 states and 648 transitions. [2021-11-23 01:02:37,272 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 648 transitions. [2021-11-23 01:02:37,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:02:37,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:37,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,322 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:38,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 494 states and 661 transitions. [2021-11-23 01:02:38,223 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 661 transitions. [2021-11-23 01:02:38,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:02:38,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:38,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 496 states and 663 transitions. [2021-11-23 01:02:38,557 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 663 transitions. [2021-11-23 01:02:38,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:02:38,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,616 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:02:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 499 states and 665 transitions. [2021-11-23 01:02:38,904 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 665 transitions. [2021-11-23 01:02:38,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:02:38,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,955 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:02:39,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:39,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 502 states and 668 transitions. [2021-11-23 01:02:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 668 transitions. [2021-11-23 01:02:39,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:02:39,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:39,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:39,394 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 513 states and 680 transitions. [2021-11-23 01:02:39,485 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 680 transitions. [2021-11-23 01:02:39,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:02:39,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:39,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:39,573 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:39,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 515 states and 682 transitions. [2021-11-23 01:02:39,712 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 682 transitions. [2021-11-23 01:02:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:02:39,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:39,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:40,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:40,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 559 states and 732 transitions. [2021-11-23 01:02:40,845 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 732 transitions. [2021-11-23 01:02:40,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 01:02:40,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:40,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:41,032 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:41,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 581 states and 759 transitions. [2021-11-23 01:02:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 759 transitions. [2021-11-23 01:02:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 01:02:41,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:41,912 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:42,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 597 states and 778 transitions. [2021-11-23 01:02:42,411 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 778 transitions. [2021-11-23 01:02:42,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 01:02:42,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:42,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:42,461 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:43,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 629 states and 819 transitions. [2021-11-23 01:02:43,827 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 819 transitions. [2021-11-23 01:02:43,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 01:02:43,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:43,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:02:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 635 states and 824 transitions. [2021-11-23 01:02:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 824 transitions. [2021-11-23 01:02:44,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:02:44,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:44,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:44,698 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 73 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:47,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:47,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 686 states and 895 transitions. [2021-11-23 01:02:47,696 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 895 transitions. [2021-11-23 01:02:47,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:02:47,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:47,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:47,790 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 73 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:48,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:48,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 692 states and 900 transitions. [2021-11-23 01:02:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 900 transitions. [2021-11-23 01:02:48,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:02:48,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:48,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:48,505 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 718 states and 939 transitions. [2021-11-23 01:02:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 939 transitions. [2021-11-23 01:02:50,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:02:50,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:50,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:50,246 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:50,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 721 states and 941 transitions. [2021-11-23 01:02:50,623 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 941 transitions. [2021-11-23 01:02:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:02:50,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:50,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:50,712 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:51,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:51,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 739 states and 959 transitions. [2021-11-23 01:02:51,085 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 959 transitions. [2021-11-23 01:02:51,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:02:51,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:51,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:51,167 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:51,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:51,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 745 states and 965 transitions. [2021-11-23 01:02:51,492 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 965 transitions. [2021-11-23 01:02:51,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:02:51,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:51,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:51,629 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:52,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:52,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 770 states and 990 transitions. [2021-11-23 01:02:52,055 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 990 transitions. [2021-11-23 01:02:52,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:02:52,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:52,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:52,146 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 01:02:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:52,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 771 states and 990 transitions. [2021-11-23 01:02:52,263 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 990 transitions. [2021-11-23 01:02:52,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:02:52,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:52,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:52,315 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:02:53,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:53,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 795 states and 1013 transitions. [2021-11-23 01:02:53,167 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1013 transitions. [2021-11-23 01:02:53,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:02:53,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:53,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:53,229 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:02:53,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:53,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 800 states and 1017 transitions. [2021-11-23 01:02:53,712 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1017 transitions. [2021-11-23 01:02:53,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 01:02:53,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:53,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 01:02:54,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:54,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 801 states and 1019 transitions. [2021-11-23 01:02:54,186 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1019 transitions. [2021-11-23 01:02:54,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 01:02:54,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:54,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:54,254 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 103 proven. 29 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:54,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 820 states and 1038 transitions. [2021-11-23 01:02:54,422 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1038 transitions. [2021-11-23 01:02:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:02:54,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:54,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:54,483 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:02:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 848 states and 1072 transitions. [2021-11-23 01:02:54,789 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1072 transitions. [2021-11-23 01:02:54,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:02:54,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:54,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:02:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 869 states and 1111 transitions. [2021-11-23 01:02:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1111 transitions. [2021-11-23 01:02:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:02:56,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:56,468 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:02:56,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 873 states and 1115 transitions. [2021-11-23 01:02:56,833 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1115 transitions. [2021-11-23 01:02:56,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:02:56,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:57,042 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:59,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:59,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 943 states and 1187 transitions. [2021-11-23 01:02:59,237 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1187 transitions. [2021-11-23 01:02:59,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:02:59,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:59,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:59,528 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:00,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:00,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 965 states and 1210 transitions. [2021-11-23 01:03:00,288 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1210 transitions. [2021-11-23 01:03:00,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:03:00,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:00,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:00,345 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:03:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:00,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 969 states and 1214 transitions. [2021-11-23 01:03:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1214 transitions. [2021-11-23 01:03:00,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:03:00,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:00,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:00,563 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:01,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 999 states and 1250 transitions. [2021-11-23 01:03:01,988 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1250 transitions. [2021-11-23 01:03:01,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:03:01,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:01,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:02,154 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:03,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1047 states and 1300 transitions. [2021-11-23 01:03:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1300 transitions. [2021-11-23 01:03:03,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 01:03:03,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:03,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:03,729 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:03:04,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1057 states and 1312 transitions. [2021-11-23 01:03:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1312 transitions. [2021-11-23 01:03:04,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 01:03:04,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:04,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:04,066 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:03:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:04,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1066 states and 1323 transitions. [2021-11-23 01:03:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1323 transitions. [2021-11-23 01:03:04,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 01:03:04,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:04,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:04,702 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:03:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1070 states and 1327 transitions. [2021-11-23 01:03:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1327 transitions. [2021-11-23 01:03:05,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 01:03:05,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:05,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:05,087 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:03:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:05,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1074 states and 1331 transitions. [2021-11-23 01:03:05,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1331 transitions. [2021-11-23 01:03:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:03:05,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:05,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:05,995 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:07,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1126 states and 1384 transitions. [2021-11-23 01:03:07,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1384 transitions. [2021-11-23 01:03:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:03:07,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:07,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:07,826 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:08,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1145 states and 1402 transitions. [2021-11-23 01:03:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1402 transitions. [2021-11-23 01:03:08,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 01:03:08,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:08,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:08,216 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:03:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1159 states and 1416 transitions. [2021-11-23 01:03:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1416 transitions. [2021-11-23 01:03:08,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 01:03:08,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:08,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:08,778 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 117 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:03:09,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1166 states and 1427 transitions. [2021-11-23 01:03:09,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1427 transitions. [2021-11-23 01:03:09,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-23 01:03:09,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:09,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1167 states and 1427 transitions. [2021-11-23 01:03:09,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1427 transitions. [2021-11-23 01:03:09,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:09,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:09,716 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:11,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1181 states and 1447 transitions. [2021-11-23 01:03:11,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1447 transitions. [2021-11-23 01:03:11,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:11,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:11,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:12,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:12,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1189 states and 1461 transitions. [2021-11-23 01:03:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1461 transitions. [2021-11-23 01:03:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:12,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:12,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:13,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1201 states and 1476 transitions. [2021-11-23 01:03:13,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1476 transitions. [2021-11-23 01:03:13,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:13,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:13,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:13,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:13,899 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:14,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:14,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1205 states and 1479 transitions. [2021-11-23 01:03:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1479 transitions. [2021-11-23 01:03:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:14,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:14,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:14,362 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1214 states and 1490 transitions. [2021-11-23 01:03:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1490 transitions. [2021-11-23 01:03:15,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:15,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:15,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:16,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:16,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1221 states and 1496 transitions. [2021-11-23 01:03:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1496 transitions. [2021-11-23 01:03:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:16,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:16,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:17,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1228 states and 1505 transitions. [2021-11-23 01:03:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1505 transitions. [2021-11-23 01:03:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:17,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:17,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:17,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:17,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1231 states and 1507 transitions. [2021-11-23 01:03:17,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1507 transitions. [2021-11-23 01:03:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:17,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:17,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:17,998 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:18,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:18,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1240 states and 1515 transitions. [2021-11-23 01:03:18,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1515 transitions. [2021-11-23 01:03:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:03:18,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:18,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:18,356 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:03:18,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:18,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1244 states and 1518 transitions. [2021-11-23 01:03:18,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1518 transitions. [2021-11-23 01:03:18,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 01:03:18,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:18,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:18,820 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:03:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:19,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1259 states and 1535 transitions. [2021-11-23 01:03:19,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1535 transitions. [2021-11-23 01:03:19,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:03:19,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:19,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:20,122 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:24,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1301 states and 1589 transitions. [2021-11-23 01:03:24,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1589 transitions. [2021-11-23 01:03:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:03:24,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:24,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:24,918 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:25,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1311 states and 1600 transitions. [2021-11-23 01:03:25,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1600 transitions. [2021-11-23 01:03:25,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:03:25,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:25,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:25,549 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1314 states and 1602 transitions. [2021-11-23 01:03:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1602 transitions. [2021-11-23 01:03:26,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:03:26,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:26,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:26,379 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:27,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:27,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1319 states and 1606 transitions. [2021-11-23 01:03:27,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1606 transitions. [2021-11-23 01:03:27,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:03:27,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:27,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:27,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:27,190 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:28,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:28,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1336 states and 1622 transitions. [2021-11-23 01:03:28,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1622 transitions. [2021-11-23 01:03:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:03:28,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:28,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:28,400 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:28,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1340 states and 1625 transitions. [2021-11-23 01:03:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1625 transitions. [2021-11-23 01:03:28,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:03:28,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:28,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:28,914 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:29,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1342 states and 1626 transitions. [2021-11-23 01:03:29,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1626 transitions. [2021-11-23 01:03:29,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:03:29,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:29,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:29,445 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:03:29,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1346 states and 1629 transitions. [2021-11-23 01:03:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1629 transitions. [2021-11-23 01:03:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 01:03:29,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:29,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:30,272 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 139 proven. 31 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:33,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:33,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1396 states and 1705 transitions. [2021-11-23 01:03:33,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1705 transitions. [2021-11-23 01:03:33,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 01:03:33,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:33,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:03:35,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:35,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1403 states and 1718 transitions. [2021-11-23 01:03:35,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1718 transitions. [2021-11-23 01:03:35,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 01:03:35,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:35,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:35,324 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:03:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:35,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1404 states and 1718 transitions. [2021-11-23 01:03:35,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1718 transitions. [2021-11-23 01:03:35,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 01:03:35,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:35,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:35,656 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:03:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1408 states and 1721 transitions. [2021-11-23 01:03:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1721 transitions. [2021-11-23 01:03:35,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 01:03:35,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:35,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,467 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 176 proven. 38 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 01:03:41,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:41,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1455 states and 1784 transitions. [2021-11-23 01:03:41,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1784 transitions. [2021-11-23 01:03:41,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 01:03:41,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:41,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 176 proven. 38 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 01:03:43,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:43,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1475 states and 1802 transitions. [2021-11-23 01:03:43,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1802 transitions. [2021-11-23 01:03:43,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 01:03:43,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:43,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:43,352 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 176 proven. 38 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 01:03:43,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:43,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1477 states and 1803 transitions. [2021-11-23 01:03:43,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1803 transitions. [2021-11-23 01:03:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-23 01:03:43,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:43,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-23 01:03:44,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:44,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1526 states and 1855 transitions. [2021-11-23 01:03:44,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1855 transitions. [2021-11-23 01:03:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-23 01:03:44,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:44,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:44,786 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 175 proven. 56 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:45,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1559 states and 1892 transitions. [2021-11-23 01:03:45,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1892 transitions. [2021-11-23 01:03:45,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-23 01:03:45,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 165 proven. 46 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:03:46,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1600 states and 1933 transitions. [2021-11-23 01:03:46,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 1933 transitions. [2021-11-23 01:03:46,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-23 01:03:46,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:46,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 159 proven. 51 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:49,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:49,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1645 states and 1995 transitions. [2021-11-23 01:03:49,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 1995 transitions. [2021-11-23 01:03:50,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-23 01:03:50,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:50,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:50,094 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 159 proven. 51 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:03:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:51,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1651 states and 2000 transitions. [2021-11-23 01:03:51,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2000 transitions. [2021-11-23 01:03:51,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 01:03:51,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:51,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 01:03:52,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:52,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1673 states and 2028 transitions. [2021-11-23 01:03:52,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2028 transitions. [2021-11-23 01:03:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 01:03:52,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:52,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 01:03:54,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:54,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1707 states and 2066 transitions. [2021-11-23 01:03:54,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2066 transitions. [2021-11-23 01:03:54,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 01:03:54,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:54,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:54,727 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 01:03:55,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1733 states and 2092 transitions. [2021-11-23 01:03:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2092 transitions. [2021-11-23 01:03:55,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-23 01:03:55,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:55,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:56,001 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 162 proven. 8 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:03:57,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:57,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1758 states and 2117 transitions. [2021-11-23 01:03:57,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2117 transitions. [2021-11-23 01:03:57,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-23 01:03:57,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:57,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:57,999 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 164 proven. 121 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:04:05,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:05,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1811 states and 2202 transitions. [2021-11-23 01:04:05,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2202 transitions. [2021-11-23 01:04:05,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-23 01:04:05,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:05,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:05,947 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 164 proven. 121 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:04:10,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:10,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1851 states and 2247 transitions. [2021-11-23 01:04:10,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2247 transitions. [2021-11-23 01:04:10,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 01:04:10,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:10,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:10,088 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 259 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 01:04:12,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:12,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1882 states and 2284 transitions. [2021-11-23 01:04:12,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2284 transitions. [2021-11-23 01:04:12,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 01:04:12,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:12,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 259 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 01:04:13,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1886 states and 2288 transitions. [2021-11-23 01:04:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2288 transitions. [2021-11-23 01:04:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 01:04:13,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:13,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:04:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:15,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1898 states and 2308 transitions. [2021-11-23 01:04:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2308 transitions. [2021-11-23 01:04:15,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 01:04:15,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:15,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:04:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:17,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1922 states and 2333 transitions. [2021-11-23 01:04:17,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2333 transitions. [2021-11-23 01:04:17,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 01:04:17,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:17,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:17,168 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:04:19,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:19,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1938 states and 2354 transitions. [2021-11-23 01:04:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2354 transitions. [2021-11-23 01:04:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 01:04:19,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:19,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:04:21,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:21,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 1955 states and 2373 transitions. [2021-11-23 01:04:21,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2373 transitions. [2021-11-23 01:04:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 01:04:21,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:21,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:21,424 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:04:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 1962 states and 2378 transitions. [2021-11-23 01:04:22,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2378 transitions. [2021-11-23 01:04:22,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-23 01:04:22,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:22,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 01:04:24,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:24,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1987 states and 2408 transitions. [2021-11-23 01:04:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2408 transitions. [2021-11-23 01:04:24,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-23 01:04:24,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:24,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 01:04:26,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:26,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1993 states and 2414 transitions. [2021-11-23 01:04:26,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2414 transitions. [2021-11-23 01:04:26,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 01:04:26,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:26,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,971 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:04:27,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:27,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2015 states and 2437 transitions. [2021-11-23 01:04:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2437 transitions. [2021-11-23 01:04:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 01:04:27,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:27,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:27,729 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:04:28,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2026 states and 2447 transitions. [2021-11-23 01:04:28,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 2447 transitions. [2021-11-23 01:04:28,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 01:04:28,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,505 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:04:29,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2032 states and 2451 transitions. [2021-11-23 01:04:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2451 transitions. [2021-11-23 01:04:29,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 01:04:29,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:29,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:29,409 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:04:29,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2039 states and 2457 transitions. [2021-11-23 01:04:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2457 transitions. [2021-11-23 01:04:29,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 01:04:29,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:29,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:29,845 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:04:31,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2068 states and 2488 transitions. [2021-11-23 01:04:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2488 transitions. [2021-11-23 01:04:31,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 01:04:31,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:32,002 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:04:32,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:32,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2074 states and 2492 transitions. [2021-11-23 01:04:32,996 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2492 transitions. [2021-11-23 01:04:32,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 01:04:32,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:32,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 207 proven. 102 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:04:43,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:43,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 2204 states and 2654 transitions. [2021-11-23 01:04:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 2654 transitions. [2021-11-23 01:04:43,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 01:04:43,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:43,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:43,701 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 207 proven. 102 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:04:46,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:46,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2216 states and 2663 transitions. [2021-11-23 01:04:46,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2663 transitions. [2021-11-23 01:04:46,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 01:04:46,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:46,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:46,469 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 247 proven. 58 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:04:46,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2218 states and 2665 transitions. [2021-11-23 01:04:46,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2665 transitions. [2021-11-23 01:04:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 01:04:46,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:46,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:46,586 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 01:04:47,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:47,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2228 states and 2675 transitions. [2021-11-23 01:04:47,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2675 transitions. [2021-11-23 01:04:47,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 01:04:47,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:47,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 01:04:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:47,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2232 states and 2679 transitions. [2021-11-23 01:04:47,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2679 transitions. [2021-11-23 01:04:47,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:04:47,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:47,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:47,962 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 01:04:50,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:50,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2251 states and 2707 transitions. [2021-11-23 01:04:50,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2707 transitions. [2021-11-23 01:04:50,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:04:50,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:50,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:51,065 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 01:04:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2252 states and 2708 transitions. [2021-11-23 01:04:51,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2708 transitions. [2021-11-23 01:04:51,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:04:51,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:51,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:51,399 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 01:04:52,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:52,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2265 states and 2721 transitions. [2021-11-23 01:04:52,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2721 transitions. [2021-11-23 01:04:52,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:04:52,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:52,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:52,375 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 01:04:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:53,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2271 states and 2725 transitions. [2021-11-23 01:04:53,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 2725 transitions. [2021-11-23 01:04:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:04:53,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:53,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 01:04:54,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:54,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2282 states and 2740 transitions. [2021-11-23 01:04:54,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 2740 transitions. [2021-11-23 01:04:54,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:04:54,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:54,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:54,899 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 01:04:55,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2284 states and 2741 transitions. [2021-11-23 01:04:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2741 transitions. [2021-11-23 01:04:55,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 01:04:55,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:55,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:56,048 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 236 proven. 142 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:04:59,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2329 states and 2790 transitions. [2021-11-23 01:04:59,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2790 transitions. [2021-11-23 01:04:59,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:04:59,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:59,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:59,727 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 303 proven. 9 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:05:02,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:02,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2359 states and 2822 transitions. [2021-11-23 01:05:02,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2822 transitions. [2021-11-23 01:05:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:05:02,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:02,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 303 proven. 9 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:05:04,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:04,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2368 states and 2832 transitions. [2021-11-23 01:05:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 2832 transitions. [2021-11-23 01:05:04,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:05:04,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:04,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:04,133 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 303 proven. 9 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:05:07,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 2385 states and 2850 transitions. [2021-11-23 01:05:07,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2850 transitions. [2021-11-23 01:05:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:05:07,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:07,513 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 303 proven. 9 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:05:08,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:08,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2389 states and 2854 transitions. [2021-11-23 01:05:08,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 2854 transitions. [2021-11-23 01:05:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:05:08,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:08,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 303 proven. 9 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:05:08,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:08,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2391 states and 2855 transitions. [2021-11-23 01:05:08,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 2855 transitions. [2021-11-23 01:05:08,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:05:08,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:08,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:08,966 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 303 proven. 9 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:05:09,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:09,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2402 states and 2865 transitions. [2021-11-23 01:05:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 2865 transitions. [2021-11-23 01:05:09,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:05:09,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:09,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:09,679 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 248 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:05:13,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:13,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2428 states and 2900 transitions. [2021-11-23 01:05:13,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 2900 transitions. [2021-11-23 01:05:13,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:05:13,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:13,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:13,850 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 248 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:05:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:14,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2442 states and 2915 transitions. [2021-11-23 01:05:14,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2915 transitions. [2021-11-23 01:05:14,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:05:14,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:14,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:15,038 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 248 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:05:16,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:16,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2449 states and 2926 transitions. [2021-11-23 01:05:16,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 2926 transitions. [2021-11-23 01:05:16,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:05:16,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:16,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:16,498 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 248 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:05:17,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:17,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2456 states and 2934 transitions. [2021-11-23 01:05:17,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 2934 transitions. [2021-11-23 01:05:17,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:05:17,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:17,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 248 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:05:19,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:19,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2476 states and 2957 transitions. [2021-11-23 01:05:19,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 2957 transitions. [2021-11-23 01:05:19,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:05:19,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:19,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:19,652 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 248 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:05:20,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:20,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 2489 states and 2969 transitions. [2021-11-23 01:05:20,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 2969 transitions. [2021-11-23 01:05:20,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:05:20,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:20,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:20,727 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 248 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:05:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:21,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2497 states and 2977 transitions. [2021-11-23 01:05:21,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 2977 transitions. [2021-11-23 01:05:21,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:05:21,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:21,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 248 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:05:22,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:22,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2501 states and 2980 transitions. [2021-11-23 01:05:22,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 2980 transitions. [2021-11-23 01:05:22,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:05:22,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:22,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:22,701 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 248 proven. 137 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:05:23,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:23,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2505 states and 2983 transitions. [2021-11-23 01:05:23,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 2983 transitions. [2021-11-23 01:05:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 01:05:23,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:23,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:23,407 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-23 01:05:26,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:26,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 2523 states and 3000 transitions. [2021-11-23 01:05:26,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 3000 transitions. [2021-11-23 01:05:26,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 01:05:26,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:26,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:26,267 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-23 01:05:28,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:28,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 2558 states and 3033 transitions. [2021-11-23 01:05:28,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 3033 transitions. [2021-11-23 01:05:28,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 01:05:28,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:28,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:28,513 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2021-11-23 01:05:29,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:29,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 2565 states and 3040 transitions. [2021-11-23 01:05:29,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 3040 transitions. [2021-11-23 01:05:29,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 01:05:29,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:29,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2021-11-23 01:05:30,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:30,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 2566 states and 3040 transitions. [2021-11-23 01:05:30,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 3040 transitions. [2021-11-23 01:05:30,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-23 01:05:30,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:30,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:30,163 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 319 proven. 9 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:05:30,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:30,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 2581 states and 3056 transitions. [2021-11-23 01:05:30,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 3056 transitions. [2021-11-23 01:05:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 01:05:30,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:30,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 171 proven. 184 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-23 01:05:32,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 2657 states and 3133 transitions. [2021-11-23 01:05:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3133 transitions. [2021-11-23 01:05:32,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2021-11-23 01:05:32,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:32,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:32,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:32,663 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 238 proven. 242 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2021-11-23 01:05:32,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:32,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 2585 states and 3059 transitions. [2021-11-23 01:05:32,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 3059 transitions. [2021-11-23 01:05:32,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:05:32,775 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 158 iterations. [2021-11-23 01:05:32,788 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:05:41,724 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 01:05:41,735 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 01:05:41,736 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:05:41,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:05:41 ImpRootNode [2021-11-23 01:05:41,737 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:05:41,738 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:05:41,738 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:05:41,745 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:05:41,752 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:22" (3/4) ... [2021-11-23 01:05:41,755 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:05:41,784 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2021-11-23 01:05:41,791 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-23 01:05:41,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-23 01:05:41,795 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:05:41,948 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:05:41,949 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:05:41,949 INFO L158 Benchmark]: Toolchain (without parser) took 201835.55ms. Allocated memory was 86.0MB in the beginning and 4.0GB in the end (delta: 3.9GB). Free memory was 44.8MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 395.5MB. Max. memory is 16.1GB. [2021-11-23 01:05:41,950 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 86.0MB. Free memory was 62.9MB in the beginning and 62.8MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:05:41,950 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.83ms. Allocated memory was 86.0MB in the beginning and 130.0MB in the end (delta: 44.0MB). Free memory was 44.6MB in the beginning and 86.1MB in the end (delta: -41.5MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2021-11-23 01:05:41,951 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.88ms. Allocated memory is still 130.0MB. Free memory was 86.1MB in the beginning and 80.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:05:41,951 INFO L158 Benchmark]: Boogie Preprocessor took 132.14ms. Allocated memory is still 130.0MB. Free memory was 80.4MB in the beginning and 76.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:05:41,951 INFO L158 Benchmark]: RCFGBuilder took 1699.00ms. Allocated memory is still 130.0MB. Free memory was 75.9MB in the beginning and 92.5MB in the end (delta: -16.7MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-23 01:05:41,952 INFO L158 Benchmark]: CodeCheck took 198803.03ms. Allocated memory was 130.0MB in the beginning and 4.0GB in the end (delta: 3.9GB). Free memory was 92.5MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 696.4MB. Max. memory is 16.1GB. [2021-11-23 01:05:41,952 INFO L158 Benchmark]: Witness Printer took 211.03ms. Allocated memory is still 4.0GB. Free memory was 3.6GB in the beginning and 3.6GB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:05:41,955 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 189.8s, OverallIterations: 158, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 437401 SdHoareTripleChecker+Valid, 1185.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 431470 mSDsluCounter, 50661 SdHoareTripleChecker+Invalid, 970.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42816 mSDsCounter, 116330 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 956602 IncrementalHoareTripleChecker+Invalid, 1072932 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 116330 mSolverCounterUnsat, 7845 mSDtfsCounter, 956602 mSolverCounterSat, 8.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 190278 GetRequests, 182715 SyntacticMatches, 6187 SemanticMatches, 1376 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1245361 ImplicationChecksByTransitivity, 155.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.3s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 11.7s InterpolantComputationTime, 28020 NumberOfCodeBlocks, 28020 NumberOfCodeBlocksAsserted, 157 NumberOfCheckSat, 27863 ConstructedInterpolants, 0 QuantifiedInterpolants, 103760 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 157 InterpolantComputations, 107 PerfectInterpolantSequences, 28765/31625 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 465]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (!(a21 == 1) || !(a7 == 1)) || a16 <= 5 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (!(a21 == 1) || !(a7 == 1)) || a16 <= 5 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 86.0MB. Free memory was 62.9MB in the beginning and 62.8MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.83ms. Allocated memory was 86.0MB in the beginning and 130.0MB in the end (delta: 44.0MB). Free memory was 44.6MB in the beginning and 86.1MB in the end (delta: -41.5MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.88ms. Allocated memory is still 130.0MB. Free memory was 86.1MB in the beginning and 80.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.14ms. Allocated memory is still 130.0MB. Free memory was 80.4MB in the beginning and 76.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1699.00ms. Allocated memory is still 130.0MB. Free memory was 75.9MB in the beginning and 92.5MB in the end (delta: -16.7MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * CodeCheck took 198803.03ms. Allocated memory was 130.0MB in the beginning and 4.0GB in the end (delta: 3.9GB). Free memory was 92.5MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 696.4MB. Max. memory is 16.1GB. * Witness Printer took 211.03ms. Allocated memory is still 4.0GB. Free memory was 3.6GB in the beginning and 3.6GB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:05:42,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5efac8e-5e02-4808-9a30-2c1cdb0d6a06/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE