./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN --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 d03532f6674c1e8789842ed1d67090f7bce36756d61994a67b8c2e5e0b23351f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:14:05,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:14:05,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:14:05,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:14:05,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:14:05,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:14:05,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:14:05,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:14:05,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:14:05,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:14:05,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:14:05,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:14:05,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:14:05,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:14:05,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:14:05,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:14:05,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:14:05,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:14:05,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:14:05,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:14:05,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:14:05,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:14:05,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:14:05,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:14:05,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:14:05,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:14:05,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:14:05,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:14:05,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:14:05,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:14:05,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:14:05,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:14:05,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:14:05,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:14:05,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:14:05,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:14:05,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:14:05,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:14:05,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:14:05,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:14:05,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:14:05,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 06:14:05,811 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:14:05,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:14:05,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:14:05,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:14:05,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:14:05,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:14:05,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:14:05,814 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:14:05,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:14:05,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:14:05,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:14:05,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:14:05,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:14:05,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:14:05,816 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:14:05,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:14:05,817 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:14:05,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:14:05,818 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:14:05,818 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:14:05,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:14:05,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:14:05,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:14:05,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:14:05,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:14:05,820 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:14:05,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:14:05,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:14:05,821 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_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03532f6674c1e8789842ed1d67090f7bce36756d61994a67b8c2e5e0b23351f [2021-11-21 06:14:06,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:14:06,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:14:06,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:14:06,098 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:14:06,099 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:14:06,101 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c [2021-11-21 06:14:06,191 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/data/d6f359e9a/a21ee1d7dd2b4edb9ea70190702a5663/FLAG40f9b7f78 [2021-11-21 06:14:06,720 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:14:06,721 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c [2021-11-21 06:14:06,734 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/data/d6f359e9a/a21ee1d7dd2b4edb9ea70190702a5663/FLAG40f9b7f78 [2021-11-21 06:14:07,082 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/data/d6f359e9a/a21ee1d7dd2b4edb9ea70190702a5663 [2021-11-21 06:14:07,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:14:07,087 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:14:07,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:14:07,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:14:07,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:14:07,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db93e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07, skipping insertion in model container [2021-11-21 06:14:07,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:14:07,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:14:07,335 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_c1538722-b3a1-4641-9e65-df0532432443/sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c[415,428] [2021-11-21 06:14:07,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:14:07,357 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:14:07,369 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_c1538722-b3a1-4641-9e65-df0532432443/sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c[415,428] [2021-11-21 06:14:07,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:14:07,389 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:14:07,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07 WrapperNode [2021-11-21 06:14:07,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:14:07,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:14:07,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:14:07,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:14:07,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,424 INFO L137 Inliner]: procedures = 15, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2021-11-21 06:14:07,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:14:07,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:14:07,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:14:07,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:14:07,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:14:07,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:14:07,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:14:07,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:14:07,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:14:07,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:14:07,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:14:07,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1538722-b3a1-4641-9e65-df0532432443/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:14:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:14:07,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:14:07,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:14:07,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:14:07,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:14:07,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:14:07,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:14:07,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:14:07,599 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:14:07,600 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:14:07,721 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:14:07,746 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:14:07,746 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 06:14:07,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:14:07 BoogieIcfgContainer [2021-11-21 06:14:07,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:14:07,750 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:14:07,750 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:14:07,760 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:14:07,761 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:14:07" (1/1) ... [2021-11-21 06:14:07,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:14:07,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-21 06:14:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-21 06:14:07,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 06:14:07,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:08,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-21 06:14:08,215 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-21 06:14:08,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 06:14:08,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-21 06:14:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-21 06:14:08,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:14:08,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:08,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2021-11-21 06:14:08,600 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2021-11-21 06:14:08,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:14:08,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:08,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2021-11-21 06:14:08,657 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2021-11-21 06:14:08,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 06:14:08,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:08,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2021-11-21 06:14:08,883 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2021-11-21 06:14:08,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:14:08,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,946 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2021-11-21 06:14:08,975 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2021-11-21 06:14:08,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:14:08,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,062 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2021-11-21 06:14:09,203 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2021-11-21 06:14:09,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:14:09,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,242 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 43 transitions. [2021-11-21 06:14:09,256 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 43 transitions. [2021-11-21 06:14:09,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:14:09,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,354 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:09,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2021-11-21 06:14:09,528 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2021-11-21 06:14:09,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:14:09,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,606 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:09,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2021-11-21 06:14:09,632 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2021-11-21 06:14:09,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,857 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2021-11-21 06:14:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2021-11-21 06:14:10,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:14:10,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,343 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:13,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2021-11-21 06:14:13,262 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2021-11-21 06:14:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:14:13,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,378 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2021-11-21 06:14:13,736 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2021-11-21 06:14:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:14:13,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,907 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:14,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2021-11-21 06:14:14,247 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2021-11-21 06:14:14,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:14:14,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,365 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2021-11-21 06:14:14,763 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2021-11-21 06:14:14,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:14:14,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,920 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2021-11-21 06:14:16,080 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2021-11-21 06:14:16,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:14:16,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,235 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:16,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2021-11-21 06:14:16,513 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2021-11-21 06:14:16,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:14:16,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2021-11-21 06:14:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2021-11-21 06:14:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:14:19,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,810 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:20,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2021-11-21 06:14:20,260 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2021-11-21 06:14:20,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:14:20,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,328 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:20,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 97 transitions. [2021-11-21 06:14:20,650 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2021-11-21 06:14:20,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:14:20,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,901 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 2 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:21,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 96 transitions. [2021-11-21 06:14:21,555 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 96 transitions. [2021-11-21 06:14:21,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:14:21,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,279 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:24,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2021-11-21 06:14:24,691 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2021-11-21 06:14:24,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:14:24,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,831 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:25,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 65 states and 116 transitions. [2021-11-21 06:14:25,357 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 116 transitions. [2021-11-21 06:14:25,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:14:25,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,605 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:25,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 115 transitions. [2021-11-21 06:14:26,000 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 115 transitions. [2021-11-21 06:14:26,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:14:26,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,227 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 65 states and 114 transitions. [2021-11-21 06:14:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 114 transitions. [2021-11-21 06:14:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:14:26,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:27,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 66 states and 112 transitions. [2021-11-21 06:14:27,768 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 112 transitions. [2021-11-21 06:14:27,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:14:27,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,921 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:28,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 68 states and 120 transitions. [2021-11-21 06:14:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 120 transitions. [2021-11-21 06:14:28,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:14:28,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,833 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:29,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 68 states and 119 transitions. [2021-11-21 06:14:29,471 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 119 transitions. [2021-11-21 06:14:29,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:14:29,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,857 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:35,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 74 states and 136 transitions. [2021-11-21 06:14:35,098 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 136 transitions. [2021-11-21 06:14:35,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:14:35,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,449 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:36,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 75 states and 133 transitions. [2021-11-21 06:14:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 133 transitions. [2021-11-21 06:14:36,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:14:36,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,475 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:36,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 77 states and 135 transitions. [2021-11-21 06:14:36,993 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 135 transitions. [2021-11-21 06:14:36,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:14:36,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,070 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:38,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 79 states and 137 transitions. [2021-11-21 06:14:38,126 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 137 transitions. [2021-11-21 06:14:38,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:14:38,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,320 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:39,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 81 states and 146 transitions. [2021-11-21 06:14:39,003 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 146 transitions. [2021-11-21 06:14:39,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:14:39,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,400 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:40,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 145 transitions. [2021-11-21 06:14:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 145 transitions. [2021-11-21 06:14:40,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:14:40,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:44,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 85 states and 161 transitions. [2021-11-21 06:14:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 161 transitions. [2021-11-21 06:14:44,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:14:44,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 20 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:46,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 86 states and 158 transitions. [2021-11-21 06:14:46,385 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 158 transitions. [2021-11-21 06:14:46,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:14:46,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,709 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:47,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 88 states and 161 transitions. [2021-11-21 06:14:47,302 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 161 transitions. [2021-11-21 06:14:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:14:47,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,617 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:48,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 90 states and 163 transitions. [2021-11-21 06:14:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 163 transitions. [2021-11-21 06:14:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:14:48,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,639 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:49,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2021-11-21 06:14:49,158 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2021-11-21 06:14:49,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:14:49,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:50,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 88 states and 165 transitions. [2021-11-21 06:14:50,190 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 165 transitions. [2021-11-21 06:14:50,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:14:50,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 6 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 88 states and 164 transitions. [2021-11-21 06:14:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 164 transitions. [2021-11-21 06:14:51,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:14:51,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 30 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:52,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 89 states and 161 transitions. [2021-11-21 06:14:52,894 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 161 transitions. [2021-11-21 06:14:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:14:52,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,362 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:54,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 89 states and 160 transitions. [2021-11-21 06:14:54,160 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 160 transitions. [2021-11-21 06:14:54,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:14:54,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,306 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 95 states and 177 transitions. [2021-11-21 06:15:02,942 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 177 transitions. [2021-11-21 06:15:02,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:15:02,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,159 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:04,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 97 states and 188 transitions. [2021-11-21 06:15:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 188 transitions. [2021-11-21 06:15:04,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:15:04,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:04,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:04,185 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:05,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:05,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 99 states and 191 transitions. [2021-11-21 06:15:05,366 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 191 transitions. [2021-11-21 06:15:05,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:15:05,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:05,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:05,858 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 12 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:06,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:06,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 99 states and 190 transitions. [2021-11-21 06:15:06,628 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 190 transitions. [2021-11-21 06:15:06,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:15:06,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:06,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:07,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:07,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 101 states and 192 transitions. [2021-11-21 06:15:07,419 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 192 transitions. [2021-11-21 06:15:07,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:15:07,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:07,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:07,498 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:08,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 103 states and 194 transitions. [2021-11-21 06:15:08,915 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 194 transitions. [2021-11-21 06:15:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:15:08,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:08,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 42 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:10,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:10,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 104 states and 190 transitions. [2021-11-21 06:15:10,942 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 190 transitions. [2021-11-21 06:15:10,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:15:10,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:10,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:11,580 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:12,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 104 states and 189 transitions. [2021-11-21 06:15:12,482 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 189 transitions. [2021-11-21 06:15:12,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:15:12,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:12,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:14,483 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:20,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:20,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 110 states and 212 transitions. [2021-11-21 06:15:20,389 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 212 transitions. [2021-11-21 06:15:20,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:15:20,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:20,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:20,625 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:21,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:21,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 112 states and 224 transitions. [2021-11-21 06:15:21,645 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 224 transitions. [2021-11-21 06:15:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:15:21,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:21,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:22,075 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:22,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:22,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2021-11-21 06:15:22,764 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2021-11-21 06:15:22,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:15:22,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:22,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 20 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:24,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:24,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 112 states and 222 transitions. [2021-11-21 06:15:24,496 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 222 transitions. [2021-11-21 06:15:24,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:15:24,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:24,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:25,017 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:25,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2021-11-21 06:15:25,895 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2021-11-21 06:15:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:15:25,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:25,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:26,402 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:27,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:27,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 116 states and 226 transitions. [2021-11-21 06:15:27,243 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 226 transitions. [2021-11-21 06:15:27,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:15:27,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:27,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:27,826 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:28,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:28,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 110 states and 215 transitions. [2021-11-21 06:15:28,758 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 215 transitions. [2021-11-21 06:15:28,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:15:28,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:28,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:29,378 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 56 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:31,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:31,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 111 states and 211 transitions. [2021-11-21 06:15:31,026 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 211 transitions. [2021-11-21 06:15:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:15:31,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:31,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:31,795 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 6 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:32,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:32,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 111 states and 210 transitions. [2021-11-21 06:15:32,899 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 210 transitions. [2021-11-21 06:15:32,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:15:32,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:32,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:33,148 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:34,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 113 states and 222 transitions. [2021-11-21 06:15:34,260 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 222 transitions. [2021-11-21 06:15:34,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:15:34,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:34,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:34,775 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 30 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:35,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 221 transitions. [2021-11-21 06:15:35,737 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 221 transitions. [2021-11-21 06:15:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:15:35,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:35,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:36,665 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:37,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 113 states and 220 transitions. [2021-11-21 06:15:37,811 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 220 transitions. [2021-11-21 06:15:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:15:37,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:37,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:37,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:41,519 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:51,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 119 states and 240 transitions. [2021-11-21 06:15:51,759 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 240 transitions. [2021-11-21 06:15:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:15:51,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:51,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:52,401 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 72 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 120 states and 235 transitions. [2021-11-21 06:15:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 235 transitions. [2021-11-21 06:15:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:15:54,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:54,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:54,393 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:56,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 122 states and 237 transitions. [2021-11-21 06:15:56,414 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 237 transitions. [2021-11-21 06:15:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:15:56,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:56,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:56,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:57,163 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 12 proven. 151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:58,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:58,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 122 states and 236 transitions. [2021-11-21 06:15:58,319 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 236 transitions. [2021-11-21 06:15:58,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:15:58,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:58,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:58,404 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:00,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:00,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 124 states and 239 transitions. [2021-11-21 06:16:00,168 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 239 transitions. [2021-11-21 06:16:00,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:16:00,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:00,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:00,261 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:02,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 126 states and 241 transitions. [2021-11-21 06:16:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 241 transitions. [2021-11-21 06:16:02,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:16:02,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:02,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:03,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:03,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 128 states and 243 transitions. [2021-11-21 06:16:03,331 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 243 transitions. [2021-11-21 06:16:03,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:16:03,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:03,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:03,618 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:04,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:04,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 130 states and 256 transitions. [2021-11-21 06:16:04,963 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 256 transitions. [2021-11-21 06:16:04,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:16:04,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:04,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 42 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:06,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:06,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 130 states and 255 transitions. [2021-11-21 06:16:06,698 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 255 transitions. [2021-11-21 06:16:06,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:16:06,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:06,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:07,517 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 2 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:08,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:08,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 130 states and 254 transitions. [2021-11-21 06:16:08,752 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 254 transitions. [2021-11-21 06:16:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:16:08,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:08,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:11,956 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:20,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 136 states and 281 transitions. [2021-11-21 06:16:20,943 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 281 transitions. [2021-11-21 06:16:20,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:16:20,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:20,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:21,617 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 90 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 137 states and 276 transitions. [2021-11-21 06:16:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 276 transitions. [2021-11-21 06:16:23,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:16:23,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:23,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:24,456 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:25,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 139 states and 278 transitions. [2021-11-21 06:16:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 278 transitions. [2021-11-21 06:16:25,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:16:25,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:25,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:26,326 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 20 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:27,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2021-11-21 06:16:27,655 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2021-11-21 06:16:27,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:16:27,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:27,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:29,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:29,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 139 states and 276 transitions. [2021-11-21 06:16:29,382 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 276 transitions. [2021-11-21 06:16:29,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:16:29,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:29,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:30,079 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:31,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:31,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 141 states and 278 transitions. [2021-11-21 06:16:31,151 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 278 transitions. [2021-11-21 06:16:31,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:16:31,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:31,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:31,831 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:32,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:32,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 143 states and 280 transitions. [2021-11-21 06:16:32,942 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 280 transitions. [2021-11-21 06:16:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:16:32,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:32,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:33,600 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:34,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 135 states and 266 transitions. [2021-11-21 06:16:34,730 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 266 transitions. [2021-11-21 06:16:34,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:16:34,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:34,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:35,041 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:36,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 137 states and 280 transitions. [2021-11-21 06:16:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 280 transitions. [2021-11-21 06:16:36,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:16:36,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:36,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:37,118 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 56 proven. 186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:38,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:38,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 137 states and 279 transitions. [2021-11-21 06:16:38,430 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 279 transitions. [2021-11-21 06:16:38,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:16:38,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:38,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:39,358 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 6 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:40,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:40,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 137 states and 278 transitions. [2021-11-21 06:16:40,771 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 278 transitions. [2021-11-21 06:16:40,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:16:40,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:40,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 110 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 138 states and 273 transitions. [2021-11-21 06:16:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2021-11-21 06:16:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:16:43,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:43,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:44,481 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 30 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:45,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:45,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 272 transitions. [2021-11-21 06:16:45,896 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 272 transitions. [2021-11-21 06:16:45,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:16:45,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:45,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:47,057 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 138 states and 271 transitions. [2021-11-21 06:16:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 271 transitions. [2021-11-21 06:16:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:16:48,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:48,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:54,370 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:09,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:09,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 144 states and 292 transitions. [2021-11-21 06:17:09,500 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 292 transitions. [2021-11-21 06:17:09,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:17:09,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:09,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:09,871 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:11,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 146 states and 307 transitions. [2021-11-21 06:17:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 307 transitions. [2021-11-21 06:17:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:17:11,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:11,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:14,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:14,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 148 states and 309 transitions. [2021-11-21 06:17:14,145 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 309 transitions. [2021-11-21 06:17:14,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:17:14,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:14,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:14,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:14,828 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 72 proven. 202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:16,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:16,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 148 states and 308 transitions. [2021-11-21 06:17:16,205 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 308 transitions. [2021-11-21 06:17:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:17:16,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:16,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:16,298 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 150 states and 310 transitions. [2021-11-21 06:17:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 310 transitions. [2021-11-21 06:17:18,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:17:18,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:18,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:19,962 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 12 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:21,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:21,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 150 states and 309 transitions. [2021-11-21 06:17:21,619 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 309 transitions. [2021-11-21 06:17:21,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:17:21,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:21,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:21,727 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:24,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:24,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 152 states and 312 transitions. [2021-11-21 06:17:24,049 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 312 transitions. [2021-11-21 06:17:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:17:24,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:24,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:24,144 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:26,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:26,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 154 states and 314 transitions. [2021-11-21 06:17:26,747 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 314 transitions. [2021-11-21 06:17:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:17:26,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:26,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:26,840 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:28,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 156 states and 316 transitions. [2021-11-21 06:17:28,480 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 316 transitions. [2021-11-21 06:17:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:17:28,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:28,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 132 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:31,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 157 states and 310 transitions. [2021-11-21 06:17:31,716 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 310 transitions. [2021-11-21 06:17:31,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:17:31,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:31,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:32,461 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 42 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:34,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:34,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 157 states and 309 transitions. [2021-11-21 06:17:34,074 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 309 transitions. [2021-11-21 06:17:34,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:17:34,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:34,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:35,138 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:36,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 157 states and 308 transitions. [2021-11-21 06:17:36,827 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 308 transitions. [2021-11-21 06:17:36,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:17:36,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:36,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:41,778 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:54,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 163 states and 338 transitions. [2021-11-21 06:17:54,718 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 338 transitions. [2021-11-21 06:17:54,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:17:54,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:54,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:57,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:57,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 165 states and 354 transitions. [2021-11-21 06:17:57,012 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 354 transitions. [2021-11-21 06:17:57,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:17:57,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:57,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:59,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:59,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 167 states and 356 transitions. [2021-11-21 06:17:59,504 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 356 transitions. [2021-11-21 06:17:59,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:17:59,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:59,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:59,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:00,219 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 90 proven. 218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:01,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:01,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 167 states and 355 transitions. [2021-11-21 06:18:01,783 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 355 transitions. [2021-11-21 06:18:01,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:18:01,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:01,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:02,686 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 169 states and 357 transitions. [2021-11-21 06:18:04,167 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 357 transitions. [2021-11-21 06:18:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:18:04,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:04,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 20 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 169 states and 356 transitions. [2021-11-21 06:18:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 356 transitions. [2021-11-21 06:18:07,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:18:07,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:07,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:09,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:09,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 169 states and 355 transitions. [2021-11-21 06:18:09,439 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 355 transitions. [2021-11-21 06:18:09,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:18:09,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:09,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:10,487 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:11,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:11,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 171 states and 357 transitions. [2021-11-21 06:18:11,926 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 357 transitions. [2021-11-21 06:18:11,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:18:11,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:11,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:14,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:14,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 173 states and 359 transitions. [2021-11-21 06:18:14,526 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 359 transitions. [2021-11-21 06:18:14,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:18:14,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:14,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:16,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 163 states and 342 transitions. [2021-11-21 06:18:16,989 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 342 transitions. [2021-11-21 06:18:16,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:18:16,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:16,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 156 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:20,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:20,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 164 states and 336 transitions. [2021-11-21 06:18:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 336 transitions. [2021-11-21 06:18:20,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:18:20,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:20,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 56 proven. 223 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:23,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:23,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 164 states and 335 transitions. [2021-11-21 06:18:23,363 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 335 transitions. [2021-11-21 06:18:23,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:18:23,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:23,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:24,707 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 6 proven. 202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:26,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:26,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 164 states and 334 transitions. [2021-11-21 06:18:26,609 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 334 transitions. [2021-11-21 06:18:26,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:18:26,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:26,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:26,996 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:29,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:29,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 166 states and 350 transitions. [2021-11-21 06:18:29,074 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 350 transitions. [2021-11-21 06:18:29,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:18:29,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:29,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:29,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:29,821 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 110 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:31,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:31,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 166 states and 349 transitions. [2021-11-21 06:18:31,499 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 349 transitions. [2021-11-21 06:18:31,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:18:31,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:31,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:32,435 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 30 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:34,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:34,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 166 states and 348 transitions. [2021-11-21 06:18:34,325 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 348 transitions. [2021-11-21 06:18:34,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:18:34,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:34,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:37,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:37,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 166 states and 347 transitions. [2021-11-21 06:18:37,997 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 347 transitions. [2021-11-21 06:18:37,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:18:37,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:37,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:46,525 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:08,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:08,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 172 states and 371 transitions. [2021-11-21 06:19:08,217 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 371 transitions. [2021-11-21 06:19:08,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:19:08,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:08,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 182 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:12,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:12,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 173 states and 364 transitions. [2021-11-21 06:19:12,247 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 364 transitions. [2021-11-21 06:19:12,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:19:12,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:12,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:12,332 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:15,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 175 states and 366 transitions. [2021-11-21 06:19:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 366 transitions. [2021-11-21 06:19:15,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:19:15,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:15,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:16,662 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 72 proven. 241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:18,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:18,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 175 states and 365 transitions. [2021-11-21 06:19:18,629 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 365 transitions. [2021-11-21 06:19:18,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:19:18,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:18,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:18,728 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:22,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:22,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 177 states and 367 transitions. [2021-11-21 06:19:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 367 transitions. [2021-11-21 06:19:22,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:19:22,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:22,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:23,506 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 12 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:25,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 177 states and 366 transitions. [2021-11-21 06:19:25,599 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 366 transitions. [2021-11-21 06:19:25,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:19:25,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:25,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:25,700 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:29,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:29,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 179 states and 368 transitions. [2021-11-21 06:19:29,095 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 368 transitions. [2021-11-21 06:19:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:19:29,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:29,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:29,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:29,207 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:32,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 181 states and 370 transitions. [2021-11-21 06:19:32,779 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 370 transitions. [2021-11-21 06:19:32,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:19:32,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:32,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:32,862 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:36,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:36,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 183 states and 373 transitions. [2021-11-21 06:19:36,061 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 373 transitions. [2021-11-21 06:19:36,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:19:36,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:36,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:36,163 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:37,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:37,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 185 states and 375 transitions. [2021-11-21 06:19:37,905 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 375 transitions. [2021-11-21 06:19:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:19:37,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:37,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:38,331 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:40,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:40,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 187 states and 392 transitions. [2021-11-21 06:19:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 392 transitions. [2021-11-21 06:19:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:19:40,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:40,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:41,452 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 132 proven. 250 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:43,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:43,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 187 states and 391 transitions. [2021-11-21 06:19:43,331 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 391 transitions. [2021-11-21 06:19:43,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:19:43,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:43,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 42 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:46,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 187 states and 390 transitions. [2021-11-21 06:19:46,747 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 390 transitions. [2021-11-21 06:19:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:19:46,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:46,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:48,302 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 2 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:50,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 187 states and 389 transitions. [2021-11-21 06:19:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 389 transitions. [2021-11-21 06:19:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:19:50,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:50,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:57,946 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:16,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:16,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 193 states and 423 transitions. [2021-11-21 06:20:16,778 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 423 transitions. [2021-11-21 06:20:16,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:16,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:16,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:17,677 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 210 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:21,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:21,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 194 states and 416 transitions. [2021-11-21 06:20:21,489 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 416 transitions. [2021-11-21 06:20:21,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:21,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:21,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:22,778 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:24,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 196 states and 418 transitions. [2021-11-21 06:20:24,694 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 418 transitions. [2021-11-21 06:20:24,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:24,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:24,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:25,756 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 90 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:27,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:27,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 196 states and 417 transitions. [2021-11-21 06:20:27,993 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 417 transitions. [2021-11-21 06:20:27,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:27,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:27,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:29,446 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:31,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 198 states and 419 transitions. [2021-11-21 06:20:31,496 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 419 transitions. [2021-11-21 06:20:31,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:31,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:31,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:32,766 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 20 proven. 246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:35,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:35,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 198 states and 418 transitions. [2021-11-21 06:20:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 418 transitions. [2021-11-21 06:20:35,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:35,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:35,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:36,427 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:38,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:38,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 200 states and 420 transitions. [2021-11-21 06:20:38,505 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 420 transitions. [2021-11-21 06:20:38,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:38,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:38,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:39,803 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:41,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 202 states and 422 transitions. [2021-11-21 06:20:41,675 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 422 transitions. [2021-11-21 06:20:41,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:41,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:41,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:42,973 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:44,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 202 states and 421 transitions. [2021-11-21 06:20:44,892 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 421 transitions. [2021-11-21 06:20:44,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:44,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:44,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:46,193 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:48,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:48,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 204 states and 423 transitions. [2021-11-21 06:20:48,130 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 423 transitions. [2021-11-21 06:20:48,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:20:48,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:48,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:51,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:51,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 192 states and 403 transitions. [2021-11-21 06:20:51,451 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 403 transitions. [2021-11-21 06:20:51,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:20:51,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:51,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:51,919 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:54,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:54,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 194 states and 421 transitions. [2021-11-21 06:20:54,444 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 421 transitions. [2021-11-21 06:20:54,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:20:54,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:54,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 156 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:57,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 194 states and 420 transitions. [2021-11-21 06:20:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 420 transitions. [2021-11-21 06:20:57,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:20:57,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:57,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 56 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:21:01,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:21:01,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 194 states and 419 transitions. [2021-11-21 06:21:01,359 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 419 transitions. [2021-11-21 06:21:01,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:21:01,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:21:01,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:21:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:21:02,954 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 6 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:21:05,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:21:05,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 194 states and 418 transitions. [2021-11-21 06:21:05,653 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 418 transitions. [2021-11-21 06:21:05,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:21:05,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:21:05,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:21:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:21:06,569 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 240 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:21:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:21:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 195 states and 411 transitions. [2021-11-21 06:21:10,448 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 411 transitions. [2021-11-21 06:21:10,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:21:10,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:21:10,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:21:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:21:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 110 proven. 277 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:21:14,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:21:14,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 195 states and 410 transitions. [2021-11-21 06:21:14,107 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 410 transitions. [2021-11-21 06:21:14,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:21:14,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:21:14,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:21:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:21:15,423 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 30 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:21:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:21:17,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 195 states and 409 transitions. [2021-11-21 06:21:17,997 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 409 transitions. [2021-11-21 06:21:17,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:21:17,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:21:17,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:21:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:21:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:21:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:21:22,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 195 states and 408 transitions. [2021-11-21 06:21:22,699 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 408 transitions. [2021-11-21 06:21:22,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:21:22,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:21:22,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:21:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:21:34,963 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 201 states and 433 transitions. [2021-11-21 06:22:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 433 transitions. [2021-11-21 06:22:05,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:05,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:05,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:06,294 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:08,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 203 states and 452 transitions. [2021-11-21 06:22:08,867 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 452 transitions. [2021-11-21 06:22:08,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:08,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:08,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:13,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:13,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 205 states and 454 transitions. [2021-11-21 06:22:13,413 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 454 transitions. [2021-11-21 06:22:13,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:13,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:13,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:14,523 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 182 proven. 282 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:17,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 205 states and 453 transitions. [2021-11-21 06:22:17,035 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 453 transitions. [2021-11-21 06:22:17,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:17,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:17,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:17,137 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:21,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:21,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 207 states and 455 transitions. [2021-11-21 06:22:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 455 transitions. [2021-11-21 06:22:21,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:21,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:21,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:22,605 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 72 proven. 285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:25,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 207 states and 454 transitions. [2021-11-21 06:22:25,348 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 454 transitions. [2021-11-21 06:22:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:25,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:25,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:25,449 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:29,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:29,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 209 states and 456 transitions. [2021-11-21 06:22:29,833 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 456 transitions. [2021-11-21 06:22:29,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:29,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:29,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:31,484 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 12 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:34,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:34,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 209 states and 455 transitions. [2021-11-21 06:22:34,337 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 455 transitions. [2021-11-21 06:22:34,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:34,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:34,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:34,432 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:38,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 211 states and 457 transitions. [2021-11-21 06:22:38,646 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 457 transitions. [2021-11-21 06:22:38,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:38,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:38,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:38,749 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:43,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 213 states and 459 transitions. [2021-11-21 06:22:43,165 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 459 transitions. [2021-11-21 06:22:43,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:43,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:43,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:43,258 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:47,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:47,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 215 states and 462 transitions. [2021-11-21 06:22:47,303 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 462 transitions. [2021-11-21 06:22:47,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:22:47,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:47,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:47,407 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:49,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 217 states and 464 transitions. [2021-11-21 06:22:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 464 transitions. [2021-11-21 06:22:49,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:22:49,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:49,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:50,767 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 272 proven. 280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:55,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 218 states and 456 transitions. [2021-11-21 06:22:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 456 transitions. [2021-11-21 06:22:55,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:22:55,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:55,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:56,149 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 132 proven. 295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:58,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 218 states and 455 transitions. [2021-11-21 06:22:58,920 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 455 transitions. [2021-11-21 06:22:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:22:58,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:58,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:00,314 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 42 proven. 290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:03,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:03,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 218 states and 454 transitions. [2021-11-21 06:23:03,249 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 454 transitions. [2021-11-21 06:23:03,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:23:03,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:03,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:05,386 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 2 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:08,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:08,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 218 states and 453 transitions. [2021-11-21 06:23:08,484 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 453 transitions. [2021-11-21 06:23:08,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:23:08,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:08,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:19,028 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:44,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 224 states and 490 transitions. [2021-11-21 06:23:44,283 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 490 transitions. [2021-11-21 06:23:44,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:23:44,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:44,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:47,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:47,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 226 states and 510 transitions. [2021-11-21 06:23:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 510 transitions. [2021-11-21 06:23:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:23:47,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:47,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:49,607 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:52,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 228 states and 512 transitions. [2021-11-21 06:23:52,149 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 512 transitions. [2021-11-21 06:23:52,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:23:52,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:52,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:53,277 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 210 proven. 298 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:56,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:56,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 228 states and 511 transitions. [2021-11-21 06:23:56,072 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 511 transitions. [2021-11-21 06:23:56,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:23:56,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:56,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:58,111 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:00,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 230 states and 513 transitions. [2021-11-21 06:24:00,606 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 513 transitions. [2021-11-21 06:24:00,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:24:00,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:00,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:01,929 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 90 proven. 305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:05,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:05,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 230 states and 512 transitions. [2021-11-21 06:24:05,053 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 512 transitions. [2021-11-21 06:24:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:24:05,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:05,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:09,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 232 states and 514 transitions. [2021-11-21 06:24:09,533 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 514 transitions. [2021-11-21 06:24:09,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:24:09,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:09,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:11,341 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 20 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:14,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 232 states and 513 transitions. [2021-11-21 06:24:14,552 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 513 transitions. [2021-11-21 06:24:14,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:24:14,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:14,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:16,537 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:19,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:19,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 234 states and 515 transitions. [2021-11-21 06:24:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 515 transitions. [2021-11-21 06:24:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:24:19,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:19,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:21,062 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:23,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:23,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 236 states and 517 transitions. [2021-11-21 06:24:23,595 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 517 transitions. [2021-11-21 06:24:23,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:24:23,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:23,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:28,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:28,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 236 states and 516 transitions. [2021-11-21 06:24:28,026 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 516 transitions. [2021-11-21 06:24:28,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:24:28,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:28,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:32,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:32,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 238 states and 518 transitions. [2021-11-21 06:24:32,373 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 518 transitions. [2021-11-21 06:24:32,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:24:32,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:32,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 224 states and 495 transitions. [2021-11-21 06:24:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 495 transitions. [2021-11-21 06:24:36,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:24:36,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:36,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:37,759 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 306 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:42,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:42,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 225 states and 487 transitions. [2021-11-21 06:24:42,568 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 487 transitions. [2021-11-21 06:24:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:24:42,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:42,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:43,796 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 156 proven. 313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:46,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:46,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 225 states and 486 transitions. [2021-11-21 06:24:46,780 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 486 transitions. [2021-11-21 06:24:46,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:24:46,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:46,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:48,275 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 56 proven. 312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:51,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:51,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 225 states and 485 transitions. [2021-11-21 06:24:51,350 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 485 transitions. [2021-11-21 06:24:51,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:24:51,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:51,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:53,732 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 6 proven. 291 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:57,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:57,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 225 states and 484 transitions. [2021-11-21 06:24:57,011 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 484 transitions. [2021-11-21 06:24:57,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:24:57,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:57,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:57,777 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:25:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:01,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 227 states and 504 transitions. [2021-11-21 06:25:01,020 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 504 transitions. [2021-11-21 06:25:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:25:01,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:01,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:02,265 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 240 proven. 314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:25:05,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:05,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 227 states and 503 transitions. [2021-11-21 06:25:05,238 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 503 transitions. [2021-11-21 06:25:05,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:25:05,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:05,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:06,781 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 110 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:25:10,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:10,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 227 states and 502 transitions. [2021-11-21 06:25:10,003 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 502 transitions. [2021-11-21 06:25:10,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:25:10,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:10,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:11,865 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 30 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:25:15,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:15,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 227 states and 501 transitions. [2021-11-21 06:25:15,398 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 501 transitions. [2021-11-21 06:25:15,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:25:15,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:15,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:18,208 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:25:21,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:21,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 227 states and 500 transitions. [2021-11-21 06:25:21,798 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 500 transitions. [2021-11-21 06:25:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:25:21,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:21,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:40,257 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 84 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.