./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a22440a8f255aec9d5730865f842f7cbb927d7105e4870e8c7e734895eef852b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:58:28,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:58:28,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:58:28,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:58:28,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:58:28,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:58:28,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:58:28,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:58:28,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:58:28,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:58:28,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:58:28,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:58:28,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:58:28,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:58:28,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:58:29,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:58:29,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:58:29,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:58:29,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:58:29,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:58:29,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:58:29,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:58:29,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:58:29,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:58:29,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:58:29,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:58:29,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:58:29,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:58:29,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:58:29,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:58:29,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:58:29,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:58:29,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:58:29,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:58:29,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:58:29,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:58:29,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:58:29,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:58:29,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:58:29,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:58:29,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:58:29,061 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 21:58:29,110 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:58:29,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:58:29,112 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:58:29,113 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:58:29,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:58:29,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:58:29,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:58:29,115 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:58:29,115 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 21:58:29,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:58:29,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:58:29,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:58:29,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:58:29,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:58:29,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:58:29,118 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 21:58:29,118 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:58:29,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:58:29,119 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:58:29,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:58:29,119 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:58:29,119 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:58:29,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:58:29,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:29,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:58:29,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:58:29,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:58:29,121 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:58:29,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:58:29,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:58:29,123 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_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a22440a8f255aec9d5730865f842f7cbb927d7105e4870e8c7e734895eef852b [2021-11-13 21:58:29,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:58:29,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:58:29,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:58:29,390 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:58:29,391 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:58:29,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i [2021-11-13 21:58:29,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/data/9b7a1f5ff/26c64fc5f70d4f4fb4fe8cdfba328702/FLAGc339a56c8 [2021-11-13 21:58:29,923 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:58:29,924 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i [2021-11-13 21:58:29,930 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/data/9b7a1f5ff/26c64fc5f70d4f4fb4fe8cdfba328702/FLAGc339a56c8 [2021-11-13 21:58:30,309 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/data/9b7a1f5ff/26c64fc5f70d4f4fb4fe8cdfba328702 [2021-11-13 21:58:30,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:58:30,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:58:30,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:30,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:58:30,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:58:30,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f82ae35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30, skipping insertion in model container [2021-11-13 21:58:30,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:58:30,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:58:30,574 WARN L228 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_bf724307-b56a-4e0d-a648-a0d91443868e/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i[873,886] [2021-11-13 21:58:30,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:30,602 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:58:30,624 WARN L228 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_bf724307-b56a-4e0d-a648-a0d91443868e/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i[873,886] [2021-11-13 21:58:30,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:30,643 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:58:30,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30 WrapperNode [2021-11-13 21:58:30,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:30,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:30,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:58:30,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:58:30,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:30,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:58:30,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:58:30,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:58:30,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:58:30,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:58:30,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:58:30,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:58:30,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30" (1/1) ... [2021-11-13 21:58:30,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:30,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:58:30,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:58:30,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf724307-b56a-4e0d-a648-a0d91443868e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:58:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:58:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:58:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:58:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:58:31,074 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:58:31,074 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 21:58:31,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:31 BoogieIcfgContainer [2021-11-13 21:58:31,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:58:31,078 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:58:31,078 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:58:31,088 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:58:31,088 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:31" (1/1) ... [2021-11-13 21:58:31,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:58:31,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:31,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-13 21:58:31,152 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-13 21:58:31,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:58:31,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:31,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:31,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:31,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:31,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-13 21:58:31,352 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-13 21:58:31,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 21:58:31,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:31,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:31,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:31,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:31,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-13 21:58:31,541 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-13 21:58:31,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 21:58:31,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:31,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:31,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:32,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-11-13 21:58:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-11-13 21:58:32,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 21:58:32,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:32,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:32,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2021-11-13 21:58:32,639 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2021-11-13 21:58:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 21:58:32,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:32,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:32,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:33,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2021-11-13 21:58:33,178 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2021-11-13 21:58:33,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 21:58:33,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:33,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:33,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:33,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2021-11-13 21:58:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2021-11-13 21:58:33,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 21:58:33,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:33,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:33,634 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:34,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:34,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2021-11-13 21:58:34,240 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2021-11-13 21:58:34,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 21:58:34,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:34,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:34,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:34,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2021-11-13 21:58:34,623 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2021-11-13 21:58:34,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 21:58:34,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:34,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:34,737 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:35,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:35,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2021-11-13 21:58:35,429 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2021-11-13 21:58:35,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 21:58:35,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:35,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:35,562 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:35,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2021-11-13 21:58:35,845 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2021-11-13 21:58:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 21:58:35,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:35,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:35,988 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:36,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 53 states and 92 transitions. [2021-11-13 21:58:36,895 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 92 transitions. [2021-11-13 21:58:36,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 21:58:36,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:36,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,025 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:37,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2021-11-13 21:58:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2021-11-13 21:58:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 21:58:37,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,659 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:38,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:38,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2021-11-13 21:58:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2021-11-13 21:58:38,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 21:58:38,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:38,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:38,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:38,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 110 transitions. [2021-11-13 21:58:38,956 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 110 transitions. [2021-11-13 21:58:38,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 21:58:38,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:38,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:40,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 68 states and 125 transitions. [2021-11-13 21:58:40,161 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 125 transitions. [2021-11-13 21:58:40,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 21:58:40,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 128 transitions. [2021-11-13 21:58:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 128 transitions. [2021-11-13 21:58:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 21:58:40,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:41,132 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:42,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-13 21:58:42,086 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-13 21:58:42,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 21:58:42,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,356 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 78 states and 145 transitions. [2021-11-13 21:58:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 145 transitions. [2021-11-13 21:58:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 21:58:42,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,956 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:44,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:44,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 83 states and 162 transitions. [2021-11-13 21:58:44,204 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 162 transitions. [2021-11-13 21:58:44,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 21:58:44,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:44,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:44,501 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:45,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:45,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 86 states and 165 transitions. [2021-11-13 21:58:45,147 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 165 transitions. [2021-11-13 21:58:45,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 21:58:45,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:45,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:45,375 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:46,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:46,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 91 states and 183 transitions. [2021-11-13 21:58:46,542 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 183 transitions. [2021-11-13 21:58:46,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 21:58:46,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:46,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:46,919 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:47,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:47,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 93 states and 184 transitions. [2021-11-13 21:58:47,395 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 184 transitions. [2021-11-13 21:58:47,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 21:58:47,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:47,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:47,630 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:49,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:49,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 98 states and 203 transitions. [2021-11-13 21:58:49,088 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 203 transitions. [2021-11-13 21:58:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 21:58:49,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:49,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:50,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:50,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 101 states and 206 transitions. [2021-11-13 21:58:50,399 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 206 transitions. [2021-11-13 21:58:50,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 21:58:50,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:50,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:52,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:52,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 106 states and 226 transitions. [2021-11-13 21:58:52,071 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 226 transitions. [2021-11-13 21:58:52,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 21:58:52,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:52,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:52,635 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:53,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:53,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 108 states and 227 transitions. [2021-11-13 21:58:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 227 transitions. [2021-11-13 21:58:53,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 21:58:53,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:53,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:53,454 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 113 states and 248 transitions. [2021-11-13 21:58:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 248 transitions. [2021-11-13 21:58:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 21:58:55,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:55,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:55,676 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:56,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:56,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 116 states and 251 transitions. [2021-11-13 21:58:56,620 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 251 transitions. [2021-11-13 21:58:56,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 21:58:56,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:56,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:58,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:58,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 121 states and 273 transitions. [2021-11-13 21:58:58,491 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 273 transitions. [2021-11-13 21:58:58,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 21:58:58,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:58,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:59,207 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:59,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 123 states and 274 transitions. [2021-11-13 21:58:59,829 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 274 transitions. [2021-11-13 21:58:59,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 21:58:59,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:59,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:00,148 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 128 states and 297 transitions. [2021-11-13 21:59:02,053 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 297 transitions. [2021-11-13 21:59:02,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 21:59:02,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:02,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:02,858 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:03,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 131 states and 300 transitions. [2021-11-13 21:59:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 300 transitions. [2021-11-13 21:59:03,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 21:59:03,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:03,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:06,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 136 states and 324 transitions. [2021-11-13 21:59:06,146 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 324 transitions. [2021-11-13 21:59:06,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 21:59:06,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:06,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:07,084 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:07,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 138 states and 325 transitions. [2021-11-13 21:59:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 325 transitions. [2021-11-13 21:59:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 21:59:07,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:07,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:10,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:10,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 143 states and 350 transitions. [2021-11-13 21:59:10,342 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 350 transitions. [2021-11-13 21:59:10,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 21:59:10,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:10,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:10,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:11,416 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:12,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:12,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 146 states and 353 transitions. [2021-11-13 21:59:12,558 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 353 transitions. [2021-11-13 21:59:12,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:59:12,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:12,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:12,941 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:15,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:15,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 151 states and 379 transitions. [2021-11-13 21:59:15,170 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 379 transitions. [2021-11-13 21:59:15,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:59:15,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:15,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:16,404 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 153 states and 380 transitions. [2021-11-13 21:59:17,183 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 380 transitions. [2021-11-13 21:59:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:59:17,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:17,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:17,593 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:20,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:20,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 158 states and 407 transitions. [2021-11-13 21:59:20,041 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 407 transitions. [2021-11-13 21:59:20,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:59:20,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:20,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:22,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:22,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 161 states and 410 transitions. [2021-11-13 21:59:22,571 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 410 transitions. [2021-11-13 21:59:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:59:22,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:22,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:22,934 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:25,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:25,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 166 states and 438 transitions. [2021-11-13 21:59:25,120 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 438 transitions. [2021-11-13 21:59:25,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:59:25,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:25,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:26,579 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:27,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 168 states and 439 transitions. [2021-11-13 21:59:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 439 transitions. [2021-11-13 21:59:27,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:59:27,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:27,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 173 states and 468 transitions. [2021-11-13 21:59:30,460 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 468 transitions. [2021-11-13 21:59:30,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 21:59:30,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:30,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:33,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:33,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 176 states and 471 transitions. [2021-11-13 21:59:33,657 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 471 transitions. [2021-11-13 21:59:33,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:59:33,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:33,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:34,102 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:36,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:36,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 181 states and 501 transitions. [2021-11-13 21:59:36,640 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 501 transitions. [2021-11-13 21:59:36,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 21:59:36,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:36,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:38,504 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:39,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:39,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 183 states and 502 transitions. [2021-11-13 21:59:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 502 transitions. [2021-11-13 21:59:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:59:39,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:39,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:39,883 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:42,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:42,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 188 states and 533 transitions. [2021-11-13 21:59:42,676 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 533 transitions. [2021-11-13 21:59:42,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 21:59:42,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:42,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:44,684 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:46,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 191 states and 536 transitions. [2021-11-13 21:59:46,230 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 536 transitions. [2021-11-13 21:59:46,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 21:59:46,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:46,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:46,716 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:49,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 196 states and 568 transitions. [2021-11-13 21:59:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 568 transitions. [2021-11-13 21:59:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 21:59:49,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:49,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:51,607 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:52,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 198 states and 569 transitions. [2021-11-13 21:59:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 569 transitions. [2021-11-13 21:59:52,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 21:59:52,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:52,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:53,030 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:56,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 203 states and 602 transitions. [2021-11-13 21:59:56,026 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 602 transitions. [2021-11-13 21:59:56,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 21:59:56,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:56,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:58,459 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:59,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 206 states and 605 transitions. [2021-11-13 21:59:59,977 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 605 transitions. [2021-11-13 21:59:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:59:59,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:59,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:00,434 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:03,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:03,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 211 states and 639 transitions. [2021-11-13 22:00:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 639 transitions. [2021-11-13 22:00:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 22:00:03,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:03,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:05,669 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:06,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:06,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 213 states and 640 transitions. [2021-11-13 22:00:06,752 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 640 transitions. [2021-11-13 22:00:06,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 22:00:06,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:06,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:10,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:10,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 218 states and 675 transitions. [2021-11-13 22:00:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 675 transitions. [2021-11-13 22:00:10,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 22:00:10,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:10,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:13,302 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:14,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 221 states and 678 transitions. [2021-11-13 22:00:14,932 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 678 transitions. [2021-11-13 22:00:14,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 22:00:14,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:14,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:18,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:18,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 226 states and 714 transitions. [2021-11-13 22:00:18,441 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 714 transitions. [2021-11-13 22:00:18,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 22:00:18,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:18,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:21,206 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:22,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:22,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 228 states and 715 transitions. [2021-11-13 22:00:22,379 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 715 transitions. [2021-11-13 22:00:22,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 22:00:22,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:22,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:26,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:26,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 233 states and 752 transitions. [2021-11-13 22:00:26,353 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 752 transitions. [2021-11-13 22:00:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 22:00:26,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:26,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:31,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 236 states and 755 transitions. [2021-11-13 22:00:31,217 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 755 transitions. [2021-11-13 22:00:31,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 22:00:31,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:31,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:31,832 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:35,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:35,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 241 states and 793 transitions. [2021-11-13 22:00:35,038 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 793 transitions. [2021-11-13 22:00:35,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 22:00:35,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:35,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 243 states and 794 transitions. [2021-11-13 22:00:39,686 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 794 transitions. [2021-11-13 22:00:39,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 22:00:39,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:39,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:40,267 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:43,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:43,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 248 states and 833 transitions. [2021-11-13 22:00:43,993 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 833 transitions. [2021-11-13 22:00:43,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 22:00:43,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:43,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:47,512 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:49,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:49,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 251 states and 836 transitions. [2021-11-13 22:00:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 836 transitions. [2021-11-13 22:00:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 22:00:49,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:49,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:53,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:53,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 256 states and 876 transitions. [2021-11-13 22:00:53,524 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 876 transitions. [2021-11-13 22:00:53,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 22:00:53,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:53,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:57,492 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:58,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:58,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 258 states and 877 transitions. [2021-11-13 22:00:58,863 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 877 transitions. [2021-11-13 22:00:58,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 22:00:58,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:58,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:59,511 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:03,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 263 states and 918 transitions. [2021-11-13 22:01:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 918 transitions. [2021-11-13 22:01:03,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 22:01:03,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:03,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:07,515 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:09,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 266 states and 921 transitions. [2021-11-13 22:01:09,578 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 921 transitions. [2021-11-13 22:01:09,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 22:01:09,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:09,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:10,286 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:14,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:14,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 271 states and 963 transitions. [2021-11-13 22:01:14,163 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 963 transitions. [2021-11-13 22:01:14,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 22:01:14,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:14,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:18,253 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 731 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:19,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:19,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 273 states and 964 transitions. [2021-11-13 22:01:19,787 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 964 transitions. [2021-11-13 22:01:19,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 22:01:19,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:19,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:20,501 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:24,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:24,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 278 states and 1007 transitions. [2021-11-13 22:01:24,570 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 1007 transitions. [2021-11-13 22:01:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 22:01:24,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:24,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:29,253 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:31,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:31,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 281 states and 1010 transitions. [2021-11-13 22:01:31,530 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1010 transitions. [2021-11-13 22:01:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 22:01:31,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:31,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:31,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:32,123 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:36,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:36,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 286 states and 1054 transitions. [2021-11-13 22:01:36,164 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1054 transitions. [2021-11-13 22:01:36,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 22:01:36,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:36,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:40,838 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 819 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:42,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 288 states and 1055 transitions. [2021-11-13 22:01:42,338 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1055 transitions. [2021-11-13 22:01:42,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 22:01:42,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:42,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:47,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 293 states and 1100 transitions. [2021-11-13 22:01:47,530 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 1100 transitions. [2021-11-13 22:01:47,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 22:01:47,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:47,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:52,798 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:55,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:55,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 296 states and 1103 transitions. [2021-11-13 22:01:55,236 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1103 transitions. [2021-11-13 22:01:55,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 22:01:55,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:55,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:55,984 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:00,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 301 states and 1149 transitions. [2021-11-13 22:02:00,110 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1149 transitions. [2021-11-13 22:02:00,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 22:02:00,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:00,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:05,677 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 912 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:07,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:07,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 303 states and 1150 transitions. [2021-11-13 22:02:07,327 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1150 transitions. [2021-11-13 22:02:07,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 22:02:07,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:07,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:12,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:12,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 308 states and 1197 transitions. [2021-11-13 22:02:12,741 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1197 transitions. [2021-11-13 22:02:12,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-13 22:02:12,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:12,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:18,354 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:20,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:20,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 311 states and 1200 transitions. [2021-11-13 22:02:20,725 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1200 transitions. [2021-11-13 22:02:20,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-13 22:02:20,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:20,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 316 states and 1248 transitions. [2021-11-13 22:02:25,842 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1248 transitions. [2021-11-13 22:02:25,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-13 22:02:25,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:25,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 1010 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:33,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:33,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 318 states and 1249 transitions. [2021-11-13 22:02:33,372 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1249 transitions. [2021-11-13 22:02:33,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-13 22:02:33,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:33,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:34,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:39,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:39,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 323 states and 1298 transitions. [2021-11-13 22:02:39,123 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1298 transitions. [2021-11-13 22:02:39,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-13 22:02:39,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:39,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 1050 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:48,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:48,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 326 states and 1301 transitions. [2021-11-13 22:02:48,016 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1301 transitions. [2021-11-13 22:02:48,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-13 22:02:48,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:48,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:48,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 1092 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:53,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 331 states and 1351 transitions. [2021-11-13 22:02:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1351 transitions. [2021-11-13 22:02:53,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-13 22:02:53,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:53,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:00,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 1113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:01,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:01,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 333 states and 1352 transitions. [2021-11-13 22:03:01,754 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1352 transitions. [2021-11-13 22:03:01,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-13 22:03:01,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:01,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:02,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:07,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 338 states and 1403 transitions. [2021-11-13 22:03:07,918 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1403 transitions. [2021-11-13 22:03:07,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 22:03:07,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:07,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:14,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 1155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:17,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:17,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 341 states and 1406 transitions. [2021-11-13 22:03:17,758 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1406 transitions. [2021-11-13 22:03:17,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-13 22:03:17,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:17,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:17,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:18,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 0 proven. 1199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:23,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:23,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 346 states and 1458 transitions. [2021-11-13 22:03:23,553 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1458 transitions. [2021-11-13 22:03:23,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-13 22:03:23,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:23,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:30,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 1221 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 348 states and 1459 transitions. [2021-11-13 22:03:32,808 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1459 transitions. [2021-11-13 22:03:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-13 22:03:32,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:32,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:33,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:39,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:39,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 353 states and 1512 transitions. [2021-11-13 22:03:39,327 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1512 transitions. [2021-11-13 22:03:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-13 22:03:39,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:39,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 1265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:49,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:49,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 356 states and 1515 transitions. [2021-11-13 22:03:49,937 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1515 transitions. [2021-11-13 22:03:49,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-13 22:03:49,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:49,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:50,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 1311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:55,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 361 states and 1569 transitions. [2021-11-13 22:03:55,810 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1569 transitions. [2021-11-13 22:03:55,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 22:03:55,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:55,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:03,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 1334 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:06,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:06,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 363 states and 1570 transitions. [2021-11-13 22:04:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1570 transitions. [2021-11-13 22:04:06,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-13 22:04:06,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:06,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:06,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:12,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:12,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 368 states and 1625 transitions. [2021-11-13 22:04:12,622 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1625 transitions. [2021-11-13 22:04:12,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 22:04:12,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:12,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:21,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 1380 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:24,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 371 states and 1628 transitions. [2021-11-13 22:04:24,208 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1628 transitions. [2021-11-13 22:04:24,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-13 22:04:24,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:24,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:25,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1428 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:30,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 376 states and 1684 transitions. [2021-11-13 22:04:30,470 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1684 transitions. [2021-11-13 22:04:30,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-13 22:04:30,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:30,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:30,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:39,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 1452 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 378 states and 1685 transitions. [2021-11-13 22:04:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1685 transitions. [2021-11-13 22:04:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-13 22:04:41,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:41,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:42,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:48,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:48,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 383 states and 1742 transitions. [2021-11-13 22:04:48,702 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1742 transitions. [2021-11-13 22:04:48,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-13 22:04:48,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:48,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:58,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 1500 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:01,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:01,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 386 states and 1745 transitions. [2021-11-13 22:05:01,272 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1745 transitions. [2021-11-13 22:05:01,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-13 22:05:01,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:01,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:02,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 1550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:07,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 391 states and 1803 transitions. [2021-11-13 22:05:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1803 transitions. [2021-11-13 22:05:07,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 22:05:07,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:07,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:17,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 1575 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:19,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:19,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 393 states and 1804 transitions. [2021-11-13 22:05:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1804 transitions. [2021-11-13 22:05:19,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-13 22:05:19,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:19,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:20,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:27,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 398 states and 1863 transitions. [2021-11-13 22:05:27,406 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1863 transitions. [2021-11-13 22:05:27,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-13 22:05:27,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:27,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:37,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 1625 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:40,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:40,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 401 states and 1866 transitions. [2021-11-13 22:05:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1866 transitions. [2021-11-13 22:05:40,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-13 22:05:40,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:40,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:41,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 0 proven. 1677 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 406 states and 1926 transitions. [2021-11-13 22:05:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1926 transitions. [2021-11-13 22:05:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 22:05:48,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:48,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:58,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 1703 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 408 states and 1927 transitions. [2021-11-13 22:06:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1927 transitions. [2021-11-13 22:06:01,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 22:06:01,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:01,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:02,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:09,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:09,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 413 states and 1988 transitions. [2021-11-13 22:06:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1988 transitions. [2021-11-13 22:06:09,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-13 22:06:09,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:09,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:20,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 1755 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:24,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:24,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 416 states and 1991 transitions. [2021-11-13 22:06:24,115 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1991 transitions. [2021-11-13 22:06:24,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-13 22:06:24,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:24,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:25,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1809 backedges. 0 proven. 1809 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:31,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:31,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 421 states and 2053 transitions. [2021-11-13 22:06:31,456 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 2053 transitions. [2021-11-13 22:06:31,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-13 22:06:31,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:31,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:42,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 1836 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:45,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:45,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 423 states and 2054 transitions. [2021-11-13 22:06:45,306 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 2054 transitions. [2021-11-13 22:06:45,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-13 22:06:45,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:45,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:53,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:53,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 428 states and 2117 transitions. [2021-11-13 22:06:53,166 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 2117 transitions. [2021-11-13 22:06:53,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 22:06:53,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:53,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 1890 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:08,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 431 states and 2120 transitions. [2021-11-13 22:07:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 2120 transitions. [2021-11-13 22:07:08,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 22:07:08,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:08,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1946 backedges. 0 proven. 1946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:16,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:16,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 436 states and 2184 transitions. [2021-11-13 22:07:16,502 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 2184 transitions. [2021-11-13 22:07:16,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-13 22:07:16,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:16,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 1974 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:31,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:31,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 438 states and 2185 transitions. [2021-11-13 22:07:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 2185 transitions. [2021-11-13 22:07:31,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:07:31,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:31,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:32,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:40,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:40,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 443 states and 2250 transitions. [2021-11-13 22:07:40,129 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 2250 transitions. [2021-11-13 22:07:40,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 22:07:40,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:40,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:53,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 2030 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:57,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:57,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 446 states and 2253 transitions. [2021-11-13 22:07:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 2253 transitions. [2021-11-13 22:07:57,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 22:07:57,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:57,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2088 backedges. 0 proven. 2088 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:05,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:05,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 451 states and 2319 transitions. [2021-11-13 22:08:05,661 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 2319 transitions. [2021-11-13 22:08:05,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-13 22:08:05,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:05,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:19,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 2117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:22,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:22,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 453 states and 2320 transitions. [2021-11-13 22:08:22,013 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 2320 transitions. [2021-11-13 22:08:22,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 22:08:22,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:22,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:23,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 458 states and 2387 transitions. [2021-11-13 22:08:30,700 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 2387 transitions. [2021-11-13 22:08:30,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 22:08:30,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:30,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:46,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 2175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:50,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:50,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 461 states and 2390 transitions. [2021-11-13 22:08:50,431 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 2390 transitions. [2021-11-13 22:08:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-13 22:08:50,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:50,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:51,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 0 proven. 2235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:58,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:58,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 466 states and 2458 transitions. [2021-11-13 22:08:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 2458 transitions. [2021-11-13 22:08:58,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-13 22:08:58,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:58,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 2265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:09:17,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 468 states and 2459 transitions. [2021-11-13 22:09:17,115 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 2459 transitions. [2021-11-13 22:09:17,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-13 22:09:17,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:17,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms