./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN --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-53f42b1 [2021-11-21 05:00:45,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:00:45,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:00:45,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:00:45,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:00:45,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:00:45,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:00:45,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:00:45,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:00:45,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:00:45,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:00:45,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:00:45,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:00:45,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:00:45,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:00:45,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:00:45,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:00:45,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:00:45,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:00:45,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:00:45,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:00:45,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:00:45,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:00:45,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:00:45,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:00:45,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:00:45,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:00:45,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:00:45,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:00:45,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:00:45,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:00:45,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:00:45,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:00:45,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:00:45,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:00:45,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:00:45,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:00:45,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:00:45,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:00:45,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:00:45,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:00:45,976 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:00:45,999 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:00:46,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:00:46,001 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:00:46,001 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:00:46,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:00:46,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:00:46,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:00:46,002 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:00:46,002 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:00:46,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:00:46,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:00:46,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:00:46,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:00:46,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:00:46,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:00:46,004 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:00:46,004 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:00:46,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:00:46,004 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:00:46,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:00:46,005 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:00:46,005 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:00:46,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:00:46,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:00:46,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:00:46,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:00:46,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:00:46,006 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:00:46,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:00:46,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:00:46,007 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_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a22440a8f255aec9d5730865f842f7cbb927d7105e4870e8c7e734895eef852b [2021-11-21 05:00:46,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:00:46,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:00:46,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:00:46,316 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:00:46,317 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:00:46,319 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i [2021-11-21 05:00:46,388 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/data/12e882215/b76216bd0d10429e87c098fbdbd8656d/FLAG9270d3361 [2021-11-21 05:00:46,948 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:00:46,949 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i [2021-11-21 05:00:46,960 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/data/12e882215/b76216bd0d10429e87c098fbdbd8656d/FLAG9270d3361 [2021-11-21 05:00:47,311 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/data/12e882215/b76216bd0d10429e87c098fbdbd8656d [2021-11-21 05:00:47,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:00:47,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:00:47,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:00:47,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:00:47,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:00:47,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@473dc00e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47, skipping insertion in model container [2021-11-21 05:00:47,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:00:47,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:00:47,528 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i[873,886] [2021-11-21 05:00:47,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:00:47,544 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:00:47,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/sv-benchmarks/c/loop-zilu/benchmark17_conjunctive.i[873,886] [2021-11-21 05:00:47,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:00:47,573 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:00:47,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47 WrapperNode [2021-11-21 05:00:47,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:00:47,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:00:47,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:00:47,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:00:47,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,615 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2021-11-21 05:00:47,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:00:47,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:00:47,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:00:47,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:00:47,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:00:47,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:00:47,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:00:47,651 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:00:47,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:47" (1/1) ... [2021-11-21 05:00:47,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:00:47,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:00:47,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:00:47,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dd693b-e1a1-4b3a-a958-1706ad99b51c/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:00:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:00:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:00:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:00:47,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:00:47,790 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:00:47,793 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:00:47,959 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:00:47,998 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:00:47,998 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 05:00:48,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:48 BoogieIcfgContainer [2021-11-21 05:00:48,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:00:48,013 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:00:48,013 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:00:48,023 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:00:48,028 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:48" (1/1) ... [2021-11-21 05:00:48,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:00:48,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-21 05:00:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-21 05:00:48,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:00:48,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:48,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:48,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:48,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-21 05:00:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-21 05:00:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:00:48,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:48,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:48,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:48,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:48,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-21 05:00:48,589 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-21 05:00:48,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:00:48,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:48,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:48,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:48,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:48,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-11-21 05:00:48,974 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-11-21 05:00:48,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:00:48,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:48,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:49,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:49,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:49,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2021-11-21 05:00:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2021-11-21 05:00:49,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:00:49,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:49,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:49,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:50,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:50,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2021-11-21 05:00:50,063 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2021-11-21 05:00:50,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:00:50,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:50,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:50,103 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:50,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:50,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2021-11-21 05:00:50,358 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2021-11-21 05:00:50,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:00:50,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:50,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:50,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:51,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:51,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2021-11-21 05:00:51,072 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2021-11-21 05:00:51,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:00:51,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:51,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:51,135 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:51,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:51,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2021-11-21 05:00:51,431 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2021-11-21 05:00:51,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:00:51,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:51,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:51,580 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:52,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2021-11-21 05:00:52,241 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2021-11-21 05:00:52,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:00:52,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:52,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:52,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:52,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2021-11-21 05:00:52,608 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2021-11-21 05:00:52,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:00:52,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:52,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:52,746 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:53,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:53,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 53 states and 92 transitions. [2021-11-21 05:00:53,608 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 92 transitions. [2021-11-21 05:00:53,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:00:53,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:53,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:53,750 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:54,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:54,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2021-11-21 05:00:54,206 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2021-11-21 05:00:54,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:00:54,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:54,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:54,330 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:55,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:55,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2021-11-21 05:00:55,131 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2021-11-21 05:00:55,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:00:55,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:55,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:55,288 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:55,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:55,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 110 transitions. [2021-11-21 05:00:55,642 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 110 transitions. [2021-11-21 05:00:55,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:00:55,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:55,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:55,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:55,803 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:56,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 68 states and 125 transitions. [2021-11-21 05:00:56,726 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 125 transitions. [2021-11-21 05:00:56,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:00:56,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:56,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:56,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 128 transitions. [2021-11-21 05:00:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 128 transitions. [2021-11-21 05:00:57,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:00:57,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:57,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:57,718 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:58,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:58,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-21 05:00:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-21 05:00:58,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:00:58,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:58,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:58,930 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:59,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 78 states and 145 transitions. [2021-11-21 05:00:59,375 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 145 transitions. [2021-11-21 05:00:59,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:00:59,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:59,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:59,555 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:00,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 83 states and 162 transitions. [2021-11-21 05:01:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 162 transitions. [2021-11-21 05:01:00,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:01:00,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:00,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:01,049 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:01,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:01,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 86 states and 165 transitions. [2021-11-21 05:01:01,802 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 165 transitions. [2021-11-21 05:01:01,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:01:01,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:01,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:02,001 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:03,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 91 states and 183 transitions. [2021-11-21 05:01:03,196 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 183 transitions. [2021-11-21 05:01:03,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:01:03,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:03,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:04,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 93 states and 184 transitions. [2021-11-21 05:01:04,075 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 184 transitions. [2021-11-21 05:01:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:01:04,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:04,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 98 states and 203 transitions. [2021-11-21 05:01:05,732 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 203 transitions. [2021-11-21 05:01:05,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:01:05,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:05,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:07,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 101 states and 206 transitions. [2021-11-21 05:01:07,020 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 206 transitions. [2021-11-21 05:01:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:01:07,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:07,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:07,266 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:08,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 106 states and 226 transitions. [2021-11-21 05:01:08,621 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 226 transitions. [2021-11-21 05:01:08,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:01:08,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:08,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:08,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 108 states and 227 transitions. [2021-11-21 05:01:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 227 transitions. [2021-11-21 05:01:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:01:09,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:09,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:09,919 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:11,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:11,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 113 states and 248 transitions. [2021-11-21 05:01:11,474 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 248 transitions. [2021-11-21 05:01:11,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:01:11,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:11,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:12,058 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:12,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 116 states and 251 transitions. [2021-11-21 05:01:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 251 transitions. [2021-11-21 05:01:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:01:12,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:12,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:13,190 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:14,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 121 states and 273 transitions. [2021-11-21 05:01:14,847 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 273 transitions. [2021-11-21 05:01:14,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:01:14,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:14,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:15,531 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:16,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:16,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 123 states and 274 transitions. [2021-11-21 05:01:16,283 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 274 transitions. [2021-11-21 05:01:16,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:01:16,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:16,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:16,598 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:18,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:18,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 128 states and 297 transitions. [2021-11-21 05:01:18,367 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 297 transitions. [2021-11-21 05:01:18,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:01:18,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:18,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:19,221 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:20,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:20,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 131 states and 300 transitions. [2021-11-21 05:01:20,170 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 300 transitions. [2021-11-21 05:01:20,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:01:20,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:20,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:20,495 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 136 states and 324 transitions. [2021-11-21 05:01:22,282 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 324 transitions. [2021-11-21 05:01:22,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:01:22,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:22,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:23,260 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:23,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:23,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 138 states and 325 transitions. [2021-11-21 05:01:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 325 transitions. [2021-11-21 05:01:23,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:01:23,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:23,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:24,289 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:26,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:26,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 143 states and 350 transitions. [2021-11-21 05:01:26,444 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 350 transitions. [2021-11-21 05:01:26,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:01:26,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:26,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:27,490 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:28,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:28,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 146 states and 353 transitions. [2021-11-21 05:01:28,535 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 353 transitions. [2021-11-21 05:01:28,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:01:28,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:28,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:28,840 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:30,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:30,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 151 states and 379 transitions. [2021-11-21 05:01:30,795 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 379 transitions. [2021-11-21 05:01:30,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:01:30,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:30,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:32,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 153 states and 380 transitions. [2021-11-21 05:01:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 380 transitions. [2021-11-21 05:01:32,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:01:32,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:32,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:33,086 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:35,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:35,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 158 states and 407 transitions. [2021-11-21 05:01:35,381 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 407 transitions. [2021-11-21 05:01:35,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:01:35,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:35,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:36,729 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:37,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:37,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 161 states and 410 transitions. [2021-11-21 05:01:37,960 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 410 transitions. [2021-11-21 05:01:37,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:01:37,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:37,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:38,309 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:40,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 166 states and 438 transitions. [2021-11-21 05:01:40,535 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 438 transitions. [2021-11-21 05:01:40,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:01:40,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:40,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:42,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:42,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 168 states and 439 transitions. [2021-11-21 05:01:42,758 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 439 transitions. [2021-11-21 05:01:42,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:01:42,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:42,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:43,191 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:45,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 173 states and 468 transitions. [2021-11-21 05:01:45,766 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 468 transitions. [2021-11-21 05:01:45,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:01:45,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:45,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:47,402 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:48,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:48,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 176 states and 471 transitions. [2021-11-21 05:01:48,714 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 471 transitions. [2021-11-21 05:01:48,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:01:48,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:48,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:51,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:51,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 181 states and 501 transitions. [2021-11-21 05:01:51,791 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 501 transitions. [2021-11-21 05:01:51,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:01:51,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:51,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:53,575 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:54,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:54,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 183 states and 502 transitions. [2021-11-21 05:01:54,580 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 502 transitions. [2021-11-21 05:01:54,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:01:54,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:54,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:01:57,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:57,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 188 states and 533 transitions. [2021-11-21 05:01:57,863 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 533 transitions. [2021-11-21 05:01:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:01:57,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:57,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:59,705 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:01,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:01,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 191 states and 536 transitions. [2021-11-21 05:02:01,210 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 536 transitions. [2021-11-21 05:02:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:02:01,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:01,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:01,656 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:04,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 196 states and 568 transitions. [2021-11-21 05:02:04,236 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 568 transitions. [2021-11-21 05:02:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:02:04,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:04,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:06,446 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:07,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 198 states and 569 transitions. [2021-11-21 05:02:07,431 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 569 transitions. [2021-11-21 05:02:07,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:02:07,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:07,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:07,940 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:10,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:10,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 203 states and 602 transitions. [2021-11-21 05:02:10,956 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 602 transitions. [2021-11-21 05:02:10,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:02:10,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:10,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:13,151 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:14,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:14,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 206 states and 605 transitions. [2021-11-21 05:02:14,739 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 605 transitions. [2021-11-21 05:02:14,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:02:14,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:14,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:18,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:18,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 211 states and 639 transitions. [2021-11-21 05:02:18,044 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 639 transitions. [2021-11-21 05:02:18,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:02:18,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:18,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:20,588 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:21,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 213 states and 640 transitions. [2021-11-21 05:02:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 640 transitions. [2021-11-21 05:02:21,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:02:21,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:21,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:22,101 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:25,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 218 states and 675 transitions. [2021-11-21 05:02:25,323 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 675 transitions. [2021-11-21 05:02:25,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:02:25,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:25,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:29,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:29,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 221 states and 678 transitions. [2021-11-21 05:02:29,704 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 678 transitions. [2021-11-21 05:02:29,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:02:29,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:29,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:33,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 226 states and 714 transitions. [2021-11-21 05:02:33,243 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 714 transitions. [2021-11-21 05:02:33,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:02:33,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:33,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:36,100 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:37,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:37,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 228 states and 715 transitions. [2021-11-21 05:02:37,249 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 715 transitions. [2021-11-21 05:02:37,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:02:37,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:37,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:37,853 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:41,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:41,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 233 states and 752 transitions. [2021-11-21 05:02:41,432 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 752 transitions. [2021-11-21 05:02:41,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:02:41,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:41,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:46,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:46,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 236 states and 755 transitions. [2021-11-21 05:02:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 755 transitions. [2021-11-21 05:02:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:02:46,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:46,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:50,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 241 states and 793 transitions. [2021-11-21 05:02:50,056 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 793 transitions. [2021-11-21 05:02:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:02:50,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:50,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:53,382 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:54,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 243 states and 794 transitions. [2021-11-21 05:02:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 794 transitions. [2021-11-21 05:02:54,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:02:54,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:54,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:55,181 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:58,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:58,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 248 states and 833 transitions. [2021-11-21 05:02:58,870 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 833 transitions. [2021-11-21 05:02:58,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 05:02:58,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:58,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:04,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 251 states and 836 transitions. [2021-11-21 05:03:04,461 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 836 transitions. [2021-11-21 05:03:04,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:03:04,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:04,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:05,015 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:08,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:08,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 256 states and 876 transitions. [2021-11-21 05:03:08,497 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 876 transitions. [2021-11-21 05:03:08,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:03:08,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:08,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:12,397 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:13,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:13,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 258 states and 877 transitions. [2021-11-21 05:03:13,737 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 877 transitions. [2021-11-21 05:03:13,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:03:13,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:13,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:14,362 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 263 states and 918 transitions. [2021-11-21 05:03:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 918 transitions. [2021-11-21 05:03:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 05:03:18,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:18,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:24,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:24,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 266 states and 921 transitions. [2021-11-21 05:03:24,591 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 921 transitions. [2021-11-21 05:03:24,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 05:03:24,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:24,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:25,213 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:28,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:28,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 271 states and 963 transitions. [2021-11-21 05:03:28,935 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 963 transitions. [2021-11-21 05:03:28,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 05:03:28,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:28,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:33,464 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 731 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 273 states and 964 transitions. [2021-11-21 05:03:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 964 transitions. [2021-11-21 05:03:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:03:34,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:34,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:35,571 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:39,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:39,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 278 states and 1007 transitions. [2021-11-21 05:03:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 1007 transitions. [2021-11-21 05:03:39,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 05:03:39,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:39,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:44,646 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:46,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:46,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 281 states and 1010 transitions. [2021-11-21 05:03:46,933 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1010 transitions. [2021-11-21 05:03:46,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 05:03:46,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:46,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:47,669 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:51,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 286 states and 1054 transitions. [2021-11-21 05:03:51,703 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1054 transitions. [2021-11-21 05:03:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 05:03:51,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:51,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 819 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:58,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 288 states and 1055 transitions. [2021-11-21 05:03:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1055 transitions. [2021-11-21 05:03:58,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 05:03:58,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:58,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:58,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:58,835 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 293 states and 1100 transitions. [2021-11-21 05:04:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 1100 transitions. [2021-11-21 05:04:03,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 05:04:03,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:03,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:08,394 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:10,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:10,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 296 states and 1103 transitions. [2021-11-21 05:04:10,732 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1103 transitions. [2021-11-21 05:04:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:04:10,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:10,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:11,475 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:15,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:15,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 301 states and 1149 transitions. [2021-11-21 05:04:15,613 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1149 transitions. [2021-11-21 05:04:15,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:04:15,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:15,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:21,029 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 912 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:22,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:22,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 303 states and 1150 transitions. [2021-11-21 05:04:22,618 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1150 transitions. [2021-11-21 05:04:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:04:22,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:22,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:23,266 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:28,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:28,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 308 states and 1197 transitions. [2021-11-21 05:04:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1197 transitions. [2021-11-21 05:04:28,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-21 05:04:28,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:28,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:36,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:36,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 311 states and 1200 transitions. [2021-11-21 05:04:36,278 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1200 transitions. [2021-11-21 05:04:36,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 05:04:36,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:36,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:36,986 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:41,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 316 states and 1248 transitions. [2021-11-21 05:04:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1248 transitions. [2021-11-21 05:04:41,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 05:04:41,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:41,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:47,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 1010 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:49,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:49,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 318 states and 1249 transitions. [2021-11-21 05:04:49,231 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1249 transitions. [2021-11-21 05:04:49,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 05:04:49,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:49,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:49,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:54,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:54,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 323 states and 1298 transitions. [2021-11-21 05:04:54,935 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1298 transitions. [2021-11-21 05:04:54,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 05:04:54,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:54,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:01,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 1050 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:03,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:03,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 326 states and 1301 transitions. [2021-11-21 05:05:03,870 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1301 transitions. [2021-11-21 05:05:03,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 05:05:03,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:03,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:04,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 1092 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:09,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:09,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 331 states and 1351 transitions. [2021-11-21 05:05:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1351 transitions. [2021-11-21 05:05:09,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 05:05:09,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:09,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 1113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:18,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 333 states and 1352 transitions. [2021-11-21 05:05:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1352 transitions. [2021-11-21 05:05:18,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-21 05:05:18,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:18,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:24,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:24,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 338 states and 1403 transitions. [2021-11-21 05:05:24,148 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1403 transitions. [2021-11-21 05:05:24,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-21 05:05:24,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:24,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:30,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 1155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:33,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:33,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 341 states and 1406 transitions. [2021-11-21 05:05:33,700 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1406 transitions. [2021-11-21 05:05:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-21 05:05:33,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:33,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:34,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 0 proven. 1199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:39,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:39,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 346 states and 1458 transitions. [2021-11-21 05:05:39,492 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1458 transitions. [2021-11-21 05:05:39,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 05:05:39,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:39,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:46,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 1221 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:48,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 348 states and 1459 transitions. [2021-11-21 05:05:48,491 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1459 transitions. [2021-11-21 05:05:48,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 05:05:48,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:48,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:49,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 353 states and 1512 transitions. [2021-11-21 05:05:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1512 transitions. [2021-11-21 05:05:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-21 05:05:54,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:54,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:02,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 1265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:05,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:05,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 356 states and 1515 transitions. [2021-11-21 05:06:05,092 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1515 transitions. [2021-11-21 05:06:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 05:06:05,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:05,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:05,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 1311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:10,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:10,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 361 states and 1569 transitions. [2021-11-21 05:06:10,934 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1569 transitions. [2021-11-21 05:06:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 05:06:10,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:10,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:18,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 1334 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 363 states and 1570 transitions. [2021-11-21 05:06:20,692 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1570 transitions. [2021-11-21 05:06:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 05:06:20,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:20,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:21,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:27,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:27,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 368 states and 1625 transitions. [2021-11-21 05:06:27,332 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1625 transitions. [2021-11-21 05:06:27,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-21 05:06:27,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:27,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:35,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 1380 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:38,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:38,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 371 states and 1628 transitions. [2021-11-21 05:06:38,912 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1628 transitions. [2021-11-21 05:06:38,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-21 05:06:38,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:38,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1428 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 376 states and 1684 transitions. [2021-11-21 05:06:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1684 transitions. [2021-11-21 05:06:45,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 05:06:45,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:45,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:45,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:54,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 1452 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:56,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:56,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 378 states and 1685 transitions. [2021-11-21 05:06:56,234 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1685 transitions. [2021-11-21 05:06:56,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 05:06:56,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:56,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:03,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:03,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 383 states and 1742 transitions. [2021-11-21 05:07:03,284 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1742 transitions. [2021-11-21 05:07:03,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-21 05:07:03,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:03,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 1500 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 386 states and 1745 transitions. [2021-11-21 05:07:15,569 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1745 transitions. [2021-11-21 05:07:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-21 05:07:15,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:15,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 1550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:22,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:22,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 391 states and 1803 transitions. [2021-11-21 05:07:22,272 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1803 transitions. [2021-11-21 05:07:22,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 05:07:22,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:22,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:32,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 1575 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:34,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 393 states and 1804 transitions. [2021-11-21 05:07:34,216 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1804 transitions. [2021-11-21 05:07:34,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 05:07:34,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:34,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:35,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:41,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:41,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 398 states and 1863 transitions. [2021-11-21 05:07:41,718 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1863 transitions. [2021-11-21 05:07:41,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-21 05:07:41,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:41,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:52,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 1625 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:55,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:55,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 401 states and 1866 transitions. [2021-11-21 05:07:55,719 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1866 transitions. [2021-11-21 05:07:55,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-21 05:07:55,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:55,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 0 proven. 1677 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:02,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 406 states and 1926 transitions. [2021-11-21 05:08:02,538 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1926 transitions. [2021-11-21 05:08:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 05:08:02,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:02,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:02,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 1703 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 408 states and 1927 transitions. [2021-11-21 05:08:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1927 transitions. [2021-11-21 05:08:14,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-21 05:08:14,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:14,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:15,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:22,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:22,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 413 states and 1988 transitions. [2021-11-21 05:08:22,738 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1988 transitions. [2021-11-21 05:08:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-21 05:08:22,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:22,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:33,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 1755 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:36,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:36,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 416 states and 1991 transitions. [2021-11-21 05:08:36,917 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1991 transitions. [2021-11-21 05:08:36,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-21 05:08:36,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:36,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:37,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1809 backedges. 0 proven. 1809 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:43,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:43,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 421 states and 2053 transitions. [2021-11-21 05:08:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 2053 transitions. [2021-11-21 05:08:43,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 05:08:43,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:43,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:55,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 1836 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:57,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:57,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 423 states and 2054 transitions. [2021-11-21 05:08:57,305 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 2054 transitions. [2021-11-21 05:08:57,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-21 05:08:57,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:57,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:58,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:05,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:05,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 428 states and 2117 transitions. [2021-11-21 05:09:05,027 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 2117 transitions. [2021-11-21 05:09:05,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-21 05:09:05,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:05,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:16,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 1890 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:20,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 431 states and 2120 transitions. [2021-11-21 05:09:20,256 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 2120 transitions. [2021-11-21 05:09:20,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-21 05:09:20,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:20,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:21,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1946 backedges. 0 proven. 1946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:27,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:27,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 436 states and 2184 transitions. [2021-11-21 05:09:27,731 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 2184 transitions. [2021-11-21 05:09:27,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-21 05:09:27,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:27,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:39,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 1974 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 438 states and 2185 transitions. [2021-11-21 05:09:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 2185 transitions. [2021-11-21 05:09:42,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-21 05:09:42,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:42,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:43,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:50,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:50,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 443 states and 2250 transitions. [2021-11-21 05:09:50,433 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 2250 transitions. [2021-11-21 05:09:50,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-21 05:09:50,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:50,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:02,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 2030 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:07,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 446 states and 2253 transitions. [2021-11-21 05:10:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 2253 transitions. [2021-11-21 05:10:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-21 05:10:07,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:07,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2088 backedges. 0 proven. 2088 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:14,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:14,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 451 states and 2319 transitions. [2021-11-21 05:10:14,732 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 2319 transitions. [2021-11-21 05:10:14,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-21 05:10:14,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:14,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:27,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 2117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:30,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:30,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 453 states and 2320 transitions. [2021-11-21 05:10:30,328 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 2320 transitions. [2021-11-21 05:10:30,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-21 05:10:30,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:30,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:31,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:38,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:38,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 458 states and 2387 transitions. [2021-11-21 05:10:38,805 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 2387 transitions. [2021-11-21 05:10:38,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-21 05:10:38,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:38,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 2175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:56,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:56,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 461 states and 2390 transitions. [2021-11-21 05:10:56,207 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 2390 transitions. [2021-11-21 05:10:56,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-21 05:10:56,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:56,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:57,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 0 proven. 2235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:04,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:04,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 466 states and 2458 transitions. [2021-11-21 05:11:04,385 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 2458 transitions. [2021-11-21 05:11:04,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-21 05:11:04,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:04,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 2265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:21,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 468 states and 2459 transitions. [2021-11-21 05:11:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 2459 transitions. [2021-11-21 05:11:21,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-21 05:11:21,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:21,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:22,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:29,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:29,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 473 states and 2528 transitions. [2021-11-21 05:11:29,802 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 2528 transitions. [2021-11-21 05:11:29,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-21 05:11:29,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:29,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat