./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bbbfe45c1ffa647ad91a5ae3f1a7c62de0a461f2a2e6ecaa8ebabd9df308d4ae --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:22:59,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:22:59,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:22:59,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:22:59,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:22:59,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:22:59,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:22:59,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:22:59,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:22:59,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:22:59,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:22:59,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:22:59,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:22:59,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:22:59,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:22:59,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:22:59,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:22:59,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:22:59,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:22:59,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:22:59,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:22:59,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:22:59,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:22:59,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:22:59,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:22:59,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:22:59,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:22:59,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:22:59,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:22:59,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:22:59,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:22:59,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:22:59,967 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:22:59,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:22:59,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:22:59,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:22:59,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:22:59,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:22:59,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:22:59,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:22:59,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:22:59,976 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:23:00,019 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:23:00,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:23:00,020 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:23:00,021 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:23:00,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:23:00,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:23:00,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:23:00,022 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:23:00,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:23:00,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:23:00,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:23:00,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:23:00,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:23:00,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:23:00,024 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:23:00,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:23:00,024 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:23:00,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:23:00,025 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:23:00,025 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:23:00,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:23:00,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:23:00,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:23:00,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:23:00,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:23:00,026 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:23:00,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:23:00,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:23:00,028 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_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbbfe45c1ffa647ad91a5ae3f1a7c62de0a461f2a2e6ecaa8ebabd9df308d4ae [2021-11-22 23:23:00,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:23:00,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:23:00,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:23:00,304 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:23:00,305 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:23:00,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c [2021-11-22 23:23:00,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/data/ca157fae0/3920f35c1df34fe9998b100eb1c28aca/FLAGa077f47a4 [2021-11-22 23:23:01,044 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:23:01,059 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c [2021-11-22 23:23:01,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/data/ca157fae0/3920f35c1df34fe9998b100eb1c28aca/FLAGa077f47a4 [2021-11-22 23:23:01,274 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/data/ca157fae0/3920f35c1df34fe9998b100eb1c28aca [2021-11-22 23:23:01,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:23:01,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:23:01,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:23:01,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:23:01,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:23:01,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:01" (1/1) ... [2021-11-22 23:23:01,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a66ad35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:01, skipping insertion in model container [2021-11-22 23:23:01,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:01" (1/1) ... [2021-11-22 23:23:01,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:23:01,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:23:01,788 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_71536650-fd98-4fc3-8710-69fcbf9e66a9/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c[61125,61138] [2021-11-22 23:23:01,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:23:01,819 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:23:02,003 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_71536650-fd98-4fc3-8710-69fcbf9e66a9/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c[61125,61138] [2021-11-22 23:23:02,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:23:02,042 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:23:02,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02 WrapperNode [2021-11-22 23:23:02,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:23:02,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:23:02,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:23:02,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:23:02,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,222 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2053 [2021-11-22 23:23:02,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:23:02,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:23:02,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:23:02,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:23:02,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:23:02,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:23:02,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:23:02,424 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:23:02,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:02" (1/1) ... [2021-11-22 23:23:02,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:23:02,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:23:02,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:23:02,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71536650-fd98-4fc3-8710-69fcbf9e66a9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:23:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:23:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:23:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:23:02,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:23:02,704 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:23:02,705 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:23:04,403 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:23:06,320 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:23:06,321 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:23:06,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:06 BoogieIcfgContainer [2021-11-22 23:23:06,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:23:06,328 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:23:06,328 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:23:06,339 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:23:06,339 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:06" (1/1) ... [2021-11-22 23:23:06,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:23:06,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2021-11-22 23:23:06,425 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2021-11-22 23:23:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-22 23:23:06,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:06,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:08,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:08,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2021-11-22 23:23:08,224 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2021-11-22 23:23:08,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:23:08,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:08,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:08,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:09,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2021-11-22 23:23:09,071 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2021-11-22 23:23:09,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-22 23:23:09,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:09,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:09,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:10,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:10,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2021-11-22 23:23:10,095 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2021-11-22 23:23:10,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:23:10,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:10,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:10,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:11,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2021-11-22 23:23:11,440 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2021-11-22 23:23:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:23:11,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:11,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:13,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:13,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-22 23:23:13,020 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-22 23:23:13,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:23:13,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:13,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:13,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2021-11-22 23:23:14,750 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2021-11-22 23:23:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:23:14,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:14,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:15,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2021-11-22 23:23:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2021-11-22 23:23:17,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-22 23:23:17,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:17,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:19,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:21,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:21,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2021-11-22 23:23:21,450 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2021-11-22 23:23:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:23:21,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:21,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:22,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:22,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2021-11-22 23:23:22,112 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2021-11-22 23:23:22,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:23:22,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:22,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:22,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:26,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:26,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 497 states and 858 transitions. [2021-11-22 23:23:26,255 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 858 transitions. [2021-11-22 23:23:26,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:23:26,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:26,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:26,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 498 states and 859 transitions. [2021-11-22 23:23:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 859 transitions. [2021-11-22 23:23:26,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:23:26,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:26,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:27,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:27,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 501 states and 864 transitions. [2021-11-22 23:23:27,293 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 864 transitions. [2021-11-22 23:23:27,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:23:27,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:27,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:07,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:07,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 638 states and 1265 transitions. [2021-11-22 23:24:07,261 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1265 transitions. [2021-11-22 23:24:07,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:24:07,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:07,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:08,218 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:30,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:30,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 657 states and 1301 transitions. [2021-11-22 23:24:30,184 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1301 transitions. [2021-11-22 23:24:30,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:24:30,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:30,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:30,492 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:31,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:31,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 658 states and 1303 transitions. [2021-11-22 23:24:31,350 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1303 transitions. [2021-11-22 23:24:31,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:24:31,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:31,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:37,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:37,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 796 states and 1712 transitions. [2021-11-22 23:25:37,276 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1712 transitions. [2021-11-22 23:25:37,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:25:37,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:21,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:21,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 813 states and 1750 transitions. [2021-11-22 23:26:21,533 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1750 transitions. [2021-11-22 23:26:21,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:26:21,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:21,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:21,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:54,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 833 states and 1791 transitions. [2021-11-22 23:26:54,959 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1791 transitions. [2021-11-22 23:26:54,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:26:54,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:54,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:55,341 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:57,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 835 states and 1798 transitions. [2021-11-22 23:26:57,920 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1798 transitions. [2021-11-22 23:26:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:26:57,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:57,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:58,180 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:33,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 852 states and 1832 transitions. [2021-11-22 23:27:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1832 transitions. [2021-11-22 23:27:33,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:27:33,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:33,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:33,805 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:37,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:37,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 853 states and 1834 transitions. [2021-11-22 23:27:37,957 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1834 transitions. [2021-11-22 23:27:37,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:27:37,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:37,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:38,311 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 869 states and 1865 transitions. [2021-11-22 23:28:05,878 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1865 transitions. [2021-11-22 23:28:05,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:28:05,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:05,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 890 states and 1911 transitions. [2021-11-22 23:28:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1911 transitions. [2021-11-22 23:28:41,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:28:41,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:41,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:41,542 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 893 states and 1924 transitions. [2021-11-22 23:28:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1924 transitions. [2021-11-22 23:28:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:28:46,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,439 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:49,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:49,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 895 states and 1934 transitions. [2021-11-22 23:28:49,148 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1934 transitions. [2021-11-22 23:28:49,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:28:49,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:49,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:49,621 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:25,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 912 states and 1967 transitions. [2021-11-22 23:29:25,672 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1967 transitions. [2021-11-22 23:29:25,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:29:25,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:25,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:26,047 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:50,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:50,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 925 states and 1991 transitions. [2021-11-22 23:29:50,600 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1991 transitions. [2021-11-22 23:29:50,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:29:50,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:50,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:27,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:27,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 947 states and 2040 transitions. [2021-11-22 23:30:27,104 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 2040 transitions. [2021-11-22 23:30:27,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:30:27,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:27,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:34,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:34,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 951 states and 2058 transitions. [2021-11-22 23:30:34,034 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 2058 transitions. [2021-11-22 23:30:34,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:30:34,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:34,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:34,321 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:39,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:39,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 954 states and 2073 transitions. [2021-11-22 23:30:39,143 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 2073 transitions. [2021-11-22 23:30:39,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:30:39,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:39,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:39,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:41,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:41,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 955 states and 2085 transitions. [2021-11-22 23:30:41,649 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2085 transitions. [2021-11-22 23:30:41,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:30:41,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:41,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:41,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:43,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:43,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 956 states and 2086 transitions. [2021-11-22 23:30:43,222 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 2086 transitions. [2021-11-22 23:30:43,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:30:43,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:43,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:31:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 973 states and 2120 transitions. [2021-11-22 23:31:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2120 transitions. [2021-11-22 23:31:18,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:31:18,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:18,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:18,305 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:31:22,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:22,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 974 states and 2122 transitions. [2021-11-22 23:31:22,773 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 2122 transitions. [2021-11-22 23:31:22,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:31:22,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:22,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:23,080 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:31:49,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 990 states and 2151 transitions. [2021-11-22 23:31:49,697 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2151 transitions. [2021-11-22 23:31:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:31:49,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:49,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,844 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:32:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:20,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1006 states and 2198 transitions. [2021-11-22 23:32:20,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2198 transitions. [2021-11-22 23:32:20,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:32:20,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:20,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:20,989 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:32:28,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:28,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1010 states and 2218 transitions. [2021-11-22 23:32:28,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2218 transitions. [2021-11-22 23:32:28,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:32:28,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:28,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:28,988 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:32:33,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:33,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1012 states and 2233 transitions. [2021-11-22 23:32:33,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2233 transitions. [2021-11-22 23:32:33,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:32:33,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:33,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:34,123 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:32:40,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:40,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1015 states and 2236 transitions. [2021-11-22 23:32:40,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2236 transitions. [2021-11-22 23:32:40,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:32:40,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:40,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:40,296 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:32:46,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1018 states and 2239 transitions. [2021-11-22 23:32:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2239 transitions. [2021-11-22 23:32:46,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:32:46,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:46,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:46,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:32:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1019 states and 2241 transitions. [2021-11-22 23:32:52,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2241 transitions. [2021-11-22 23:32:52,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:32:52,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:52,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:52,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:33:19,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:33:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1035 states and 2270 transitions. [2021-11-22 23:33:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2270 transitions. [2021-11-22 23:33:19,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:33:19,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:33:19,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:33:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:33:19,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:33:24,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:33:24,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1036 states and 2272 transitions. [2021-11-22 23:33:24,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2272 transitions. [2021-11-22 23:33:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:33:24,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:33:24,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:33:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:33:24,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:33:49,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:33:49,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1052 states and 2298 transitions. [2021-11-22 23:33:49,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2298 transitions. [2021-11-22 23:33:49,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:33:49,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:33:49,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:33:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:33:49,548 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:34:09,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:34:09,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1062 states and 2314 transitions. [2021-11-22 23:34:09,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2314 transitions. [2021-11-22 23:34:09,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:34:09,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:34:09,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:34:10,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:34:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:34:28,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:34:28,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 1072 states and 2329 transitions. [2021-11-22 23:34:28,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2329 transitions. [2021-11-22 23:34:28,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:34:28,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:34:28,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:34:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:34:34,059 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:35:00,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:35:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1089 states and 2350 transitions. [2021-11-22 23:35:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2350 transitions. [2021-11-22 23:35:00,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:35:00,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:35:00,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:35:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:35:04,438 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:35:15,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:35:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1096 states and 2365 transitions. [2021-11-22 23:35:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2365 transitions. [2021-11-22 23:35:15,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:35:15,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:35:15,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:35:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:35:18,150 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.