./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/mbpr3.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_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/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_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/mbpr3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/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_e970af4d-c675-4ef8-90ef-ea0a31f64498/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 a50e57e46342104030586dde3ea26bc2e3984490f4fdef34fa383d24842d8980 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:56:07,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:56:07,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:56:07,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:56:07,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:56:07,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:56:07,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:56:07,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:56:07,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:56:07,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:56:07,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:56:07,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:56:07,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:56:07,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:56:07,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:56:07,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:56:07,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:56:07,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:56:07,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:56:07,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:56:07,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:56:07,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:56:07,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:56:07,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:56:07,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:56:07,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:56:07,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:56:07,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:56:07,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:56:07,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:56:07,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:56:07,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:56:07,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:56:07,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:56:07,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:56:07,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:56:07,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:56:07,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:56:07,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:56:07,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:56:07,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:56:07,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:56:08,022 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:56:08,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:56:08,023 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:56:08,024 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:56:08,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:56:08,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:56:08,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:56:08,026 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:56:08,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:56:08,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:56:08,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:56:08,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:56:08,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:56:08,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:56:08,029 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:56:08,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:56:08,029 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:56:08,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:56:08,030 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:56:08,031 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:56:08,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:56:08,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:08,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:56:08,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:56:08,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:56:08,033 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:56:08,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:56:08,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:56:08,034 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_e970af4d-c675-4ef8-90ef-ea0a31f64498/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a50e57e46342104030586dde3ea26bc2e3984490f4fdef34fa383d24842d8980 [2021-11-23 00:56:08,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:56:08,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:56:08,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:56:08,330 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:56:08,331 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:56:08,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-tiling/mbpr3.c [2021-11-23 00:56:08,403 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/data/9b4b76aff/ebe45f6d9efe42c286b4efcf19a4bb51/FLAG59eb10146 [2021-11-23 00:56:08,915 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:56:08,916 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/sv-benchmarks/c/array-tiling/mbpr3.c [2021-11-23 00:56:08,922 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/data/9b4b76aff/ebe45f6d9efe42c286b4efcf19a4bb51/FLAG59eb10146 [2021-11-23 00:56:09,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/data/9b4b76aff/ebe45f6d9efe42c286b4efcf19a4bb51 [2021-11-23 00:56:09,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:56:09,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:56:09,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:09,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:56:09,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:56:09,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25136e2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09, skipping insertion in model container [2021-11-23 00:56:09,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:56:09,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:56:09,521 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_e970af4d-c675-4ef8-90ef-ea0a31f64498/sv-benchmarks/c/array-tiling/mbpr3.c[396,409] [2021-11-23 00:56:09,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:09,576 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:56:09,593 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_e970af4d-c675-4ef8-90ef-ea0a31f64498/sv-benchmarks/c/array-tiling/mbpr3.c[396,409] [2021-11-23 00:56:09,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:09,649 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:56:09,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09 WrapperNode [2021-11-23 00:56:09,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:09,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:09,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:56:09,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:56:09,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,693 INFO L137 Inliner]: procedures = 15, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 107 [2021-11-23 00:56:09,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:09,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:56:09,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:56:09,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:56:09,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:56:09,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:56:09,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:56:09,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:56:09,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:09" (1/1) ... [2021-11-23 00:56:09,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:09,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:56:09,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:56:09,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e970af4d-c675-4ef8-90ef-ea0a31f64498/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:56:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:56:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:56:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:56:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:56:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:56:09,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:56:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:56:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:56:09,901 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:56:09,903 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:56:10,087 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:56:10,227 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:56:10,227 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:56:10,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:10 BoogieIcfgContainer [2021-11-23 00:56:10,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:56:10,230 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:56:10,230 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:56:10,263 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:56:10,263 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:10" (1/1) ... [2021-11-23 00:56:10,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:56:10,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2021-11-23 00:56:10,341 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2021-11-23 00:56:10,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:56:10,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:10,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2021-11-23 00:56:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2021-11-23 00:56:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:56:10,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:10,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:11,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:11,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-23 00:56:11,083 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-23 00:56:11,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:56:11,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:11,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:11,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:11,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2021-11-23 00:56:11,357 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2021-11-23 00:56:11,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:56:11,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:11,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2021-11-23 00:56:13,435 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2021-11-23 00:56:13,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:56:13,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:14,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2021-11-23 00:56:14,689 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2021-11-23 00:56:14,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:56:14,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:16,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2021-11-23 00:56:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2021-11-23 00:56:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:56:16,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:17,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2021-11-23 00:56:17,978 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2021-11-23 00:56:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:56:17,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,716 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:20,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 38 states and 78 transitions. [2021-11-23 00:56:20,763 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 78 transitions. [2021-11-23 00:56:20,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:56:20,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,092 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2021-11-23 00:56:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2021-11-23 00:56:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:56:23,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,830 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:26,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2021-11-23 00:56:26,170 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2021-11-23 00:56:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:56:26,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:27,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2021-11-23 00:56:27,116 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2021-11-23 00:56:27,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:56:27,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:27,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,234 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:27,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:27,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 49 states and 92 transitions. [2021-11-23 00:56:27,936 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 92 transitions. [2021-11-23 00:56:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:56:27,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:27,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,161 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:56:28,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 45 states and 81 transitions. [2021-11-23 00:56:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 81 transitions. [2021-11-23 00:56:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:56:28,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,427 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:32,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 98 transitions. [2021-11-23 00:56:32,894 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 98 transitions. [2021-11-23 00:56:32,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:56:32,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,468 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:35,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 55 states and 104 transitions. [2021-11-23 00:56:35,979 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 104 transitions. [2021-11-23 00:56:35,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:56:35,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,556 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:38,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 58 states and 111 transitions. [2021-11-23 00:56:38,285 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 111 transitions. [2021-11-23 00:56:38,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:56:38,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,944 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:43,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2021-11-23 00:56:43,628 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2021-11-23 00:56:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:56:43,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,266 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:56:48,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2021-11-23 00:56:48,020 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2021-11-23 00:56:48,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:56:48,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,339 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:56:49,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 64 states and 123 transitions. [2021-11-23 00:56:49,083 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 123 transitions. [2021-11-23 00:56:49,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:56:49,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,419 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:56:50,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 65 states and 124 transitions. [2021-11-23 00:56:50,054 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2021-11-23 00:56:50,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:50,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,363 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 77 states and 154 transitions. [2021-11-23 00:57:00,183 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 154 transitions. [2021-11-23 00:57:00,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:57:00,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,537 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 79 states and 166 transitions. [2021-11-23 00:57:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 166 transitions. [2021-11-23 00:57:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:57:04,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,088 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:14,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 84 states and 177 transitions. [2021-11-23 00:57:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 177 transitions. [2021-11-23 00:57:14,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:57:14,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:23,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 87 states and 184 transitions. [2021-11-23 00:57:23,591 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 184 transitions. [2021-11-23 00:57:23,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:57:23,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,854 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:57:27,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 89 states and 185 transitions. [2021-11-23 00:57:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 185 transitions. [2021-11-23 00:57:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:57:27,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,222 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:57:31,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:31,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 92 states and 190 transitions. [2021-11-23 00:57:31,980 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 190 transitions. [2021-11-23 00:57:31,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:57:31,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:31,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,515 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:57:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:37,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 94 states and 195 transitions. [2021-11-23 00:57:37,582 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 195 transitions. [2021-11-23 00:57:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:57:37,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:37,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:37,898 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:57:38,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:38,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 95 states and 196 transitions. [2021-11-23 00:57:38,635 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 196 transitions. [2021-11-23 00:57:38,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:57:38,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:38,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:38,940 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:57:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 96 states and 197 transitions. [2021-11-23 00:57:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 197 transitions. [2021-11-23 00:57:39,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:57:39,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,360 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:41,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 97 states and 199 transitions. [2021-11-23 00:57:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 199 transitions. [2021-11-23 00:57:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:57:41,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:42,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 98 states and 202 transitions. [2021-11-23 00:57:42,520 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 202 transitions. [2021-11-23 00:57:42,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:57:42,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:04,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 110 states and 231 transitions. [2021-11-23 00:58:04,800 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 231 transitions. [2021-11-23 00:58:04,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:58:04,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,456 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:58:06,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 110 states and 230 transitions. [2021-11-23 00:58:06,931 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 230 transitions. [2021-11-23 00:58:06,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:58:06,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,727 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:58:12,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:12,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 112 states and 232 transitions. [2021-11-23 00:58:12,148 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 232 transitions. [2021-11-23 00:58:12,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:58:12,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:12,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:14,437 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:18,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 85 states and 152 transitions. [2021-11-23 00:58:18,337 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 152 transitions. [2021-11-23 00:58:18,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:18,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:18,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,729 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:58:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 86 states and 153 transitions. [2021-11-23 00:58:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 153 transitions. [2021-11-23 00:58:24,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:24,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:24,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,204 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:27,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 87 states and 154 transitions. [2021-11-23 00:58:27,936 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 154 transitions. [2021-11-23 00:58:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:27,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,606 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:58,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 100 states and 186 transitions. [2021-11-23 00:58:58,155 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 186 transitions. [2021-11-23 00:58:58,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,270 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:17,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 105 states and 195 transitions. [2021-11-23 00:59:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 195 transitions. [2021-11-23 00:59:17,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,758 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:27,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 106 states and 197 transitions. [2021-11-23 00:59:27,310 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 197 transitions. [2021-11-23 00:59:27,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:59:27,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,641 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:59:34,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 110 states and 200 transitions. [2021-11-23 00:59:34,629 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 200 transitions. [2021-11-23 00:59:34,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:59:34,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,646 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:59:41,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 113 states and 204 transitions. [2021-11-23 00:59:41,644 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 204 transitions. [2021-11-23 00:59:41,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:41,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,999 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 114 states and 206 transitions. [2021-11-23 00:59:47,162 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 206 transitions. [2021-11-23 00:59:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:47,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:00:00,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 115 states and 206 transitions. [2021-11-23 01:00:00,658 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 206 transitions. [2021-11-23 01:00:00,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:00,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:07,878 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:44,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:44,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 132 states and 257 transitions. [2021-11-23 01:00:44,435 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 257 transitions. [2021-11-23 01:00:44,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:44,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:44,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:45,093 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:50,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:50,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 135 states and 265 transitions. [2021-11-23 01:00:50,871 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 265 transitions. [2021-11-23 01:00:50,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:50,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:50,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,523 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:54,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 137 states and 268 transitions. [2021-11-23 01:00:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2021-11-23 01:00:54,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:54,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,100 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:05,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:05,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 138 states and 270 transitions. [2021-11-23 01:01:05,704 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 270 transitions. [2021-11-23 01:01:05,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:05,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:05,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:28,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 141 states and 273 transitions. [2021-11-23 01:01:28,590 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 273 transitions. [2021-11-23 01:01:28,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:28,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:28,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:40,902 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:58,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:58,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 145 states and 279 transitions. [2021-11-23 01:01:58,808 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 279 transitions. [2021-11-23 01:01:58,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:01:58,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:58,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:00,916 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:02:10,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:10,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 150 states and 283 transitions. [2021-11-23 01:02:10,749 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 283 transitions. [2021-11-23 01:02:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:10,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:10,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:02:20,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:20,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 151 states and 283 transitions. [2021-11-23 01:02:20,251 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 283 transitions. [2021-11-23 01:02:20,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:02:20,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:20,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:02:30,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 152 states and 285 transitions. [2021-11-23 01:02:30,973 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 285 transitions. [2021-11-23 01:02:30,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:02:30,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,558 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:02:46,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:46,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 153 states and 286 transitions. [2021-11-23 01:02:46,896 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 286 transitions. [2021-11-23 01:02:46,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:02:46,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:46,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:50,608 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:03:22,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:22,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 164 states and 308 transitions. [2021-11-23 01:03:22,104 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 308 transitions. [2021-11-23 01:03:22,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:03:22,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:22,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:22,320 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:03:34,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:34,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 170 states and 320 transitions. [2021-11-23 01:03:34,212 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 320 transitions. [2021-11-23 01:03:34,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:03:34,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:34,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:03:36,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:36,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 171 states and 320 transitions. [2021-11-23 01:03:36,117 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 320 transitions. [2021-11-23 01:03:36,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:03:36,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:36,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,331 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:03:41,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:41,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 173 states and 324 transitions. [2021-11-23 01:03:41,194 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 324 transitions. [2021-11-23 01:03:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:03:41,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:41,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:48,082 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:04:05,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:05,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 177 states and 336 transitions. [2021-11-23 01:04:05,554 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 336 transitions. [2021-11-23 01:04:05,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:04:05,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:05,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:31,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 178 states and 337 transitions. [2021-11-23 01:04:31,285 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 337 transitions. [2021-11-23 01:04:31,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:04:31,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 1 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:58,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:58,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 181 states and 340 transitions. [2021-11-23 01:04:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 340 transitions. [2021-11-23 01:04:58,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:04:58,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:58,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 3 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:23,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:23,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 183 states and 343 transitions. [2021-11-23 01:05:23,515 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 343 transitions. [2021-11-23 01:05:23,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:05:23,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:23,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:26,368 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:05:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:36,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 187 states and 346 transitions. [2021-11-23 01:05:36,689 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 346 transitions. [2021-11-23 01:05:36,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:05:36,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:36,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:40,953 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:05:51,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:51,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 191 states and 351 transitions. [2021-11-23 01:05:51,495 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 351 transitions. [2021-11-23 01:05:51,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:05:51,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:51,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:52,607 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:06:05,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 192 states and 353 transitions. [2021-11-23 01:06:05,895 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 353 transitions. [2021-11-23 01:06:05,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:06:05,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,795 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:06:30,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 193 states and 353 transitions. [2021-11-23 01:06:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 353 transitions. [2021-11-23 01:06:30,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:06:30,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,295 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:10,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:10,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 211 states and 407 transitions. [2021-11-23 01:08:10,417 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 407 transitions. [2021-11-23 01:08:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:08:10,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:10,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:10,638 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.