./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/zero_sum_const_m3.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_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/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_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/zero_sum_const_m3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/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_c9d14eb9-456c-4047-873e-aecfac95d3b1/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 bd654f01b412711828f8177df5f8f7c2933e3d7436939e6c61fdcced19c9515c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:13:06,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:13:06,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:13:06,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:13:06,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:13:06,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:13:06,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:13:06,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:13:06,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:13:06,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:13:06,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:13:06,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:13:06,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:13:06,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:13:06,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:13:06,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:13:06,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:13:06,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:13:06,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:13:06,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:13:06,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:13:06,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:13:06,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:13:06,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:13:06,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:13:06,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:13:06,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:13:06,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:13:06,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:13:06,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:13:06,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:13:06,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:13:06,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:13:06,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:13:06,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:13:06,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:13:06,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:13:06,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:13:06,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:13:06,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:13:06,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:13:06,977 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:13:07,024 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:13:07,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:13:07,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:13:07,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:13:07,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:13:07,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:13:07,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:13:07,027 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:13:07,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:13:07,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:13:07,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:13:07,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:13:07,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:13:07,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:13:07,036 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:13:07,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:13:07,037 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:13:07,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:13:07,037 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:13:07,038 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:13:07,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:13:07,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:07,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:13:07,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:13:07,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:13:07,039 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:13:07,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:13:07,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:13:07,040 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_c9d14eb9-456c-4047-873e-aecfac95d3b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd654f01b412711828f8177df5f8f7c2933e3d7436939e6c61fdcced19c9515c [2021-11-23 01:13:07,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:13:07,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:13:07,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:13:07,315 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:13:07,316 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:13:07,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-crafted/zero_sum_const_m3.c [2021-11-23 01:13:07,411 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/data/a85592eb4/8a7cdb7c217d4852a934dafd657007fc/FLAGdf15d20be [2021-11-23 01:13:07,856 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:13:07,857 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/sv-benchmarks/c/array-crafted/zero_sum_const_m3.c [2021-11-23 01:13:07,866 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/data/a85592eb4/8a7cdb7c217d4852a934dafd657007fc/FLAGdf15d20be [2021-11-23 01:13:08,236 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/data/a85592eb4/8a7cdb7c217d4852a934dafd657007fc [2021-11-23 01:13:08,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:13:08,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:13:08,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:08,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:13:08,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:13:08,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d73134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08, skipping insertion in model container [2021-11-23 01:13:08,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:13:08,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:13:08,450 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_c9d14eb9-456c-4047-873e-aecfac95d3b1/sv-benchmarks/c/array-crafted/zero_sum_const_m3.c[408,421] [2021-11-23 01:13:08,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:08,508 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:13:08,531 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_c9d14eb9-456c-4047-873e-aecfac95d3b1/sv-benchmarks/c/array-crafted/zero_sum_const_m3.c[408,421] [2021-11-23 01:13:08,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:08,576 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:13:08,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08 WrapperNode [2021-11-23 01:13:08,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:08,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:08,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:13:08,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:13:08,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,628 INFO L137 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2021-11-23 01:13:08,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:08,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:13:08,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:13:08,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:13:08,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:13:08,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:13:08,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:13:08,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:13:08,682 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:08" (1/1) ... [2021-11-23 01:13:08,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:08,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:13:08,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:13:08,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d14eb9-456c-4047-873e-aecfac95d3b1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:13:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:13:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:13:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:13:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:13:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:13:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:13:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:13:08,817 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:13:08,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:13:08,984 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:13:09,025 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:13:09,025 INFO L301 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-23 01:13:09,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:13:09 BoogieIcfgContainer [2021-11-23 01:13:09,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:13:09,029 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:13:09,030 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:13:09,040 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:13:09,040 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:13:09" (1/1) ... [2021-11-23 01:13:09,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:13:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:09,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2021-11-23 01:13:09,130 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2021-11-23 01:13:09,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:13:09,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:09,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:09,369 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 01:13:09,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:09,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-11-23 01:13:09,438 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-11-23 01:13:09,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:13:09,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:09,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:09,528 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 01:13:09,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2021-11-23 01:13:09,592 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2021-11-23 01:13:09,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:13:09,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:09,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:09,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:13:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2021-11-23 01:13:09,728 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2021-11-23 01:13:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:09,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:09,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:13:09,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:09,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2021-11-23 01:13:09,877 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2021-11-23 01:13:09,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:13:09,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:09,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:09,938 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:13:09,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:09,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-11-23 01:13:09,986 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-11-23 01:13:09,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:09,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:09,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,072 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:13:10,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2021-11-23 01:13:10,119 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2021-11-23 01:13:10,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:13:10,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,171 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:13:10,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2021-11-23 01:13:10,209 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2021-11-23 01:13:10,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:10,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:13:10,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 37 transitions. [2021-11-23 01:13:10,385 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2021-11-23 01:13:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:13:10,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:13:10,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2021-11-23 01:13:10,486 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2021-11-23 01:13:10,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:10,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,542 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:13:10,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2021-11-23 01:13:10,572 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2021-11-23 01:13:10,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:13:10,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,637 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:13:10,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2021-11-23 01:13:10,660 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2021-11-23 01:13:10,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:10,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,728 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:13:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2021-11-23 01:13:10,762 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2021-11-23 01:13:10,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:13:10,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,828 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:13:10,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2021-11-23 01:13:10,857 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2021-11-23 01:13:10,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:13:10,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:13:10,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2021-11-23 01:13:10,983 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2021-11-23 01:13:10,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:13:10,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:12,359 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:16,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:16,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 51 states and 103 transitions. [2021-11-23 01:13:16,963 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 103 transitions. [2021-11-23 01:13:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:16,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:16,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:13:18,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 52 states and 105 transitions. [2021-11-23 01:13:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 105 transitions. [2021-11-23 01:13:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:18,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:18,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:19,162 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:13:20,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:20,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 55 states and 111 transitions. [2021-11-23 01:13:20,111 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 111 transitions. [2021-11-23 01:13:20,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:20,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:20,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:20,386 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:13:23,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:23,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 65 states and 133 transitions. [2021-11-23 01:13:23,288 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 133 transitions. [2021-11-23 01:13:23,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:23,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:23,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:23,484 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:13:23,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:23,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 66 states and 133 transitions. [2021-11-23 01:13:23,876 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 133 transitions. [2021-11-23 01:13:23,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:23,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:23,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:24,073 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:13:24,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:24,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2021-11-23 01:13:24,936 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2021-11-23 01:13:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:24,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:24,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:25,175 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:13:25,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:25,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2021-11-23 01:13:25,923 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2021-11-23 01:13:25,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:25,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:25,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:26,122 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:13:26,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:26,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 75 states and 145 transitions. [2021-11-23 01:13:26,535 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 145 transitions. [2021-11-23 01:13:26,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:13:26,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:26,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:26,565 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:13:28,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:28,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 80 states and 154 transitions. [2021-11-23 01:13:28,472 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 154 transitions. [2021-11-23 01:13:28,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:13:28,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:28,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:28,503 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:30,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:30,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 80 states and 149 transitions. [2021-11-23 01:13:30,730 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 149 transitions. [2021-11-23 01:13:30,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:13:30,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:30,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:30,760 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 81 states and 150 transitions. [2021-11-23 01:13:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 150 transitions. [2021-11-23 01:13:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:13:31,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:31,267 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:13:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 77 states and 141 transitions. [2021-11-23 01:13:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 141 transitions. [2021-11-23 01:13:31,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:13:31,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:31,728 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:13:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:33,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 77 states and 139 transitions. [2021-11-23 01:13:33,890 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 139 transitions. [2021-11-23 01:13:33,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:13:33,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:33,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:33,926 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:13:34,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:34,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 78 states and 140 transitions. [2021-11-23 01:13:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 140 transitions. [2021-11-23 01:13:34,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:13:34,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:34,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:34,557 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:13:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:36,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 83 states and 150 transitions. [2021-11-23 01:13:36,075 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 150 transitions. [2021-11-23 01:13:36,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:13:36,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:36,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:36,106 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 01:13:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 79 states and 140 transitions. [2021-11-23 01:13:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 140 transitions. [2021-11-23 01:13:36,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:13:36,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:36,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:36,632 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:13:38,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:38,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2021-11-23 01:13:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2021-11-23 01:13:38,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:13:38,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:38,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:00,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 99 states and 192 transitions. [2021-11-23 01:14:00,147 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 192 transitions. [2021-11-23 01:14:00,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:14:00,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:00,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:13,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:13,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 108 states and 216 transitions. [2021-11-23 01:14:13,667 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 216 transitions. [2021-11-23 01:14:13,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:14:13,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:13,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:13,702 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:14:14,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:14,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2021-11-23 01:14:14,521 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2021-11-23 01:14:14,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:14:14,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:14,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:15,454 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:14:17,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:17,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2021-11-23 01:14:17,673 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2021-11-23 01:14:17,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:14:17,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:17,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:17,840 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:14:23,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:23,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 221 transitions. [2021-11-23 01:14:23,115 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 221 transitions. [2021-11-23 01:14:23,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:14:23,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:23,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:23,364 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:14:24,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:24,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 114 states and 221 transitions. [2021-11-23 01:14:24,258 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 221 transitions. [2021-11-23 01:14:24,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:14:24,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:24,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:24,431 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:14:27,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:27,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 117 states and 225 transitions. [2021-11-23 01:14:27,070 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 225 transitions. [2021-11-23 01:14:27,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:14:27,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:27,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:14:35,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:35,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 129 states and 241 transitions. [2021-11-23 01:14:35,400 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2021-11-23 01:14:35,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:14:35,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:35,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,127 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:14:37,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:37,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 243 transitions. [2021-11-23 01:14:37,156 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 243 transitions. [2021-11-23 01:14:37,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:14:37,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:37,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:37,766 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:14:39,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 131 states and 243 transitions. [2021-11-23 01:14:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 243 transitions. [2021-11-23 01:14:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:14:39,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:39,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:39,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:39,797 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:14:40,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 132 states and 244 transitions. [2021-11-23 01:14:40,600 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 244 transitions. [2021-11-23 01:14:40,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:14:40,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:40,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:41,230 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:14:43,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:43,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 124 states and 218 transitions. [2021-11-23 01:14:43,205 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 218 transitions. [2021-11-23 01:14:43,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:14:43,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:43,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:14:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 130 states and 232 transitions. [2021-11-23 01:14:48,713 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 232 transitions. [2021-11-23 01:14:48,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:14:48,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:48,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:49,282 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:14:51,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 129 states and 225 transitions. [2021-11-23 01:14:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 225 transitions. [2021-11-23 01:14:51,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:14:51,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:14:54,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 132 states and 232 transitions. [2021-11-23 01:14:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 232 transitions. [2021-11-23 01:14:54,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:14:54,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,575 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:14:56,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 132 states and 231 transitions. [2021-11-23 01:14:56,410 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 231 transitions. [2021-11-23 01:14:56,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:14:56,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,965 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:14:59,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 137 states and 240 transitions. [2021-11-23 01:14:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 240 transitions. [2021-11-23 01:14:59,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:14:59,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,268 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:15:05,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 142 states and 251 transitions. [2021-11-23 01:15:05,497 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 251 transitions. [2021-11-23 01:15:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:15:05,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:15:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 142 states and 243 transitions. [2021-11-23 01:15:08,224 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 243 transitions. [2021-11-23 01:15:08,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:15:08,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,942 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:15:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 147 states and 253 transitions. [2021-11-23 01:15:11,792 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 253 transitions. [2021-11-23 01:15:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:15:11,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,490 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 01:15:12,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 134 states and 233 transitions. [2021-11-23 01:15:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 233 transitions. [2021-11-23 01:15:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:15:12,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,477 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:15:15,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 136 states and 237 transitions. [2021-11-23 01:15:15,500 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 237 transitions. [2021-11-23 01:15:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:15:15,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,072 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:15:20,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 134 states and 231 transitions. [2021-11-23 01:15:20,196 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 231 transitions. [2021-11-23 01:15:20,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:15:20,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,744 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:15:21,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 131 states and 226 transitions. [2021-11-23 01:15:21,645 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 226 transitions. [2021-11-23 01:15:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:15:21,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,023 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 3 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 148 states and 278 transitions. [2021-11-23 01:16:14,284 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 278 transitions. [2021-11-23 01:16:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:16:14,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,534 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 3 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 295 transitions. [2021-11-23 01:16:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 295 transitions. [2021-11-23 01:16:26,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:16:26,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,281 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 3 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:43,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:43,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 168 states and 320 transitions. [2021-11-23 01:16:43,208 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 320 transitions. [2021-11-23 01:16:43,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:16:43,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:43,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:44,422 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 3 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:50,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:50,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 172 states and 328 transitions. [2021-11-23 01:16:50,607 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 328 transitions. [2021-11-23 01:16:50,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:16:50,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:50,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:52,439 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:16:58,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:58,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 174 states and 333 transitions. [2021-11-23 01:16:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 333 transitions. [2021-11-23 01:16:58,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:16:58,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:58,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:59,573 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:17:03,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:03,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 177 states and 336 transitions. [2021-11-23 01:17:03,707 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 336 transitions. [2021-11-23 01:17:03,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:17:03,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:03,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:04,245 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:17:07,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:07,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 179 states and 339 transitions. [2021-11-23 01:17:07,781 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 339 transitions. [2021-11-23 01:17:07,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:17:07,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:07,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:08,783 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:17:18,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:18,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 186 states and 348 transitions. [2021-11-23 01:17:18,312 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 348 transitions. [2021-11-23 01:17:18,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:17:18,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:18,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:17:20,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:20,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 187 states and 350 transitions. [2021-11-23 01:17:20,166 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 350 transitions. [2021-11-23 01:17:20,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:17:20,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:20,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:21,157 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:17:22,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:22,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 188 states and 350 transitions. [2021-11-23 01:17:22,655 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 350 transitions. [2021-11-23 01:17:22,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:17:22,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:22,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:17:29,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:29,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 192 states and 355 transitions. [2021-11-23 01:17:29,763 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 355 transitions. [2021-11-23 01:17:29,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:17:29,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:29,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:30,816 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:17:42,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:42,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 202 states and 368 transitions. [2021-11-23 01:17:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 368 transitions. [2021-11-23 01:17:42,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:42,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:42,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:43,309 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:17:52,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:52,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 209 states and 382 transitions. [2021-11-23 01:17:52,869 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 382 transitions. [2021-11-23 01:17:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:52,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:52,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:53,390 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:18:01,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:01,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 214 states and 390 transitions. [2021-11-23 01:18:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 390 transitions. [2021-11-23 01:18:01,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:01,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:01,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:02,023 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:18:04,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 204 states and 369 transitions. [2021-11-23 01:18:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 369 transitions. [2021-11-23 01:18:04,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:18:04,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:04,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:05,444 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:18:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 205 states and 370 transitions. [2021-11-23 01:18:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 370 transitions. [2021-11-23 01:18:07,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:18:07,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:07,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:07,590 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:18:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:09,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 206 states and 372 transitions. [2021-11-23 01:18:09,108 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 372 transitions. [2021-11-23 01:18:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:18:09,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:09,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:09,812 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:18:22,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 212 states and 383 transitions. [2021-11-23 01:18:22,063 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 383 transitions. [2021-11-23 01:18:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:18:22,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:22,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:22,599 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:18:27,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:27,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 208 states and 364 transitions. [2021-11-23 01:18:27,587 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 364 transitions. [2021-11-23 01:18:27,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:18:27,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:27,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:28,221 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:18:33,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:33,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 211 states and 370 transitions. [2021-11-23 01:18:33,420 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 370 transitions. [2021-11-23 01:18:33,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:18:33,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:33,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:18:35,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:35,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 206 states and 362 transitions. [2021-11-23 01:18:35,544 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 362 transitions. [2021-11-23 01:18:35,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:18:35,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:35,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:36,145 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:18:47,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:47,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 213 states and 377 transitions. [2021-11-23 01:18:47,627 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 377 transitions. [2021-11-23 01:18:47,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:18:47,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:47,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:48,337 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:18:56,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 216 states and 379 transitions. [2021-11-23 01:18:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 379 transitions. [2021-11-23 01:18:56,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:18:56,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:56,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:56,824 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:19:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 219 states and 387 transitions. [2021-11-23 01:19:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 387 transitions. [2021-11-23 01:19:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:19:03,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:04,036 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:19:05,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 220 states and 387 transitions. [2021-11-23 01:19:05,632 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 387 transitions. [2021-11-23 01:19:05,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:19:05,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:05,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:06,233 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:19:09,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:09,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 222 states and 389 transitions. [2021-11-23 01:19:09,509 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2021-11-23 01:19:09,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:19:09,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:09,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:19:13,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:13,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 210 states and 364 transitions. [2021-11-23 01:19:13,387 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 364 transitions. [2021-11-23 01:19:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:19:13,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:13,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:19:23,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:23,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 216 states and 376 transitions. [2021-11-23 01:19:23,866 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 376 transitions. [2021-11-23 01:19:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:19:23,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:23,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:24,564 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:19:36,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:36,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 222 states and 389 transitions. [2021-11-23 01:19:36,642 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2021-11-23 01:19:36,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:19:36,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:36,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:37,216 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:19:42,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 226 states and 395 transitions. [2021-11-23 01:19:42,059 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 395 transitions. [2021-11-23 01:19:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:19:42,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:42,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:42,607 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:19:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:46,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 212 states and 366 transitions. [2021-11-23 01:19:46,582 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 366 transitions. [2021-11-23 01:19:46,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:19:46,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:46,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:47,152 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:19:56,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:56,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 218 states and 380 transitions. [2021-11-23 01:19:56,228 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 380 transitions. [2021-11-23 01:19:56,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:19:56,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:56,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:56,767 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:20:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 222 states and 390 transitions. [2021-11-23 01:20:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 390 transitions. [2021-11-23 01:20:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:20:03,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:03,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:04,186 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:20:09,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:09,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 225 states and 393 transitions. [2021-11-23 01:20:09,798 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 393 transitions. [2021-11-23 01:20:09,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:20:09,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:09,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:20:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:18,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 215 states and 372 transitions. [2021-11-23 01:20:18,427 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 372 transitions. [2021-11-23 01:20:18,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:20:18,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:18,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:19,167 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:20:20,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:20,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 214 states and 370 transitions. [2021-11-23 01:20:20,758 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 370 transitions. [2021-11-23 01:20:20,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:20:20,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:20,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 1 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 241 states and 444 transitions. [2021-11-23 01:22:45,827 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 444 transitions. [2021-11-23 01:22:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:22:45,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:47,363 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 1 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:27,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:27,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 256 states and 483 transitions. [2021-11-23 01:23:27,815 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 483 transitions. [2021-11-23 01:23:27,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:23:27,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:27,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:29,422 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 1 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:21,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:21,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 275 states and 521 transitions. [2021-11-23 01:24:21,361 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 521 transitions. [2021-11-23 01:24:21,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:21,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:21,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 1 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:39,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 281 states and 531 transitions. [2021-11-23 01:24:39,618 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 531 transitions. [2021-11-23 01:24:39,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:39,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:39,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:41,184 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 1 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:02,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:02,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 288 states and 545 transitions. [2021-11-23 01:25:02,741 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 545 transitions. [2021-11-23 01:25:02,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:25:02,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:02,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:04,120 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 1 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.