./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/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_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/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_a6cee3de-2907-418b-932a-d139264323c5/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 6cc7ef7e5cfcea54541e5555a1065ebb68875de99e452e2755d94724a415589e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:31:55,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:31:55,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:31:55,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:31:55,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:31:55,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:31:55,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:31:55,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:31:55,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:31:55,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:31:55,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:31:55,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:31:55,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:31:55,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:31:55,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:31:55,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:31:55,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:31:55,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:31:55,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:31:55,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:31:55,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:31:55,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:31:55,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:31:55,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:31:55,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:31:55,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:31:55,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:31:55,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:31:55,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:31:55,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:31:55,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:31:55,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:31:55,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:31:55,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:31:55,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:31:55,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:31:55,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:31:55,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:31:55,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:31:55,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:31:55,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:31:55,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:31:56,009 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:31:56,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:31:56,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:31:56,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:31:56,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:31:56,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:31:56,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:31:56,013 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:31:56,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:31:56,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:31:56,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:31:56,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:31:56,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:31:56,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:31:56,022 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:31:56,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:31:56,023 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:31:56,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:31:56,024 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:31:56,024 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:31:56,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:31:56,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:56,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:31:56,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:31:56,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:31:56,026 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:31:56,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:31:56,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:31:56,027 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_a6cee3de-2907-418b-932a-d139264323c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cc7ef7e5cfcea54541e5555a1065ebb68875de99e452e2755d94724a415589e [2021-11-23 01:31:56,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:31:56,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:31:56,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:31:56,367 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:31:56,368 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:31:56,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c [2021-11-23 01:31:56,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/data/b31529bea/e4c1121a7b4a4f86ae464050511da818/FLAGf90211af1 [2021-11-23 01:31:57,093 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:31:57,094 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c [2021-11-23 01:31:57,116 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/data/b31529bea/e4c1121a7b4a4f86ae464050511da818/FLAGf90211af1 [2021-11-23 01:31:57,414 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/data/b31529bea/e4c1121a7b4a4f86ae464050511da818 [2021-11-23 01:31:57,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:31:57,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:31:57,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:57,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:31:57,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:31:57,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:57" (1/1) ... [2021-11-23 01:31:57,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5302d44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:57, skipping insertion in model container [2021-11-23 01:31:57,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:57" (1/1) ... [2021-11-23 01:31:57,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:31:57,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:31:57,962 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_a6cee3de-2907-418b-932a-d139264323c5/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-23 01:31:57,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:57,977 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:31:58,176 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_a6cee3de-2907-418b-932a-d139264323c5/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-23 01:31:58,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:58,199 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:31:58,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58 WrapperNode [2021-11-23 01:31:58,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:58,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:58,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:31:58,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:31:58,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,343 INFO L137 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2131 [2021-11-23 01:31:58,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:58,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:31:58,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:31:58,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:31:58,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:31:58,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:31:58,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:31:58,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:31:58,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:58" (1/1) ... [2021-11-23 01:31:58,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:58,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:31:58,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:31:58,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6cee3de-2907-418b-932a-d139264323c5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:31:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:31:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:31:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:31:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:31:58,868 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:31:58,869 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:32:00,567 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:32:02,658 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:32:02,658 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:32:02,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:02 BoogieIcfgContainer [2021-11-23 01:32:02,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:32:02,665 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:32:02,666 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:32:02,680 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:32:02,680 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:02" (1/1) ... [2021-11-23 01:32:02,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:32:02,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2021-11-23 01:32:02,795 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2021-11-23 01:32:02,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:32:02,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,168 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 01:32:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 443 states and 758 transitions. [2021-11-23 01:32:04,554 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 758 transitions. [2021-11-23 01:32:04,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:32:04,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,022 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 01:32:05,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 446 states and 765 transitions. [2021-11-23 01:32:05,520 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 765 transitions. [2021-11-23 01:32:05,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:32:05,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,911 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 01:32:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 450 states and 774 transitions. [2021-11-23 01:32:06,473 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 774 transitions. [2021-11-23 01:32:06,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:32:06,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,863 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 01:32:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 455 states and 785 transitions. [2021-11-23 01:32:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 785 transitions. [2021-11-23 01:32:07,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:32:07,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,053 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 01:32:09,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 461 states and 798 transitions. [2021-11-23 01:32:09,107 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 798 transitions. [2021-11-23 01:32:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:32:09,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,452 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 01:32:10,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 468 states and 813 transitions. [2021-11-23 01:32:10,785 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 813 transitions. [2021-11-23 01:32:10,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:32:10,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,407 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 01:32:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 477 states and 830 transitions. [2021-11-23 01:32:13,941 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 830 transitions. [2021-11-23 01:32:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:32:13,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,232 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 01:32:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 485 states and 846 transitions. [2021-11-23 01:32:16,222 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 846 transitions. [2021-11-23 01:32:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:32:16,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,484 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 01:32:16,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 486 states and 846 transitions. [2021-11-23 01:32:16,791 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 846 transitions. [2021-11-23 01:32:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:32:16,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,953 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 01:32:16,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 487 states and 847 transitions. [2021-11-23 01:32:16,980 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 847 transitions. [2021-11-23 01:32:16,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:32:16,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,543 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 01:32:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 499 states and 868 transitions. [2021-11-23 01:32:21,600 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 868 transitions. [2021-11-23 01:32:21,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:32:21,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,946 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 01:32:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 502 states and 873 transitions. [2021-11-23 01:32:22,262 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 873 transitions. [2021-11-23 01:32:22,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:32:22,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,964 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:32,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:32,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 520 states and 914 transitions. [2021-11-23 01:32:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 914 transitions. [2021-11-23 01:32:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 01:32:32,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:32,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:42,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:42,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 539 states and 956 transitions. [2021-11-23 01:32:42,274 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 956 transitions. [2021-11-23 01:32:42,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:32:42,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:42,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:43,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:53,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:53,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 559 states and 1001 transitions. [2021-11-23 01:32:53,218 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1001 transitions. [2021-11-23 01:32:53,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:32:53,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:53,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:54,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:54,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 560 states and 1002 transitions. [2021-11-23 01:32:54,116 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1002 transitions. [2021-11-23 01:32:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:32:54,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:54,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:55,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 561 states and 1006 transitions. [2021-11-23 01:32:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1006 transitions. [2021-11-23 01:32:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:32:55,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:55,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:56,221 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:07,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:07,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 582 states and 1053 transitions. [2021-11-23 01:33:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1053 transitions. [2021-11-23 01:33:07,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:33:07,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:07,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:07,473 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:08,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:08,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 585 states and 1062 transitions. [2021-11-23 01:33:08,832 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1062 transitions. [2021-11-23 01:33:08,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:33:08,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:08,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:09,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:09,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 586 states and 1063 transitions. [2021-11-23 01:33:09,911 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1063 transitions. [2021-11-23 01:33:09,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:33:09,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:09,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:10,287 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 587 states and 1068 transitions. [2021-11-23 01:33:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1068 transitions. [2021-11-23 01:33:10,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:33:10,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:23,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 609 states and 1119 transitions. [2021-11-23 01:33:23,526 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1119 transitions. [2021-11-23 01:33:23,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:33:23,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:23,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:23,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:25,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:25,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 611 states and 1126 transitions. [2021-11-23 01:33:25,158 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1126 transitions. [2021-11-23 01:33:25,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:33:25,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:25,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:25,608 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:27,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:27,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 614 states and 1135 transitions. [2021-11-23 01:33:27,443 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1135 transitions. [2021-11-23 01:33:27,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:33:27,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:27,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:27,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:29,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:29,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 616 states and 1138 transitions. [2021-11-23 01:33:29,230 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1138 transitions. [2021-11-23 01:33:29,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:33:29,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:29,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:29,812 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:30,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 617 states and 1139 transitions. [2021-11-23 01:33:30,375 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1139 transitions. [2021-11-23 01:33:30,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:33:30,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:30,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:31,477 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 633 states and 1176 transitions. [2021-11-23 01:33:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1176 transitions. [2021-11-23 01:33:42,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:33:42,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:42,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:43,319 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:45,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:45,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 637 states and 1190 transitions. [2021-11-23 01:33:45,890 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1190 transitions. [2021-11-23 01:33:45,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:33:45,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:45,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:46,155 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:47,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 638 states and 1191 transitions. [2021-11-23 01:33:47,066 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1191 transitions. [2021-11-23 01:33:47,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:33:47,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:47,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:50,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 642 states and 1204 transitions. [2021-11-23 01:33:50,234 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1204 transitions. [2021-11-23 01:33:50,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:33:50,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:50,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:50,551 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:52,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:52,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 645 states and 1215 transitions. [2021-11-23 01:33:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1215 transitions. [2021-11-23 01:33:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:33:52,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:52,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:53,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:53,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 646 states and 1216 transitions. [2021-11-23 01:33:53,817 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1216 transitions. [2021-11-23 01:33:53,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:33:53,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:53,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:55,767 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:11,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 670 states and 1269 transitions. [2021-11-23 01:34:11,997 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1269 transitions. [2021-11-23 01:34:11,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 01:34:11,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:11,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:26,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:26,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 693 states and 1321 transitions. [2021-11-23 01:34:26,965 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1321 transitions. [2021-11-23 01:34:26,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 01:34:26,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:26,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:29,175 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:36,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 709 states and 1342 transitions. [2021-11-23 01:34:36,109 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1342 transitions. [2021-11-23 01:34:36,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 01:34:36,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:36,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:36,946 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:43,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:43,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 716 states and 1363 transitions. [2021-11-23 01:34:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1363 transitions. [2021-11-23 01:34:43,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:34:43,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:43,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:45,288 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 732 states and 1443 transitions. [2021-11-23 01:35:03,339 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1443 transitions. [2021-11-23 01:35:03,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:35:03,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:03,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:03,861 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:10,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 739 states and 1460 transitions. [2021-11-23 01:35:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1460 transitions. [2021-11-23 01:35:10,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:35:10,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:10,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:24,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:24,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 753 states and 1489 transitions. [2021-11-23 01:35:24,605 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1489 transitions. [2021-11-23 01:35:24,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:35:24,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:24,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:24,939 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:30,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:30,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 758 states and 1497 transitions. [2021-11-23 01:35:30,920 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1497 transitions. [2021-11-23 01:35:30,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 01:35:30,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:30,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:35,687 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:54,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 774 states and 1540 transitions. [2021-11-23 01:35:54,606 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1540 transitions. [2021-11-23 01:35:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 01:35:54,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:54,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:55,929 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:05,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:05,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 782 states and 1580 transitions. [2021-11-23 01:36:05,622 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1580 transitions. [2021-11-23 01:36:05,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 01:36:05,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:05,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:08,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:08,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 783 states and 1585 transitions. [2021-11-23 01:36:08,143 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1585 transitions. [2021-11-23 01:36:08,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 01:36:08,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:08,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:11,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:11,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 784 states and 1588 transitions. [2021-11-23 01:36:11,004 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1588 transitions. [2021-11-23 01:36:11,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:36:11,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:11,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:12,520 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:26,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 795 states and 1614 transitions. [2021-11-23 01:36:26,358 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1614 transitions. [2021-11-23 01:36:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:36:26,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:26,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 799 states and 1627 transitions. [2021-11-23 01:36:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1627 transitions. [2021-11-23 01:36:33,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:36:33,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:33,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:35,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 800 states and 1628 transitions. [2021-11-23 01:36:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1628 transitions. [2021-11-23 01:36:35,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:36:35,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:35,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:35,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:37,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:37,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 801 states and 1633 transitions. [2021-11-23 01:36:37,326 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1633 transitions. [2021-11-23 01:36:37,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:36:37,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:37,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:39,218 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 812 states and 1663 transitions. [2021-11-23 01:36:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1663 transitions. [2021-11-23 01:36:54,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:36:54,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:54,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:59,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:59,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 814 states and 1666 transitions. [2021-11-23 01:36:59,475 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1666 transitions. [2021-11-23 01:36:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:36:59,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:59,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 815 states and 1673 transitions. [2021-11-23 01:37:01,353 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1673 transitions. [2021-11-23 01:37:01,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:37:01,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:01,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:03,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 816 states and 1678 transitions. [2021-11-23 01:37:03,024 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1678 transitions. [2021-11-23 01:37:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:37:03,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:03,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:04,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 817 states and 1682 transitions. [2021-11-23 01:37:04,932 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1682 transitions. [2021-11-23 01:37:04,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:37:04,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:04,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:06,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 818 states and 1686 transitions. [2021-11-23 01:37:06,847 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1686 transitions. [2021-11-23 01:37:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:37:06,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:06,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:29,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 834 states and 1737 transitions. [2021-11-23 01:37:29,409 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1737 transitions. [2021-11-23 01:37:29,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:37:29,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,676 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:40,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 842 states and 1759 transitions. [2021-11-23 01:37:40,323 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1759 transitions. [2021-11-23 01:37:40,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:37:40,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:43,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 844 states and 1771 transitions. [2021-11-23 01:37:43,642 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1771 transitions. [2021-11-23 01:37:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:37:43,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,885 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:45,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 845 states and 1775 transitions. [2021-11-23 01:37:45,227 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1775 transitions. [2021-11-23 01:37:45,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:37:45,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:45,750 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 847 states and 1788 transitions. [2021-11-23 01:37:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1788 transitions. [2021-11-23 01:37:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:37:48,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,214 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:00,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 850 states and 1798 transitions. [2021-11-23 01:38:00,592 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1798 transitions. [2021-11-23 01:38:00,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:38:00,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:09,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 856 states and 1820 transitions. [2021-11-23 01:38:09,543 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1820 transitions. [2021-11-23 01:38:09,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:38:09,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:17,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 861 states and 1842 transitions. [2021-11-23 01:38:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1842 transitions. [2021-11-23 01:38:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:38:17,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,737 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:19,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 862 states and 1843 transitions. [2021-11-23 01:38:19,112 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1843 transitions. [2021-11-23 01:38:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:38:19,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,018 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:23,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 865 states and 1861 transitions. [2021-11-23 01:38:23,785 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1861 transitions. [2021-11-23 01:38:23,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:38:23,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:24,616 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:28,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 868 states and 1879 transitions. [2021-11-23 01:38:28,532 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1879 transitions. [2021-11-23 01:38:28,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:38:28,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,266 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:32,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 870 states and 1894 transitions. [2021-11-23 01:38:32,482 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1894 transitions. [2021-11-23 01:38:32,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:38:32,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,324 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:47,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:47,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 880 states and 1934 transitions. [2021-11-23 01:38:47,665 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1934 transitions. [2021-11-23 01:38:47,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:38:47,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:47,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:48,167 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:58,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:58,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 888 states and 1960 transitions. [2021-11-23 01:38:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1960 transitions. [2021-11-23 01:38:58,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:38:58,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:58,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:58,984 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:05,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 893 states and 1979 transitions. [2021-11-23 01:39:05,294 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1979 transitions. [2021-11-23 01:39:05,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:39:05,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:05,615 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:08,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 896 states and 1995 transitions. [2021-11-23 01:39:08,787 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1995 transitions. [2021-11-23 01:39:08,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:39:08,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:08,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,164 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:10,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 897 states and 1997 transitions. [2021-11-23 01:39:10,607 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1997 transitions. [2021-11-23 01:39:10,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:39:10,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,885 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:12,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 898 states and 1998 transitions. [2021-11-23 01:39:12,559 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1998 transitions. [2021-11-23 01:39:12,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:39:12,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,969 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:17,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:17,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 902 states and 2017 transitions. [2021-11-23 01:39:17,628 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 2017 transitions. [2021-11-23 01:39:17,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:39:17,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:17,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,082 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 906 states and 2033 transitions. [2021-11-23 01:39:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 2033 transitions. [2021-11-23 01:39:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:39:23,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,436 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:48,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 916 states and 2073 transitions. [2021-11-23 01:39:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 2073 transitions. [2021-11-23 01:39:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:39:48,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:48,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,555 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:58,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 922 states and 2094 transitions. [2021-11-23 01:39:58,367 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2094 transitions. [2021-11-23 01:39:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:39:58,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:58,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:01,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:01,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 923 states and 2095 transitions. [2021-11-23 01:40:01,439 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2095 transitions. [2021-11-23 01:40:01,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:40:01,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:01,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,577 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:06,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 925 states and 2098 transitions. [2021-11-23 01:40:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2098 transitions. [2021-11-23 01:40:06,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:40:06,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:06,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 926 states and 2099 transitions. [2021-11-23 01:40:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2099 transitions. [2021-11-23 01:40:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:40:09,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,109 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:16,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:16,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 930 states and 2116 transitions. [2021-11-23 01:40:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 2116 transitions. [2021-11-23 01:40:16,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:40:16,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:16,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:17,714 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:23,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 934 states and 2136 transitions. [2021-11-23 01:40:23,110 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 2136 transitions. [2021-11-23 01:40:23,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:40:23,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:23,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:24,262 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 937 states and 2151 transitions. [2021-11-23 01:40:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 2151 transitions. [2021-11-23 01:40:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:40:28,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:28,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:29,379 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:35,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:35,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 941 states and 2170 transitions. [2021-11-23 01:40:35,255 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 2170 transitions. [2021-11-23 01:40:35,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:40:35,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:35,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:42,470 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:52,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 989 states and 2328 transitions. [2021-11-23 01:41:52,915 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2328 transitions. [2021-11-23 01:41:52,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:41:52,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:52,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:55,855 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:25,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:25,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1004 states and 2374 transitions. [2021-11-23 01:42:25,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2374 transitions. [2021-11-23 01:42:25,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:42:25,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:25,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:28,690 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:43,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1011 states and 2395 transitions. [2021-11-23 01:42:43,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2395 transitions. [2021-11-23 01:42:43,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:42:43,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:43,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:46,329 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:58,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1017 states and 2408 transitions. [2021-11-23 01:42:58,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2408 transitions. [2021-11-23 01:42:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:42:58,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:58,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:13,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:13,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 1023 states and 2433 transitions. [2021-11-23 01:43:13,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2433 transitions. [2021-11-23 01:43:13,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:43:13,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:13,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:16,795 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:24,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 1027 states and 2449 transitions. [2021-11-23 01:43:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2449 transitions. [2021-11-23 01:43:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:43:24,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:26,848 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:31,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 1029 states and 2451 transitions. [2021-11-23 01:43:31,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2451 transitions. [2021-11-23 01:43:31,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:43:31,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:31,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:34,484 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1033 states and 2462 transitions. [2021-11-23 01:43:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 2462 transitions. [2021-11-23 01:43:41,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:43:41,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:41,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,177 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:49,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 1036 states and 2475 transitions. [2021-11-23 01:43:49,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2475 transitions. [2021-11-23 01:43:49,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:43:49,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:49,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:50,618 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked.