./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN --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 4d2ad25966f5b06d930031b35708c7035a644982dad73f08910281a8c7df501a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:22:19,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:22:19,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:22:19,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:22:19,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:22:19,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:22:19,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:22:19,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:22:19,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:22:19,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:22:19,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:22:19,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:22:19,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:22:19,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:22:19,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:22:19,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:22:19,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:22:19,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:22:19,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:22:19,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:22:19,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:22:19,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:22:19,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:22:19,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:22:19,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:22:19,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:22:19,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:22:19,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:22:19,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:22:19,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:22:19,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:22:19,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:22:19,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:22:19,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:22:19,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:22:19,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:22:19,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:22:19,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:22:19,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:22:19,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:22:19,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:22:19,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 06:22:19,948 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:22:19,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:22:19,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:22:19,957 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:22:19,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:22:19,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:22:19,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:22:19,959 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:22:19,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:22:19,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:22:19,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:22:19,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:22:19,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:22:19,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:22:19,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:22:19,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:22:19,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:22:19,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:22:19,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:22:19,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:22:19,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:22:19,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:22:19,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:22:19,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:22:19,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:22:19,970 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:22:19,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:22:19,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:22:19,971 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_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d2ad25966f5b06d930031b35708c7035a644982dad73f08910281a8c7df501a [2021-11-21 06:22:20,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:22:20,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:22:20,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:22:20,249 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:22:20,250 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:22:20,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-21 06:22:20,317 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/data/280aacc3e/4d98742bfc86496c804765c1ea1e1ffd/FLAG8b646c445 [2021-11-21 06:22:20,907 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:22:20,907 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-21 06:22:20,920 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/data/280aacc3e/4d98742bfc86496c804765c1ea1e1ffd/FLAG8b646c445 [2021-11-21 06:22:21,198 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/data/280aacc3e/4d98742bfc86496c804765c1ea1e1ffd [2021-11-21 06:22:21,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:22:21,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:22:21,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:22:21,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:22:21,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:22:21,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450a883c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21, skipping insertion in model container [2021-11-21 06:22:21,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:22:21,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:22:21,499 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_799028a4-9949-46d4-84d6-1dd4c6c1bd01/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4373,4386] [2021-11-21 06:22:21,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:22:21,532 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:22:21,562 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_799028a4-9949-46d4-84d6-1dd4c6c1bd01/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4373,4386] [2021-11-21 06:22:21,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:22:21,596 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:22:21,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21 WrapperNode [2021-11-21 06:22:21,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:22:21,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:22:21,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:22:21,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:22:21,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,644 INFO L137 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 320 [2021-11-21 06:22:21,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:22:21,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:22:21,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:22:21,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:22:21,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:22:21,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:22:21,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:22:21,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:22:21,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:22:21" (1/1) ... [2021-11-21 06:22:21,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:22:21,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:22:21,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:22:21,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799028a4-9949-46d4-84d6-1dd4c6c1bd01/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:22:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:22:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:22:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:22:21,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:22:21,911 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:22:21,912 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:22:22,272 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:22:22,377 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:22:22,377 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 06:22:22,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:22:22 BoogieIcfgContainer [2021-11-21 06:22:22,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:22:22,381 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:22:22,381 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:22:22,399 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:22:22,400 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:22:22" (1/1) ... [2021-11-21 06:22:22,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:22:22,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:22,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 96 transitions. [2021-11-21 06:22:22,466 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 96 transitions. [2021-11-21 06:22:22,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:22:22,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:22,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:22,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:22,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:22,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 61 states and 98 transitions. [2021-11-21 06:22:22,754 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 98 transitions. [2021-11-21 06:22:22,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:22:22,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:22,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:22,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:22,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 67 states and 108 transitions. [2021-11-21 06:22:22,930 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 108 transitions. [2021-11-21 06:22:22,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:22:22,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:22,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:23,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:23,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:23,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 78 states and 128 transitions. [2021-11-21 06:22:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 128 transitions. [2021-11-21 06:22:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:22:23,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:23,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:23,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:23,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 81 states and 133 transitions. [2021-11-21 06:22:23,385 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 133 transitions. [2021-11-21 06:22:23,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:22:23,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:23,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:23,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 82 states and 133 transitions. [2021-11-21 06:22:23,483 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 133 transitions. [2021-11-21 06:22:23,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:22:23,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:23,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:23,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:23,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:23,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 85 states and 138 transitions. [2021-11-21 06:22:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 138 transitions. [2021-11-21 06:22:23,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:22:23,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:23,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:23,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2021-11-21 06:22:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2021-11-21 06:22:23,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:22:23,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:23,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:23,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:24,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:24,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 151 transitions. [2021-11-21 06:22:24,303 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 151 transitions. [2021-11-21 06:22:24,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:22:24,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:24,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:24,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:26,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:26,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 106 states and 169 transitions. [2021-11-21 06:22:26,341 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 169 transitions. [2021-11-21 06:22:26,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:22:26,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:26,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:26,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 109 states and 174 transitions. [2021-11-21 06:22:26,382 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 174 transitions. [2021-11-21 06:22:26,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:22:26,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:26,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:26,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 110 states and 174 transitions. [2021-11-21 06:22:26,430 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 174 transitions. [2021-11-21 06:22:26,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:22:26,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:26,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:26,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:29,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:29,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 118 states and 189 transitions. [2021-11-21 06:22:29,220 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 189 transitions. [2021-11-21 06:22:29,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:22:29,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:29,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:29,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:37,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 136 states and 232 transitions. [2021-11-21 06:22:37,614 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 232 transitions. [2021-11-21 06:22:37,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:22:37,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:37,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:37,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:45,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 149 states and 258 transitions. [2021-11-21 06:22:45,718 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 258 transitions. [2021-11-21 06:22:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:22:45,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:45,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:45,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:47,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:47,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 157 states and 271 transitions. [2021-11-21 06:22:47,744 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 271 transitions. [2021-11-21 06:22:47,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:22:47,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:47,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:47,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:51,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:51,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 166 states and 289 transitions. [2021-11-21 06:22:51,699 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 289 transitions. [2021-11-21 06:22:51,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:22:51,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:51,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:57,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:57,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 180 states and 315 transitions. [2021-11-21 06:22:57,414 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 315 transitions. [2021-11-21 06:22:57,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:22:57,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:57,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:57,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:22:59,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:22:59,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 188 states and 331 transitions. [2021-11-21 06:22:59,665 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 331 transitions. [2021-11-21 06:22:59,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:22:59,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:22:59,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:22:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:22:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:00,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:00,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 191 states and 336 transitions. [2021-11-21 06:23:00,195 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 336 transitions. [2021-11-21 06:23:00,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:23:00,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:00,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:00,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:00,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:00,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 193 states and 340 transitions. [2021-11-21 06:23:00,796 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 340 transitions. [2021-11-21 06:23:00,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:23:00,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:00,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:01,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:13,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 197 states and 352 transitions. [2021-11-21 06:23:13,364 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 352 transitions. [2021-11-21 06:23:13,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:23:13,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:13,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:13,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 200 states and 358 transitions. [2021-11-21 06:23:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 358 transitions. [2021-11-21 06:23:15,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:23:15,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:15,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:15,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:19,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 205 states and 371 transitions. [2021-11-21 06:23:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 371 transitions. [2021-11-21 06:23:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:23:19,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:19,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:19,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:30,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:30,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 220 states and 404 transitions. [2021-11-21 06:23:30,953 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 404 transitions. [2021-11-21 06:23:30,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:23:30,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:30,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:30,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:33,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:33,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 223 states and 410 transitions. [2021-11-21 06:23:33,585 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 410 transitions. [2021-11-21 06:23:33,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:23:33,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:33,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:33,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:35,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:35,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 226 states and 415 transitions. [2021-11-21 06:23:35,886 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 415 transitions. [2021-11-21 06:23:35,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:23:35,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:35,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:35,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 229 states and 420 transitions. [2021-11-21 06:23:38,402 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 420 transitions. [2021-11-21 06:23:38,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:23:38,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:38,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:38,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:41,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:41,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 232 states and 425 transitions. [2021-11-21 06:23:41,282 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 425 transitions. [2021-11-21 06:23:41,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:23:41,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:41,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:41,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 240 states and 441 transitions. [2021-11-21 06:23:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 441 transitions. [2021-11-21 06:23:46,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:23:46,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:46,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:46,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:49,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:49,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 243 states and 446 transitions. [2021-11-21 06:23:49,552 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 446 transitions. [2021-11-21 06:23:49,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:23:49,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:49,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:52,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:30,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:30,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 268 states and 528 transitions. [2021-11-21 06:24:30,557 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 528 transitions. [2021-11-21 06:24:30,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:24:30,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:30,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 289 states and 605 transitions. [2021-11-21 06:24:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 605 transitions. [2021-11-21 06:24:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:24:52,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:52,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:54,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:25:14,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:14,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 309 states and 689 transitions. [2021-11-21 06:25:14,858 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 689 transitions. [2021-11-21 06:25:14,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:25:14,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:14,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:15,183 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:25:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:27,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 323 states and 721 transitions. [2021-11-21 06:25:27,221 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 721 transitions. [2021-11-21 06:25:27,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:25:27,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:27,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:31,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:26:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 350 states and 816 transitions. [2021-11-21 06:26:11,152 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 816 transitions. [2021-11-21 06:26:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:26:11,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:11,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:26:23,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:23,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 361 states and 844 transitions. [2021-11-21 06:26:23,287 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 844 transitions. [2021-11-21 06:26:23,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:26:23,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:23,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:23,908 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:26:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:37,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 376 states and 881 transitions. [2021-11-21 06:26:37,563 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 881 transitions. [2021-11-21 06:26:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:26:37,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:37,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:37,948 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:26:43,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 382 states and 895 transitions. [2021-11-21 06:26:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 895 transitions. [2021-11-21 06:26:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:26:43,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:43,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:43,365 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:26:50,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:50,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 389 states and 919 transitions. [2021-11-21 06:26:50,992 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 919 transitions. [2021-11-21 06:26:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:26:50,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:50,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:27:00,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:00,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 400 states and 941 transitions. [2021-11-21 06:27:00,124 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 941 transitions. [2021-11-21 06:27:00,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:27:00,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:00,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:00,620 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:27:21,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:21,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 418 states and 996 transitions. [2021-11-21 06:27:21,540 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 996 transitions. [2021-11-21 06:27:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:27:21,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:21,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:28:27,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 445 states and 1096 transitions. [2021-11-21 06:28:27,582 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1096 transitions. [2021-11-21 06:28:27,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:28:27,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:27,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:33,644 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:29:44,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:44,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 472 states and 1211 transitions. [2021-11-21 06:29:44,273 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1211 transitions. [2021-11-21 06:29:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:29:44,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:44,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:44,298 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:29:53,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:53,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 480 states and 1245 transitions. [2021-11-21 06:29:53,974 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1245 transitions. [2021-11-21 06:29:53,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:29:53,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:53,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:54,228 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:29:59,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 484 states and 1253 transitions. [2021-11-21 06:29:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1253 transitions. [2021-11-21 06:29:59,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:29:59,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:59,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:59,888 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:30:09,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:09,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 494 states and 1277 transitions. [2021-11-21 06:30:09,907 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1277 transitions. [2021-11-21 06:30:09,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:30:09,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:09,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:09,933 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:30:18,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:18,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 503 states and 1296 transitions. [2021-11-21 06:30:18,831 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1296 transitions. [2021-11-21 06:30:18,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:30:18,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:18,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:18,857 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:30:32,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:32,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 512 states and 1317 transitions. [2021-11-21 06:30:32,614 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1317 transitions. [2021-11-21 06:30:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:30:32,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:32,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:30:37,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:37,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 514 states and 1322 transitions. [2021-11-21 06:30:37,633 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1322 transitions. [2021-11-21 06:30:37,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:30:37,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:37,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:37,660 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:30:42,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:42,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 518 states and 1328 transitions. [2021-11-21 06:30:42,749 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1328 transitions. [2021-11-21 06:30:42,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:30:42,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:42,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:30:50,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:50,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 524 states and 1344 transitions. [2021-11-21 06:30:50,873 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1344 transitions. [2021-11-21 06:30:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:30:50,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:50,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:30:52,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:52,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 526 states and 1350 transitions. [2021-11-21 06:30:52,667 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1350 transitions. [2021-11-21 06:30:52,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:30:52,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:52,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:31:04,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:04,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 533 states and 1361 transitions. [2021-11-21 06:31:04,672 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1361 transitions. [2021-11-21 06:31:04,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:31:04,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:04,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:31:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 548 states and 1401 transitions. [2021-11-21 06:31:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1401 transitions. [2021-11-21 06:31:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:31:27,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:27,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:27,749 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:31:39,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:39,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 560 states and 1439 transitions. [2021-11-21 06:31:39,583 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1439 transitions. [2021-11-21 06:31:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:31:39,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:39,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:39,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:39,604 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:31:50,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:50,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 569 states and 1454 transitions. [2021-11-21 06:31:50,803 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1454 transitions. [2021-11-21 06:31:50,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:31:50,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:50,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:50,847 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:31:58,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:58,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 575 states and 1468 transitions. [2021-11-21 06:31:58,185 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1468 transitions. [2021-11-21 06:31:58,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:31:58,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:58,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:06,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:06,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 578 states and 1474 transitions. [2021-11-21 06:32:06,437 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1474 transitions. [2021-11-21 06:32:06,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:32:06,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:06,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:06,459 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:25,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:25,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 589 states and 1511 transitions. [2021-11-21 06:32:25,359 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1511 transitions. [2021-11-21 06:32:25,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:32:25,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:25,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:52,960 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.