./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.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_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/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_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/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_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/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 a7994e4b0bfbe275d233e5a25c7b22888e2d55ba388328f1fc4435f77ac9412d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:31:54,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:31:54,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:31:54,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:31:54,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:31:54,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:31:54,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:31:54,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:31:54,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:31:54,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:31:54,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:31:54,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:31:54,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:31:54,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:31:54,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:31:54,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:31:54,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:31:54,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:31:54,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:31:54,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:31:54,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:31:54,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:31:54,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:31:54,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:31:54,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:31:54,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:31:54,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:31:54,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:31:54,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:31:54,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:31:54,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:31:54,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:31:54,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:31:54,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:31:54,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:31:54,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:31:54,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:31:54,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:31:54,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:31:54,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:31:54,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:31:54,244 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:31:54,289 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:31:54,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:31:54,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:31:54,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:31:54,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:31:54,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:31:54,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:31:54,292 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:31:54,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:31:54,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:31:54,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:31:54,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:31:54,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:31:54,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:31:54,294 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:31:54,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:31:54,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:31:54,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:31:54,295 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:31:54,295 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:31:54,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:31:54,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:31:54,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:31:54,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:31:54,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:31:54,297 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:31:54,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:31:54,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:31:54,297 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_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7994e4b0bfbe275d233e5a25c7b22888e2d55ba388328f1fc4435f77ac9412d [2021-11-21 05:31:54,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:31:54,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:31:54,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:31:54,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:31:54,563 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:31:54,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 05:31:54,630 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/data/8bf763eeb/0e840a0bf2814d6d9ac67c2321d3aff0/FLAGa8f3f7baf [2021-11-21 05:31:55,060 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:31:55,061 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 05:31:55,081 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/data/8bf763eeb/0e840a0bf2814d6d9ac67c2321d3aff0/FLAGa8f3f7baf [2021-11-21 05:31:55,429 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/data/8bf763eeb/0e840a0bf2814d6d9ac67c2321d3aff0 [2021-11-21 05:31:55,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:31:55,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:31:55,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:31:55,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:31:55,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:31:55,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78335997 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55, skipping insertion in model container [2021-11-21 05:31:55,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:31:55,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:31:55,729 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_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4409,4422] [2021-11-21 05:31:55,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:31:55,769 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:31:55,799 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_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4409,4422] [2021-11-21 05:31:55,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:31:55,830 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:31:55,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55 WrapperNode [2021-11-21 05:31:55,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:31:55,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:31:55,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:31:55,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:31:55,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,907 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 328 [2021-11-21 05:31:55,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:31:55,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:31:55,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:31:55,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:31:55,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:31:55,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:31:55,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:31:55,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:31:55,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:31:55" (1/1) ... [2021-11-21 05:31:55,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:31:55,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:31:56,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:31:56,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03ad5aaf-b84c-481e-91ee-fbc600d0fe07/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:31:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:31:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:31:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:31:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:31:56,221 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:31:56,222 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:31:56,547 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:31:56,807 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:31:56,807 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 05:31:56,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:31:56 BoogieIcfgContainer [2021-11-21 05:31:56,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:31:56,811 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:31:56,811 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:31:56,825 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:31:56,825 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:31:56" (1/1) ... [2021-11-21 05:31:56,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:31:56,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 64 states and 103 transitions. [2021-11-21 05:31:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2021-11-21 05:31:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:31:56,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:56,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:57,129 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 05:31:57,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:57,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2021-11-21 05:31:57,255 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2021-11-21 05:31:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:31:57,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:57,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:57,381 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 05:31:57,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:57,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 73 states and 116 transitions. [2021-11-21 05:31:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2021-11-21 05:31:57,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:31:57,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:57,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:57,595 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 05:31:57,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:57,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 76 states and 121 transitions. [2021-11-21 05:31:57,619 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2021-11-21 05:31:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:31:57,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:57,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:57,701 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 05:31:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:57,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2021-11-21 05:31:57,710 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2021-11-21 05:31:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:31:57,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:57,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:57,757 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 05:31:58,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 81 states and 126 transitions. [2021-11-21 05:31:58,029 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2021-11-21 05:31:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:31:58,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:58,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:58,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:58,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:58,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2021-11-21 05:31:58,469 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2021-11-21 05:31:58,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:31:58,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:58,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:58,521 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 05:31:58,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:58,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 153 transitions. [2021-11-21 05:31:58,533 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2021-11-21 05:31:58,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:31:58,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:58,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:58,586 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 05:31:58,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:58,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2021-11-21 05:31:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2021-11-21 05:31:58,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:31:58,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:58,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:58,643 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 05:31:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:58,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 100 states and 158 transitions. [2021-11-21 05:31:58,651 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2021-11-21 05:31:58,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:31:58,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:58,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:58,698 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 05:31:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:58,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 101 states and 158 transitions. [2021-11-21 05:31:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2021-11-21 05:31:58,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:31:58,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:58,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:58,762 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 05:31:59,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 110 states and 172 transitions. [2021-11-21 05:31:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 172 transitions. [2021-11-21 05:31:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:31:59,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:59,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:59,761 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 05:32:02,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:02,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 123 states and 191 transitions. [2021-11-21 05:32:02,052 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 191 transitions. [2021-11-21 05:32:02,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:32:02,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:02,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:02,079 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 05:32:02,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 126 states and 197 transitions. [2021-11-21 05:32:02,093 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2021-11-21 05:32:02,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:32:02,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:02,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:02,302 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 05:32:04,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:04,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 130 states and 204 transitions. [2021-11-21 05:32:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 204 transitions. [2021-11-21 05:32:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:32:04,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:04,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:05,012 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 05:32:05,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:05,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 131 states and 204 transitions. [2021-11-21 05:32:05,024 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 204 transitions. [2021-11-21 05:32:05,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:32:05,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:05,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:05,660 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 05:32:14,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 150 states and 247 transitions. [2021-11-21 05:32:14,222 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 247 transitions. [2021-11-21 05:32:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:32:14,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:14,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:14,473 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 05:32:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:24,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 159 states and 267 transitions. [2021-11-21 05:32:24,053 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 267 transitions. [2021-11-21 05:32:24,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:32:24,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:24,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:24,122 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 05:32:27,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:27,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 167 states and 282 transitions. [2021-11-21 05:32:27,142 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 282 transitions. [2021-11-21 05:32:27,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:32:27,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:27,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:27,482 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 05:32:39,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:39,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 181 states and 309 transitions. [2021-11-21 05:32:39,345 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 309 transitions. [2021-11-21 05:32:39,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:32:39,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:39,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:39,405 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 05:32:42,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 189 states and 322 transitions. [2021-11-21 05:32:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 322 transitions. [2021-11-21 05:32:42,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:32:42,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:42,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:42,385 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 05:32:45,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 194 states and 333 transitions. [2021-11-21 05:32:45,962 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 333 transitions. [2021-11-21 05:32:45,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:32:45,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:45,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:46,189 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 05:32:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:52,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 204 states and 353 transitions. [2021-11-21 05:32:52,408 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 353 transitions. [2021-11-21 05:32:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:32:52,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:52,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:52,702 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 05:33:01,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:01,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 219 states and 381 transitions. [2021-11-21 05:33:01,464 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 381 transitions. [2021-11-21 05:33:01,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:33:01,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:01,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:01,494 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 05:33:03,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 222 states and 387 transitions. [2021-11-21 05:33:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 387 transitions. [2021-11-21 05:33:03,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:33:03,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:03,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:03,859 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 05:33:06,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:06,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 225 states and 393 transitions. [2021-11-21 05:33:06,561 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 393 transitions. [2021-11-21 05:33:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:33:06,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:06,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:06,587 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 05:33:09,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:09,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 228 states and 399 transitions. [2021-11-21 05:33:09,063 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 399 transitions. [2021-11-21 05:33:09,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:33:09,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:09,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:09,084 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 05:33:11,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:11,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 231 states and 407 transitions. [2021-11-21 05:33:11,746 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 407 transitions. [2021-11-21 05:33:11,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:33:11,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:11,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:12,111 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 05:33:25,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:25,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 247 states and 440 transitions. [2021-11-21 05:33:25,589 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 440 transitions. [2021-11-21 05:33:25,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:33:25,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:25,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:25,610 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 05:33:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:28,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 250 states and 446 transitions. [2021-11-21 05:33:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 446 transitions. [2021-11-21 05:33:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:33:28,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:28,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:28,429 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 05:33:34,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:34,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 258 states and 463 transitions. [2021-11-21 05:33:34,452 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 463 transitions. [2021-11-21 05:33:34,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:33:34,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:34,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:34,473 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 05:33:37,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:37,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 261 states and 469 transitions. [2021-11-21 05:33:37,317 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 469 transitions. [2021-11-21 05:33:37,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:33:37,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:37,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:39,511 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 05:33:51,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:51,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 281 states and 535 transitions. [2021-11-21 05:33:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 535 transitions. [2021-11-21 05:33:51,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:33:51,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:51,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:53,627 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 05:34:11,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:11,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 303 states and 606 transitions. [2021-11-21 05:34:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 606 transitions. [2021-11-21 05:34:11,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:34:11,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:11,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:16,685 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 05:35:03,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:03,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 326 states and 681 transitions. [2021-11-21 05:35:03,403 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 681 transitions. [2021-11-21 05:35:03,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:35:03,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:03,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:07,974 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 05:35:58,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 354 states and 770 transitions. [2021-11-21 05:35:58,710 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 770 transitions. [2021-11-21 05:35:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:35:58,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:58,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:03,446 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 05:37:00,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 381 states and 859 transitions. [2021-11-21 05:37:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 859 transitions. [2021-11-21 05:37:00,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:37:00,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:00,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:00,549 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 05:37:05,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 385 states and 865 transitions. [2021-11-21 05:37:05,142 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 865 transitions. [2021-11-21 05:37:05,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:37:05,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:05,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:10,240 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 05:38:06,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 412 states and 966 transitions. [2021-11-21 05:38:06,521 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 966 transitions. [2021-11-21 05:38:06,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:38:06,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:06,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:07,080 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 05:38:18,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:18,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 421 states and 985 transitions. [2021-11-21 05:38:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 985 transitions. [2021-11-21 05:38:18,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:38:18,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:18,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:19,563 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 05:38:37,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:37,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 437 states and 1021 transitions. [2021-11-21 05:38:37,484 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 1021 transitions. [2021-11-21 05:38:37,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:38:37,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:37,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:38,203 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 05:38:45,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:45,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 443 states and 1036 transitions. [2021-11-21 05:38:45,562 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1036 transitions. [2021-11-21 05:38:45,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:38:45,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:45,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:46,208 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 05:39:07,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 454 states and 1067 transitions. [2021-11-21 05:39:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1067 transitions. [2021-11-21 05:39:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:39:07,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:07,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:07,791 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 05:39:11,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:11,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 456 states and 1068 transitions. [2021-11-21 05:39:11,083 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1068 transitions. [2021-11-21 05:39:11,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:39:11,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:11,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:11,108 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 05:39:19,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:19,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 464 states and 1088 transitions. [2021-11-21 05:39:19,971 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1088 transitions. [2021-11-21 05:39:19,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:39:19,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:19,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:20,626 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 05:39:39,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:39,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 479 states and 1124 transitions. [2021-11-21 05:39:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1124 transitions. [2021-11-21 05:39:39,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:39:39,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:39,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:39,784 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 05:39:47,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:47,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 485 states and 1138 transitions. [2021-11-21 05:39:47,092 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1138 transitions. [2021-11-21 05:39:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:39:47,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:47,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:47,154 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 05:39:59,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:59,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 493 states and 1179 transitions. [2021-11-21 05:39:59,531 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1179 transitions. [2021-11-21 05:39:59,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:39:59,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:59,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:59,555 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 05:40:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:12,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 504 states and 1208 transitions. [2021-11-21 05:40:12,998 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1208 transitions. [2021-11-21 05:40:12,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:40:12,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:13,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:13,022 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 05:40:24,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:24,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 515 states and 1231 transitions. [2021-11-21 05:40:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1231 transitions. [2021-11-21 05:40:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:40:24,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:24,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:53,858 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 05:43:34,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:34,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 544 states and 1354 transitions. [2021-11-21 05:43:34,066 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1354 transitions. [2021-11-21 05:43:34,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:43:34,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:34,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:35,890 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 05:43:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:58,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 551 states and 1371 transitions. [2021-11-21 05:43:58,335 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1371 transitions. [2021-11-21 05:43:58,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:43:58,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:58,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:58,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:59,132 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.