./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.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_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/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_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/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_4be23366-b438-4e43-b04c-c54d6f6468ad/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 7b954f9d8b4ab9030eea8f5c4186ef19ab45ad4620470fe362259155373d879e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:26:15,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:26:15,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:26:15,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:26:15,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:26:15,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:26:15,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:26:15,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:26:15,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:26:15,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:26:15,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:26:16,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:26:16,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:26:16,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:26:16,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:26:16,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:26:16,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:26:16,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:26:16,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:26:16,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:26:16,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:26:16,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:26:16,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:26:16,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:26:16,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:26:16,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:26:16,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:26:16,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:26:16,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:26:16,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:26:16,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:26:16,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:26:16,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:26:16,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:26:16,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:26:16,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:26:16,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:26:16,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:26:16,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:26:16,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:26:16,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:26:16,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 06:26:16,123 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:26:16,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:26:16,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:26:16,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:26:16,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:26:16,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:26:16,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:26:16,127 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:26:16,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:26:16,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:26:16,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:26:16,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:26:16,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:26:16,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:26:16,137 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:26:16,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:26:16,138 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:26:16,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:26:16,138 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:26:16,138 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:26:16,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:26:16,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:26:16,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:26:16,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:26:16,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:26:16,140 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:26:16,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:26:16,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:26:16,141 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_4be23366-b438-4e43-b04c-c54d6f6468ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b954f9d8b4ab9030eea8f5c4186ef19ab45ad4620470fe362259155373d879e [2021-11-21 06:26:16,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:26:16,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:26:16,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:26:16,513 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:26:16,515 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:26:16,517 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2021-11-21 06:26:16,601 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/data/167cf2748/452befe9e18a4523ab1fc66ade8dad6a/FLAGb4be86269 [2021-11-21 06:26:17,225 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:26:17,226 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2021-11-21 06:26:17,239 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/data/167cf2748/452befe9e18a4523ab1fc66ade8dad6a/FLAGb4be86269 [2021-11-21 06:26:17,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/data/167cf2748/452befe9e18a4523ab1fc66ade8dad6a [2021-11-21 06:26:17,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:26:17,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:26:17,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:26:17,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:26:17,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:26:17,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:17,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41dbd5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17, skipping insertion in model container [2021-11-21 06:26:17,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:17,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:26:17,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:26:17,821 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_4be23366-b438-4e43-b04c-c54d6f6468ad/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[5339,5352] [2021-11-21 06:26:17,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:26:17,882 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:26:17,920 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_4be23366-b438-4e43-b04c-c54d6f6468ad/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[5339,5352] [2021-11-21 06:26:17,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:26:17,966 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:26:17,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17 WrapperNode [2021-11-21 06:26:17,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:26:17,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:26:17,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:26:17,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:26:17,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:17,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:18,044 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 414 [2021-11-21 06:26:18,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:26:18,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:26:18,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:26:18,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:26:18,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:18,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:18,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:18,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:18,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:18,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:18,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:18,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:26:18,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:26:18,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:26:18,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:26:18,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:17" (1/1) ... [2021-11-21 06:26:18,129 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:26:18,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:26:18,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:26:18,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be23366-b438-4e43-b04c-c54d6f6468ad/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:26:18,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:26:18,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:26:18,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:26:18,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:26:18,383 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:26:18,385 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:26:18,951 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:26:19,195 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:26:19,199 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 06:26:19,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:19 BoogieIcfgContainer [2021-11-21 06:26:19,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:26:19,203 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:26:19,203 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:26:19,213 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:26:19,213 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:19" (1/1) ... [2021-11-21 06:26:19,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:26:19,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:19,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 79 states and 130 transitions. [2021-11-21 06:26:19,300 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 130 transitions. [2021-11-21 06:26:19,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:26:19,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:19,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:19,633 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 06:26:19,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:19,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 81 states and 132 transitions. [2021-11-21 06:26:19,754 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 132 transitions. [2021-11-21 06:26:19,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:26:19,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:19,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:19,925 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 06:26:20,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:20,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 87 states and 142 transitions. [2021-11-21 06:26:20,075 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 142 transitions. [2021-11-21 06:26:20,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:26:20,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:20,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:20,175 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 06:26:20,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:20,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-21 06:26:20,188 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-21 06:26:20,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:26:20,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:20,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:20,285 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 06:26:20,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:20,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 91 states and 147 transitions. [2021-11-21 06:26:20,297 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2021-11-21 06:26:20,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:26:20,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:20,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:20,405 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 06:26:20,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:20,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 102 states and 167 transitions. [2021-11-21 06:26:20,652 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2021-11-21 06:26:20,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:26:20,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:20,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:20,724 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 06:26:20,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:20,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 105 states and 172 transitions. [2021-11-21 06:26:20,735 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 172 transitions. [2021-11-21 06:26:20,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:26:20,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:20,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:20,848 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 06:26:20,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:20,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 106 states and 172 transitions. [2021-11-21 06:26:20,859 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 172 transitions. [2021-11-21 06:26:20,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:26:20,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:20,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:20,919 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 06:26:20,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:20,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 109 states and 177 transitions. [2021-11-21 06:26:20,934 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2021-11-21 06:26:20,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:26:20,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:20,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:20,991 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 06:26:21,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:21,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 110 states and 177 transitions. [2021-11-21 06:26:21,033 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 177 transitions. [2021-11-21 06:26:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:26:21,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:21,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:21,114 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 06:26:21,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:21,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 118 states and 190 transitions. [2021-11-21 06:26:21,856 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 190 transitions. [2021-11-21 06:26:21,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:26:21,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:21,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:21,985 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 06:26:22,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 134 states and 219 transitions. [2021-11-21 06:26:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 219 transitions. [2021-11-21 06:26:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:26:22,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:22,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:22,767 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 06:26:22,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 137 states and 225 transitions. [2021-11-21 06:26:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 225 transitions. [2021-11-21 06:26:22,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:26:22,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:22,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:22,828 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 06:26:22,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 138 states and 225 transitions. [2021-11-21 06:26:22,840 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 225 transitions. [2021-11-21 06:26:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:26:22,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:22,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:22,878 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 06:26:22,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:22,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 141 states and 230 transitions. [2021-11-21 06:26:22,890 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 230 transitions. [2021-11-21 06:26:22,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:26:22,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:22,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:22,941 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 06:26:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:22,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 142 states and 230 transitions. [2021-11-21 06:26:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 230 transitions. [2021-11-21 06:26:22,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:26:22,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:22,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:23,011 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 06:26:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:23,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2021-11-21 06:26:23,023 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2021-11-21 06:26:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:26:23,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:23,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:23,082 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 06:26:23,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:23,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2021-11-21 06:26:23,095 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2021-11-21 06:26:23,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:26:23,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:23,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:23,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:23,143 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 06:26:23,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:23,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 149 states and 240 transitions. [2021-11-21 06:26:23,157 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 240 transitions. [2021-11-21 06:26:23,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:26:23,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:23,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:23,207 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 06:26:23,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:23,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 150 states and 240 transitions. [2021-11-21 06:26:23,219 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 240 transitions. [2021-11-21 06:26:23,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:26:23,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:23,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:23,296 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 06:26:24,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:24,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 163 states and 262 transitions. [2021-11-21 06:26:24,693 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 262 transitions. [2021-11-21 06:26:24,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:26:24,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:24,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:25,071 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 06:26:29,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:29,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 180 states and 288 transitions. [2021-11-21 06:26:29,258 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 288 transitions. [2021-11-21 06:26:29,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:26:29,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:29,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:29,292 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 06:26:29,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 183 states and 294 transitions. [2021-11-21 06:26:29,321 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 294 transitions. [2021-11-21 06:26:29,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:26:29,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:29,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:29,569 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 06:26:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 191 states and 309 transitions. [2021-11-21 06:26:34,870 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 309 transitions. [2021-11-21 06:26:34,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:26:34,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:34,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:35,844 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 06:26:51,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 214 states and 365 transitions. [2021-11-21 06:26:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 365 transitions. [2021-11-21 06:26:51,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:26:51,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:51,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:51,999 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 06:26:52,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:52,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 215 states and 365 transitions. [2021-11-21 06:26:52,355 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 365 transitions. [2021-11-21 06:26:52,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:26:52,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:52,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:52,880 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 06:27:11,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:11,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 233 states and 400 transitions. [2021-11-21 06:27:11,208 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 400 transitions. [2021-11-21 06:27:11,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:27:11,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:11,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:11,311 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 06:27:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:16,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 246 states and 422 transitions. [2021-11-21 06:27:16,986 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 422 transitions. [2021-11-21 06:27:16,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:27:16,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:16,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:17,065 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 06:27:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:17,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 249 states and 430 transitions. [2021-11-21 06:27:17,878 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 430 transitions. [2021-11-21 06:27:17,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:27:17,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:17,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:18,568 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 06:27:36,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:36,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 262 states and 457 transitions. [2021-11-21 06:27:36,575 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 457 transitions. [2021-11-21 06:27:36,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:27:36,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:36,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:37,281 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 06:28:01,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 266 states and 470 transitions. [2021-11-21 06:28:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 470 transitions. [2021-11-21 06:28:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:28:01,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:01,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:02,019 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 06:28:03,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:03,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 269 states and 475 transitions. [2021-11-21 06:28:03,029 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 475 transitions. [2021-11-21 06:28:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:28:03,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:03,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:03,098 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 06:28:09,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:09,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 277 states and 489 transitions. [2021-11-21 06:28:09,898 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 489 transitions. [2021-11-21 06:28:09,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:28:09,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:09,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:10,388 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 06:28:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 286 states and 509 transitions. [2021-11-21 06:28:19,506 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 509 transitions. [2021-11-21 06:28:19,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:28:19,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:19,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:20,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:28:37,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:37,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 305 states and 546 transitions. [2021-11-21 06:28:37,708 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 546 transitions. [2021-11-21 06:28:37,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:28:37,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:37,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:38,137 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 06:28:52,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:52,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 319 states and 577 transitions. [2021-11-21 06:28:52,361 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 577 transitions. [2021-11-21 06:28:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:28:52,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:52,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:52,935 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 06:28:59,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:59,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 324 states and 592 transitions. [2021-11-21 06:28:59,834 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 592 transitions. [2021-11-21 06:28:59,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:28:59,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:59,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:59,866 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 06:29:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:04,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 327 states and 600 transitions. [2021-11-21 06:29:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 600 transitions. [2021-11-21 06:29:04,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:29:04,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:04,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:04,119 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 06:29:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:08,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 330 states and 606 transitions. [2021-11-21 06:29:08,822 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 606 transitions. [2021-11-21 06:29:08,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:29:08,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:08,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:08,853 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 06:29:12,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 333 states and 612 transitions. [2021-11-21 06:29:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 612 transitions. [2021-11-21 06:29:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:12,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:12,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:12,986 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 06:29:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 336 states and 621 transitions. [2021-11-21 06:29:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 621 transitions. [2021-11-21 06:29:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:17,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:17,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:17,491 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 06:29:22,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:22,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 339 states and 628 transitions. [2021-11-21 06:29:22,002 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 628 transitions. [2021-11-21 06:29:22,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:22,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:22,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:22,032 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 06:29:26,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:26,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 342 states and 633 transitions. [2021-11-21 06:29:26,186 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 633 transitions. [2021-11-21 06:29:26,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:26,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:26,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:26,638 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 06:29:54,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:54,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 362 states and 678 transitions. [2021-11-21 06:29:54,349 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 678 transitions. [2021-11-21 06:29:54,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:54,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:54,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:54,373 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 06:29:59,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:59,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 365 states and 684 transitions. [2021-11-21 06:29:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 684 transitions. [2021-11-21 06:29:59,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:59,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:59,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:59,236 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 06:30:04,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:04,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 368 states and 690 transitions. [2021-11-21 06:30:04,422 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 690 transitions. [2021-11-21 06:30:04,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:30:04,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:04,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:04,450 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 06:30:14,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:14,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 376 states and 708 transitions. [2021-11-21 06:30:14,503 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 708 transitions. [2021-11-21 06:30:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:30:14,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:14,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:14,531 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 06:30:19,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:19,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 379 states and 714 transitions. [2021-11-21 06:30:19,397 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 714 transitions. [2021-11-21 06:30:19,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:30:19,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:19,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:19,424 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 06:30:24,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:24,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 382 states and 721 transitions. [2021-11-21 06:30:24,941 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 721 transitions. [2021-11-21 06:30:24,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:30:24,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:24,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:24,967 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 06:30:35,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:35,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 390 states and 740 transitions. [2021-11-21 06:30:35,461 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 740 transitions. [2021-11-21 06:30:35,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:30:35,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:35,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:35,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:35,488 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 06:30:40,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 393 states and 745 transitions. [2021-11-21 06:30:40,755 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 745 transitions. [2021-11-21 06:30:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:30:40,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:40,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:40,779 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 06:30:46,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:46,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 396 states and 750 transitions. [2021-11-21 06:30:46,422 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 750 transitions. [2021-11-21 06:30:46,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:30:46,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:46,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:54,495 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:24,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:24,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 428 states and 872 transitions. [2021-11-21 06:32:24,567 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 872 transitions. [2021-11-21 06:32:24,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:32:24,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:24,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:28,367 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:33:09,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:09,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 454 states and 980 transitions. [2021-11-21 06:33:09,053 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 980 transitions. [2021-11-21 06:33:09,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:33:09,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:09,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:13,544 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:33:46,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:46,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 473 states and 1081 transitions. [2021-11-21 06:33:46,493 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1081 transitions. [2021-11-21 06:33:46,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:33:46,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:46,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:34:37,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:37,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 498 states and 1195 transitions. [2021-11-21 06:34:37,954 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1195 transitions. [2021-11-21 06:34:37,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:34:37,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:37,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:38,563 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 06:35:06,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:06,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 517 states and 1243 transitions. [2021-11-21 06:35:06,977 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1243 transitions. [2021-11-21 06:35:06,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:35:06,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:06,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:54,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:54,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 537 states and 1328 transitions. [2021-11-21 06:35:54,744 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1328 transitions. [2021-11-21 06:35:54,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:35:54,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:54,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:03,811 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:45,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:45,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 571 states and 1462 transitions. [2021-11-21 06:37:45,891 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1462 transitions. [2021-11-21 06:37:45,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:37:45,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:45,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:45,926 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 06:38:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 587 states and 1504 transitions. [2021-11-21 06:38:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1504 transitions. [2021-11-21 06:38:16,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:38:16,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:16,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:16,998 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 06:38:24,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:24,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 590 states and 1512 transitions. [2021-11-21 06:38:24,906 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1512 transitions. [2021-11-21 06:38:24,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:38:24,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:24,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:24,933 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 06:38:36,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 598 states and 1533 transitions. [2021-11-21 06:38:36,533 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1533 transitions. [2021-11-21 06:38:36,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:38:36,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:36,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat