./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/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_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/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 64bit --witnessprinter.graph.data.programhash f77501d7b3b3194b8ccd8936d52ffb911af5a10bbe64bec14bcc5543726d50d3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:25:12,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:25:12,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:25:12,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:25:12,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:25:12,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:25:12,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:25:12,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:25:12,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:25:12,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:25:12,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:25:12,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:25:12,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:25:12,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:25:12,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:25:12,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:25:12,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:25:12,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:25:12,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:25:12,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:25:12,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:25:12,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:25:12,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:25:12,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:25:12,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:25:12,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:25:12,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:25:12,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:25:12,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:25:12,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:25:12,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:25:12,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:25:12,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:25:12,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:25:12,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:25:12,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:25:12,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:25:12,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:25:12,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:25:12,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:25:12,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:25:12,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-21 05:25:12,190 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:25:12,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:25:12,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:25:12,195 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:25:12,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:25:12,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:25:12,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:25:12,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:25:12,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:25:12,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:25:12,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:25:12,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:25:12,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:25:12,205 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:25:12,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:25:12,205 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:25:12,206 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:25:12,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:25:12,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:25:12,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:25:12,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:25:12,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:25:12,207 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:25:12,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:25:12,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:25:12,208 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_11e29888-1f70-4816-823a-e64e1eae9c7b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f77501d7b3b3194b8ccd8936d52ffb911af5a10bbe64bec14bcc5543726d50d3 [2021-11-21 05:25:12,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:25:12,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:25:12,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:25:12,556 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:25:12,557 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:25:12,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2021-11-21 05:25:12,636 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/data/f3421b845/1185cd52f949452ab72e473c7f4e2b63/FLAGece169026 [2021-11-21 05:25:13,547 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:25:13,548 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2021-11-21 05:25:13,588 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/data/f3421b845/1185cd52f949452ab72e473c7f4e2b63/FLAGece169026 [2021-11-21 05:25:14,085 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/data/f3421b845/1185cd52f949452ab72e473c7f4e2b63 [2021-11-21 05:25:14,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:25:14,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:25:14,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:25:14,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:25:14,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:25:14,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:25:14" (1/1) ... [2021-11-21 05:25:14,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@693aae35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:14, skipping insertion in model container [2021-11-21 05:25:14,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:25:14" (1/1) ... [2021-11-21 05:25:14,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:25:14,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:25:15,064 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_11e29888-1f70-4816-823a-e64e1eae9c7b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i[168956,168969] [2021-11-21 05:25:15,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:25:15,440 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:25:15,640 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_11e29888-1f70-4816-823a-e64e1eae9c7b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i[168956,168969] [2021-11-21 05:25:15,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:25:15,901 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:25:15,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15 WrapperNode [2021-11-21 05:25:15,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:25:15,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:25:15,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:25:15,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:25:15,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:15,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:16,118 INFO L137 Inliner]: procedures = 187, calls = 564, calls flagged for inlining = 101, calls inlined = 70, statements flattened = 1471 [2021-11-21 05:25:16,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:25:16,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:25:16,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:25:16,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:25:16,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:16,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:16,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:16,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:16,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:16,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:16,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:16,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:25:16,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:25:16,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:25:16,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:25:16,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:15" (1/1) ... [2021-11-21 05:25:16,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:25:16,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:25:16,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:25:16,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:25:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-21 05:25:16,400 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-21 05:25:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 05:25:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 05:25:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 05:25:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-21 05:25:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-21 05:25:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-21 05:25:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-21 05:25:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:25:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-21 05:25:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-21 05:25:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-21 05:25:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-21 05:25:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2021-11-21 05:25:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2021-11-21 05:25:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2021-11-21 05:25:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2021-11-21 05:25:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 05:25:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 05:25:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 05:25:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 05:25:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-21 05:25:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-21 05:25:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:25:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-21 05:25:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-21 05:25:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-21 05:25:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-21 05:25:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2021-11-21 05:25:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2021-11-21 05:25:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-21 05:25:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-21 05:25:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 05:25:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 05:25:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 05:25:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 05:25:16,407 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2021-11-21 05:25:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2021-11-21 05:25:16,407 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-21 05:25:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-21 05:25:16,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:25:16,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:25:16,408 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-21 05:25:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-21 05:25:16,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:25:16,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:25:16,408 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-21 05:25:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-21 05:25:16,409 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-21 05:25:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-21 05:25:16,409 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-21 05:25:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-21 05:25:16,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:25:16,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-21 05:25:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-21 05:25:16,410 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-21 05:25:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-21 05:25:16,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-21 05:25:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-21 05:25:16,411 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-21 05:25:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-21 05:25:16,412 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2021-11-21 05:25:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2021-11-21 05:25:16,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:25:16,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 05:25:16,413 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-21 05:25:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-21 05:25:16,414 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2021-11-21 05:25:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2021-11-21 05:25:16,414 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2021-11-21 05:25:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2021-11-21 05:25:16,414 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2021-11-21 05:25:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2021-11-21 05:25:16,414 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-21 05:25:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-21 05:25:16,415 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-21 05:25:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-21 05:25:16,415 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-11-21 05:25:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-11-21 05:25:16,415 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-21 05:25:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-21 05:25:16,415 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-21 05:25:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-21 05:25:16,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:25:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-21 05:25:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-21 05:25:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-21 05:25:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-21 05:25:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 05:25:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-21 05:25:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-21 05:25:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:25:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:25:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2021-11-21 05:25:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2021-11-21 05:25:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-21 05:25:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-21 05:25:16,945 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:25:16,949 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:25:17,042 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-21 05:25:18,218 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:25:18,503 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:25:18,503 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-21 05:25:18,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:25:18 BoogieIcfgContainer [2021-11-21 05:25:18,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:25:18,507 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:25:18,507 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:25:18,517 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:25:18,518 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:25:18" (1/1) ... [2021-11-21 05:25:18,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:25:18,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:18,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 432 states and 602 transitions. [2021-11-21 05:25:18,619 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 602 transitions. [2021-11-21 05:25:18,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:25:18,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:18,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:19,164 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:25:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:19,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 437 states and 646 transitions. [2021-11-21 05:25:19,318 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 646 transitions. [2021-11-21 05:25:19,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:25:19,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:19,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:19,546 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:25:19,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:19,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 447 states and 701 transitions. [2021-11-21 05:25:19,655 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 701 transitions. [2021-11-21 05:25:19,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:25:19,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:19,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:19,761 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:25:19,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:19,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 448 states and 702 transitions. [2021-11-21 05:25:19,782 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 702 transitions. [2021-11-21 05:25:19,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:25:19,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:19,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:19,953 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:25:20,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 456 states and 754 transitions. [2021-11-21 05:25:20,161 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 754 transitions. [2021-11-21 05:25:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:25:20,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:20,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:20,312 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:25:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:20,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 457 states and 755 transitions. [2021-11-21 05:25:20,332 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 755 transitions. [2021-11-21 05:25:20,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:25:20,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:20,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:20,437 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:25:20,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:20,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-21 05:25:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-21 05:25:20,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:25:20,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:20,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:20,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:20,708 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:25:20,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:20,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 459 states and 786 transitions. [2021-11-21 05:25:20,744 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 786 transitions. [2021-11-21 05:25:20,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:25:20,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:20,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:25:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:21,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 466 states and 835 transitions. [2021-11-21 05:25:21,161 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 835 transitions. [2021-11-21 05:25:21,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:25:21,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:21,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:21,229 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:25:21,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:21,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 468 states and 837 transitions. [2021-11-21 05:25:21,279 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 837 transitions. [2021-11-21 05:25:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:25:21,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:21,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:21,360 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:25:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 469 states and 838 transitions. [2021-11-21 05:25:21,376 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 838 transitions. [2021-11-21 05:25:21,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:25:21,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:21,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:21,456 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:25:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 474 states and 872 transitions. [2021-11-21 05:25:21,995 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 872 transitions. [2021-11-21 05:25:21,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:25:21,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:21,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:22,076 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 05:25:22,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:22,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 475 states and 872 transitions. [2021-11-21 05:25:22,093 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 872 transitions. [2021-11-21 05:25:22,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:25:22,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:22,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:22,191 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:25:22,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:22,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 474 states and 864 transitions. [2021-11-21 05:25:22,241 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 864 transitions. [2021-11-21 05:25:22,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:25:22,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:22,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:22,326 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:25:22,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:22,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 474 states and 857 transitions. [2021-11-21 05:25:22,386 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 857 transitions. [2021-11-21 05:25:22,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:25:22,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:22,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:22,442 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:25:22,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:22,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 477 states and 864 transitions. [2021-11-21 05:25:22,889 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 864 transitions. [2021-11-21 05:25:22,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:25:22,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:22,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:22,954 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 05:25:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 478 states and 865 transitions. [2021-11-21 05:25:22,969 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 865 transitions. [2021-11-21 05:25:22,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:25:22,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:22,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:23,023 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:25:23,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:23,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 481 states and 900 transitions. [2021-11-21 05:25:23,205 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 900 transitions. [2021-11-21 05:25:23,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:25:23,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:23,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:23,284 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:25:23,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:23,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 484 states and 904 transitions. [2021-11-21 05:25:23,314 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 904 transitions. [2021-11-21 05:25:23,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:25:23,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:23,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:23,375 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:25:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:23,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 485 states and 904 transitions. [2021-11-21 05:25:23,392 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 904 transitions. [2021-11-21 05:25:23,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:25:23,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:23,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:23,459 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:25:23,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:23,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 487 states and 906 transitions. [2021-11-21 05:25:23,654 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 906 transitions. [2021-11-21 05:25:23,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:25:23,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:23,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:23,707 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:25:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:23,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 490 states and 909 transitions. [2021-11-21 05:25:23,733 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 909 transitions. [2021-11-21 05:25:23,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:25:23,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:23,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:23,798 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 05:25:24,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:24,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 499 states and 954 transitions. [2021-11-21 05:25:24,070 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 954 transitions. [2021-11-21 05:25:24,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:25:24,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:24,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:24,158 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:25:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:24,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 502 states and 986 transitions. [2021-11-21 05:25:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 986 transitions. [2021-11-21 05:25:24,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:25:24,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:24,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:24,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 504 states and 990 transitions. [2021-11-21 05:25:24,641 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 990 transitions. [2021-11-21 05:25:24,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:25:24,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:24,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:24,699 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:25:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:24,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 506 states and 992 transitions. [2021-11-21 05:25:24,833 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 992 transitions. [2021-11-21 05:25:24,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:25:24,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:24,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:24,915 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:25,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:25,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 507 states and 992 transitions. [2021-11-21 05:25:25,010 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 992 transitions. [2021-11-21 05:25:25,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:25:25,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:25,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:25,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:25,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 510 states and 998 transitions. [2021-11-21 05:25:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 998 transitions. [2021-11-21 05:25:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:25:25,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:25,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:25,164 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:25,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:25,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 512 states and 1001 transitions. [2021-11-21 05:25:25,189 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1001 transitions. [2021-11-21 05:25:25,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:25:25,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:25,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:25,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:25,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 513 states and 1002 transitions. [2021-11-21 05:25:25,288 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1002 transitions. [2021-11-21 05:25:25,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:25:25,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:25,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:25,356 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:25:26,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:26,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 521 states and 1039 transitions. [2021-11-21 05:25:26,122 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1039 transitions. [2021-11-21 05:25:26,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:25:26,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:26,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:26,175 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:25:26,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 524 states and 1069 transitions. [2021-11-21 05:25:26,560 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1069 transitions. [2021-11-21 05:25:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:25:26,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:26,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:26,615 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:26,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:26,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 527 states and 1074 transitions. [2021-11-21 05:25:26,785 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1074 transitions. [2021-11-21 05:25:26,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:25:26,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:26,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:25:26,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:26,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 527 states and 1070 transitions. [2021-11-21 05:25:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1070 transitions. [2021-11-21 05:25:26,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:25:26,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:26,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:27,020 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:25:28,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:28,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 538 states and 1109 transitions. [2021-11-21 05:25:28,245 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1109 transitions. [2021-11-21 05:25:28,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:25:28,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:28,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:28,296 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:25:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:28,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 541 states and 1138 transitions. [2021-11-21 05:25:28,534 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1138 transitions. [2021-11-21 05:25:28,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:25:28,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:28,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:28,585 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:25:28,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:28,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 543 states and 1139 transitions. [2021-11-21 05:25:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1139 transitions. [2021-11-21 05:25:28,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:25:28,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:28,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:29,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 549 states and 1174 transitions. [2021-11-21 05:25:29,208 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1174 transitions. [2021-11-21 05:25:29,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:25:29,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:29,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:29,315 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:29,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:29,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 548 states and 1158 transitions. [2021-11-21 05:25:29,416 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1158 transitions. [2021-11-21 05:25:29,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:25:29,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:29,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:29,467 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:29,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:29,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 552 states and 1165 transitions. [2021-11-21 05:25:29,872 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1165 transitions. [2021-11-21 05:25:29,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:25:29,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:29,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:29,932 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:25:29,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:29,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 552 states and 1160 transitions. [2021-11-21 05:25:29,965 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1160 transitions. [2021-11-21 05:25:29,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:25:29,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:29,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:30,024 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:25:30,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 552 states and 1155 transitions. [2021-11-21 05:25:30,049 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1155 transitions. [2021-11-21 05:25:30,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:25:30,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:30,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-21 05:25:30,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:30,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 553 states and 1155 transitions. [2021-11-21 05:25:30,209 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1155 transitions. [2021-11-21 05:25:30,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:25:30,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:30,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:30,275 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:30,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:30,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 554 states and 1155 transitions. [2021-11-21 05:25:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1155 transitions. [2021-11-21 05:25:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:25:30,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:30,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:30,371 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:25:30,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:30,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 556 states and 1157 transitions. [2021-11-21 05:25:30,404 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1157 transitions. [2021-11-21 05:25:30,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:25:30,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:30,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:30,483 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:25:30,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:30,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 557 states and 1158 transitions. [2021-11-21 05:25:30,720 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1158 transitions. [2021-11-21 05:25:30,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:25:30,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:30,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:30,775 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:30,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:30,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 560 states and 1164 transitions. [2021-11-21 05:25:30,804 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1164 transitions. [2021-11-21 05:25:30,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:25:30,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:30,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:30,864 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:30,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:30,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 563 states and 1168 transitions. [2021-11-21 05:25:30,892 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1168 transitions. [2021-11-21 05:25:30,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:25:30,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:30,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:30,950 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 05:25:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:30,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 564 states and 1168 transitions. [2021-11-21 05:25:30,968 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1168 transitions. [2021-11-21 05:25:30,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:30,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:30,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:31,028 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 05:25:31,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:31,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 566 states and 1171 transitions. [2021-11-21 05:25:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1171 transitions. [2021-11-21 05:25:31,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:31,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:31,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:31,268 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-21 05:25:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:31,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 570 states and 1176 transitions. [2021-11-21 05:25:31,380 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1176 transitions. [2021-11-21 05:25:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:31,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:31,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:31,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:31,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 573 states and 1182 transitions. [2021-11-21 05:25:31,484 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1182 transitions. [2021-11-21 05:25:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:31,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:31,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:31,556 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:31,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 576 states and 1188 transitions. [2021-11-21 05:25:31,589 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1188 transitions. [2021-11-21 05:25:31,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:31,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:31,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:31,650 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:31,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 578 states and 1191 transitions. [2021-11-21 05:25:31,677 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1191 transitions. [2021-11-21 05:25:31,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:31,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:31,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:31,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:31,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 580 states and 1194 transitions. [2021-11-21 05:25:31,770 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1194 transitions. [2021-11-21 05:25:31,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:31,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:31,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:31,822 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:31,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 581 states and 1197 transitions. [2021-11-21 05:25:31,870 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1197 transitions. [2021-11-21 05:25:31,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:31,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:31,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:31,927 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:32,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 583 states and 1217 transitions. [2021-11-21 05:25:32,092 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1217 transitions. [2021-11-21 05:25:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:32,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:32,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:32,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 586 states and 1221 transitions. [2021-11-21 05:25:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1221 transitions. [2021-11-21 05:25:32,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:32,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:32,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:32,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:32,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 589 states and 1244 transitions. [2021-11-21 05:25:32,595 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1244 transitions. [2021-11-21 05:25:32,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:25:32,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:32,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:32,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:32,650 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:32,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:32,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 591 states and 1245 transitions. [2021-11-21 05:25:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1245 transitions. [2021-11-21 05:25:32,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:25:32,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:32,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:25:33,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:33,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 596 states and 1270 transitions. [2021-11-21 05:25:33,365 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1270 transitions. [2021-11-21 05:25:33,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:25:33,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:33,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:33,421 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:25:33,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:33,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 598 states and 1271 transitions. [2021-11-21 05:25:33,688 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1271 transitions. [2021-11-21 05:25:33,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:25:33,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:33,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:25:33,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:33,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 601 states and 1275 transitions. [2021-11-21 05:25:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1275 transitions. [2021-11-21 05:25:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:25:33,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:33,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:33,814 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-21 05:25:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:33,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 602 states and 1275 transitions. [2021-11-21 05:25:33,835 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1275 transitions. [2021-11-21 05:25:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:25:33,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:33,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:34,066 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:34,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:34,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 604 states and 1277 transitions. [2021-11-21 05:25:34,511 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1277 transitions. [2021-11-21 05:25:34,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:25:34,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:34,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:34,560 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:34,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:34,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 607 states and 1281 transitions. [2021-11-21 05:25:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1281 transitions. [2021-11-21 05:25:34,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:25:34,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:34,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:34,881 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-21 05:25:35,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:35,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 610 states and 1285 transitions. [2021-11-21 05:25:35,110 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1285 transitions. [2021-11-21 05:25:35,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:25:35,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:35,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:35,168 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 05:25:35,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:35,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 612 states and 1289 transitions. [2021-11-21 05:25:35,389 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1289 transitions. [2021-11-21 05:25:35,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:25:35,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:35,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:35,444 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 05:25:35,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:35,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 614 states and 1292 transitions. [2021-11-21 05:25:35,676 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1292 transitions. [2021-11-21 05:25:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:25:35,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:35,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:35,731 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 05:25:35,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:35,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 616 states and 1294 transitions. [2021-11-21 05:25:35,953 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1294 transitions. [2021-11-21 05:25:35,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:25:35,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:35,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:25:36,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:36,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 625 states and 1323 transitions. [2021-11-21 05:25:36,739 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1323 transitions. [2021-11-21 05:25:36,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:25:36,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:36,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:36,798 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:37,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 635 states and 1378 transitions. [2021-11-21 05:25:37,945 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1378 transitions. [2021-11-21 05:25:37,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:25:37,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:37,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:38,005 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:39,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 642 states and 1429 transitions. [2021-11-21 05:25:39,034 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1429 transitions. [2021-11-21 05:25:39,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:25:39,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:39,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:39,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 657 states and 1499 transitions. [2021-11-21 05:25:39,838 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1499 transitions. [2021-11-21 05:25:39,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:25:39,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:39,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:39,891 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 05:25:40,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:40,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 660 states and 1504 transitions. [2021-11-21 05:25:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1504 transitions. [2021-11-21 05:25:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:25:40,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:40,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:40,305 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:25:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 665 states and 1534 transitions. [2021-11-21 05:25:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1534 transitions. [2021-11-21 05:25:40,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:25:40,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:40,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:40,979 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:25:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 667 states and 1535 transitions. [2021-11-21 05:25:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1535 transitions. [2021-11-21 05:25:41,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:25:41,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:41,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 05:25:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:41,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 668 states and 1536 transitions. [2021-11-21 05:25:41,263 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1536 transitions. [2021-11-21 05:25:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:41,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:41,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:41,362 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 36 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 670 states and 1539 transitions. [2021-11-21 05:25:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1539 transitions. [2021-11-21 05:25:41,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:41,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:41,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 36 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:41,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:41,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 672 states and 1541 transitions. [2021-11-21 05:25:41,873 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1541 transitions. [2021-11-21 05:25:41,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:25:41,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:41,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:41,933 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 05:25:42,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:42,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 682 states and 1558 transitions. [2021-11-21 05:25:42,367 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1558 transitions. [2021-11-21 05:25:42,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:42,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:42,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:42,418 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 32 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 05:25:42,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:42,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 685 states and 1561 transitions. [2021-11-21 05:25:42,450 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1561 transitions. [2021-11-21 05:25:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:42,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:42,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:42,507 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 12 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 05:25:42,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:42,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 687 states and 1565 transitions. [2021-11-21 05:25:42,535 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1565 transitions. [2021-11-21 05:25:42,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:25:42,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:42,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-21 05:25:43,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:43,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 700 states and 1657 transitions. [2021-11-21 05:25:43,395 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1657 transitions. [2021-11-21 05:25:43,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:25:43,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:43,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:25:44,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:44,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 706 states and 1687 transitions. [2021-11-21 05:25:44,305 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1687 transitions. [2021-11-21 05:25:44,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:25:44,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:44,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:44,398 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:44,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:44,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 707 states and 1687 transitions. [2021-11-21 05:25:44,644 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1687 transitions. [2021-11-21 05:25:44,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:25:44,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:44,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:44,697 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-21 05:25:44,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:44,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 708 states and 1687 transitions. [2021-11-21 05:25:44,774 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1687 transitions. [2021-11-21 05:25:44,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:25:44,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:44,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:44,833 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-21 05:25:44,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:44,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 710 states and 1690 transitions. [2021-11-21 05:25:44,998 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1690 transitions. [2021-11-21 05:25:45,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:25:45,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:45,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 36 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:45,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:45,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 713 states and 1693 transitions. [2021-11-21 05:25:45,111 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1693 transitions. [2021-11-21 05:25:45,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:25:45,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:45,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:45,177 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 21 proven. 23 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:25:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 722 states and 1741 transitions. [2021-11-21 05:25:46,024 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1741 transitions. [2021-11-21 05:25:46,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:25:46,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:46,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 36 proven. 10 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-21 05:25:46,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:46,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 724 states and 1742 transitions. [2021-11-21 05:25:46,418 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1742 transitions. [2021-11-21 05:25:46,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:25:46,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:46,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:46,494 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:46,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 727 states and 1746 transitions. [2021-11-21 05:25:46,842 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1746 transitions. [2021-11-21 05:25:46,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:25:46,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:46,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:46,931 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:25:47,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:47,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 729 states and 1748 transitions. [2021-11-21 05:25:47,216 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1748 transitions. [2021-11-21 05:25:47,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:25:47,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:47,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:47,290 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:47,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 730 states and 1750 transitions. [2021-11-21 05:25:47,539 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1750 transitions. [2021-11-21 05:25:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:25:47,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:47,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:47,645 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 41 proven. 10 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:25:47,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:47,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 731 states and 1750 transitions. [2021-11-21 05:25:47,676 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1750 transitions. [2021-11-21 05:25:47,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:25:47,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:47,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:25:48,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:48,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 741 states and 1775 transitions. [2021-11-21 05:25:48,337 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1775 transitions. [2021-11-21 05:25:48,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 05:25:48,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:48,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:48,407 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:48,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:48,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 743 states and 1777 transitions. [2021-11-21 05:25:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1777 transitions. [2021-11-21 05:25:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 05:25:48,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:48,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:48,505 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 05:25:48,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:48,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 745 states and 1779 transitions. [2021-11-21 05:25:48,784 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1779 transitions. [2021-11-21 05:25:48,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 05:25:48,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:48,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 05:25:49,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 753 states and 1791 transitions. [2021-11-21 05:25:49,061 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1791 transitions. [2021-11-21 05:25:49,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:25:49,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:49,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:49,391 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-21 05:25:50,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:50,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 756 states and 1795 transitions. [2021-11-21 05:25:50,557 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1795 transitions. [2021-11-21 05:25:50,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 05:25:50,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:50,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:50,626 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 05:25:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 764 states and 1807 transitions. [2021-11-21 05:25:50,833 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1807 transitions. [2021-11-21 05:25:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:25:50,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:50,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:50,900 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-21 05:25:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:51,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 774 states and 1823 transitions. [2021-11-21 05:25:51,457 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1823 transitions. [2021-11-21 05:25:51,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:25:51,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:51,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:51,514 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-21 05:25:51,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:51,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 782 states and 1835 transitions. [2021-11-21 05:25:51,823 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1835 transitions. [2021-11-21 05:25:51,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:25:51,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:51,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:51,883 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:52,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:52,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 783 states and 1835 transitions. [2021-11-21 05:25:52,171 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1835 transitions. [2021-11-21 05:25:52,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:25:52,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:52,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:52,234 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:25:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 785 states and 1837 transitions. [2021-11-21 05:25:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1837 transitions. [2021-11-21 05:25:52,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:25:52,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:52,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:52,346 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-21 05:25:52,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:52,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 793 states and 1849 transitions. [2021-11-21 05:25:52,390 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1849 transitions. [2021-11-21 05:25:52,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 05:25:52,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:52,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:52,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:52,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 795 states and 1851 transitions. [2021-11-21 05:25:52,837 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1851 transitions. [2021-11-21 05:25:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 05:25:52,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:52,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:52,897 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:25:53,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:53,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 796 states and 1851 transitions. [2021-11-21 05:25:53,189 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1851 transitions. [2021-11-21 05:25:53,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 05:25:53,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:53,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-21 05:25:53,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:53,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 798 states and 1853 transitions. [2021-11-21 05:25:53,288 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1853 transitions. [2021-11-21 05:25:53,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:25:53,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:53,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:53,348 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:25:53,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:53,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 800 states and 1855 transitions. [2021-11-21 05:25:53,377 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1855 transitions. [2021-11-21 05:25:53,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:25:53,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:53,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:53,465 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 16 proven. 21 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 05:25:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:53,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 803 states and 1860 transitions. [2021-11-21 05:25:53,501 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1860 transitions. [2021-11-21 05:25:53,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:25:53,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:53,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-21 05:25:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 811 states and 1872 transitions. [2021-11-21 05:25:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1872 transitions. [2021-11-21 05:25:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:25:53,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:53,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:53,855 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-21 05:25:54,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:54,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 819 states and 1884 transitions. [2021-11-21 05:25:54,210 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1884 transitions. [2021-11-21 05:25:54,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 05:25:54,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:54,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:54,332 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 21 proven. 31 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-21 05:25:54,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:54,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 820 states and 1885 transitions. [2021-11-21 05:25:54,534 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1885 transitions. [2021-11-21 05:25:54,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 05:25:54,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:54,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:54,594 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 20 proven. 33 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-21 05:25:54,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:54,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 822 states and 1887 transitions. [2021-11-21 05:25:54,734 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1887 transitions. [2021-11-21 05:25:54,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:25:54,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:54,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:54,795 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 05:25:54,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:54,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 830 states and 1899 transitions. [2021-11-21 05:25:54,996 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1899 transitions. [2021-11-21 05:25:54,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 05:25:54,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:54,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:25:55,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:55,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 834 states and 1904 transitions. [2021-11-21 05:25:55,124 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1904 transitions. [2021-11-21 05:25:55,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:25:55,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:55,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:55,187 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 25 proven. 33 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 05:25:55,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:55,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 836 states and 1906 transitions. [2021-11-21 05:25:55,263 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1906 transitions. [2021-11-21 05:25:55,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:25:55,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:55,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:55,335 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 25 proven. 33 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 05:25:55,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:55,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 838 states and 1908 transitions. [2021-11-21 05:25:55,469 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1908 transitions. [2021-11-21 05:25:55,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:25:55,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:55,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:55,529 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 20 proven. 32 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 05:25:55,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:55,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 841 states and 1913 transitions. [2021-11-21 05:25:55,724 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1913 transitions. [2021-11-21 05:25:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:25:55,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:55,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 20 proven. 32 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-21 05:25:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 843 states and 1915 transitions. [2021-11-21 05:25:56,013 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1915 transitions. [2021-11-21 05:25:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:25:56,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:56,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:56,069 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 05:25:56,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:56,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 843 states and 1912 transitions. [2021-11-21 05:25:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1912 transitions. [2021-11-21 05:25:56,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:25:56,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:56,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:56,189 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-21 05:25:56,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:56,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 846 states and 1916 transitions. [2021-11-21 05:25:56,226 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1916 transitions. [2021-11-21 05:25:56,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 05:25:56,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:56,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:56,307 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-21 05:25:56,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:56,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 854 states and 1928 transitions. [2021-11-21 05:25:56,363 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1928 transitions. [2021-11-21 05:25:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 05:25:56,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:56,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:56,431 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 05:25:56,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 858 states and 1933 transitions. [2021-11-21 05:25:56,476 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1933 transitions. [2021-11-21 05:25:56,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 05:25:56,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:56,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:56,537 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-21 05:25:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:56,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 866 states and 1945 transitions. [2021-11-21 05:25:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1945 transitions. [2021-11-21 05:25:56,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 05:25:56,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:56,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:56,966 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 05:25:57,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 870 states and 1950 transitions. [2021-11-21 05:25:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1950 transitions. [2021-11-21 05:25:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 05:25:57,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-21 05:25:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 870 states and 1949 transitions. [2021-11-21 05:25:57,108 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1949 transitions. [2021-11-21 05:25:57,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 05:25:57,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:57,184 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:25:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 874 states and 1954 transitions. [2021-11-21 05:25:57,339 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1954 transitions. [2021-11-21 05:25:57,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:25:57,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:57,408 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-21 05:25:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 878 states and 1959 transitions. [2021-11-21 05:25:57,451 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1959 transitions. [2021-11-21 05:25:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:25:57,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:57,514 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 05:25:57,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 882 states and 1964 transitions. [2021-11-21 05:25:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1964 transitions. [2021-11-21 05:25:57,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 05:25:57,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:57,829 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 37 proven. 20 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 05:25:58,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:58,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 890 states and 1977 transitions. [2021-11-21 05:25:58,280 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1977 transitions. [2021-11-21 05:25:58,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:25:58,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:58,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:58,343 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 18 proven. 26 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-21 05:25:58,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 892 states and 1980 transitions. [2021-11-21 05:25:58,383 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1980 transitions. [2021-11-21 05:25:58,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:25:58,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:58,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:58,444 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 05:25:58,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:58,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 893 states and 1980 transitions. [2021-11-21 05:25:58,471 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1980 transitions. [2021-11-21 05:25:58,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:25:58,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:58,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:58,538 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-21 05:25:58,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 894 states and 1980 transitions. [2021-11-21 05:25:58,571 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1980 transitions. [2021-11-21 05:25:58,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:25:58,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:58,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:58,635 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 05:25:58,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:58,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 895 states and 1980 transitions. [2021-11-21 05:25:58,670 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1980 transitions. [2021-11-21 05:25:58,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:25:58,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:58,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:58,737 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-21 05:25:58,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 899 states and 1985 transitions. [2021-11-21 05:25:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1985 transitions. [2021-11-21 05:25:58,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 05:25:58,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:58,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:58,835 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-21 05:25:58,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:58,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 902 states and 1987 transitions. [2021-11-21 05:25:58,873 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1987 transitions. [2021-11-21 05:25:58,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 05:25:58,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:58,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-21 05:25:59,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:59,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 905 states and 1989 transitions. [2021-11-21 05:25:59,215 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1989 transitions. [2021-11-21 05:25:59,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:25:59,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:59,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-21 05:25:59,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:59,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 909 states and 1994 transitions. [2021-11-21 05:25:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1994 transitions. [2021-11-21 05:25:59,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:25:59,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:59,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:59,439 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-21 05:25:59,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:59,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 912 states and 1998 transitions. [2021-11-21 05:25:59,482 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1998 transitions. [2021-11-21 05:25:59,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 05:25:59,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:59,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:59,546 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 20 proven. 33 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-21 05:25:59,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:59,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 920 states and 2010 transitions. [2021-11-21 05:25:59,970 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 2010 transitions. [2021-11-21 05:25:59,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 05:25:59,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:59,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:00,038 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-21 05:26:00,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:00,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 924 states and 2015 transitions. [2021-11-21 05:26:00,081 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2015 transitions. [2021-11-21 05:26:00,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 05:26:00,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:00,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-21 05:26:00,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:00,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 928 states and 2020 transitions. [2021-11-21 05:26:00,189 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 2020 transitions. [2021-11-21 05:26:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 05:26:00,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:00,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:00,253 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 05:26:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:00,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 932 states and 2025 transitions. [2021-11-21 05:26:00,297 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 2025 transitions. [2021-11-21 05:26:00,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-21 05:26:00,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:00,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 37 proven. 20 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 05:26:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 935 states and 2029 transitions. [2021-11-21 05:26:00,417 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2029 transitions. [2021-11-21 05:26:00,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 05:26:00,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:00,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:00,494 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-21 05:26:00,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:00,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 939 states and 2034 transitions. [2021-11-21 05:26:00,538 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 2034 transitions. [2021-11-21 05:26:00,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 05:26:00,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:00,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 21 proven. 31 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-21 05:26:00,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:00,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 250 states and 358 transitions. [2021-11-21 05:26:00,728 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 358 transitions. [2021-11-21 05:26:00,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-21 05:26:00,729 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 148 iterations. [2021-11-21 05:26:00,739 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-21 05:26:01,660 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,663 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,663 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,663 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,665 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,665 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,665 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,665 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,665 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,665 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,665 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,666 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,666 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,666 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,666 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,666 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,666 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,667 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,667 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,667 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,667 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,667 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,667 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,667 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,668 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,668 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,668 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,668 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,668 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,668 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,668 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,669 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,669 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,669 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,669 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,669 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,669 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,670 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,670 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,670 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,670 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,670 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,670 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,670 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,671 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,671 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-21 05:26:01,671 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-21 05:26:01,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 05:26:01 ImpRootNode [2021-11-21 05:26:01,674 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-21 05:26:01,675 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 05:26:01,675 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 05:26:01,675 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 05:26:01,676 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:25:18" (3/4) ... [2021-11-21 05:26:01,679 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 05:26:01,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dma_ops [2021-11-21 05:26:01,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2021-11-21 05:26:01,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_alloc [2021-11-21 05:26:01,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_get_stats [2021-11-21 05:26:01,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __writel [2021-11-21 05:26:01,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_set_rx_mode [2021-11-21 05:26:01,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2021-11-21 05:26:01,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_start_queue [2021-11-21 05:26:01,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_restore [2021-11-21 05:26:01,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-21 05:26:01,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2021-11-21 05:26:01,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-11-21 05:26:01,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_free_attrs [2021-11-21 05:26:01,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_running [2021-11-21 05:26:01,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_alloc_attrs [2021-11-21 05:26:01,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure at91ether_remove [2021-11-21 05:26:01,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_dma_direction [2021-11-21 05:26:01,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_change_mtu [2021-11-21 05:26:01,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_netdev [2021-11-21 05:26:01,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __phys_addr [2021-11-21 05:26:01,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-11-21 05:26:01,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_mac_addr [2021-11-21 05:26:01,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2021-11-21 05:26:01,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2021-11-21 05:26:01,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2021-11-21 05:26:01,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure at91ether_poll_controller [2021-11-21 05:26:01,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clk_enable [2021-11-21 05:26:01,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2021-11-21 05:26:01,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-21 05:26:01,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_ioctl [2021-11-21 05:26:01,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_validate_addr [2021-11-21 05:26:01,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2021-11-21 05:26:01,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_irqs_disabled_flags [2021-11-21 05:26:01,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_stop_queue [2021-11-21 05:26:01,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-21 05:26:01,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __readl [2021-11-21 05:26:01,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_save_flags [2021-11-21 05:26:01,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_netdev [2021-11-21 05:26:01,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-11-21 05:26:01,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clk_disable [2021-11-21 05:26:01,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-11-21 05:26:01,719 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 285 nodes and edges [2021-11-21 05:26:01,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 85 nodes and edges [2021-11-21 05:26:01,728 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-11-21 05:26:01,732 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-21 05:26:01,736 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-21 05:26:01,963 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/witness.graphml [2021-11-21 05:26:01,964 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 05:26:01,964 INFO L158 Benchmark]: Toolchain (without parser) took 47873.46ms. Allocated memory was 107.0MB in the beginning and 687.9MB in the end (delta: 580.9MB). Free memory was 80.1MB in the beginning and 505.9MB in the end (delta: -425.8MB). Peak memory consumption was 153.8MB. Max. memory is 16.1GB. [2021-11-21 05:26:01,965 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 107.0MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:26:01,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1809.80ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 80.1MB in the beginning and 70.6MB in the end (delta: 9.5MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2021-11-21 05:26:01,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 216.67ms. Allocated memory is still 155.2MB. Free memory was 70.6MB in the beginning and 100.3MB in the end (delta: -29.7MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-11-21 05:26:01,966 INFO L158 Benchmark]: Boogie Preprocessor took 185.82ms. Allocated memory is still 155.2MB. Free memory was 100.3MB in the beginning and 89.6MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 05:26:01,966 INFO L158 Benchmark]: RCFGBuilder took 2199.72ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 88.8MB in the beginning and 105.8MB in the end (delta: -16.9MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2021-11-21 05:26:01,967 INFO L158 Benchmark]: CodeCheck took 43167.28ms. Allocated memory was 224.4MB in the beginning and 687.9MB in the end (delta: 463.5MB). Free memory was 105.8MB in the beginning and 553.0MB in the end (delta: -447.3MB). Peak memory consumption was 374.8MB. Max. memory is 16.1GB. [2021-11-21 05:26:01,967 INFO L158 Benchmark]: Witness Printer took 288.92ms. Allocated memory is still 687.9MB. Free memory was 553.0MB in the beginning and 505.9MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-21 05:26:01,969 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 42 procedures, 433 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.2s, OverallIterations: 148, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 158606 SdHoareTripleChecker+Valid, 237.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113446 mSDsluCounter, 215824 SdHoareTripleChecker+Invalid, 195.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 213198 mSDsCounter, 28466 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 226593 IncrementalHoareTripleChecker+Invalid, 255059 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28466 mSolverCounterUnsat, 29318 mSDtfsCounter, 226593 mSolverCounterSat, 3.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 122349 GetRequests, 121423 SyntacticMatches, 452 SemanticMatches, 474 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126412 ImplicationChecksByTransitivity, 25.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.7s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 7.6s InterpolantComputationTime, 10111 NumberOfCodeBlocks, 10111 NumberOfCodeBlocksAsserted, 147 NumberOfCheckSat, 9964 ConstructedInterpolants, 0 QuantifiedInterpolants, 19697 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 147 InterpolantComputations, 95 PerfectInterpolantSequences, 7292/8137 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 5838]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5400]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5841]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6051]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6475]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6268]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5700]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7016]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6453]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6206]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5430]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5935]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5608]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6975]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6474]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6560]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6629]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5971]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5914]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6059]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6952]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5952]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6609]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7126]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6009]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: last_index == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 107.0MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1809.80ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 80.1MB in the beginning and 70.6MB in the end (delta: 9.5MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 216.67ms. Allocated memory is still 155.2MB. Free memory was 70.6MB in the beginning and 100.3MB in the end (delta: -29.7MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 185.82ms. Allocated memory is still 155.2MB. Free memory was 100.3MB in the beginning and 89.6MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2199.72ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 88.8MB in the beginning and 105.8MB in the end (delta: -16.9MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * CodeCheck took 43167.28ms. Allocated memory was 224.4MB in the beginning and 687.9MB in the end (delta: 463.5MB). Free memory was 105.8MB in the beginning and 553.0MB in the end (delta: -447.3MB). Peak memory consumption was 374.8MB. Max. memory is 16.1GB. * Witness Printer took 288.92ms. Allocated memory is still 687.9MB. Free memory was 553.0MB in the beginning and 505.9MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-21 05:26:02,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e29888-1f70-4816-823a-e64e1eae9c7b/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE