./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL --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 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 08:12:17,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 08:12:17,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 08:12:17,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 08:12:17,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 08:12:17,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 08:12:17,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 08:12:17,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 08:12:17,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 08:12:17,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 08:12:17,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 08:12:17,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 08:12:17,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 08:12:17,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 08:12:17,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 08:12:17,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 08:12:17,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 08:12:17,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 08:12:17,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 08:12:17,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 08:12:17,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 08:12:17,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 08:12:17,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 08:12:17,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 08:12:17,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 08:12:17,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 08:12:17,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 08:12:17,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 08:12:17,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 08:12:17,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 08:12:17,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 08:12:17,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 08:12:17,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 08:12:17,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 08:12:17,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 08:12:17,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 08:12:17,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 08:12:17,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 08:12:17,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 08:12:17,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 08:12:17,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 08:12:17,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-25 08:12:17,228 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 08:12:17,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 08:12:17,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 08:12:17,233 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 08:12:17,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 08:12:17,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 08:12:17,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 08:12:17,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 08:12:17,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 08:12:17,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 08:12:17,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 08:12:17,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 08:12:17,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 08:12:17,240 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 08:12:17,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 08:12:17,241 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 08:12:17,241 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 08:12:17,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 08:12:17,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:12:17,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 08:12:17,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 08:12:17,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 08:12:17,243 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 08:12:17,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 08:12:17,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 08:12:17,243 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_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb [2021-11-25 08:12:17,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 08:12:17,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 08:12:17,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 08:12:17,558 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 08:12:17,559 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 08:12:17,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2021-11-25 08:12:17,654 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/data/60b9c3ba6/68efedb8ea73425eb6e13657689f5e10/FLAG3ba14f25a [2021-11-25 08:12:18,452 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 08:12:18,453 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2021-11-25 08:12:18,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/data/60b9c3ba6/68efedb8ea73425eb6e13657689f5e10/FLAG3ba14f25a [2021-11-25 08:12:18,942 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/data/60b9c3ba6/68efedb8ea73425eb6e13657689f5e10 [2021-11-25 08:12:18,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 08:12:18,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 08:12:18,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 08:12:18,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 08:12:18,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 08:12:18,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:12:18" (1/1) ... [2021-11-25 08:12:18,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50194b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:18, skipping insertion in model container [2021-11-25 08:12:18,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:12:18" (1/1) ... [2021-11-25 08:12:18,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 08:12:19,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 08:12:21,244 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_e149d411-1c63-4170-b071-64095546162d/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2021-11-25 08:12:21,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:12:21,346 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 08:12:21,741 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_e149d411-1c63-4170-b071-64095546162d/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2021-11-25 08:12:21,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:12:22,072 INFO L208 MainTranslator]: Completed translation [2021-11-25 08:12:22,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22 WrapperNode [2021-11-25 08:12:22,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 08:12:22,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 08:12:22,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 08:12:22,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 08:12:22,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,376 INFO L137 Inliner]: procedures = 301, calls = 1795, calls flagged for inlining = 144, calls inlined = 114, statements flattened = 4213 [2021-11-25 08:12:22,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 08:12:22,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 08:12:22,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 08:12:22,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 08:12:22,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 08:12:22,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 08:12:22,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 08:12:22,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 08:12:22,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:22" (1/1) ... [2021-11-25 08:12:22,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:12:22,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 08:12:22,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 08:12:22,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e149d411-1c63-4170-b071-64095546162d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 08:12:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2021-11-25 08:12:22,733 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2021-11-25 08:12:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-25 08:12:22,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-25 08:12:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-11-25 08:12:22,734 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-11-25 08:12:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2021-11-25 08:12:22,735 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2021-11-25 08:12:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-25 08:12:22,735 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2021-11-25 08:12:22,735 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2021-11-25 08:12:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 08:12:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-11-25 08:12:22,736 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-11-25 08:12:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 08:12:22,736 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-25 08:12:22,736 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-25 08:12:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-11-25 08:12:22,737 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-11-25 08:12:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2021-11-25 08:12:22,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2021-11-25 08:12:22,737 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2021-11-25 08:12:22,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2021-11-25 08:12:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2021-11-25 08:12:22,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2021-11-25 08:12:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-25 08:12:22,738 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-25 08:12:22,738 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-25 08:12:22,738 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-25 08:12:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-25 08:12:22,739 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-25 08:12:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 08:12:22,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 08:12:22,739 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2021-11-25 08:12:22,739 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2021-11-25 08:12:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-25 08:12:22,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-25 08:12:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2021-11-25 08:12:22,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2021-11-25 08:12:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2021-11-25 08:12:22,740 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2021-11-25 08:12:22,740 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-25 08:12:22,741 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-25 08:12:22,741 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2021-11-25 08:12:22,741 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2021-11-25 08:12:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2021-11-25 08:12:22,742 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2021-11-25 08:12:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-25 08:12:22,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-25 08:12:22,742 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-25 08:12:22,742 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-25 08:12:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 08:12:22,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 08:12:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2021-11-25 08:12:22,743 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2021-11-25 08:12:22,743 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 08:12:22,744 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 08:12:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2021-11-25 08:12:22,744 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2021-11-25 08:12:22,745 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2021-11-25 08:12:22,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2021-11-25 08:12:22,745 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2021-11-25 08:12:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2021-11-25 08:12:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2021-11-25 08:12:22,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2021-11-25 08:12:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 08:12:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-25 08:12:22,747 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-25 08:12:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-11-25 08:12:22,748 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-11-25 08:12:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 08:12:22,749 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-11-25 08:12:22,749 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-11-25 08:12:22,749 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-25 08:12:22,749 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-25 08:12:22,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-25 08:12:22,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-25 08:12:22,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 08:12:22,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 08:12:22,750 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2021-11-25 08:12:22,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2021-11-25 08:12:22,750 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-25 08:12:22,750 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-25 08:12:22,751 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-25 08:12:22,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-25 08:12:22,751 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-25 08:12:22,751 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-25 08:12:22,751 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-25 08:12:22,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-25 08:12:22,751 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2021-11-25 08:12:22,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2021-11-25 08:12:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2021-11-25 08:12:22,752 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2021-11-25 08:12:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-25 08:12:22,752 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-25 08:12:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 08:12:22,753 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 08:12:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 08:12:22,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 08:12:22,754 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2021-11-25 08:12:22,754 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2021-11-25 08:12:22,754 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2021-11-25 08:12:22,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2021-11-25 08:12:22,755 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 08:12:22,755 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 08:12:22,755 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-25 08:12:22,756 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-25 08:12:22,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 08:12:22,757 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-25 08:12:22,757 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-25 08:12:22,757 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2021-11-25 08:12:22,757 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2021-11-25 08:12:22,757 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 08:12:22,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 08:12:22,758 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2021-11-25 08:12:22,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2021-11-25 08:12:22,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 08:12:22,758 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2021-11-25 08:12:22,759 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2021-11-25 08:12:22,759 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-25 08:12:22,759 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-25 08:12:22,759 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2021-11-25 08:12:22,759 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2021-11-25 08:12:22,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 08:12:22,760 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 08:12:22,763 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 08:12:22,763 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-11-25 08:12:22,763 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-11-25 08:12:22,763 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2021-11-25 08:12:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2021-11-25 08:12:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2021-11-25 08:12:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2021-11-25 08:12:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2021-11-25 08:12:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2021-11-25 08:12:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2021-11-25 08:12:22,773 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2021-11-25 08:12:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2021-11-25 08:12:22,773 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2021-11-25 08:12:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 08:12:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 08:12:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2021-11-25 08:12:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2021-11-25 08:12:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2021-11-25 08:12:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2021-11-25 08:12:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 08:12:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-25 08:12:22,775 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-25 08:12:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-25 08:12:22,775 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-25 08:12:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-11-25 08:12:22,775 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-11-25 08:12:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2021-11-25 08:12:22,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2021-11-25 08:12:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2021-11-25 08:12:22,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2021-11-25 08:12:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 08:12:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-25 08:12:22,776 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-25 08:12:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-25 08:12:22,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-25 08:12:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 08:12:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-25 08:12:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-25 08:12:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 08:12:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 08:12:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2021-11-25 08:12:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2021-11-25 08:12:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 08:12:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 08:12:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-25 08:12:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-25 08:12:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-25 08:12:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-25 08:12:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-25 08:12:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-25 08:12:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-25 08:12:22,779 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-25 08:12:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2021-11-25 08:12:22,779 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2021-11-25 08:12:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-25 08:12:22,779 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-25 08:12:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-25 08:12:22,780 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-25 08:12:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-25 08:12:22,780 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-25 08:12:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-11-25 08:12:22,780 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-11-25 08:12:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-25 08:12:22,780 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-25 08:12:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2021-11-25 08:12:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2021-11-25 08:12:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 08:12:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 08:12:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2021-11-25 08:12:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2021-11-25 08:12:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2021-11-25 08:12:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2021-11-25 08:12:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2021-11-25 08:12:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2021-11-25 08:12:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 08:12:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2021-11-25 08:12:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2021-11-25 08:12:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 08:12:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 08:12:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 08:12:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 08:12:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-25 08:12:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-25 08:12:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-25 08:12:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-25 08:12:23,527 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 08:12:23,534 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 08:12:24,240 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2021-11-25 08:12:24,240 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2021-11-25 08:12:25,222 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 08:12:25,229 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 08:12:25,231 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 08:12:25,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##201: assume !false; [2021-11-25 08:12:25,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##200: assume false; [2021-11-25 08:12:25,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2021-11-25 08:12:25,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2021-11-25 08:12:25,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##207: assume !false; [2021-11-25 08:12:25,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume false; [2021-11-25 08:12:25,708 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume !false; [2021-11-25 08:12:25,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##212: assume false; [2021-11-25 08:12:25,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##221: assume !false; [2021-11-25 08:12:25,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume false; [2021-11-25 08:12:25,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2021-11-25 08:12:25,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2021-11-25 08:12:25,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume !false; [2021-11-25 08:12:25,709 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume false; [2021-11-25 08:12:25,710 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2021-11-25 08:12:25,710 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2021-11-25 08:12:25,710 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2021-11-25 08:12:25,711 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2021-11-25 08:12:25,711 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2021-11-25 08:12:25,712 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2021-11-25 08:12:25,712 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2021-11-25 08:12:25,712 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume !false; [2021-11-25 08:12:25,712 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##143: assume false; [2021-11-25 08:12:25,712 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume !false; [2021-11-25 08:12:25,712 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##147: assume false; [2021-11-25 08:12:25,713 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2021-11-25 08:12:25,713 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2021-11-25 08:12:25,713 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2021-11-25 08:12:25,713 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2021-11-25 08:12:25,713 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2021-11-25 08:12:25,713 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##162: assume false; [2021-11-25 08:12:25,713 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume !false; [2021-11-25 08:12:25,849 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 08:12:25,855 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 08:12:26,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call ppp_read_#t~ret294#1.base, ppp_read_#t~ret294#1.offset := get_current(); srcloc: null [2021-11-25 08:12:26,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446-1: ppp_read_~tmp___0~15#1.base, ppp_read_~tmp___0~15#1.offset := ppp_read_#t~ret294#1.base, ppp_read_#t~ret294#1.offset;havoc ppp_read_#t~ret294#1.base, ppp_read_#t~ret294#1.offset;ppp_read_~__ptr~0#1.base, ppp_read_~__ptr~0#1.offset := ppp_read_~tmp___0~15#1.base, ppp_read_~tmp___0~15#1.offset; [2021-11-25 08:12:26,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528-1: ppp_read_~tmp___6~0#1.base, ppp_read_~tmp___6~0#1.offset := ppp_read_#t~ret306#1.base, ppp_read_#t~ret306#1.offset;havoc ppp_read_#t~ret306#1.base, ppp_read_#t~ret306#1.offset;ppp_read_~__ptr___3~0#1.base, ppp_read_~__ptr___3~0#1.offset := ppp_read_~tmp___6~0#1.base, ppp_read_~tmp___6~0#1.offset; [2021-11-25 08:12:26,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call ppp_read_#t~ret306#1.base, ppp_read_#t~ret306#1.offset := get_current(); srcloc: null [2021-11-25 08:12:26,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2021-11-25 08:12:26,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2021-11-25 08:12:26,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2021-11-25 08:12:26,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2021-11-25 08:12:26,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2021-11-25 08:12:26,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2021-11-25 08:12:26,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume !false; [2021-11-25 08:12:26,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##160: assume false; [2021-11-25 08:12:26,593 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 08:12:27,544 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 08:12:27,545 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-25 08:12:27,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:12:27 BoogieIcfgContainer [2021-11-25 08:12:27,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 08:12:27,551 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 08:12:27,551 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 08:12:27,561 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 08:12:27,561 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:12:27" (1/1) ... [2021-11-25 08:12:27,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 08:12:27,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1129 states and 1630 transitions. [2021-11-25 08:12:27,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1630 transitions. [2021-11-25 08:12:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 08:12:27,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:27,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1133 states and 1635 transitions. [2021-11-25 08:12:28,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1635 transitions. [2021-11-25 08:12:28,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 08:12:28,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:28,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:28,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:28,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:28,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1134 states and 1637 transitions. [2021-11-25 08:12:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1637 transitions. [2021-11-25 08:12:28,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 08:12:28,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:28,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:28,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:28,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1136 states and 1639 transitions. [2021-11-25 08:12:28,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1639 transitions. [2021-11-25 08:12:28,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 08:12:28,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:28,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:29,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:29,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:29,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1146 states and 1673 transitions. [2021-11-25 08:12:29,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1673 transitions. [2021-11-25 08:12:29,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 08:12:29,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:29,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:29,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:29,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1159 states and 1710 transitions. [2021-11-25 08:12:29,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1710 transitions. [2021-11-25 08:12:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 08:12:29,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:29,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:30,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1160 states and 1712 transitions. [2021-11-25 08:12:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1712 transitions. [2021-11-25 08:12:30,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 08:12:30,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:30,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:30,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:30,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:30,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1154 states and 1701 transitions. [2021-11-25 08:12:30,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1701 transitions. [2021-11-25 08:12:30,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 08:12:30,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:30,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:30,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:30,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1162 states and 1728 transitions. [2021-11-25 08:12:30,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1728 transitions. [2021-11-25 08:12:30,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 08:12:30,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:30,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:30,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1163 states and 1728 transitions. [2021-11-25 08:12:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1728 transitions. [2021-11-25 08:12:30,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 08:12:30,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:30,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:31,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:31,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1167 states and 1735 transitions. [2021-11-25 08:12:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1735 transitions. [2021-11-25 08:12:31,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 08:12:31,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:31,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:31,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:31,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:31,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1169 states and 1738 transitions. [2021-11-25 08:12:31,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1738 transitions. [2021-11-25 08:12:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 08:12:31,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:31,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:31,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:31,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:31,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1171 states and 1741 transitions. [2021-11-25 08:12:31,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1741 transitions. [2021-11-25 08:12:31,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 08:12:31,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:31,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:31,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1176 states and 1747 transitions. [2021-11-25 08:12:31,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1747 transitions. [2021-11-25 08:12:31,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 08:12:31,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:31,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:31,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:31,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:31,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1177 states and 1749 transitions. [2021-11-25 08:12:31,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1749 transitions. [2021-11-25 08:12:31,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 08:12:31,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:31,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:31,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:31,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1181 states and 1756 transitions. [2021-11-25 08:12:31,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1756 transitions. [2021-11-25 08:12:31,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 08:12:31,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:31,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:32,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:32,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:32,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1184 states and 1762 transitions. [2021-11-25 08:12:32,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1762 transitions. [2021-11-25 08:12:32,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 08:12:32,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:32,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:32,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:32,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:32,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1184 states and 1761 transitions. [2021-11-25 08:12:32,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1761 transitions. [2021-11-25 08:12:32,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 08:12:32,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:32,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:32,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:32,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1186 states and 1763 transitions. [2021-11-25 08:12:32,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1763 transitions. [2021-11-25 08:12:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 08:12:32,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:32,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:33,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:33,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:33,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1187 states and 1763 transitions. [2021-11-25 08:12:33,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1763 transitions. [2021-11-25 08:12:33,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 08:12:33,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:33,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:33,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:33,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1189 states and 1765 transitions. [2021-11-25 08:12:33,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1765 transitions. [2021-11-25 08:12:33,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 08:12:33,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:33,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:33,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:33,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:33,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1191 states and 1769 transitions. [2021-11-25 08:12:33,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1769 transitions. [2021-11-25 08:12:33,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 08:12:33,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:33,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:33,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:33,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:33,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1196 states and 1775 transitions. [2021-11-25 08:12:33,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1775 transitions. [2021-11-25 08:12:33,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 08:12:33,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:33,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:33,921 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:34,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:34,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1198 states and 1777 transitions. [2021-11-25 08:12:34,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1777 transitions. [2021-11-25 08:12:34,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 08:12:34,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:34,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:34,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:34,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:34,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1200 states and 1779 transitions. [2021-11-25 08:12:34,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1779 transitions. [2021-11-25 08:12:34,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 08:12:34,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:34,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:34,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:34,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1202 states and 1781 transitions. [2021-11-25 08:12:34,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1781 transitions. [2021-11-25 08:12:34,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 08:12:34,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:34,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:34,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:34,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1205 states and 1785 transitions. [2021-11-25 08:12:34,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1785 transitions. [2021-11-25 08:12:34,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 08:12:34,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:34,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:34,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:34,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:34,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1210 states and 1794 transitions. [2021-11-25 08:12:34,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1794 transitions. [2021-11-25 08:12:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 08:12:34,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:34,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:34,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:34,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1210 states and 1793 transitions. [2021-11-25 08:12:34,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1793 transitions. [2021-11-25 08:12:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 08:12:34,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:34,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:35,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:35,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1213 states and 1797 transitions. [2021-11-25 08:12:35,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1797 transitions. [2021-11-25 08:12:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 08:12:35,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:35,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:35,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:35,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1218 states and 1806 transitions. [2021-11-25 08:12:35,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1806 transitions. [2021-11-25 08:12:35,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 08:12:35,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:35,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:35,190 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 08:12:35,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1221 states and 1822 transitions. [2021-11-25 08:12:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1822 transitions. [2021-11-25 08:12:35,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 08:12:35,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:35,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:36,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:36,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1232 states and 1860 transitions. [2021-11-25 08:12:36,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1860 transitions. [2021-11-25 08:12:36,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 08:12:36,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:36,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:36,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:36,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1238 states and 1890 transitions. [2021-11-25 08:12:36,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1890 transitions. [2021-11-25 08:12:36,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 08:12:36,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:36,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:36,843 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:36,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:36,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1240 states and 1892 transitions. [2021-11-25 08:12:36,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1892 transitions. [2021-11-25 08:12:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 08:12:36,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:36,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:37,054 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:37,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:37,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1242 states and 1895 transitions. [2021-11-25 08:12:37,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1895 transitions. [2021-11-25 08:12:37,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 08:12:37,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:37,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:37,147 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:37,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:37,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1244 states and 1897 transitions. [2021-11-25 08:12:37,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1897 transitions. [2021-11-25 08:12:37,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 08:12:37,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:37,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:37,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:37,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:37,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1246 states and 1900 transitions. [2021-11-25 08:12:37,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1900 transitions. [2021-11-25 08:12:37,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 08:12:37,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:37,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:37,351 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 08:12:37,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1249 states and 1915 transitions. [2021-11-25 08:12:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1915 transitions. [2021-11-25 08:12:37,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 08:12:37,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:37,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:37,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:37,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:37,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1255 states and 1929 transitions. [2021-11-25 08:12:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1929 transitions. [2021-11-25 08:12:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 08:12:37,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:37,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:37,693 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:37,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:37,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1257 states and 1931 transitions. [2021-11-25 08:12:37,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1931 transitions. [2021-11-25 08:12:37,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 08:12:37,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:37,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:38,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:38,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1259 states and 1935 transitions. [2021-11-25 08:12:38,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1935 transitions. [2021-11-25 08:12:38,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 08:12:38,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:38,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:38,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:38,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:38,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1266 states and 1967 transitions. [2021-11-25 08:12:38,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1967 transitions. [2021-11-25 08:12:38,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 08:12:38,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:38,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:38,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:39,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1268 states and 1972 transitions. [2021-11-25 08:12:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1972 transitions. [2021-11-25 08:12:39,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 08:12:39,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:39,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:39,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:39,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:39,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1269 states and 1972 transitions. [2021-11-25 08:12:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1972 transitions. [2021-11-25 08:12:39,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 08:12:39,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:39,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:39,486 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:39,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1271 states and 1975 transitions. [2021-11-25 08:12:39,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1975 transitions. [2021-11-25 08:12:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 08:12:39,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:39,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:39,716 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:39,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1272 states and 1975 transitions. [2021-11-25 08:12:39,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1975 transitions. [2021-11-25 08:12:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 08:12:39,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:39,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:39,946 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:40,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:40,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1274 states and 1978 transitions. [2021-11-25 08:12:40,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1978 transitions. [2021-11-25 08:12:40,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 08:12:40,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:40,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:40,432 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:40,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:40,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1280 states and 1987 transitions. [2021-11-25 08:12:40,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1987 transitions. [2021-11-25 08:12:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 08:12:40,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:40,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:41,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:43,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:43,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1301 states and 2053 transitions. [2021-11-25 08:12:43,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2053 transitions. [2021-11-25 08:12:43,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 08:12:43,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:43,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:43,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:43,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1302 states and 2055 transitions. [2021-11-25 08:12:43,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2055 transitions. [2021-11-25 08:12:43,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:12:43,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:43,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:43,340 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 08:12:43,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:43,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1303 states and 2055 transitions. [2021-11-25 08:12:43,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2055 transitions. [2021-11-25 08:12:43,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 08:12:43,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:43,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:43,479 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 08:12:43,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:43,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1304 states and 2055 transitions. [2021-11-25 08:12:43,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2055 transitions. [2021-11-25 08:12:43,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 08:12:43,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:43,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:43,610 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 08:12:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:43,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1305 states and 2055 transitions. [2021-11-25 08:12:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2055 transitions. [2021-11-25 08:12:43,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 08:12:43,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:43,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:43,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:43,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:43,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1310 states and 2065 transitions. [2021-11-25 08:12:43,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2065 transitions. [2021-11-25 08:12:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 08:12:43,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:43,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:43,991 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:44,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:44,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1312 states and 2067 transitions. [2021-11-25 08:12:44,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2067 transitions. [2021-11-25 08:12:44,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 08:12:44,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:44,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:44,407 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 08:12:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:44,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1320 states and 2083 transitions. [2021-11-25 08:12:44,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2083 transitions. [2021-11-25 08:12:44,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 08:12:44,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:44,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:44,745 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:45,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1323 states and 2086 transitions. [2021-11-25 08:12:45,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2086 transitions. [2021-11-25 08:12:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 08:12:45,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:45,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:45,553 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 08:12:46,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:46,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1325 states and 2090 transitions. [2021-11-25 08:12:46,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 2090 transitions. [2021-11-25 08:12:46,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 08:12:46,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:46,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:46,147 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 08:12:46,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1329 states and 2095 transitions. [2021-11-25 08:12:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2095 transitions. [2021-11-25 08:12:46,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 08:12:46,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:46,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:46,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:46,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:46,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1329 states and 2094 transitions. [2021-11-25 08:12:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2094 transitions. [2021-11-25 08:12:46,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 08:12:46,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:46,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:46,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1332 states and 2098 transitions. [2021-11-25 08:12:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2098 transitions. [2021-11-25 08:12:47,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 08:12:47,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:47,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:47,109 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 08:12:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:47,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1334 states and 2100 transitions. [2021-11-25 08:12:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2100 transitions. [2021-11-25 08:12:47,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 08:12:47,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:47,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:47,206 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:47,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1336 states and 2103 transitions. [2021-11-25 08:12:47,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2103 transitions. [2021-11-25 08:12:47,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 08:12:47,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:47,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:47,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:47,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:47,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1339 states and 2108 transitions. [2021-11-25 08:12:47,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2108 transitions. [2021-11-25 08:12:47,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 08:12:47,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:47,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:47,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:47,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1344 states and 2121 transitions. [2021-11-25 08:12:47,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2121 transitions. [2021-11-25 08:12:47,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 08:12:47,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:47,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:47,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:47,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1344 states and 2120 transitions. [2021-11-25 08:12:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2120 transitions. [2021-11-25 08:12:47,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 08:12:47,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:47,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:47,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1346 states and 2129 transitions. [2021-11-25 08:12:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2129 transitions. [2021-11-25 08:12:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 08:12:47,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:47,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:47,776 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 08:12:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:47,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1348 states and 2131 transitions. [2021-11-25 08:12:47,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2131 transitions. [2021-11-25 08:12:47,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 08:12:47,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:47,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:47,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:48,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:48,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1352 states and 2146 transitions. [2021-11-25 08:12:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2146 transitions. [2021-11-25 08:12:48,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 08:12:48,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:48,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:48,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:48,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1346 states and 2124 transitions. [2021-11-25 08:12:48,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2124 transitions. [2021-11-25 08:12:48,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 08:12:48,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:48,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:48,640 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:48,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:48,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1349 states and 2128 transitions. [2021-11-25 08:12:48,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2128 transitions. [2021-11-25 08:12:48,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 08:12:48,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:48,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:48,760 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:48,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1354 states and 2140 transitions. [2021-11-25 08:12:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2140 transitions. [2021-11-25 08:12:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 08:12:48,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:48,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:48,966 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:48,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1355 states and 2141 transitions. [2021-11-25 08:12:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2141 transitions. [2021-11-25 08:12:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 08:12:49,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:49,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:49,059 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 08:12:49,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:49,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1358 states and 2159 transitions. [2021-11-25 08:12:49,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2159 transitions. [2021-11-25 08:12:49,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 08:12:49,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:49,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:49,534 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 08:12:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:49,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1360 states and 2173 transitions. [2021-11-25 08:12:49,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2173 transitions. [2021-11-25 08:12:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:12:49,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:49,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:49,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:49,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:49,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1356 states and 2164 transitions. [2021-11-25 08:12:49,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2164 transitions. [2021-11-25 08:12:49,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 08:12:49,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:49,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:49,987 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:12:50,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:50,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1358 states and 2172 transitions. [2021-11-25 08:12:50,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2172 transitions. [2021-11-25 08:12:50,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 08:12:50,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:50,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:50,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1364 states and 2200 transitions. [2021-11-25 08:12:50,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2200 transitions. [2021-11-25 08:12:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 08:12:50,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:50,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:12:50,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1372 states and 2217 transitions. [2021-11-25 08:12:50,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2217 transitions. [2021-11-25 08:12:50,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:12:50,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:50,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:14,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:21,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:13:31,760 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 08:13:41,851 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 08:13:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1376 states and 2224 transitions. [2021-11-25 08:13:41,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2224 transitions. [2021-11-25 08:13:41,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:13:41,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:41,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:12,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:14:12,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:12,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1377 states and 2226 transitions. [2021-11-25 08:14:12,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2226 transitions. [2021-11-25 08:14:12,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:14:12,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:12,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:49,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:14:49,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:49,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1378 states and 2228 transitions. [2021-11-25 08:14:49,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2228 transitions. [2021-11-25 08:14:49,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:14:50,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:50,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:15:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 1379 states and 2230 transitions. [2021-11-25 08:15:24,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2230 transitions. [2021-11-25 08:15:24,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:15:24,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:24,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:16:09,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 1380 states and 2232 transitions. [2021-11-25 08:16:09,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2232 transitions. [2021-11-25 08:16:09,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:16:09,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:09,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:54,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:16:54,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:54,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 1381 states and 2234 transitions. [2021-11-25 08:16:54,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2234 transitions. [2021-11-25 08:16:54,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:16:54,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:54,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:31,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:17:31,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 1382 states and 2236 transitions. [2021-11-25 08:17:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2236 transitions. [2021-11-25 08:17:31,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:17:31,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:31,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:12,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:18:12,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:12,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 1383 states and 2238 transitions. [2021-11-25 08:18:12,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 2238 transitions. [2021-11-25 08:18:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:18:12,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:12,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:52,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:18:52,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:52,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1384 states and 2240 transitions. [2021-11-25 08:18:52,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2240 transitions. [2021-11-25 08:18:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:18:52,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:52,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:32,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:19:32,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:32,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1385 states and 2242 transitions. [2021-11-25 08:19:32,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2242 transitions. [2021-11-25 08:19:32,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:19:32,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:32,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:20:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:20:16,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:20:16,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:20:16,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1386 states and 2244 transitions. [2021-11-25 08:20:16,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2244 transitions. [2021-11-25 08:20:16,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:20:16,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:20:16,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:20:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:20:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:20:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:20:57,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1387 states and 2246 transitions. [2021-11-25 08:20:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2246 transitions. [2021-11-25 08:20:57,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:20:57,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:20:57,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:21:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:21:37,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:21:37,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:21:37,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1388 states and 2248 transitions. [2021-11-25 08:21:37,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2248 transitions. [2021-11-25 08:21:37,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:21:37,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:21:37,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:22:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:22:20,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:22:21,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:22:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1389 states and 2250 transitions. [2021-11-25 08:22:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2250 transitions. [2021-11-25 08:22:21,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:22:21,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:22:21,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:22:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:23:06,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:23:06,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:23:06,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 1390 states and 2252 transitions. [2021-11-25 08:23:06,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2252 transitions. [2021-11-25 08:23:06,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:23:06,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:23:06,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:23:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:23:51,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:23:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:23:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 1391 states and 2254 transitions. [2021-11-25 08:23:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2254 transitions. [2021-11-25 08:23:51,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:23:51,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:23:51,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:24:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:24:32,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:24:32,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:24:32,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 1392 states and 2256 transitions. [2021-11-25 08:24:32,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2256 transitions. [2021-11-25 08:24:32,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:24:32,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:24:32,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:25:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:25:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:25:10,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:25:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 1393 states and 2258 transitions. [2021-11-25 08:25:10,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2258 transitions. [2021-11-25 08:25:10,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 08:25:10,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:25:10,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms