./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB --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 7918e78c7fa8e57a6cd382ed800c3c73f2f498c616ea3e9ed6a8775509cf80ff --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:48:03,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:03,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:03,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:03,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:03,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:03,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:03,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:03,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:03,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:03,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:03,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:03,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:03,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:03,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:03,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:03,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:03,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:03,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:03,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:03,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:03,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:03,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:03,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:03,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:03,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:03,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:03,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:03,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:03,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:03,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:03,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:03,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:03,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:03,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:03,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:03,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:03,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:03,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:03,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:03,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:03,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:48:03,439 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:03,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:03,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:03,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:03,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:03,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:03,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:03,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:03,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:03,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:03,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:03,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:03,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:03,445 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:03,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:03,446 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:03,446 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:03,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:03,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:03,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:03,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:03,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:03,447 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:03,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:03,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:03,448 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_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7918e78c7fa8e57a6cd382ed800c3c73f2f498c616ea3e9ed6a8775509cf80ff [2022-10-17 16:48:03,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:03,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:03,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:03,803 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:03,804 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:03,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2022-10-17 16:48:03,894 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/data/e711a6890/eed4330320674b31a01662c27604dcdc/FLAG5615b764a [2022-10-17 16:48:04,833 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:04,835 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2022-10-17 16:48:04,894 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/data/e711a6890/eed4330320674b31a01662c27604dcdc/FLAG5615b764a [2022-10-17 16:48:05,225 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/data/e711a6890/eed4330320674b31a01662c27604dcdc [2022-10-17 16:48:05,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:05,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:05,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:05,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:05,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:05,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:05" (1/1) ... [2022-10-17 16:48:05,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a217410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:05, skipping insertion in model container [2022-10-17 16:48:05,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:05" (1/1) ... [2022-10-17 16:48:05,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:05,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:48:08,016 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_3ab74862-ea05-4815-9f73-6432f995ecde/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i[325202,325215] [2022-10-17 16:48:08,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:08,168 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:48:08,626 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_3ab74862-ea05-4815-9f73-6432f995ecde/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i[325202,325215] [2022-10-17 16:48:08,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:08,797 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:48:08,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08 WrapperNode [2022-10-17 16:48:08,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:08,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:08,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:48:08,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:48:08,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:08,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,175 INFO L138 Inliner]: procedures = 336, calls = 2288, calls flagged for inlining = 154, calls inlined = 152, statements flattened = 5863 [2022-10-17 16:48:09,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:09,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:48:09,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:48:09,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:48:09,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,467 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:48:09,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:48:09,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:48:09,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:48:09,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:08" (1/1) ... [2022-10-17 16:48:09,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:09,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:48:09,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:48:09,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab74862-ea05-4815-9f73-6432f995ecde/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:48:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2022-10-17 16:48:09,627 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2022-10-17 16:48:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-10-17 16:48:09,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-10-17 16:48:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2022-10-17 16:48:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2022-10-17 16:48:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2022-10-17 16:48:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2022-10-17 16:48:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-17 16:48:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2022-10-17 16:48:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2022-10-17 16:48:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:48:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-10-17 16:48:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-10-17 16:48:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:48:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:48:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:48:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:48:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:48:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-10-17 16:48:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-10-17 16:48:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-10-17 16:48:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-10-17 16:48:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2022-10-17 16:48:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2022-10-17 16:48:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2022-10-17 16:48:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2022-10-17 16:48:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2022-10-17 16:48:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2022-10-17 16:48:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2022-10-17 16:48:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2022-10-17 16:48:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 16:48:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 16:48:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-10-17 16:48:09,634 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-10-17 16:48:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 16:48:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 16:48:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 16:48:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 16:48:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:48:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:48:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2022-10-17 16:48:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2022-10-17 16:48:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_destroy [2022-10-17 16:48:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_destroy [2022-10-17 16:48:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2022-10-17 16:48:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2022-10-17 16:48:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2022-10-17 16:48:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2022-10-17 16:48:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 16:48:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 16:48:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:48:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:48:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2022-10-17 16:48:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2022-10-17 16:48:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 16:48:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 16:48:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:48:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:48:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2022-10-17 16:48:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2022-10-17 16:48:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:48:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:48:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:48:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:48:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:48:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:48:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2022-10-17 16:48:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2022-10-17 16:48:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2022-10-17 16:48:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2022-10-17 16:48:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 16:48:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 16:48:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2022-10-17 16:48:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2022-10-17 16:48:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:48:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 16:48:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 16:48:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2022-10-17 16:48:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2022-10-17 16:48:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-10-17 16:48:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-10-17 16:48:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_create [2022-10-17 16:48:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_create [2022-10-17 16:48:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:48:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2022-10-17 16:48:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2022-10-17 16:48:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-10-17 16:48:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-10-17 16:48:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 16:48:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 16:48:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2022-10-17 16:48:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2022-10-17 16:48:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-17 16:48:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-17 16:48:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 16:48:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 16:48:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:48:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:48:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2022-10-17 16:48:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2022-10-17 16:48:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2022-10-17 16:48:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2022-10-17 16:48:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-10-17 16:48:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-10-17 16:48:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-10-17 16:48:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-10-17 16:48:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-17 16:48:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-17 16:48:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 16:48:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 16:48:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-17 16:48:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-17 16:48:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2022-10-17 16:48:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2022-10-17 16:48:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 16:48:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 16:48:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:48:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:48:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:48:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:48:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2022-10-17 16:48:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2022-10-17 16:48:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2022-10-17 16:48:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2022-10-17 16:48:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 16:48:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 16:48:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-17 16:48:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-17 16:48:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:48:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2022-10-17 16:48:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2022-10-17 16:48:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 16:48:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 16:48:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2022-10-17 16:48:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2022-10-17 16:48:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2022-10-17 16:48:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2022-10-17 16:48:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:48:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2022-10-17 16:48:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2022-10-17 16:48:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-17 16:48:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-17 16:48:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:48:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 16:48:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 16:48:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-10-17 16:48:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-10-17 16:48:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2022-10-17 16:48:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2022-10-17 16:48:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2022-10-17 16:48:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2022-10-17 16:48:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2022-10-17 16:48:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2022-10-17 16:48:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:48:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:48:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2022-10-17 16:48:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2022-10-17 16:48:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2022-10-17 16:48:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2022-10-17 16:48:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2022-10-17 16:48:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2022-10-17 16:48:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2022-10-17 16:48:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2022-10-17 16:48:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-10-17 16:48:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-10-17 16:48:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 16:48:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 16:48:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2022-10-17 16:48:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2022-10-17 16:48:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2022-10-17 16:48:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2022-10-17 16:48:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_39 [2022-10-17 16:48:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_39 [2022-10-17 16:48:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:48:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:48:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2022-10-17 16:48:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2022-10-17 16:48:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2022-10-17 16:48:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2022-10-17 16:48:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2022-10-17 16:48:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2022-10-17 16:48:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:48:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-17 16:48:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-17 16:48:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-10-17 16:48:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-10-17 16:48:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-10-17 16:48:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-10-17 16:48:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2022-10-17 16:48:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2022-10-17 16:48:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-10-17 16:48:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-10-17 16:48:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:48:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:48:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-10-17 16:48:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-10-17 16:48:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 16:48:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 16:48:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2022-10-17 16:48:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2022-10-17 16:48:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2022-10-17 16:48:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2022-10-17 16:48:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:48:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 16:48:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 16:48:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-17 16:48:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-17 16:48:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-17 16:48:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-17 16:48:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:48:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-17 16:48:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-17 16:48:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:48:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-10-17 16:48:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-10-17 16:48:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 16:48:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-10-17 16:48:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-10-17 16:48:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:48:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:48:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-10-17 16:48:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-10-17 16:48:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2022-10-17 16:48:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2022-10-17 16:48:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-10-17 16:48:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-10-17 16:48:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 16:48:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 16:48:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-17 16:48:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-17 16:48:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2022-10-17 16:48:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2022-10-17 16:48:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-10-17 16:48:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-10-17 16:48:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-10-17 16:48:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-10-17 16:48:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 16:48:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 16:48:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2022-10-17 16:48:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2022-10-17 16:48:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 16:48:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 16:48:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2022-10-17 16:48:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2022-10-17 16:48:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2022-10-17 16:48:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2022-10-17 16:48:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:48:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:48:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2022-10-17 16:48:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2022-10-17 16:48:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2022-10-17 16:48:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2022-10-17 16:48:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2022-10-17 16:48:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2022-10-17 16:48:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:48:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2022-10-17 16:48:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2022-10-17 16:48:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-17 16:48:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-17 16:48:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:48:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:48:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-17 16:48:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-17 16:48:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 16:48:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 16:48:10,695 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:48:10,700 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:48:11,481 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:48:16,128 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:48:18,810 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:48:18,810 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:48:18,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:18 BoogieIcfgContainer [2022-10-17 16:48:18,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:48:18,820 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:48:18,820 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:48:18,831 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:48:18,832 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:18" (1/1) ... [2022-10-17 16:48:18,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:48:18,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:19,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1608 states and 2341 transitions. [2022-10-17 16:48:19,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 2341 transitions. [2022-10-17 16:48:19,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-10-17 16:48:19,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:19,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2022-10-17 16:48:20,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:20,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1612 states and 2380 transitions. [2022-10-17 16:48:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2380 transitions. [2022-10-17 16:48:20,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-10-17 16:48:20,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:20,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:21,415 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-10-17 16:48:21,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1613 states and 2381 transitions. [2022-10-17 16:48:21,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 2381 transitions. [2022-10-17 16:48:21,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-10-17 16:48:21,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:21,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:22,075 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2022-10-17 16:48:22,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:22,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1617 states and 2421 transitions. [2022-10-17 16:48:22,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2421 transitions. [2022-10-17 16:48:22,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-10-17 16:48:22,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:22,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:22,764 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2022-10-17 16:48:22,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:22,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1620 states and 2454 transitions. [2022-10-17 16:48:22,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2454 transitions. [2022-10-17 16:48:22,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-10-17 16:48:22,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:22,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:23,342 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2022-10-17 16:48:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1623 states and 2459 transitions. [2022-10-17 16:48:23,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 2459 transitions. [2022-10-17 16:48:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-10-17 16:48:23,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:23,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:23,771 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2022-10-17 16:48:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1625 states and 2462 transitions. [2022-10-17 16:48:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2462 transitions. [2022-10-17 16:48:23,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-10-17 16:48:23,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:23,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,210 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-10-17 16:48:24,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1626 states and 2462 transitions. [2022-10-17 16:48:24,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 2462 transitions. [2022-10-17 16:48:24,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-10-17 16:48:24,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,741 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2022-10-17 16:48:24,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 1629 states and 2467 transitions. [2022-10-17 16:48:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2467 transitions. [2022-10-17 16:48:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-10-17 16:48:24,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:25,172 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2022-10-17 16:48:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1628 states and 2462 transitions. [2022-10-17 16:48:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2462 transitions. [2022-10-17 16:48:25,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-10-17 16:48:25,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:25,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:25,618 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2022-10-17 16:48:25,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:25,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 1627 states and 2457 transitions. [2022-10-17 16:48:25,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 2457 transitions. [2022-10-17 16:48:25,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-10-17 16:48:25,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:25,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:26,092 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2022-10-17 16:48:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:26,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 1633 states and 2493 transitions. [2022-10-17 16:48:26,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2493 transitions. [2022-10-17 16:48:26,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-10-17 16:48:26,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:26,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:27,104 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2022-10-17 16:48:27,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:27,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 1635 states and 2496 transitions. [2022-10-17 16:48:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 2496 transitions. [2022-10-17 16:48:27,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-17 16:48:27,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:27,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:27,567 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2022-10-17 16:48:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 1640 states and 2537 transitions. [2022-10-17 16:48:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 2537 transitions. [2022-10-17 16:48:27,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-17 16:48:27,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:27,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:28,264 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2022-10-17 16:48:28,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:28,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 1642 states and 2539 transitions. [2022-10-17 16:48:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2539 transitions. [2022-10-17 16:48:28,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 16:48:28,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:28,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-10-17 16:48:28,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:28,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 1643 states and 2539 transitions. [2022-10-17 16:48:28,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2539 transitions. [2022-10-17 16:48:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 16:48:28,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:28,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:28,943 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-10-17 16:48:29,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:29,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 1646 states and 2544 transitions. [2022-10-17 16:48:29,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2544 transitions. [2022-10-17 16:48:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-10-17 16:48:29,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:29,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:29,492 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2022-10-17 16:48:29,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:29,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 1646 states and 2538 transitions. [2022-10-17 16:48:29,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2538 transitions. [2022-10-17 16:48:29,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-10-17 16:48:29,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:29,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-10-17 16:48:30,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 1651 states and 2573 transitions. [2022-10-17 16:48:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2573 transitions. [2022-10-17 16:48:30,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-10-17 16:48:30,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:30,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:30,721 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2022-10-17 16:48:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:30,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 1652 states and 2573 transitions. [2022-10-17 16:48:30,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 2573 transitions. [2022-10-17 16:48:30,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-10-17 16:48:30,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-10-17 16:48:31,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 1654 states and 2575 transitions. [2022-10-17 16:48:31,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2575 transitions. [2022-10-17 16:48:31,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-10-17 16:48:31,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:31,700 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2022-10-17 16:48:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 1655 states and 2575 transitions. [2022-10-17 16:48:31,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2575 transitions. [2022-10-17 16:48:31,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-10-17 16:48:31,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat