./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/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_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/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_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/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_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/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 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb --- 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 16:29:56,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:56,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:56,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:56,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:56,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:56,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:56,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:56,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:56,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:56,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:56,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:56,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:56,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:56,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:56,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:56,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:56,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:56,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:56,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:56,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:56,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:56,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:56,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:56,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:56,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:56,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:56,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:56,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:56,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:56,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:56,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:56,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:56,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:56,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:56,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:56,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:56,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:56,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:56,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:56,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:56,650 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:29:56,678 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:56,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:56,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:56,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:56,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:56,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:56,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:56,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:56,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:56,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:56,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:56,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:56,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:56,685 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:56,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:56,686 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:56,686 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:56,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:56,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:56,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:56,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:56,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:56,689 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:56,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:56,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:56,690 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_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb [2022-10-17 16:29:56,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:56,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:56,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:56,987 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:56,988 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:56,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2022-10-17 16:29:57,097 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/data/2678612c1/f1ff86bd5f4042f9ac23eac8dfedc07a/FLAG4ab39d7aa [2022-10-17 16:29:58,042 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:58,044 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2022-10-17 16:29:58,100 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/data/2678612c1/f1ff86bd5f4042f9ac23eac8dfedc07a/FLAG4ab39d7aa [2022-10-17 16:29:58,581 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/data/2678612c1/f1ff86bd5f4042f9ac23eac8dfedc07a [2022-10-17 16:29:58,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:58,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:58,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:58,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:58,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:58,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:58" (1/1) ... [2022-10-17 16:29:58,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5640f0b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:58, skipping insertion in model container [2022-10-17 16:29:58,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:58" (1/1) ... [2022-10-17 16:29:58,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:58,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:00,888 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_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2022-10-17 16:30:00,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:00,957 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:01,307 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_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2022-10-17 16:30:01,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:01,625 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:01,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01 WrapperNode [2022-10-17 16:30:01,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:01,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:01,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:01,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:01,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:01,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,069 INFO L138 Inliner]: procedures = 301, calls = 1795, calls flagged for inlining = 144, calls inlined = 114, statements flattened = 4270 [2022-10-17 16:30:02,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:02,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:02,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:02,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:02,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,320 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:02,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:02,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:02,424 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:02,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:02,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:02,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:02,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:02,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bd7f23-3e9d-41f2-bcc7-c830efcf0c6a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2022-10-17 16:30:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2022-10-17 16:30:02,524 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-10-17 16:30:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-10-17 16:30:02,524 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2022-10-17 16:30:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2022-10-17 16:30:02,525 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2022-10-17 16:30:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2022-10-17 16:30:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-17 16:30:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2022-10-17 16:30:02,526 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2022-10-17 16:30:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:30:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-10-17 16:30:02,527 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-10-17 16:30:02,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:30:02,527 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-10-17 16:30:02,527 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-10-17 16:30:02,527 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-10-17 16:30:02,527 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-10-17 16:30:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2022-10-17 16:30:02,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2022-10-17 16:30:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2022-10-17 16:30:02,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2022-10-17 16:30:02,528 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2022-10-17 16:30:02,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2022-10-17 16:30:02,529 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 16:30:02,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 16:30:02,529 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-10-17 16:30:02,529 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-10-17 16:30:02,529 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 16:30:02,529 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 16:30:02,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:30:02,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:30:02,530 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2022-10-17 16:30:02,530 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2022-10-17 16:30:02,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-10-17 16:30:02,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-10-17 16:30:02,531 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2022-10-17 16:30:02,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2022-10-17 16:30:02,531 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2022-10-17 16:30:02,531 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2022-10-17 16:30:02,531 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 16:30:02,531 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 16:30:02,532 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2022-10-17 16:30:02,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2022-10-17 16:30:02,532 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2022-10-17 16:30:02,532 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2022-10-17 16:30:02,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-10-17 16:30:02,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-10-17 16:30:02,533 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 16:30:02,533 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 16:30:02,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:30:02,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:30:02,534 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2022-10-17 16:30:02,534 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2022-10-17 16:30:02,534 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:30:02,535 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:30:02,535 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2022-10-17 16:30:02,535 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2022-10-17 16:30:02,536 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2022-10-17 16:30:02,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2022-10-17 16:30:02,536 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2022-10-17 16:30:02,537 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2022-10-17 16:30:02,538 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2022-10-17 16:30:02,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2022-10-17 16:30:02,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:30:02,538 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 16:30:02,538 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 16:30:02,538 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2022-10-17 16:30:02,539 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2022-10-17 16:30:02,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:30:02,540 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-10-17 16:30:02,540 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-10-17 16:30:02,540 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 16:30:02,541 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 16:30:02,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-10-17 16:30:02,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-10-17 16:30:02,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:30:02,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:30:02,542 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2022-10-17 16:30:02,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2022-10-17 16:30:02,542 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-17 16:30:02,542 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-17 16:30:02,543 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-10-17 16:30:02,543 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-10-17 16:30:02,543 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-17 16:30:02,543 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-17 16:30:02,543 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-17 16:30:02,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-17 16:30:02,544 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2022-10-17 16:30:02,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2022-10-17 16:30:02,544 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2022-10-17 16:30:02,544 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2022-10-17 16:30:02,545 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 16:30:02,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 16:30:02,545 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:30:02,546 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:30:02,546 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:30:02,546 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:30:02,546 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2022-10-17 16:30:02,546 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2022-10-17 16:30:02,547 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2022-10-17 16:30:02,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2022-10-17 16:30:02,547 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 16:30:02,548 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 16:30:02,548 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-17 16:30:02,549 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-17 16:30:02,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:30:02,550 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-17 16:30:02,550 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-17 16:30:02,550 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2022-10-17 16:30:02,550 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2022-10-17 16:30:02,550 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 16:30:02,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 16:30:02,551 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2022-10-17 16:30:02,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2022-10-17 16:30:02,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:30:02,551 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2022-10-17 16:30:02,552 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2022-10-17 16:30:02,552 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-17 16:30:02,552 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-17 16:30:02,552 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2022-10-17 16:30:02,553 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2022-10-17 16:30:02,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:30:02,556 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 16:30:02,557 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 16:30:02,557 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-10-17 16:30:02,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-10-17 16:30:02,558 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2022-10-17 16:30:02,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2022-10-17 16:30:02,559 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2022-10-17 16:30:02,560 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2022-10-17 16:30:02,560 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2022-10-17 16:30:02,566 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2022-10-17 16:30:02,566 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2022-10-17 16:30:02,567 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2022-10-17 16:30:02,567 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2022-10-17 16:30:02,567 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2022-10-17 16:30:02,567 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:30:02,567 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:30:02,567 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2022-10-17 16:30:02,568 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2022-10-17 16:30:02,568 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2022-10-17 16:30:02,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2022-10-17 16:30:02,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:30:02,568 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-17 16:30:02,568 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-17 16:30:02,568 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-10-17 16:30:02,569 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-10-17 16:30:02,569 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-10-17 16:30:02,569 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-10-17 16:30:02,569 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2022-10-17 16:30:02,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2022-10-17 16:30:02,569 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2022-10-17 16:30:02,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2022-10-17 16:30:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:30:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-17 16:30:02,570 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-17 16:30:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-17 16:30:02,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-17 16:30:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-17 16:30:02,571 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-17 16:30:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:30:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 16:30:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-10-17 16:30:02,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-10-17 16:30:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:30:02,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:30:02,572 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-10-17 16:30:02,572 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-10-17 16:30:02,572 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-10-17 16:30:02,572 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-10-17 16:30:02,572 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 16:30:02,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 16:30:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-17 16:30:02,573 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-17 16:30:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2022-10-17 16:30:02,573 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2022-10-17 16:30:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-10-17 16:30:02,573 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-10-17 16:30:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-10-17 16:30:02,574 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-10-17 16:30:02,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 16:30:02,574 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 16:30:02,574 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-10-17 16:30:02,574 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-10-17 16:30:02,574 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 16:30:02,574 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 16:30:02,575 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2022-10-17 16:30:02,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2022-10-17 16:30:02,575 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:30:02,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:30:02,575 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2022-10-17 16:30:02,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2022-10-17 16:30:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2022-10-17 16:30:02,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2022-10-17 16:30:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2022-10-17 16:30:02,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2022-10-17 16:30:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:30:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2022-10-17 16:30:02,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2022-10-17 16:30:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-17 16:30:02,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-17 16:30:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:02,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-17 16:30:02,577 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-17 16:30:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 16:30:02,578 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 16:30:03,299 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:03,308 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:04,062 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-10-17 16:30:04,063 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-10-17 16:30:15,341 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:30:15,350 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:30:15,353 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:30:15,995 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##201: assume !false; [2022-10-17 16:30:15,996 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##200: assume false; [2022-10-17 16:30:15,996 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##261: assume false; [2022-10-17 16:30:15,996 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##262: assume !false; [2022-10-17 16:30:15,996 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##207: assume !false; [2022-10-17 16:30:15,997 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume false; [2022-10-17 16:30:15,997 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume !false; [2022-10-17 16:30:15,997 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##212: assume false; [2022-10-17 16:30:15,997 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##221: assume !false; [2022-10-17 16:30:15,997 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume false; [2022-10-17 16:30:15,997 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2022-10-17 16:30:15,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2022-10-17 16:30:15,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume !false; [2022-10-17 16:30:15,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume false; [2022-10-17 16:30:15,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2022-10-17 16:30:15,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2022-10-17 16:30:15,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2022-10-17 16:30:15,998 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2022-10-17 16:30:15,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2022-10-17 16:30:15,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2022-10-17 16:30:15,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2022-10-17 16:30:15,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume !false; [2022-10-17 16:30:15,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##143: assume false; [2022-10-17 16:30:15,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume !false; [2022-10-17 16:30:16,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##147: assume false; [2022-10-17 16:30:16,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2022-10-17 16:30:16,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2022-10-17 16:30:16,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2022-10-17 16:30:16,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2022-10-17 16:30:16,000 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2022-10-17 16:30:16,001 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##162: assume false; [2022-10-17 16:30:16,001 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume !false; [2022-10-17 16:30:16,199 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:30:16,209 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:30:17,197 INFO L769 $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 [2022-10-17 16:30:17,197 INFO L769 $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; [2022-10-17 16:30:17,197 INFO L769 $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; [2022-10-17 16:30:17,198 INFO L769 $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 [2022-10-17 16:30:17,198 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2022-10-17 16:30:17,198 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2022-10-17 16:30:17,198 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2022-10-17 16:30:17,198 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2022-10-17 16:30:17,198 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2022-10-17 16:30:17,199 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2022-10-17 16:30:17,201 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume !false; [2022-10-17 16:30:17,201 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##160: assume false; [2022-10-17 16:30:17,302 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:18,675 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:18,676 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-10-17 16:30:18,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:18 BoogieIcfgContainer [2022-10-17 16:30:18,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:18,683 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:18,683 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:18,694 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:18,694 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:18" (1/1) ... [2022-10-17 16:30:18,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:18,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1129 states and 1630 transitions. [2022-10-17 16:30:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1630 transitions. [2022-10-17 16:30:18,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:30:18,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:19,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1133 states and 1635 transitions. [2022-10-17 16:30:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1635 transitions. [2022-10-17 16:30:19,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:30:19,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:19,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1134 states and 1637 transitions. [2022-10-17 16:30:19,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1637 transitions. [2022-10-17 16:30:19,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:30:19,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:20,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1136 states and 1639 transitions. [2022-10-17 16:30:20,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1639 transitions. [2022-10-17 16:30:20,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:30:20,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:20,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1146 states and 1673 transitions. [2022-10-17 16:30:20,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1673 transitions. [2022-10-17 16:30:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:30:20,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:21,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1159 states and 1710 transitions. [2022-10-17 16:30:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1710 transitions. [2022-10-17 16:30:21,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:30:21,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1160 states and 1712 transitions. [2022-10-17 16:30:21,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1712 transitions. [2022-10-17 16:30:21,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:30:21,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:22,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1154 states and 1701 transitions. [2022-10-17 16:30:22,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1701 transitions. [2022-10-17 16:30:22,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:30:22,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:22,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1162 states and 1728 transitions. [2022-10-17 16:30:22,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1728 transitions. [2022-10-17 16:30:22,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:30:22,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:23,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1166 states and 1735 transitions. [2022-10-17 16:30:23,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1735 transitions. [2022-10-17 16:30:23,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:30:23,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:23,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1167 states and 1735 transitions. [2022-10-17 16:30:23,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1735 transitions. [2022-10-17 16:30:23,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:30:23,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:23,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1169 states and 1738 transitions. [2022-10-17 16:30:23,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1738 transitions. [2022-10-17 16:30:23,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:30:23,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1174 states and 1744 transitions. [2022-10-17 16:30:23,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1744 transitions. [2022-10-17 16:30:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:30:23,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:24,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1176 states and 1747 transitions. [2022-10-17 16:30:24,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1747 transitions. [2022-10-17 16:30:24,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:30:24,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1177 states and 1749 transitions. [2022-10-17 16:30:24,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1749 transitions. [2022-10-17 16:30:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:30:24,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1181 states and 1756 transitions. [2022-10-17 16:30:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1756 transitions. [2022-10-17 16:30:24,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:30:24,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1184 states and 1762 transitions. [2022-10-17 16:30:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1762 transitions. [2022-10-17 16:30:24,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:30:24,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:25,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1184 states and 1761 transitions. [2022-10-17 16:30:25,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1761 transitions. [2022-10-17 16:30:25,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:30:25,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:25,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1186 states and 1763 transitions. [2022-10-17 16:30:25,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1763 transitions. [2022-10-17 16:30:25,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:30:25,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:25,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1191 states and 1769 transitions. [2022-10-17 16:30:25,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1769 transitions. [2022-10-17 16:30:25,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:30:25,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:25,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1192 states and 1769 transitions. [2022-10-17 16:30:25,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1769 transitions. [2022-10-17 16:30:25,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:30:25,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1194 states and 1773 transitions. [2022-10-17 16:30:25,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1773 transitions. [2022-10-17 16:30:25,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:30:25,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:26,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1196 states and 1775 transitions. [2022-10-17 16:30:26,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1775 transitions. [2022-10-17 16:30:26,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:30:26,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:26,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1199 states and 1779 transitions. [2022-10-17 16:30:26,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1779 transitions. [2022-10-17 16:30:26,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:30:26,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:26,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1204 states and 1788 transitions. [2022-10-17 16:30:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1788 transitions. [2022-10-17 16:30:26,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:30:26,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:26,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1204 states and 1787 transitions. [2022-10-17 16:30:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1787 transitions. [2022-10-17 16:30:26,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:30:26,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,968 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:30:27,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1207 states and 1803 transitions. [2022-10-17 16:30:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1803 transitions. [2022-10-17 16:30:27,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:30:27,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1210 states and 1807 transitions. [2022-10-17 16:30:27,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1807 transitions. [2022-10-17 16:30:27,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:30:27,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:27,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1215 states and 1816 transitions. [2022-10-17 16:30:27,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1816 transitions. [2022-10-17 16:30:27,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:30:27,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,522 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1221 states and 1845 transitions. [2022-10-17 16:30:27,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1845 transitions. [2022-10-17 16:30:27,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:30:27,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:28,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:28,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:28,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1232 states and 1883 transitions. [2022-10-17 16:30:28,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1883 transitions. [2022-10-17 16:30:28,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:30:28,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:28,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:29,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1234 states and 1886 transitions. [2022-10-17 16:30:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1886 transitions. [2022-10-17 16:30:29,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:30:29,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1236 states and 1888 transitions. [2022-10-17 16:30:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1888 transitions. [2022-10-17 16:30:29,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:30:29,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,424 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:30:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1239 states and 1902 transitions. [2022-10-17 16:30:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1902 transitions. [2022-10-17 16:30:29,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:30:29,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:29,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1241 states and 1905 transitions. [2022-10-17 16:30:29,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1905 transitions. [2022-10-17 16:30:29,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:30:29,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,949 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:30,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:30,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1243 states and 1907 transitions. [2022-10-17 16:30:30,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1907 transitions. [2022-10-17 16:30:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:30:30,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:30,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:30,194 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.