./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/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 ab9e5f1244054225c7f64ec690f34255fb42afe040f7d5d9f3462dbfcacd6e53 --- 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 16:28:35,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:28:35,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:28:35,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:28:35,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:28:35,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:28:35,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:28:35,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:28:35,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:28:35,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:28:35,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:28:35,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:28:35,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:28:35,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:28:35,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:28:35,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:28:35,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:28:35,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:28:35,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:28:35,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:28:35,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:28:35,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:28:35,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:28:35,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:28:35,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:28:35,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:28:35,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:28:35,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:28:35,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:28:35,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:28:35,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:28:35,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:28:35,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:28:35,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:28:35,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:28:35,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:28:35,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:28:35,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:28:35,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:28:35,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:28:35,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:28:35,673 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:28:35,720 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:28:35,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:28:35,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:28:35,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:28:35,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:28:35,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:28:35,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:28:35,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:28:35,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:28:35,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:28:35,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:28:35,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:28:35,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:28:35,726 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:28:35,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:28:35,727 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:28:35,727 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:28:35,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:28:35,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:35,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:28:35,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:28:35,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:28:35,729 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:28:35,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:28:35,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:28:35,729 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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab9e5f1244054225c7f64ec690f34255fb42afe040f7d5d9f3462dbfcacd6e53 [2022-10-17 16:28:36,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:28:36,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:28:36,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:28:36,041 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:28:36,042 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:28:36,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2022-10-17 16:28:36,148 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/data/de004287a/b9b55e2f64f64cb1a7a6cf7e9eaaa001/FLAG44344d184 [2022-10-17 16:28:37,168 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:28:37,168 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2022-10-17 16:28:37,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/data/de004287a/b9b55e2f64f64cb1a7a6cf7e9eaaa001/FLAG44344d184 [2022-10-17 16:28:37,484 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/data/de004287a/b9b55e2f64f64cb1a7a6cf7e9eaaa001 [2022-10-17 16:28:37,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:28:37,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:28:37,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:37,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:28:37,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:28:37,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b255c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:37, skipping insertion in model container [2022-10-17 16:28:37,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:28:37" (1/1) ... [2022-10-17 16:28:37,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:28:37,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:28:42,134 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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[455527,455540] [2022-10-17 16:28:42,137 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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[455693,455706] [2022-10-17 16:28:42,138 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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[455857,455870] [2022-10-17 16:28:42,139 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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[456022,456035] [2022-10-17 16:28:42,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:42,301 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:28:42,901 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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[455527,455540] [2022-10-17 16:28:42,901 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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[455693,455706] [2022-10-17 16:28:42,902 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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[455857,455870] [2022-10-17 16:28:42,903 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_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[456022,456035] [2022-10-17 16:28:42,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:28:43,267 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:28:43,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43 WrapperNode [2022-10-17 16:28:43,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:28:43,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:43,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:28:43,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:28:43,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:43,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:43,756 INFO L138 Inliner]: procedures = 547, calls = 3351, calls flagged for inlining = 311, calls inlined = 283, statements flattened = 8545 [2022-10-17 16:28:43,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:28:43,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:28:43,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:28:43,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:28:43,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:43,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:43,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:43,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:44,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:44,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:44,281 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:44,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:44,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:28:44,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:28:44,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:28:44,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:28:44,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:28:43" (1/1) ... [2022-10-17 16:28:44,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:44,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:28:44,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:28:44,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c142fd9b-099a-4114-a5e0-1b47fe53b4c6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:28:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-10-17 16:28:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-10-17 16:28:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-17 16:28:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-17 16:28:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:28:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:28:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-10-17 16:28:44,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-10-17 16:28:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 16:28:44,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 16:28:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:28:44,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:28:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-17 16:28:44,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-10-17 16:28:44,480 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2022-10-17 16:28:44,480 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2022-10-17 16:28:44,480 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-10-17 16:28:44,480 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-10-17 16:28:44,480 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-10-17 16:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-10-17 16:28:44,481 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 16:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 16:28:44,481 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 16:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 16:28:44,481 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2022-10-17 16:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2022-10-17 16:28:44,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-17 16:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-17 16:28:44,482 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2022-10-17 16:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2022-10-17 16:28:44,482 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2022-10-17 16:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2022-10-17 16:28:44,483 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:28:44,483 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2022-10-17 16:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2022-10-17 16:28:44,483 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2022-10-17 16:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2022-10-17 16:28:44,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-17 16:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-17 16:28:44,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 16:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 16:28:44,484 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 16:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 16:28:44,485 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 16:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 16:28:44,485 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2022-10-17 16:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2022-10-17 16:28:44,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 16:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 16:28:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-10-17 16:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-10-17 16:28:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-10-17 16:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-10-17 16:28:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2022-10-17 16:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2022-10-17 16:28:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:28:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-17 16:28:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-17 16:28:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-10-17 16:28:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-10-17 16:28:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-17 16:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-10-17 16:28:44,488 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-10-17 16:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-10-17 16:28:44,488 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:28:44,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:28:44,489 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2022-10-17 16:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2022-10-17 16:28:44,489 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 16:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 16:28:44,489 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 16:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 16:28:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:28:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2022-10-17 16:28:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2022-10-17 16:28:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 16:28:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 16:28:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:28:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2022-10-17 16:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2022-10-17 16:28:44,491 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 16:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 16:28:44,491 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2022-10-17 16:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2022-10-17 16:28:44,491 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-10-17 16:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-10-17 16:28:44,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:28:44,492 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2022-10-17 16:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2022-10-17 16:28:44,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-17 16:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-17 16:28:44,493 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-10-17 16:28:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-10-17 16:28:44,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2022-10-17 16:28:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2022-10-17 16:28:44,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 16:28:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 16:28:44,494 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2022-10-17 16:28:44,494 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2022-10-17 16:28:44,494 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-10-17 16:28:44,494 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-10-17 16:28:44,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 16:28:44,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 16:28:44,494 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-10-17 16:28:44,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-10-17 16:28:44,495 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 16:28:44,495 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 16:28:44,495 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-10-17 16:28:44,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-10-17 16:28:44,495 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-10-17 16:28:44,496 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-10-17 16:28:44,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:28:44,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 16:28:44,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 16:28:44,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 16:28:44,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 16:28:44,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-10-17 16:28:44,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-10-17 16:28:44,500 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-10-17 16:28:44,500 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-10-17 16:28:44,501 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2022-10-17 16:28:44,502 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2022-10-17 16:28:44,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:28:44,502 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2022-10-17 16:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2022-10-17 16:28:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-10-17 16:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-10-17 16:28:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 16:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 16:28:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:28:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:28:44,510 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-10-17 16:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-10-17 16:28:44,510 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2022-10-17 16:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2022-10-17 16:28:44,510 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2022-10-17 16:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2022-10-17 16:28:44,510 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2022-10-17 16:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2022-10-17 16:28:44,511 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 16:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 16:28:44,511 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2022-10-17 16:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2022-10-17 16:28:44,511 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-17 16:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-10-17 16:28:44,512 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-10-17 16:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-10-17 16:28:44,512 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2022-10-17 16:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2022-10-17 16:28:44,512 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 16:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 16:28:44,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 16:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 16:28:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2022-10-17 16:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2022-10-17 16:28:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2022-10-17 16:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2022-10-17 16:28:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 16:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 16:28:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-10-17 16:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-10-17 16:28:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2022-10-17 16:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2022-10-17 16:28:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2022-10-17 16:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2022-10-17 16:28:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:28:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-10-17 16:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-10-17 16:28:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2022-10-17 16:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2022-10-17 16:28:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 16:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 16:28:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:28:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:28:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:28:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 16:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 16:28:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2022-10-17 16:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2022-10-17 16:28:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-10-17 16:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-10-17 16:28:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-17 16:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-17 16:28:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-10-17 16:28:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-10-17 16:28:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2022-10-17 16:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2022-10-17 16:28:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-17 16:28:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-17 16:28:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2022-10-17 16:28:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2022-10-17 16:28:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2022-10-17 16:28:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2022-10-17 16:28:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-10-17 16:28:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-10-17 16:28:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-10-17 16:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-10-17 16:28:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2022-10-17 16:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2022-10-17 16:28:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 16:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 16:28:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:28:44,522 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:28:44,522 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2022-10-17 16:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2022-10-17 16:28:44,522 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2022-10-17 16:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2022-10-17 16:28:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-10-17 16:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-10-17 16:28:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-10-17 16:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-10-17 16:28:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 16:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 16:28:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:28:44,524 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 16:28:44,524 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 16:28:44,524 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2022-10-17 16:28:44,524 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2022-10-17 16:28:44,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-10-17 16:28:44,524 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-10-17 16:28:44,524 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-17 16:28:44,525 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-17 16:28:44,525 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2022-10-17 16:28:44,525 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2022-10-17 16:28:44,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:28:44,525 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2022-10-17 16:28:44,525 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2022-10-17 16:28:44,525 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2022-10-17 16:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2022-10-17 16:28:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2022-10-17 16:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2022-10-17 16:28:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2022-10-17 16:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2022-10-17 16:28:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2022-10-17 16:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2022-10-17 16:28:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-10-17 16:28:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-10-17 16:28:44,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:28:44,530 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2022-10-17 16:28:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2022-10-17 16:28:44,530 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 16:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 16:28:44,531 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-10-17 16:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-10-17 16:28:44,531 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:28:44,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-10-17 16:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-10-17 16:28:44,533 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2022-10-17 16:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2022-10-17 16:28:44,533 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2022-10-17 16:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2022-10-17 16:28:44,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 16:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 16:28:44,534 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-17 16:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-10-17 16:28:44,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:28:44,534 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2022-10-17 16:28:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2022-10-17 16:28:44,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2022-10-17 16:28:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2022-10-17 16:28:44,535 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2022-10-17 16:28:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2022-10-17 16:28:44,535 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-10-17 16:28:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-10-17 16:28:44,536 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-10-17 16:28:44,536 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-10-17 16:28:44,536 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 16:28:44,536 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 16:28:44,536 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-17 16:28:44,536 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-10-17 16:28:44,536 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2022-10-17 16:28:44,536 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2022-10-17 16:28:44,537 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 16:28:44,537 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 16:28:44,537 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-10-17 16:28:44,537 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-10-17 16:28:44,537 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2022-10-17 16:28:44,537 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2022-10-17 16:28:44,537 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:28:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:28:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2022-10-17 16:28:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2022-10-17 16:28:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:28:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2022-10-17 16:28:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2022-10-17 16:28:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:28:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:28:44,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-10-17 16:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-10-17 16:28:44,539 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-10-17 16:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-10-17 16:28:44,539 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 16:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 16:28:44,539 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-17 16:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-17 16:28:44,540 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-10-17 16:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-10-17 16:28:44,540 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2022-10-17 16:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2022-10-17 16:28:44,540 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2022-10-17 16:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2022-10-17 16:28:44,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-10-17 16:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-10-17 16:28:44,541 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2022-10-17 16:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2022-10-17 16:28:44,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 16:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 16:28:44,541 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2022-10-17 16:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2022-10-17 16:28:44,542 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-10-17 16:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-10-17 16:28:44,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 16:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 16:28:44,542 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2022-10-17 16:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2022-10-17 16:28:44,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-10-17 16:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-10-17 16:28:44,543 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-10-17 16:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-10-17 16:28:44,543 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2022-10-17 16:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2022-10-17 16:28:44,543 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-17 16:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-17 16:28:44,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:28:44,544 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-10-17 16:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-10-17 16:28:44,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 16:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 16:28:44,544 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-17 16:28:45,891 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:28:45,900 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:28:46,349 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:28:54,868 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 16:28:55,185 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:28:59,794 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:28:59,794 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:28:59,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:28:59 BoogieIcfgContainer [2022-10-17 16:28:59,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:28:59,804 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:28:59,805 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:28:59,816 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:28:59,816 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:28:59" (1/1) ... [2022-10-17 16:28:59,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:28:59,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:28:59,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 2259 states and 3224 transitions. [2022-10-17 16:28:59,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 3224 transitions. [2022-10-17 16:29:00,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-10-17 16:29:00,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:00,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:01,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2022-10-17 16:29:01,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:01,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 2268 states and 3242 transitions. [2022-10-17 16:29:01,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 3242 transitions. [2022-10-17 16:29:01,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-10-17 16:29:01,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:01,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2309 trivial. 0 not checked. [2022-10-17 16:29:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 2273 states and 3253 transitions. [2022-10-17 16:29:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 3253 transitions. [2022-10-17 16:29:02,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-10-17 16:29:02,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2309 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2306 trivial. 0 not checked. [2022-10-17 16:29:03,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2281 states and 3276 transitions. [2022-10-17 16:29:03,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 3276 transitions. [2022-10-17 16:29:03,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-10-17 16:29:03,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2309 trivial. 0 not checked. [2022-10-17 16:29:03,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 2286 states and 3288 transitions. [2022-10-17 16:29:03,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 3288 transitions. [2022-10-17 16:29:03,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-10-17 16:29:03,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2309 trivial. 0 not checked. [2022-10-17 16:29:04,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 2291 states and 3300 transitions. [2022-10-17 16:29:04,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 3300 transitions. [2022-10-17 16:29:04,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2022-10-17 16:29:04,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat