./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-spinlock_drivers-net-ethernet-dnet.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_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/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_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/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_0be34c49-9703-4c04-9354-0736ba43c7da/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 fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 --- 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 17:04:30,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:30,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:30,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:30,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:30,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:30,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:30,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:30,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:30,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:30,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:30,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:30,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:30,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:30,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:30,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:30,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:30,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:30,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:30,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:30,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:30,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:30,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:30,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:30,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:30,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:30,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:30,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:30,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:30,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:30,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:30,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:30,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:30,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:30,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:30,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:30,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:30,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:30,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:30,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:30,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:30,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 17:04:30,782 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:30,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:30,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:30,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:30,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:30,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:30,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:30,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:30,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:30,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:30,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:30,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:30,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:30,789 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:30,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:30,790 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:30,790 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:30,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:30,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:30,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:30,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:30,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:30,792 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:30,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:30,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:30,793 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_0be34c49-9703-4c04-9354-0736ba43c7da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 [2022-10-17 17:04:31,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:31,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:31,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:31,160 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:31,162 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:31,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2022-10-17 17:04:31,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/data/5688b755b/f267b9875c17457198169e46ca15fa8e/FLAGd4c61ba26 [2022-10-17 17:04:32,186 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:32,188 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2022-10-17 17:04:32,246 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/data/5688b755b/f267b9875c17457198169e46ca15fa8e/FLAGd4c61ba26 [2022-10-17 17:04:32,627 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/data/5688b755b/f267b9875c17457198169e46ca15fa8e [2022-10-17 17:04:32,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:32,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:32,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:32,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:32,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:32,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:32" (1/1) ... [2022-10-17 17:04:32,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9943002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:32, skipping insertion in model container [2022-10-17 17:04:32,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:32" (1/1) ... [2022-10-17 17:04:32,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:32,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:35,425 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_0be34c49-9703-4c04-9354-0736ba43c7da/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2022-10-17 17:04:35,428 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_0be34c49-9703-4c04-9354-0736ba43c7da/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2022-10-17 17:04:35,429 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_0be34c49-9703-4c04-9354-0736ba43c7da/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2022-10-17 17:04:35,430 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_0be34c49-9703-4c04-9354-0736ba43c7da/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2022-10-17 17:04:35,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:35,503 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:36,071 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_0be34c49-9703-4c04-9354-0736ba43c7da/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2022-10-17 17:04:36,072 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_0be34c49-9703-4c04-9354-0736ba43c7da/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2022-10-17 17:04:36,072 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_0be34c49-9703-4c04-9354-0736ba43c7da/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2022-10-17 17:04:36,073 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_0be34c49-9703-4c04-9354-0736ba43c7da/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2022-10-17 17:04:36,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:36,365 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:36,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36 WrapperNode [2022-10-17 17:04:36,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:36,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:36,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:36,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:36,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,724 INFO L138 Inliner]: procedures = 411, calls = 1992, calls flagged for inlining = 210, calls inlined = 187, statements flattened = 4562 [2022-10-17 17:04:36,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:36,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:36,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:36,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:36,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,944 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:37,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:37,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:37,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:37,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:37,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:37,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:37,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:37,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:37,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be34c49-9703-4c04-9354-0736ba43c7da/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_probe [2022-10-17 17:04:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_probe [2022-10-17 17:04:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 17:04:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 17:04:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 17:04:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 17:04:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-17 17:04:37,288 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-17 17:04:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 17:04:37,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 17:04:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 17:04:37,288 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 17:04:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2022-10-17 17:04:37,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2022-10-17 17:04:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure __dnet_set_hwaddr [2022-10-17 17:04:37,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __dnet_set_hwaddr [2022-10-17 17:04:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 17:04:37,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 17:04:37,290 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 17:04:37,290 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 17:04:37,290 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 17:04:37,290 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 17:04:37,290 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-17 17:04:37,290 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-17 17:04:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 17:04:37,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 17:04:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-17 17:04:37,291 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-17 17:04:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 17:04:37,292 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 17:04:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 17:04:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-10-17 17:04:37,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-10-17 17:04:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 17:04:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 17:04:37,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 17:04:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:04:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 17:04:37,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 17:04:37,294 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_reset_hw [2022-10-17 17:04:37,294 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_reset_hw [2022-10-17 17:04:37,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-17 17:04:37,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-17 17:04:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:04:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 17:04:37,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 17:04:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 17:04:37,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 17:04:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-10-17 17:04:37,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-10-17 17:04:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-10-17 17:04:37,296 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-10-17 17:04:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 17:04:37,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 17:04:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 17:04:37,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 17:04:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:04:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:04:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:04:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 17:04:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 17:04:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-10-17 17:04:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-10-17 17:04:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 17:04:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 17:04:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 17:04:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 17:04:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-10-17 17:04:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-10-17 17:04:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-10-17 17:04:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-10-17 17:04:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 17:04:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 17:04:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 17:04:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 17:04:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-10-17 17:04:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-10-17 17:04:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 17:04:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 17:04:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 17:04:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 17:04:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-10-17 17:04:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-10-17 17:04:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 17:04:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 17:04:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dnet [2022-10-17 17:04:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dnet [2022-10-17 17:04:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 17:04:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 17:04:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_readw_mac [2022-10-17 17:04:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_readw_mac [2022-10-17 17:04:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:04:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:04:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-17 17:04:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-17 17:04:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 17:04:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 17:04:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 17:04:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 17:04:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-10-17 17:04:37,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-10-17 17:04:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_close [2022-10-17 17:04:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_close [2022-10-17 17:04:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2022-10-17 17:04:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2022-10-17 17:04:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_handle_link_change [2022-10-17 17:04:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_handle_link_change [2022-10-17 17:04:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 17:04:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 17:04:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 17:04:37,307 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 17:04:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_writew_mac [2022-10-17 17:04:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_writew_mac [2022-10-17 17:04:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 17:04:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 17:04:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 17:04:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 17:04:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:04:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 17:04:37,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 17:04:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_remove [2022-10-17 17:04:37,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_remove [2022-10-17 17:04:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 17:04:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 17:04:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_open [2022-10-17 17:04:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_open [2022-10-17 17:04:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect [2022-10-17 17:04:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect [2022-10-17 17:04:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 17:04:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 17:04:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-17 17:04:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-17 17:04:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 17:04:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 17:04:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-17 17:04:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-10-17 17:04:38,098 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:38,102 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:39,166 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 17:04:49,779 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 17:04:49,860 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:51,381 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:51,382 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:04:51,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:51 BoogieIcfgContainer [2022-10-17 17:04:51,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:51,389 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:51,389 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:51,400 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:51,400 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:51" (1/1) ... [2022-10-17 17:04:51,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:51,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 964 states and 1394 transitions. [2022-10-17 17:04:51,569 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1394 transitions. [2022-10-17 17:04:51,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 17:04:51,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:51,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:52,573 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-10-17 17:04:52,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:52,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 969 states and 1405 transitions. [2022-10-17 17:04:52,769 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1405 transitions. [2022-10-17 17:04:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:04:52,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:52,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:53,214 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-10-17 17:04:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:53,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 976 states and 1420 transitions. [2022-10-17 17:04:53,342 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1420 transitions. [2022-10-17 17:04:53,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-17 17:04:53,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:53,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:53,698 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2022-10-17 17:04:53,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:53,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 977 states and 1420 transitions. [2022-10-17 17:04:53,730 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1420 transitions. [2022-10-17 17:04:53,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 17:04:53,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:53,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:54,152 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-10-17 17:04:54,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:54,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 987 states and 1443 transitions. [2022-10-17 17:04:54,376 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1443 transitions. [2022-10-17 17:04:54,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-17 17:04:54,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:54,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:54,665 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2022-10-17 17:04:55,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:55,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 993 states and 1461 transitions. [2022-10-17 17:04:55,494 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1461 transitions. [2022-10-17 17:04:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 17:04:55,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:55,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:55,748 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2022-10-17 17:04:55,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:55,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 998 states and 1472 transitions. [2022-10-17 17:04:55,901 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1472 transitions. [2022-10-17 17:04:55,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-17 17:04:55,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:55,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:56,195 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2022-10-17 17:04:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:56,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1005 states and 1488 transitions. [2022-10-17 17:04:56,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1488 transitions. [2022-10-17 17:04:56,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 17:04:56,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:56,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:56,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2022-10-17 17:04:57,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:57,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1012 states and 1510 transitions. [2022-10-17 17:04:57,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1510 transitions. [2022-10-17 17:04:57,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-10-17 17:04:57,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:57,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:57,493 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2022-10-17 17:04:58,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:58,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1019 states and 1542 transitions. [2022-10-17 17:04:58,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1542 transitions. [2022-10-17 17:04:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 17:04:58,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:58,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:58,939 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2022-10-17 17:04:59,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:59,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1023 states and 1545 transitions. [2022-10-17 17:04:59,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1545 transitions. [2022-10-17 17:04:59,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 17:04:59,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:59,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2022-10-17 17:04:59,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1028 states and 1550 transitions. [2022-10-17 17:04:59,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1550 transitions. [2022-10-17 17:04:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 17:04:59,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:59,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2022-10-17 17:05:01,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:01,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1035 states and 1575 transitions. [2022-10-17 17:05:01,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1575 transitions. [2022-10-17 17:05:01,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-17 17:05:01,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:01,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:01,287 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2022-10-17 17:05:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:01,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1036 states and 1576 transitions. [2022-10-17 17:05:01,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1576 transitions. [2022-10-17 17:05:01,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 17:05:01,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:01,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:01,594 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2022-10-17 17:05:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:01,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1037 states and 1577 transitions. [2022-10-17 17:05:01,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1577 transitions. [2022-10-17 17:05:01,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-10-17 17:05:01,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:01,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:01,864 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2022-10-17 17:05:01,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1038 states and 1578 transitions. [2022-10-17 17:05:01,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1578 transitions. [2022-10-17 17:05:01,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 17:05:01,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:01,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:02,140 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked.