./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.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_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/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_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/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_87cfaa05-9177-4766-a7ac-536f14c924f0/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 104510927d9409ade9caf80490257750edc55f0d04f472d0e2cf5426e55ff4e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:48:10,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:10,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:10,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:10,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:10,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:10,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:10,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:10,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:10,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:10,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:10,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:10,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:10,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:10,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:10,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:10,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:10,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:10,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:10,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:10,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:10,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:10,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:10,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:10,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:10,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:10,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:10,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:10,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:10,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:10,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:10,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:10,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:10,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:10,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:10,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:10,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:10,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:10,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:10,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:10,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:10,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:48:10,980 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:10,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:10,981 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:10,981 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:10,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:10,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:10,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:10,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:10,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:10,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:10,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:10,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:10,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:10,987 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:10,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:10,987 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:10,988 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:10,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:10,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:10,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:10,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:10,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:10,989 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:10,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:10,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:10,990 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_87cfaa05-9177-4766-a7ac-536f14c924f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 104510927d9409ade9caf80490257750edc55f0d04f472d0e2cf5426e55ff4e4 [2022-10-17 16:48:11,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:11,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:11,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:11,351 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:11,352 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:11,353 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2022-10-17 16:48:11,432 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/data/7ee4ee38c/304c0e7724c543b0b637560a40a488d9/FLAG23c944a60 [2022-10-17 16:48:12,397 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:12,398 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2022-10-17 16:48:12,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/data/7ee4ee38c/304c0e7724c543b0b637560a40a488d9/FLAG23c944a60 [2022-10-17 16:48:12,785 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/data/7ee4ee38c/304c0e7724c543b0b637560a40a488d9 [2022-10-17 16:48:12,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:12,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:12,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:12,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:12,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:12,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:12" (1/1) ... [2022-10-17 16:48:12,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70dac9ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:12, skipping insertion in model container [2022-10-17 16:48:12,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:12" (1/1) ... [2022-10-17 16:48:12,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:13,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:48:15,821 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_87cfaa05-9177-4766-a7ac-536f14c924f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307491,307504] [2022-10-17 16:48:15,824 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_87cfaa05-9177-4766-a7ac-536f14c924f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307636,307649] [2022-10-17 16:48:15,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:15,944 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:48:16,429 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_87cfaa05-9177-4766-a7ac-536f14c924f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307491,307504] [2022-10-17 16:48:16,430 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_87cfaa05-9177-4766-a7ac-536f14c924f0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307636,307649] [2022-10-17 16:48:16,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:16,652 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:48:16,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16 WrapperNode [2022-10-17 16:48:16,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:16,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:16,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:48:16,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:48:16,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:16,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,068 INFO L138 Inliner]: procedures = 391, calls = 2618, calls flagged for inlining = 190, calls inlined = 155, statements flattened = 4319 [2022-10-17 16:48:17,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:17,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:48:17,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:48:17,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:48:17,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,313 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:48:17,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:48:17,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:48:17,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:48:17,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:17,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:17,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:48:17,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:48:17,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87cfaa05-9177-4766-a7ac-536f14c924f0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:48:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_95 [2022-10-17 16:48:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_95 [2022-10-17 16:48:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:48:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:48:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 16:48:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 16:48:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:48:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:48:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_91 [2022-10-17 16:48:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_91 [2022-10-17 16:48:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_open [2022-10-17 16:48:17,489 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_open [2022-10-17 16:48:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:48:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-10-17 16:48:17,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-10-17 16:48:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resume [2022-10-17 16:48:17,490 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resume [2022-10-17 16:48:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 16:48:17,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 16:48:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-17 16:48:17,490 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-17 16:48:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 16:48:17,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 16:48:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:48:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:48:17,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:48:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:48:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_device_lock_of_kaweth_device [2022-10-17 16:48:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_device_lock_of_kaweth_device [2022-10-17 16:48:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_rx_urb [2022-10-17 16:48:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_rx_urb [2022-10-17 16:48:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:48:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 16:48:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 16:48:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-10-17 16:48:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-10-17 16:48:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:48:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-17 16:48:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-10-17 16:48:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:48:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:48:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 16:48:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 16:48:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 16:48:17,495 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 16:48:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 16:48:17,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 16:48:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_close [2022-10-17 16:48:17,496 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_close [2022-10-17 16:48:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_download_firmware [2022-10-17 16:48:17,496 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_download_firmware [2022-10-17 16:48:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:48:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 16:48:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 16:48:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:48:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 16:48:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 16:48:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:48:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 16:48:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:48:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:48:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-10-17 16:48:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-10-17 16:48:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-10-17 16:48:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-10-17 16:48:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 16:48:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 16:48:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-10-17 16:48:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-10-17 16:48:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 16:48:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 16:48:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-10-17 16:48:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-10-17 16:48:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-17 16:48:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-10-17 16:48:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_tx_timeout [2022-10-17 16:48:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_tx_timeout [2022-10-17 16:48:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:48:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:48:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_kaweth_driver_exit_11_2 [2022-10-17 16:48:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_kaweth_driver_exit_11_2 [2022-10-17 16:48:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-10-17 16:48:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-10-17 16:48:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:48:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:48:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:48:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:48:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-17 16:48:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-17 16:48:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_async_set_rx_mode [2022-10-17 16:48:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_async_set_rx_mode [2022-10-17 16:48:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:48:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:48:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-10-17 16:48:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-10-17 16:48:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:48:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 16:48:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 16:48:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:48:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:48:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:48:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:48:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 16:48:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 16:48:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 16:48:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 16:48:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-17 16:48:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-10-17 16:48:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-10-17 16:48:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-10-17 16:48:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 16:48:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 16:48:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 16:48:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 16:48:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_set_rx_mode [2022-10-17 16:48:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_set_rx_mode [2022-10-17 16:48:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:48:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:48:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:48:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:48:17,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:48:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_int_urb [2022-10-17 16:48:17,517 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_int_urb [2022-10-17 16:48:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_control [2022-10-17 16:48:17,517 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_control [2022-10-17 16:48:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 16:48:17,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 16:48:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_device_lock_of_kaweth_device [2022-10-17 16:48:17,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_device_lock_of_kaweth_device [2022-10-17 16:48:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-10-17 16:48:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_kill_urbs [2022-10-17 16:48:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_kill_urbs [2022-10-17 16:48:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_3_4 [2022-10-17 16:48:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_3_4 [2022-10-17 16:48:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_disconnect [2022-10-17 16:48:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_disconnect [2022-10-17 16:48:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:48:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 16:48:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 16:48:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-10-17 16:48:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-10-17 16:48:18,316 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:48:18,320 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:48:18,562 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:48:27,160 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 16:48:27,251 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:48:28,234 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:48:28,235 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:48:28,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:28 BoogieIcfgContainer [2022-10-17 16:48:28,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:48:28,243 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:48:28,243 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:48:28,254 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:48:28,254 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:28" (1/1) ... [2022-10-17 16:48:28,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:48:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:28,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 778 states and 1105 transitions. [2022-10-17 16:48:28,400 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1105 transitions. [2022-10-17 16:48:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 16:48:28,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:28,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:29,513 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-10-17 16:48:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:29,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 791 states and 1128 transitions. [2022-10-17 16:48:29,951 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1128 transitions. [2022-10-17 16:48:29,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-10-17 16:48:29,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:29,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:30,706 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-10-17 16:48:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:30,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 792 states and 1129 transitions. [2022-10-17 16:48:30,774 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1129 transitions. [2022-10-17 16:48:30,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-17 16:48:30,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:30,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:31,349 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-10-17 16:48:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 797 states and 1144 transitions. [2022-10-17 16:48:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1144 transitions. [2022-10-17 16:48:31,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:48:31,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:31,839 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2022-10-17 16:48:31,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 801 states and 1147 transitions. [2022-10-17 16:48:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1147 transitions. [2022-10-17 16:48:31,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:48:31,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:32,557 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 16:48:32,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:32,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 804 states and 1153 transitions. [2022-10-17 16:48:32,606 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1153 transitions. [2022-10-17 16:48:32,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 16:48:32,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:32,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:33,081 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2022-10-17 16:48:33,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 810 states and 1170 transitions. [2022-10-17 16:48:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1170 transitions. [2022-10-17 16:48:33,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:48:33,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:33,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:33,566 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-10-17 16:48:33,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:33,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 820 states and 1189 transitions. [2022-10-17 16:48:33,723 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1189 transitions. [2022-10-17 16:48:33,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:48:33,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:33,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:34,126 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2022-10-17 16:48:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:34,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 824 states and 1195 transitions. [2022-10-17 16:48:34,170 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1195 transitions. [2022-10-17 16:48:34,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:48:34,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:34,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-10-17 16:48:34,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 831 states and 1216 transitions. [2022-10-17 16:48:34,919 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1216 transitions. [2022-10-17 16:48:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:48:34,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:34,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:35,337 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2022-10-17 16:48:35,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 832 states and 1217 transitions. [2022-10-17 16:48:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1217 transitions. [2022-10-17 16:48:35,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:48:35,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:35,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:35,808 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-10-17 16:48:35,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:35,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 833 states and 1218 transitions. [2022-10-17 16:48:35,847 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1218 transitions. [2022-10-17 16:48:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:48:35,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:35,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:36,276 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-10-17 16:48:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:36,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 843 states and 1244 transitions. [2022-10-17 16:48:36,869 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1244 transitions. [2022-10-17 16:48:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:48:36,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:36,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:37,290 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-10-17 16:48:37,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:37,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 844 states and 1245 transitions. [2022-10-17 16:48:37,330 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1245 transitions. [2022-10-17 16:48:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:48:37,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:37,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:37,808 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2022-10-17 16:48:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 848 states and 1253 transitions. [2022-10-17 16:48:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1253 transitions. [2022-10-17 16:48:37,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:48:37,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:37,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:38,309 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2022-10-17 16:48:38,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:38,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 854 states and 1273 transitions. [2022-10-17 16:48:38,857 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1273 transitions. [2022-10-17 16:48:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:48:38,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:38,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:39,230 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2022-10-17 16:48:39,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:39,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 856 states and 1276 transitions. [2022-10-17 16:48:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1276 transitions. [2022-10-17 16:48:39,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 16:48:39,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:39,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2022-10-17 16:48:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:39,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 857 states and 1279 transitions. [2022-10-17 16:48:39,726 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1279 transitions. [2022-10-17 16:48:39,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:48:39,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:39,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:40,050 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 16:48:40,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:40,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 862 states and 1288 transitions. [2022-10-17 16:48:40,253 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1288 transitions. [2022-10-17 16:48:40,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:48:40,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:40,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:40,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:40,592 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked.