./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a85e1979f2ca2892c3eccf7e074527de3ab8b870454684fabd77f213c297e21 --- 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 10:44:21,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:44:21,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:44:21,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:44:21,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:44:21,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:44:21,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:44:21,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:44:21,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:44:21,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:44:21,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:44:21,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:44:21,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:44:21,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:44:21,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:44:21,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:44:21,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:44:21,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:44:21,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:44:21,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:44:21,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:44:21,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:44:21,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:44:21,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:44:21,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:44:21,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:44:21,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:44:21,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:44:21,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:44:21,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:44:21,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:44:21,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:44:21,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:44:21,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:44:21,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:44:21,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:44:21,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:44:21,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:44:21,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:44:21,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:44:21,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:44:21,983 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:44:22,033 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:44:22,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:44:22,038 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:44:22,038 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:44:22,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:44:22,040 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:44:22,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:44:22,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:44:22,041 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:44:22,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:44:22,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:44:22,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:44:22,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:44:22,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:44:22,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:44:22,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:44:22,043 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:44:22,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:44:22,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:44:22,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:44:22,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:44:22,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:44:22,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:44:22,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:44:22,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:44:22,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:44:22,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:44:22,048 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:44:22,048 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:44:22,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:44:22,048 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_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a85e1979f2ca2892c3eccf7e074527de3ab8b870454684fabd77f213c297e21 [2022-10-17 10:44:22,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:44:22,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:44:22,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:44:22,338 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:44:22,338 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:44:22,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i [2022-10-17 10:44:22,401 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/data/735a8989b/1096788e371a4435bd6928b615e2663d/FLAG928e66e6e [2022-10-17 10:44:23,271 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:44:23,272 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i [2022-10-17 10:44:23,334 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/data/735a8989b/1096788e371a4435bd6928b615e2663d/FLAG928e66e6e [2022-10-17 10:44:23,708 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/data/735a8989b/1096788e371a4435bd6928b615e2663d [2022-10-17 10:44:23,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:44:23,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:44:23,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:44:23,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:44:23,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:44:23,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:44:23" (1/1) ... [2022-10-17 10:44:23,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bff5a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:23, skipping insertion in model container [2022-10-17 10:44:23,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:44:23" (1/1) ... [2022-10-17 10:44:23,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:44:23,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:44:25,938 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_31a00723-c716-48a5-9190-f860bfc124cf/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i[298129,298142] [2022-10-17 10:44:25,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:44:26,031 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:44:26,540 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_31a00723-c716-48a5-9190-f860bfc124cf/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i[298129,298142] [2022-10-17 10:44:26,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:44:26,713 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:44:26,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26 WrapperNode [2022-10-17 10:44:26,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:44:26,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:44:26,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:44:26,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:44:26,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:26,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,112 INFO L138 Inliner]: procedures = 219, calls = 4121, calls flagged for inlining = 76, calls inlined = 73, statements flattened = 6794 [2022-10-17 10:44:27,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:44:27,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:44:27,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:44:27,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:44:27,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,467 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:44:27,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:44:27,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:44:27,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:44:27,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (1/1) ... [2022-10-17 10:44:27,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:44:27,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:27,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:27,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a00723-c716-48a5-9190-f860bfc124cf/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:44:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_input_flow_control [2022-10-17 10:44:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_input_flow_control [2022-10-17 10:44:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_request_port [2022-10-17 10:44:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_request_port [2022-10-17 10:44:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:44:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:44:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-17 10:44:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-17 10:44:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:44:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:44:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:44:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:44:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_stop_character [2022-10-17 10:44:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_stop_character [2022-10-17 10:44:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-10-17 10:44:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-10-17 10:44:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 10:44:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 10:44:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure cls_copy_data_from_queue_to_uart [2022-10-17 10:44:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_copy_data_from_queue_to_uart [2022-10-17 10:44:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:44:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:44:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure neo_enable_receiver [2022-10-17 10:44:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_enable_receiver [2022-10-17 10:44:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-10-17 10:44:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-10-17 10:44:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure uart_unregister_driver [2022-10-17 10:44:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_unregister_driver [2022-10-17 10:44:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_off [2022-10-17 10:44:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_off [2022-10-17 10:44:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_send_xchar [2022-10-17 10:44:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_send_xchar [2022-10-17 10:44:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2022-10-17 10:44:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2022-10-17 10:44:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-17 10:44:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-17 10:44:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_off [2022-10-17 10:44:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_off [2022-10-17 10:44:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_5 [2022-10-17 10:44:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_5 [2022-10-17 10:44:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:44:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:44:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_stop_rx [2022-10-17 10:44:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_stop_rx [2022-10-17 10:44:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2022-10-17 10:44:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2022-10-17 10:44:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_modem [2022-10-17 10:44:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_modem [2022-10-17 10:44:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_release_port [2022-10-17 10:44:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_release_port [2022-10-17 10:44:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_type [2022-10-17 10:44:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_type [2022-10-17 10:44:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:44:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:44:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:44:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:44:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure cls_param [2022-10-17 10:44:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_param [2022-10-17 10:44:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 10:44:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 10:44:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_immediate_char [2022-10-17 10:44:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_immediate_char [2022-10-17 10:44:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_queue_to_uart [2022-10-17 10:44:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_queue_to_uart [2022-10-17 10:44:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure cls_intr [2022-10-17 10:44:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_intr [2022-10-17 10:44:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:44:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_uart_port_init [2022-10-17 10:44:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_uart_port_init [2022-10-17 10:44:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure neo_assert_modem_signals [2022-10-17 10:44:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_assert_modem_signals [2022-10-17 10:44:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:44:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure neo_param [2022-10-17 10:44:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_param [2022-10-17 10:44:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-17 10:44:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-17 10:44:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_uart_to_queue [2022-10-17 10:44:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_uart_to_queue [2022-10-17 10:44:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-10-17 10:44:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-10-17 10:44:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:44:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:44:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_remove_one [2022-10-17 10:44:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_remove_one [2022-10-17 10:44:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_close [2022-10-17 10:44:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_close [2022-10-17 10:44:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_set_termios [2022-10-17 10:44:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_set_termios [2022-10-17 10:44:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:44:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-17 10:44:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-17 10:44:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:44:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure neo_intr [2022-10-17 10:44:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_intr [2022-10-17 10:44:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_break [2022-10-17 10:44:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_break [2022-10-17 10:44:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 10:44:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 10:44:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure cls_clear_break [2022-10-17 10:44:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_clear_break [2022-10-17 10:44:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_config_port [2022-10-17 10:44:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_config_port [2022-10-17 10:44:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-17 10:44:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-17 10:44:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:44:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_output_flow_control [2022-10-17 10:44:27,675 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_output_flow_control [2022-10-17 10:44:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-10-17 10:44:27,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-10-17 10:44:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure uart_handle_dcd_change [2022-10-17 10:44:27,675 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_handle_dcd_change [2022-10-17 10:44:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 10:44:27,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 10:44:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-10-17 10:44:27,676 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-10-17 10:44:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:44:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_io_resume [2022-10-17 10:44:27,677 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_io_resume [2022-10-17 10:44:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_io_error_detected [2022-10-17 10:44:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_io_error_detected [2022-10-17 10:44:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:44:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_init [2022-10-17 10:44:27,682 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_init [2022-10-17 10:44:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_start_character [2022-10-17 10:44:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_start_character [2022-10-17 10:44:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure cls_enable_receiver [2022-10-17 10:44:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_enable_receiver [2022-10-17 10:44:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:44:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:44:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure cls_disable_receiver [2022-10-17 10:44:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_disable_receiver [2022-10-17 10:44:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_immediate_char [2022-10-17 10:44:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_immediate_char [2022-10-17 10:44:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_output_flow_control [2022-10-17 10:44:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_output_flow_control [2022-10-17 10:44:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_stop_character [2022-10-17 10:44:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_stop_character [2022-10-17 10:44:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:44:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:44:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_write [2022-10-17 10:44:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_write [2022-10-17 10:44:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:44:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_io_slot_reset [2022-10-17 10:44:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_io_slot_reset [2022-10-17 10:44:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 10:44:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 10:44:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_open [2022-10-17 10:44:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_open [2022-10-17 10:44:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure uart_write_wakeup [2022-10-17 10:44:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_write_wakeup [2022-10-17 10:44:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:44:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:44:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_tx_empty [2022-10-17 10:44:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_tx_empty [2022-10-17 10:44:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_get_mctrl [2022-10-17 10:44:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_get_mctrl [2022-10-17 10:44:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:44:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:44:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure neo_pci_posting_flush [2022-10-17 10:44:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_pci_posting_flush [2022-10-17 10:44:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:44:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure cls_get_uart_bytes_left [2022-10-17 10:44:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_get_uart_bytes_left [2022-10-17 10:44:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:44:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:44:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:44:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_input_flow_control [2022-10-17 10:44:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_input_flow_control [2022-10-17 10:44:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-10-17 10:44:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-10-17 10:44:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 10:44:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 10:44:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:44:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_carrier [2022-10-17 10:44:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_carrier [2022-10-17 10:44:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_stop_tx [2022-10-17 10:44:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_stop_tx [2022-10-17 10:44:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:44:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:44:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_isr [2022-10-17 10:44:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_isr [2022-10-17 10:44:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_start_tx [2022-10-17 10:44:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_start_tx [2022-10-17 10:44:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_read [2022-10-17 10:44:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_read [2022-10-17 10:44:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_break [2022-10-17 10:44:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_break [2022-10-17 10:44:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_remove_uart_port [2022-10-17 10:44:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_remove_uart_port [2022-10-17 10:44:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 10:44:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 10:44:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_start_character [2022-10-17 10:44:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_start_character [2022-10-17 10:44:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_init [2022-10-17 10:44:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_init [2022-10-17 10:44:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure cls_assert_modem_signals [2022-10-17 10:44:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_assert_modem_signals [2022-10-17 10:44:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_write [2022-10-17 10:44:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_write [2022-10-17 10:44:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_set_mctrl [2022-10-17 10:44:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_set_mctrl [2022-10-17 10:44:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_break [2022-10-17 10:44:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_break [2022-10-17 10:44:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_check_queue_flow_control [2022-10-17 10:44:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_check_queue_flow_control [2022-10-17 10:44:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure cls_parse_modem [2022-10-17 10:44:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_parse_modem [2022-10-17 10:44:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure neo_disable_receiver [2022-10-17 10:44:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_disable_receiver [2022-10-17 10:44:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_read [2022-10-17 10:44:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_read [2022-10-17 10:44:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_write [2022-10-17 10:44:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_write [2022-10-17 10:44:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure neo_clear_break [2022-10-17 10:44:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_clear_break [2022-10-17 10:44:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:44:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-10-17 10:44:27,706 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-10-17 10:44:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure neo_get_uart_bytes_left [2022-10-17 10:44:27,706 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_get_uart_bytes_left [2022-10-17 10:44:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-10-17 10:44:27,706 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-10-17 10:44:27,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:44:27,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:44:28,718 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:44:28,723 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:44:28,890 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:44:41,431 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:44:41,477 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:44:41,477 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:44:41,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:44:41 BoogieIcfgContainer [2022-10-17 10:44:41,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:44:41,487 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:44:41,487 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:44:41,491 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:44:41,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:44:23" (1/3) ... [2022-10-17 10:44:41,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e9e1248 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:44:41, skipping insertion in model container [2022-10-17 10:44:41,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:26" (2/3) ... [2022-10-17 10:44:41,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e9e1248 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:44:41, skipping insertion in model container [2022-10-17 10:44:41,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:44:41" (3/3) ... [2022-10-17 10:44:41,494 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i [2022-10-17 10:44:41,515 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:44:41,515 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:44:41,674 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:44:41,680 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7a46c34a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:44:41,680 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:44:41,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 2796 states, 2048 states have (on average 1.48486328125) internal successors, (3041), 2127 states have internal predecessors, (3041), 643 states have call successors, (643), 104 states have call predecessors, (643), 103 states have return successors, (636), 596 states have call predecessors, (636), 636 states have call successors, (636) [2022-10-17 10:44:41,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 10:44:41,707 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:44:41,708 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:44:41,708 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:44:41,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:41,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1189296803, now seen corresponding path program 1 times [2022-10-17 10:44:41,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:41,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971146010] [2022-10-17 10:44:41,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:41,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:42,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:44:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:42,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:42,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:42,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-17 10:44:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:42,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:42,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:42,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-17 10:44:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:42,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:42,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:44:42,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971146010] [2022-10-17 10:44:42,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971146010] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:44:42,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:44:42,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:44:42,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845842403] [2022-10-17 10:44:42,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:44:42,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:44:42,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:44:42,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:44:42,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:44:42,747 INFO L87 Difference]: Start difference. First operand has 2796 states, 2048 states have (on average 1.48486328125) internal successors, (3041), 2127 states have internal predecessors, (3041), 643 states have call successors, (643), 104 states have call predecessors, (643), 103 states have return successors, (636), 596 states have call predecessors, (636), 636 states have call successors, (636) Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-17 10:44:47,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []