./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/main1_sound-oss-sound-ko--32_7a--c4cb1dd-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/main1_sound-oss-sound-ko--32_7a--c4cb1dd-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G --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 85d97e00cf1e9b99c6408fb17a145ccdf1c28b8c2ddf74a6d3ef473e571b65b9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:07:22,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:07:22,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:07:22,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:07:22,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:07:22,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:07:22,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:07:22,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:07:22,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:07:22,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:07:22,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:07:22,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:07:22,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:07:22,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:07:22,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:07:22,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:07:22,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:07:22,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:07:22,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:07:22,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:07:22,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:07:22,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:07:22,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:07:22,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:07:22,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:07:22,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:07:22,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:07:22,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:07:22,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:07:22,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:07:22,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:07:22,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:07:22,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:07:22,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:07:22,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:07:22,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:07:22,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:07:22,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:07:22,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:07:22,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:07:22,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:07:22,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-23 14:07:22,713 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:07:22,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:07:22,721 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:07:22,721 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:07:22,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:07:22,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:07:22,729 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:07:22,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:07:22,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:07:22,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:07:22,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:07:22,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:07:22,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:07:22,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:07:22,730 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:07:22,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:07:22,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:07:22,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:07:22,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:07:22,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:07:22,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:07:22,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:07:22,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:07:22,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:07:22,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:07:22,733 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:07:22,733 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 14:07:22,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:07:22,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 14:07:22,733 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_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85d97e00cf1e9b99c6408fb17a145ccdf1c28b8c2ddf74a6d3ef473e571b65b9 [2021-11-23 14:07:23,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:07:23,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:07:23,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:07:23,027 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:07:23,028 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:07:23,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/ldv-commit-tester/main1_sound-oss-sound-ko--32_7a--c4cb1dd-1.i [2021-11-23 14:07:23,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/data/a7eec4a77/607956a3d53646d5b19fd07f2cad9243/FLAG93f780008 [2021-11-23 14:07:24,076 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:07:24,077 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/sv-benchmarks/c/ldv-commit-tester/main1_sound-oss-sound-ko--32_7a--c4cb1dd-1.i [2021-11-23 14:07:24,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/data/a7eec4a77/607956a3d53646d5b19fd07f2cad9243/FLAG93f780008 [2021-11-23 14:07:24,424 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/data/a7eec4a77/607956a3d53646d5b19fd07f2cad9243 [2021-11-23 14:07:24,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:07:24,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:07:24,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:07:24,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:07:24,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:07:24,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:07:24" (1/1) ... [2021-11-23 14:07:24,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec9f8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:24, skipping insertion in model container [2021-11-23 14:07:24,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:07:24" (1/1) ... [2021-11-23 14:07:24,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:07:24,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:07:27,832 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_010584c3-a3f9-4957-aa78-b0fbf387777b/sv-benchmarks/c/ldv-commit-tester/main1_sound-oss-sound-ko--32_7a--c4cb1dd-1.i[376899,376912] [2021-11-23 14:07:27,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:07:28,008 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 14:07:28,677 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_010584c3-a3f9-4957-aa78-b0fbf387777b/sv-benchmarks/c/ldv-commit-tester/main1_sound-oss-sound-ko--32_7a--c4cb1dd-1.i[376899,376912] [2021-11-23 14:07:28,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:07:29,068 INFO L208 MainTranslator]: Completed translation [2021-11-23 14:07:29,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29 WrapperNode [2021-11-23 14:07:29,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:07:29,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 14:07:29,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 14:07:29,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 14:07:29,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:29,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:37,000 INFO L137 Inliner]: procedures = 377, calls = 5019, calls flagged for inlining = 955, calls inlined = 25154, statements flattened = 330129 [2021-11-23 14:07:37,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 14:07:37,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 14:07:37,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 14:07:37,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 14:07:37,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:37,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:39,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:39,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:44,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:44,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:45,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:46,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 14:07:46,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 14:07:46,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 14:07:46,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 14:07:46,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (1/1) ... [2021-11-23 14:07:46,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:07:46,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 14:07:46,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 14:07:46,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_010584c3-a3f9-4957-aa78-b0fbf387777b/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 14:07:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2021-11-23 14:07:46,927 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2021-11-23 14:07:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_channels [2021-11-23 14:07:46,927 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_channels [2021-11-23 14:07:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 14:07:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 14:07:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-23 14:07:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-23 14:07:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 14:07:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 14:07:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-11-23 14:07:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-11-23 14:07:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2021-11-23 14:07:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2021-11-23 14:07:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 14:07:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 14:07:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2021-11-23 14:07:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2021-11-23 14:07:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-11-23 14:07:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-11-23 14:07:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 14:07:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 14:07:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 14:07:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_speed [2021-11-23 14:07:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_speed [2021-11-23 14:07:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2021-11-23 14:07:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2021-11-23 14:07:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-23 14:07:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 14:07:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 14:07:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2021-11-23 14:07:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2021-11-23 14:07:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 14:07:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 14:07:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 14:07:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-23 14:07:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-23 14:07:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 14:07:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2021-11-23 14:07:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2021-11-23 14:07:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 14:07:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 14:07:48,085 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 14:07:48,087 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 14:16:21,485 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26431: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,486 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26432: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 2 == __copy_to_user_~size#1; [2021-11-23 14:16:21,486 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26480: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,486 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26481: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 2 == __copy_to_user_~size#1; [2021-11-23 14:16:21,487 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26628: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,487 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26629: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 2 == __copy_to_user_~size#1; [2021-11-23 14:16:21,487 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26553: assume __copy_from_user_#t~switch104#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-11-23 14:16:21,487 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26554: assume !__copy_from_user_#t~switch104#1;__copy_from_user_#t~switch104#1 := __copy_from_user_#t~switch104#1 || 2 == __copy_from_user_~size#1; [2021-11-23 14:16:21,487 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26530: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,488 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26531: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 2 == __copy_to_user_~size#1; [2021-11-23 14:16:21,488 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26592: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,488 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26593: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 2 == __copy_to_user_~size#1; [2021-11-23 14:16:21,497 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3602-1: __copy_to_user_#t~ret112#1 := copy_user_generic_#res#1;assume { :end_inline_copy_user_generic } true;__copy_to_user_~tmp___2~1#1 := __copy_to_user_#t~ret112#1;havoc __copy_to_user_#t~ret112#1;__copy_to_user_#res#1 := (if __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-23 14:16:21,499 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3602-3: __copy_to_user_#t~ret112#1 := copy_user_generic_#res#1;assume { :end_inline_copy_user_generic } true;__copy_to_user_~tmp___2~1#1 := __copy_to_user_#t~ret112#1;havoc __copy_to_user_#t~ret112#1;__copy_to_user_#res#1 := (if __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-23 14:16:21,499 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3602-5: __copy_to_user_#t~ret112#1 := copy_user_generic_#res#1;assume { :end_inline_copy_user_generic } true;__copy_to_user_~tmp___2~1#1 := __copy_to_user_#t~ret112#1;havoc __copy_to_user_#t~ret112#1;__copy_to_user_#res#1 := (if __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-23 14:16:21,500 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3602-7: __copy_from_user_#t~ret107#1 := copy_user_generic_#res#1;assume { :end_inline_copy_user_generic } true;__copy_from_user_~tmp___2~0#1 := __copy_from_user_#t~ret107#1;havoc __copy_from_user_#t~ret107#1;__copy_from_user_#res#1 := (if __copy_from_user_~tmp___2~0#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_~tmp___2~0#1 % 18446744073709551616 % 4294967296 else __copy_from_user_~tmp___2~0#1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-23 14:16:21,501 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3602-9: __copy_to_user_#t~ret112#1 := copy_user_generic_#res#1;assume { :end_inline_copy_user_generic } true;__copy_to_user_~tmp___2~1#1 := __copy_to_user_#t~ret112#1;havoc __copy_to_user_#t~ret112#1;__copy_to_user_#res#1 := (if __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-23 14:16:21,501 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3602-11: __copy_to_user_#t~ret112#1 := copy_user_generic_#res#1;assume { :end_inline_copy_user_generic } true;__copy_to_user_~tmp___2~1#1 := __copy_to_user_#t~ret112#1;havoc __copy_to_user_#t~ret112#1;__copy_to_user_#res#1 := (if __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1#1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-23 14:16:21,501 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3627: havoc __copy_from_user_#t~switch104#1; [2021-11-23 14:16:21,501 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3633: assume __copy_from_user_#t~switch104#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-11-23 14:16:21,502 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3633: assume !__copy_from_user_#t~switch104#1;__copy_from_user_#t~switch104#1 := __copy_from_user_#t~switch104#1 || 4 == __copy_from_user_~size#1; [2021-11-23 14:16:21,502 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3638: assume __copy_from_user_#t~switch104#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-11-23 14:16:21,503 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3638: assume !__copy_from_user_#t~switch104#1;__copy_from_user_#t~switch104#1 := __copy_from_user_#t~switch104#1 || 8 == __copy_from_user_~size#1; [2021-11-23 14:16:21,503 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3643: assume __copy_from_user_#t~switch104#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-11-23 14:16:21,503 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3643: assume !__copy_from_user_#t~switch104#1;__copy_from_user_#t~switch104#1 := __copy_from_user_#t~switch104#1 || 10 == __copy_from_user_~size#1; [2021-11-23 14:16:21,503 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3648: assume __copy_from_user_#t~switch104#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_from_user_~ret~2#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,503 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3648: assume !__copy_from_user_#t~switch104#1;__copy_from_user_#t~switch104#1 := __copy_from_user_#t~switch104#1 || 16 == __copy_from_user_~size#1; [2021-11-23 14:16:21,504 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3653: assume 0 != __copy_from_user_~tmp___0~5#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-11-23 14:16:21,504 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3653: assume !(0 != __copy_from_user_~tmp___0~5#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-11-23 14:16:21,513 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3661: assume __copy_from_user_#t~switch104#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_from_user_~ret~2#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,513 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3661: assume !__copy_from_user_#t~switch104#1;__copy_from_user_#t~switch104#1 := true; [2021-11-23 14:16:21,513 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3666: assume 0 != __copy_from_user_~tmp___1~1#1;__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-11-23 14:16:21,513 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3666: assume !(0 != __copy_from_user_~tmp___1~1#1);__copy_from_user_#res#1 := __copy_from_user_~ret~2#1; [2021-11-23 14:16:21,514 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3674: assume __copy_from_user_#t~switch104#1;assume { :begin_inline_copy_user_generic } true;copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset, copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset, copy_user_generic_#in~len#1 := __copy_from_user_~dst#1.base, __copy_from_user_~dst#1.offset, __copy_from_user_~src#1.base, __copy_from_user_~src#1.offset, __copy_from_user_~size#1;havoc copy_user_generic_#res#1;havoc copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset, copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset, copy_user_generic_~len#1, copy_user_generic_~ret~1#1;copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset := copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset;copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset := copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset;copy_user_generic_~len#1 := copy_user_generic_#in~len#1;havoc copy_user_generic_~ret~1#1;copy_user_generic_#res#1 := copy_user_generic_~ret~1#1 % 4294967296; [2021-11-23 14:16:21,514 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3674: assume !__copy_from_user_#t~switch104#1; [2021-11-23 14:16:21,514 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3692: havoc __copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,514 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3692-2: havoc __copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,514 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3692-1: havoc __copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,514 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3692-4: havoc __copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,514 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3692-3: havoc __copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,514 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697-1: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,514 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697-1: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 4 == __copy_to_user_~size#1; [2021-11-23 14:16:21,515 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,515 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 4 == __copy_to_user_~size#1; [2021-11-23 14:16:21,515 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697-3: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,515 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697-3: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 4 == __copy_to_user_~size#1; [2021-11-23 14:16:21,515 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697-2: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,516 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697-2: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 4 == __copy_to_user_~size#1; [2021-11-23 14:16:21,516 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697-4: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,516 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3697-4: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 4 == __copy_to_user_~size#1; [2021-11-23 14:16:21,516 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701-1: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,516 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701-1: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 8 == __copy_to_user_~size#1; [2021-11-23 14:16:21,517 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,517 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 8 == __copy_to_user_~size#1; [2021-11-23 14:16:21,518 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701-3: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,518 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701-3: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 8 == __copy_to_user_~size#1; [2021-11-23 14:16:21,518 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701-2: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,519 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701-2: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 8 == __copy_to_user_~size#1; [2021-11-23 14:16:21,519 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701-4: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,519 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3701-4: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 8 == __copy_to_user_~size#1; [2021-11-23 14:16:21,520 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-1: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,520 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-1: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 10 == __copy_to_user_~size#1; [2021-11-23 14:16:21,520 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,520 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 10 == __copy_to_user_~size#1; [2021-11-23 14:16:21,520 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-3: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,520 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-3: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 10 == __copy_to_user_~size#1; [2021-11-23 14:16:21,520 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-2: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,521 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-2: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 10 == __copy_to_user_~size#1; [2021-11-23 14:16:21,521 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-4: assume __copy_to_user_#t~switch109#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,521 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-4: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 10 == __copy_to_user_~size#1; [2021-11-23 14:16:21,522 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709-1: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,522 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709-1: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 16 == __copy_to_user_~size#1; [2021-11-23 14:16:21,522 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,522 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 16 == __copy_to_user_~size#1; [2021-11-23 14:16:21,522 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709-3: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,523 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709-3: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 16 == __copy_to_user_~size#1; [2021-11-23 14:16:21,524 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709-2: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,526 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709-2: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 16 == __copy_to_user_~size#1; [2021-11-23 14:16:21,527 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709-4: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,527 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709-4: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := __copy_to_user_#t~switch109#1 || 16 == __copy_to_user_~size#1; [2021-11-23 14:16:21,527 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-1: assume 0 != __copy_to_user_~tmp___0~6#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,527 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-1: assume !(0 != __copy_to_user_~tmp___0~6#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,527 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713: assume 0 != __copy_to_user_~tmp___0~6#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,527 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713: assume !(0 != __copy_to_user_~tmp___0~6#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,528 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-3: assume 0 != __copy_to_user_~tmp___0~6#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,528 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-3: assume !(0 != __copy_to_user_~tmp___0~6#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,528 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-2: assume 0 != __copy_to_user_~tmp___0~6#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,528 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-2: assume !(0 != __copy_to_user_~tmp___0~6#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,528 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-4: assume 0 != __copy_to_user_~tmp___0~6#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,528 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-4: assume !(0 != __copy_to_user_~tmp___0~6#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,529 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721-1: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,529 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721-1: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := true; [2021-11-23 14:16:21,529 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,529 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := true; [2021-11-23 14:16:21,529 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721-3: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,529 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721-3: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := true; [2021-11-23 14:16:21,530 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721-2: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,530 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721-2: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := true; [2021-11-23 14:16:21,530 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721-4: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_ldv__builtin_expect } true;ldv__builtin_expect_#in~exp#1, ldv__builtin_expect_#in~c#1 := (if 0 != __copy_to_user_~ret~3#1 then 1 else 0), 0;havoc ldv__builtin_expect_#res#1;havoc ldv__builtin_expect_~exp#1, ldv__builtin_expect_~c#1;ldv__builtin_expect_~exp#1 := ldv__builtin_expect_#in~exp#1;ldv__builtin_expect_~c#1 := ldv__builtin_expect_#in~c#1;ldv__builtin_expect_#res#1 := ldv__builtin_expect_~exp#1; [2021-11-23 14:16:21,530 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3721-4: assume !__copy_to_user_#t~switch109#1;__copy_to_user_#t~switch109#1 := true; [2021-11-23 14:16:21,530 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725-1: assume 0 != __copy_to_user_~tmp___1~2#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,530 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725-1: assume !(0 != __copy_to_user_~tmp___1~2#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,531 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725: assume 0 != __copy_to_user_~tmp___1~2#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,531 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725: assume !(0 != __copy_to_user_~tmp___1~2#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,531 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725-3: assume 0 != __copy_to_user_~tmp___1~2#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,531 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725-3: assume !(0 != __copy_to_user_~tmp___1~2#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,531 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725-2: assume 0 != __copy_to_user_~tmp___1~2#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,531 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725-2: assume !(0 != __copy_to_user_~tmp___1~2#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,531 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725-4: assume 0 != __copy_to_user_~tmp___1~2#1;__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3725-4: assume !(0 != __copy_to_user_~tmp___1~2#1);__copy_to_user_#res#1 := __copy_to_user_~ret~3#1; [2021-11-23 14:16:21,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733-1: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_copy_user_generic } true;copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset, copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset, copy_user_generic_#in~len#1 := __copy_to_user_~dst#1.base, __copy_to_user_~dst#1.offset, __copy_to_user_~src#1.base, __copy_to_user_~src#1.offset, __copy_to_user_~size#1;havoc copy_user_generic_#res#1;havoc copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset, copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset, copy_user_generic_~len#1, copy_user_generic_~ret~1#1;copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset := copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset;copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset := copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset;copy_user_generic_~len#1 := copy_user_generic_#in~len#1;havoc copy_user_generic_~ret~1#1;copy_user_generic_#res#1 := copy_user_generic_~ret~1#1 % 4294967296; [2021-11-23 14:16:21,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733-1: assume !__copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_copy_user_generic } true;copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset, copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset, copy_user_generic_#in~len#1 := __copy_to_user_~dst#1.base, __copy_to_user_~dst#1.offset, __copy_to_user_~src#1.base, __copy_to_user_~src#1.offset, __copy_to_user_~size#1;havoc copy_user_generic_#res#1;havoc copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset, copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset, copy_user_generic_~len#1, copy_user_generic_~ret~1#1;copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset := copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset;copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset := copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset;copy_user_generic_~len#1 := copy_user_generic_#in~len#1;havoc copy_user_generic_~ret~1#1;copy_user_generic_#res#1 := copy_user_generic_~ret~1#1 % 4294967296; [2021-11-23 14:16:21,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733: assume !__copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,532 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733-3: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_copy_user_generic } true;copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset, copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset, copy_user_generic_#in~len#1 := __copy_to_user_~dst#1.base, __copy_to_user_~dst#1.offset, __copy_to_user_~src#1.base, __copy_to_user_~src#1.offset, __copy_to_user_~size#1;havoc copy_user_generic_#res#1;havoc copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset, copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset, copy_user_generic_~len#1, copy_user_generic_~ret~1#1;copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset := copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset;copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset := copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset;copy_user_generic_~len#1 := copy_user_generic_#in~len#1;havoc copy_user_generic_~ret~1#1;copy_user_generic_#res#1 := copy_user_generic_~ret~1#1 % 4294967296; [2021-11-23 14:16:21,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733-3: assume !__copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733-2: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_copy_user_generic } true;copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset, copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset, copy_user_generic_#in~len#1 := __copy_to_user_~dst#1.base, __copy_to_user_~dst#1.offset, __copy_to_user_~src#1.base, __copy_to_user_~src#1.offset, __copy_to_user_~size#1;havoc copy_user_generic_#res#1;havoc copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset, copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset, copy_user_generic_~len#1, copy_user_generic_~ret~1#1;copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset := copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset;copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset := copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset;copy_user_generic_~len#1 := copy_user_generic_#in~len#1;havoc copy_user_generic_~ret~1#1;copy_user_generic_#res#1 := copy_user_generic_~ret~1#1 % 4294967296; [2021-11-23 14:16:21,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733-2: assume !__copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733-4: assume __copy_to_user_#t~switch109#1;assume { :begin_inline_copy_user_generic } true;copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset, copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset, copy_user_generic_#in~len#1 := __copy_to_user_~dst#1.base, __copy_to_user_~dst#1.offset, __copy_to_user_~src#1.base, __copy_to_user_~src#1.offset, __copy_to_user_~size#1;havoc copy_user_generic_#res#1;havoc copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset, copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset, copy_user_generic_~len#1, copy_user_generic_~ret~1#1;copy_user_generic_~to#1.base, copy_user_generic_~to#1.offset := copy_user_generic_#in~to#1.base, copy_user_generic_#in~to#1.offset;copy_user_generic_~from#1.base, copy_user_generic_~from#1.offset := copy_user_generic_#in~from#1.base, copy_user_generic_#in~from#1.offset;copy_user_generic_~len#1 := copy_user_generic_#in~len#1;havoc copy_user_generic_~ret~1#1;copy_user_generic_#res#1 := copy_user_generic_~ret~1#1 % 4294967296; [2021-11-23 14:16:21,533 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L3733-4: assume !__copy_to_user_#t~switch109#1; [2021-11-23 14:16:21,540 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-62: __copy_from_user_#t~ret105#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_from_user_#t~ret105#1 && __copy_from_user_#t~ret105#1 <= 9223372036854775807;__copy_from_user_~tmp___0~5#1 := __copy_from_user_#t~ret105#1;havoc __copy_from_user_#t~ret105#1; [2021-11-23 14:16:21,540 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-63: __copy_from_user_#t~ret106#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_from_user_#t~ret106#1 && __copy_from_user_#t~ret106#1 <= 9223372036854775807;__copy_from_user_~tmp___1~1#1 := __copy_from_user_#t~ret106#1;havoc __copy_from_user_#t~ret106#1; [2021-11-23 14:16:21,540 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-60: __copy_to_user_#t~ret110#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret110#1 && __copy_to_user_#t~ret110#1 <= 9223372036854775807;__copy_to_user_~tmp___0~6#1 := __copy_to_user_#t~ret110#1;havoc __copy_to_user_#t~ret110#1; [2021-11-23 14:16:21,543 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-61: __copy_to_user_#t~ret111#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret111#1 && __copy_to_user_#t~ret111#1 <= 9223372036854775807;__copy_to_user_~tmp___1~2#1 := __copy_to_user_#t~ret111#1;havoc __copy_to_user_#t~ret111#1; [2021-11-23 14:16:21,543 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-58: __copy_to_user_#t~ret110#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret110#1 && __copy_to_user_#t~ret110#1 <= 9223372036854775807;__copy_to_user_~tmp___0~6#1 := __copy_to_user_#t~ret110#1;havoc __copy_to_user_#t~ret110#1; [2021-11-23 14:16:21,543 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-59: __copy_to_user_#t~ret111#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret111#1 && __copy_to_user_#t~ret111#1 <= 9223372036854775807;__copy_to_user_~tmp___1~2#1 := __copy_to_user_#t~ret111#1;havoc __copy_to_user_#t~ret111#1; [2021-11-23 14:16:21,543 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-56: __copy_to_user_#t~ret110#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret110#1 && __copy_to_user_#t~ret110#1 <= 9223372036854775807;__copy_to_user_~tmp___0~6#1 := __copy_to_user_#t~ret110#1;havoc __copy_to_user_#t~ret110#1; [2021-11-23 14:16:21,543 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-57: __copy_to_user_#t~ret111#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret111#1 && __copy_to_user_#t~ret111#1 <= 9223372036854775807;__copy_to_user_~tmp___1~2#1 := __copy_to_user_#t~ret111#1;havoc __copy_to_user_#t~ret111#1; [2021-11-23 14:16:21,544 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-66: __copy_to_user_#t~ret110#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret110#1 && __copy_to_user_#t~ret110#1 <= 9223372036854775807;__copy_to_user_~tmp___0~6#1 := __copy_to_user_#t~ret110#1;havoc __copy_to_user_#t~ret110#1; [2021-11-23 14:16:21,544 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-67: __copy_to_user_#t~ret111#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret111#1 && __copy_to_user_#t~ret111#1 <= 9223372036854775807;__copy_to_user_~tmp___1~2#1 := __copy_to_user_#t~ret111#1;havoc __copy_to_user_#t~ret111#1; [2021-11-23 14:16:21,544 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-64: __copy_to_user_#t~ret110#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret110#1 && __copy_to_user_#t~ret110#1 <= 9223372036854775807;__copy_to_user_~tmp___0~6#1 := __copy_to_user_#t~ret110#1;havoc __copy_to_user_#t~ret110#1; [2021-11-23 14:16:21,544 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L13385-65: __copy_to_user_#t~ret111#1 := ldv__builtin_expect_#res#1;assume { :end_inline_ldv__builtin_expect } true;assume -9223372036854775808 <= __copy_to_user_#t~ret111#1 && __copy_to_user_#t~ret111#1 <= 9223372036854775807;__copy_to_user_~tmp___1~2#1 := __copy_to_user_#t~ret111#1;havoc __copy_to_user_#t~ret111#1; [2021-11-23 14:16:21,689 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 14:16:21,910 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 14:16:21,910 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 14:16:21,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:16:21 BoogieIcfgContainer [2021-11-23 14:16:21,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 14:16:21,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 14:16:21,964 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 14:16:21,967 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 14:16:21,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:07:24" (1/3) ... [2021-11-23 14:16:21,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9b8d26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:16:21, skipping insertion in model container [2021-11-23 14:16:21,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:29" (2/3) ... [2021-11-23 14:16:21,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9b8d26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:16:21, skipping insertion in model container [2021-11-23 14:16:21,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:16:21" (3/3) ... [2021-11-23 14:16:21,970 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_sound-oss-sound-ko--32_7a--c4cb1dd-1.i [2021-11-23 14:16:21,976 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 14:16:21,976 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 14:16:22,407 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 14:16:22,414 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 14:16:22,414 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 14:16:23,120 INFO L276 IsEmpty]: Start isEmpty. Operand has 58704 states, 58275 states have (on average 1.4582410982410983) internal successors, (84979), 58306 states have internal predecessors, (84979), 416 states have call successors, (416), 11 states have call predecessors, (416), 11 states have return successors, (416), 398 states have call predecessors, (416), 416 states have call successors, (416) [2021-11-23 14:16:23,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 14:16:23,124 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:16:23,125 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:16:23,126 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:16:23,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:16:23,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1053244113, now seen corresponding path program 1 times [2021-11-23 14:16:23,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:16:23,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007043522] [2021-11-23 14:16:23,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:16:23,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:16:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:16:23,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:16:23,909 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:16:23,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007043522] [2021-11-23 14:16:23,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007043522] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:16:23,911 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:16:23,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 14:16:23,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234150197] [2021-11-23 14:16:23,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:16:23,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 14:16:23,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:16:23,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 14:16:23,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:16:24,041 INFO L87 Difference]: Start difference. First operand has 58704 states, 58275 states have (on average 1.4582410982410983) internal successors, (84979), 58306 states have internal predecessors, (84979), 416 states have call successors, (416), 11 states have call predecessors, (416), 11 states have return successors, (416), 398 states have call predecessors, (416), 416 states have call successors, (416) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:16:28,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:16:28,396 INFO L93 Difference]: Finished difference Result 117402 states and 171615 transitions. [2021-11-23 14:16:28,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:16:28,399 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-23 14:16:28,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:16:28,843 INFO L225 Difference]: With dead ends: 117402 [2021-11-23 14:16:28,844 INFO L226 Difference]: Without dead ends: 58699 [2021-11-23 14:16:29,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:16:29,247 INFO L933 BasicCegarLoop]: 85806 mSDtfsCounter, 85803 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85803 SdHoareTripleChecker+Valid, 85806 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 14:16:29,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [85803 Valid, 85806 Invalid, 1 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 14:16:29,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58699 states. [2021-11-23 14:16:31,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58699 to 58699. [2021-11-23 14:16:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58699 states, 58271 states have (on average 1.458203909320245) internal successors, (84971), 58301 states have internal predecessors, (84971), 416 states have call successors, (416), 11 states have call predecessors, (416), 11 states have return successors, (416), 398 states have call predecessors, (416), 416 states have call successors, (416) [2021-11-23 14:16:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58699 states to 58699 states and 85803 transitions. [2021-11-23 14:16:32,388 INFO L78 Accepts]: Start accepts. Automaton has 58699 states and 85803 transitions. Word has length 16 [2021-11-23 14:16:32,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:16:32,391 INFO L470 AbstractCegarLoop]: Abstraction has 58699 states and 85803 transitions. [2021-11-23 14:16:32,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:16:32,392 INFO L276 IsEmpty]: Start isEmpty. Operand 58699 states and 85803 transitions. [2021-11-23 14:16:32,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 14:16:32,393 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:16:32,393 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:16:32,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 14:16:32,394 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:16:32,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:16:32,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1311409551, now seen corresponding path program 1 times [2021-11-23 14:16:32,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:16:32,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112188579] [2021-11-23 14:16:32,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:16:32,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:16:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:16:32,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:16:32,798 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:16:32,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112188579] [2021-11-23 14:16:32,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112188579] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:16:32,800 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:16:32,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 14:16:32,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218752097] [2021-11-23 14:16:32,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:16:32,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 14:16:32,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:16:32,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 14:16:32,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:16:32,809 INFO L87 Difference]: Start difference. First operand 58699 states and 85803 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:16:35,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:16:35,358 INFO L93 Difference]: Finished difference Result 58699 states and 85803 transitions. [2021-11-23 14:16:35,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:16:35,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-23 14:16:35,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:16:35,367 INFO L225 Difference]: With dead ends: 58699 [2021-11-23 14:16:35,367 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 14:16:36,007 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:16:36,010 INFO L933 BasicCegarLoop]: 85801 mSDtfsCounter, 85787 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85787 SdHoareTripleChecker+Valid, 85801 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 14:16:36,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [85787 Valid, 85801 Invalid, 1 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 14:16:36,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 14:16:36,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 14:16:36,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:16:36,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 14:16:36,020 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2021-11-23 14:16:36,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:16:36,021 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 14:16:36,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:16:36,022 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 14:16:36,022 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 14:16:36,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 14:16:36,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 14:16:36,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.