./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc --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 1eca54884b2de114314d9c58cf9f548de64f8f1d76bbbd4392e529f07223b640 --- 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-5e519f3 [2022-11-02 20:43:27,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:43:27,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:43:27,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:43:27,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:43:27,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:43:27,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:43:27,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:43:27,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:43:27,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:43:27,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:43:27,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:43:27,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:43:27,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:43:27,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:43:27,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:43:27,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:43:27,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:43:27,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:43:27,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:43:27,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:43:27,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:43:27,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:43:27,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:43:27,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:43:27,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:43:27,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:43:27,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:43:27,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:43:27,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:43:27,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:43:27,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:43:27,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:43:27,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:43:27,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:43:27,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:43:27,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:43:27,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:43:27,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:43:27,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:43:27,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:43:27,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:43:27,279 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:43:27,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:43:27,281 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:43:27,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:43:27,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:43:27,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:43:27,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:43:27,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:43:27,283 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:43:27,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:43:27,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:43:27,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:43:27,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:43:27,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:43:27,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:43:27,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:43:27,286 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:43:27,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:43:27,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:43:27,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:43:27,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:43:27,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:43:27,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:43:27,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:43:27,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:43:27,288 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:43:27,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:43:27,289 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:43:27,289 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:43:27,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:43:27,289 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_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1eca54884b2de114314d9c58cf9f548de64f8f1d76bbbd4392e529f07223b640 [2022-11-02 20:43:27,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:43:27,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:43:27,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:43:27,619 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:43:27,620 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:43:27,622 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2022-11-02 20:43:27,697 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/data/0f8d146db/76b0fcc40fc14050a82b516ef4e9a298/FLAG5630cb8f4 [2022-11-02 20:43:28,594 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:43:28,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2022-11-02 20:43:28,631 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/data/0f8d146db/76b0fcc40fc14050a82b516ef4e9a298/FLAG5630cb8f4 [2022-11-02 20:43:29,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/data/0f8d146db/76b0fcc40fc14050a82b516ef4e9a298 [2022-11-02 20:43:29,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:43:29,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:43:29,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:43:29,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:43:29,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:43:29,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:43:29" (1/1) ... [2022-11-02 20:43:29,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22d4483b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:29, skipping insertion in model container [2022-11-02 20:43:29,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:43:29" (1/1) ... [2022-11-02 20:43:29,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:43:29,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:43:30,817 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_451ca2af-0272-435d-837c-2ff362f0d3b1/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2022-11-02 20:43:30,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:43:30,955 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:43:31,268 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_451ca2af-0272-435d-837c-2ff362f0d3b1/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2022-11-02 20:43:31,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:43:31,357 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:43:31,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31 WrapperNode [2022-11-02 20:43:31,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:43:31,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:43:31,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:43:31,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:43:31,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,506 INFO L138 Inliner]: procedures = 210, calls = 1183, calls flagged for inlining = 81, calls inlined = 26, statements flattened = 1285 [2022-11-02 20:43:31,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:43:31,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:43:31,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:43:31,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:43:31,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,618 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:43:31,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:43:31,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:43:31,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:43:31,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (1/1) ... [2022-11-02 20:43:31,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:43:31,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:43:31,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:43:31,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:43:31,752 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 20:43:31,752 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 20:43:31,752 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_writeout [2022-11-02 20:43:31,752 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_writeout [2022-11-02 20:43:31,752 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-02 20:43:31,752 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-02 20:43:31,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:43:31,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:43:31,753 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE [2022-11-02 20:43:31,753 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE [2022-11-02 20:43:31,753 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:43:31,753 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:43:31,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:43:31,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:43:31,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:43:31,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:43:31,754 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:43:31,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:43:31,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:43:31,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:43:31,754 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:43:31,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:43:31,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:43:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:43:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_status [2022-11-02 20:43:31,755 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_status [2022-11-02 20:43:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-02 20:43:31,755 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-02 20:43:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-02 20:43:31,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-02 20:43:31,755 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-02 20:43:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-02 20:43:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:43:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure to_saa7146_dev [2022-11-02 20:43:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure to_saa7146_dev [2022-11-02 20:43:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:43:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:43:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:43:31,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:43:31,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:43:31,757 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:43:31,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:43:31,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:43:31,757 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:43:31,758 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-02 20:43:31,758 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-02 20:43:31,758 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-02 20:43:31,758 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-02 20:43:31,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:43:31,758 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_reset [2022-11-02 20:43:31,758 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_reset [2022-11-02 20:43:31,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:43:31,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:43:32,203 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:43:32,206 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:43:34,042 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:43:34,060 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:43:34,060 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:43:34,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:43:34 BoogieIcfgContainer [2022-11-02 20:43:34,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:43:34,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:43:34,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:43:34,070 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:43:34,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:43:29" (1/3) ... [2022-11-02 20:43:34,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c8ddb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:43:34, skipping insertion in model container [2022-11-02 20:43:34,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:31" (2/3) ... [2022-11-02 20:43:34,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c8ddb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:43:34, skipping insertion in model container [2022-11-02 20:43:34,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:43:34" (3/3) ... [2022-11-02 20:43:34,073 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2022-11-02 20:43:34,092 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:43:34,093 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:43:34,181 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:43:34,189 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;@69710b66, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:43:34,190 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:43:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand has 375 states, 267 states have (on average 1.3745318352059925) internal successors, (367), 279 states have internal predecessors, (367), 86 states have call successors, (86), 20 states have call predecessors, (86), 20 states have return successors, (86), 85 states have call predecessors, (86), 86 states have call successors, (86) [2022-11-02 20:43:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-02 20:43:34,207 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:34,207 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:34,208 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:34,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:34,215 INFO L85 PathProgramCache]: Analyzing trace with hash -915492095, now seen corresponding path program 1 times [2022-11-02 20:43:34,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:34,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145358990] [2022-11-02 20:43:34,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:34,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:34,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:34,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:34,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145358990] [2022-11-02 20:43:34,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145358990] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:34,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:34,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:34,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117372211] [2022-11-02 20:43:34,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:34,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:34,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:34,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:34,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:34,795 INFO L87 Difference]: Start difference. First operand has 375 states, 267 states have (on average 1.3745318352059925) internal successors, (367), 279 states have internal predecessors, (367), 86 states have call successors, (86), 20 states have call predecessors, (86), 20 states have return successors, (86), 85 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:35,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:35,083 INFO L93 Difference]: Finished difference Result 1092 states and 1580 transitions. [2022-11-02 20:43:35,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:35,085 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-02 20:43:35,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:35,118 INFO L225 Difference]: With dead ends: 1092 [2022-11-02 20:43:35,128 INFO L226 Difference]: Without dead ends: 716 [2022-11-02 20:43:35,134 INFO L412 NwaCegarLoop]: 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 [2022-11-02 20:43:35,142 INFO L413 NwaCegarLoop]: 983 mSDtfsCounter, 517 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 1478 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:35,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [517 Valid, 1478 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:43:35,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2022-11-02 20:43:35,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 713. [2022-11-02 20:43:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 713 states, 511 states have (on average 1.365949119373777) internal successors, (698), 525 states have internal predecessors, (698), 164 states have call successors, (164), 38 states have call predecessors, (164), 37 states have return successors, (157), 155 states have call predecessors, (157), 157 states have call successors, (157) [2022-11-02 20:43:35,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 1019 transitions. [2022-11-02 20:43:35,316 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 1019 transitions. Word has length 8 [2022-11-02 20:43:35,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:35,317 INFO L495 AbstractCegarLoop]: Abstraction has 713 states and 1019 transitions. [2022-11-02 20:43:35,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:35,318 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1019 transitions. [2022-11-02 20:43:35,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-02 20:43:35,323 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:35,324 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:35,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:43:35,325 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:35,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:35,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1684301758, now seen corresponding path program 1 times [2022-11-02 20:43:35,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:35,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81978751] [2022-11-02 20:43:35,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:35,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:35,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:35,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:35,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81978751] [2022-11-02 20:43:35,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81978751] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:35,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:35,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:35,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711018684] [2022-11-02 20:43:35,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:35,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:35,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:35,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:35,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:35,503 INFO L87 Difference]: Start difference. First operand 713 states and 1019 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:35,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:35,606 INFO L93 Difference]: Finished difference Result 715 states and 1020 transitions. [2022-11-02 20:43:35,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:35,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-02 20:43:35,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:35,624 INFO L225 Difference]: With dead ends: 715 [2022-11-02 20:43:35,624 INFO L226 Difference]: Without dead ends: 712 [2022-11-02 20:43:35,629 INFO L412 NwaCegarLoop]: 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 [2022-11-02 20:43:35,631 INFO L413 NwaCegarLoop]: 522 mSDtfsCounter, 517 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:35,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [517 Valid, 522 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:43:35,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2022-11-02 20:43:35,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 712. [2022-11-02 20:43:35,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 712 states, 511 states have (on average 1.3639921722113504) internal successors, (697), 524 states have internal predecessors, (697), 163 states have call successors, (163), 38 states have call predecessors, (163), 37 states have return successors, (157), 155 states have call predecessors, (157), 157 states have call successors, (157) [2022-11-02 20:43:35,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 1017 transitions. [2022-11-02 20:43:35,696 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 1017 transitions. Word has length 9 [2022-11-02 20:43:35,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:35,697 INFO L495 AbstractCegarLoop]: Abstraction has 712 states and 1017 transitions. [2022-11-02 20:43:35,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:35,698 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1017 transitions. [2022-11-02 20:43:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-02 20:43:35,698 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:35,698 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:35,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:43:35,699 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:35,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:35,708 INFO L85 PathProgramCache]: Analyzing trace with hash 673537444, now seen corresponding path program 1 times [2022-11-02 20:43:35,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:35,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839982461] [2022-11-02 20:43:35,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:35,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:35,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:35,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:35,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839982461] [2022-11-02 20:43:35,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839982461] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:35,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:35,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:35,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199574968] [2022-11-02 20:43:35,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:35,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:35,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:35,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:35,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:35,819 INFO L87 Difference]: Start difference. First operand 712 states and 1017 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:35,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:35,913 INFO L93 Difference]: Finished difference Result 714 states and 1018 transitions. [2022-11-02 20:43:35,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:35,914 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-02 20:43:35,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:35,919 INFO L225 Difference]: With dead ends: 714 [2022-11-02 20:43:35,919 INFO L226 Difference]: Without dead ends: 711 [2022-11-02 20:43:35,922 INFO L412 NwaCegarLoop]: 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 [2022-11-02 20:43:35,928 INFO L413 NwaCegarLoop]: 520 mSDtfsCounter, 514 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:35,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [514 Valid, 520 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:43:35,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states. [2022-11-02 20:43:35,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 711. [2022-11-02 20:43:35,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 711 states, 511 states have (on average 1.3620352250489236) internal successors, (696), 523 states have internal predecessors, (696), 162 states have call successors, (162), 38 states have call predecessors, (162), 37 states have return successors, (157), 155 states have call predecessors, (157), 157 states have call successors, (157) [2022-11-02 20:43:36,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 1015 transitions. [2022-11-02 20:43:36,003 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 1015 transitions. Word has length 10 [2022-11-02 20:43:36,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:36,003 INFO L495 AbstractCegarLoop]: Abstraction has 711 states and 1015 transitions. [2022-11-02 20:43:36,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1015 transitions. [2022-11-02 20:43:36,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-02 20:43:36,005 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:36,005 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:36,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:43:36,006 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:36,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:36,007 INFO L85 PathProgramCache]: Analyzing trace with hash -595380351, now seen corresponding path program 1 times [2022-11-02 20:43:36,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:36,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627829250] [2022-11-02 20:43:36,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:36,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:36,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:36,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627829250] [2022-11-02 20:43:36,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627829250] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:36,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:36,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:36,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997903881] [2022-11-02 20:43:36,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:36,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:36,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:36,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:36,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:36,145 INFO L87 Difference]: Start difference. First operand 711 states and 1015 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:36,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:36,231 INFO L93 Difference]: Finished difference Result 713 states and 1016 transitions. [2022-11-02 20:43:36,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:36,231 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-02 20:43:36,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:36,235 INFO L225 Difference]: With dead ends: 713 [2022-11-02 20:43:36,236 INFO L226 Difference]: Without dead ends: 710 [2022-11-02 20:43:36,236 INFO L412 NwaCegarLoop]: 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 [2022-11-02 20:43:36,245 INFO L413 NwaCegarLoop]: 518 mSDtfsCounter, 511 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:36,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [511 Valid, 518 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:43:36,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2022-11-02 20:43:36,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 710. [2022-11-02 20:43:36,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 511 states have (on average 1.360078277886497) internal successors, (695), 522 states have internal predecessors, (695), 161 states have call successors, (161), 38 states have call predecessors, (161), 37 states have return successors, (157), 155 states have call predecessors, (157), 157 states have call successors, (157) [2022-11-02 20:43:36,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1013 transitions. [2022-11-02 20:43:36,324 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1013 transitions. Word has length 11 [2022-11-02 20:43:36,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:36,328 INFO L495 AbstractCegarLoop]: Abstraction has 710 states and 1013 transitions. [2022-11-02 20:43:36,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:36,328 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1013 transitions. [2022-11-02 20:43:36,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-02 20:43:36,329 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:36,330 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:36,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:43:36,331 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:36,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:36,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1277121465, now seen corresponding path program 1 times [2022-11-02 20:43:36,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:36,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011226354] [2022-11-02 20:43:36,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:36,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:36,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:36,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:36,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011226354] [2022-11-02 20:43:36,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011226354] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:36,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:36,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:36,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871108237] [2022-11-02 20:43:36,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:36,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:36,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:36,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:36,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:36,442 INFO L87 Difference]: Start difference. First operand 710 states and 1013 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:36,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:36,509 INFO L93 Difference]: Finished difference Result 712 states and 1014 transitions. [2022-11-02 20:43:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:36,510 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-02 20:43:36,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:36,514 INFO L225 Difference]: With dead ends: 712 [2022-11-02 20:43:36,514 INFO L226 Difference]: Without dead ends: 704 [2022-11-02 20:43:36,515 INFO L412 NwaCegarLoop]: 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 [2022-11-02 20:43:36,516 INFO L413 NwaCegarLoop]: 517 mSDtfsCounter, 508 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:36,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 517 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:43:36,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 704 states. [2022-11-02 20:43:36,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 704 to 704. [2022-11-02 20:43:36,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 704 states, 506 states have (on average 1.359683794466403) internal successors, (688), 516 states have internal predecessors, (688), 160 states have call successors, (160), 38 states have call predecessors, (160), 37 states have return successors, (157), 155 states have call predecessors, (157), 157 states have call successors, (157) [2022-11-02 20:43:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 704 states and 1005 transitions. [2022-11-02 20:43:36,574 INFO L78 Accepts]: Start accepts. Automaton has 704 states and 1005 transitions. Word has length 12 [2022-11-02 20:43:36,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:36,575 INFO L495 AbstractCegarLoop]: Abstraction has 704 states and 1005 transitions. [2022-11-02 20:43:36,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:36,575 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1005 transitions. [2022-11-02 20:43:36,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-02 20:43:36,579 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:36,579 INFO L195 NwaCegarLoop]: trace histogram [2, 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] [2022-11-02 20:43:36,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:43:36,579 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:36,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:36,580 INFO L85 PathProgramCache]: Analyzing trace with hash 632491572, now seen corresponding path program 1 times [2022-11-02 20:43:36,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:36,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559036343] [2022-11-02 20:43:36,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:36,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:37,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:43:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:37,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:43:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:37,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:43:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:37,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 20:43:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:37,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:37,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:37,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559036343] [2022-11-02 20:43:37,058 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559036343] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:37,058 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:37,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:43:37,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798223012] [2022-11-02 20:43:37,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:37,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:43:37,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:37,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:43:37,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:43:37,060 INFO L87 Difference]: Start difference. First operand 704 states and 1005 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-02 20:43:38,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:38,022 INFO L93 Difference]: Finished difference Result 1390 states and 1993 transitions. [2022-11-02 20:43:38,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:43:38,023 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 42 [2022-11-02 20:43:38,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:38,027 INFO L225 Difference]: With dead ends: 1390 [2022-11-02 20:43:38,028 INFO L226 Difference]: Without dead ends: 689 [2022-11-02 20:43:38,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:43:38,031 INFO L413 NwaCegarLoop]: 533 mSDtfsCounter, 490 mSDsluCounter, 1323 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 1856 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:38,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [507 Valid, 1856 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 515 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-02 20:43:38,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2022-11-02 20:43:38,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 663. [2022-11-02 20:43:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 476 states have (on average 1.3676470588235294) internal successors, (651), 484 states have internal predecessors, (651), 153 states have call successors, (153), 34 states have call predecessors, (153), 33 states have return successors, (152), 150 states have call predecessors, (152), 152 states have call successors, (152) [2022-11-02 20:43:38,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 956 transitions. [2022-11-02 20:43:38,114 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 956 transitions. Word has length 42 [2022-11-02 20:43:38,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:38,114 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 956 transitions. [2022-11-02 20:43:38,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-02 20:43:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 956 transitions. [2022-11-02 20:43:38,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-02 20:43:38,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:38,116 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] [2022-11-02 20:43:38,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 20:43:38,117 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:38,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:38,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1245807434, now seen corresponding path program 1 times [2022-11-02 20:43:38,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:38,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133011207] [2022-11-02 20:43:38,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:38,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:38,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:43:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:38,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:43:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:38,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:43:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:38,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 20:43:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:38,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:38,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133011207] [2022-11-02 20:43:38,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133011207] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:38,284 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:38,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:43:38,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23204160] [2022-11-02 20:43:38,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:38,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:43:38,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:38,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:43:38,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:43:38,286 INFO L87 Difference]: Start difference. First operand 663 states and 956 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-02 20:43:39,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:39,132 INFO L93 Difference]: Finished difference Result 671 states and 963 transitions. [2022-11-02 20:43:39,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:43:39,133 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 46 [2022-11-02 20:43:39,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:39,137 INFO L225 Difference]: With dead ends: 671 [2022-11-02 20:43:39,137 INFO L226 Difference]: Without dead ends: 668 [2022-11-02 20:43:39,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:43:39,139 INFO L413 NwaCegarLoop]: 564 mSDtfsCounter, 460 mSDsluCounter, 655 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 1219 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:39,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [529 Valid, 1219 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 304 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-02 20:43:39,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2022-11-02 20:43:39,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 663. [2022-11-02 20:43:39,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 476 states have (on average 1.365546218487395) internal successors, (650), 484 states have internal predecessors, (650), 153 states have call successors, (153), 34 states have call predecessors, (153), 33 states have return successors, (152), 150 states have call predecessors, (152), 152 states have call successors, (152) [2022-11-02 20:43:39,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 955 transitions. [2022-11-02 20:43:39,217 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 955 transitions. Word has length 46 [2022-11-02 20:43:39,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:39,218 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 955 transitions. [2022-11-02 20:43:39,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-02 20:43:39,218 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 955 transitions. [2022-11-02 20:43:39,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-02 20:43:39,220 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:39,220 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] [2022-11-02 20:43:39,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 20:43:39,220 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:39,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:39,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1769296184, now seen corresponding path program 1 times [2022-11-02 20:43:39,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:39,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764754134] [2022-11-02 20:43:39,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:39,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:39,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:43:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:39,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:43:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:39,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:43:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:39,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 20:43:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:39,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:39,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764754134] [2022-11-02 20:43:39,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764754134] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:39,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:39,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:43:39,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426746559] [2022-11-02 20:43:39,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:39,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:43:39,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:39,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:43:39,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:43:39,502 INFO L87 Difference]: Start difference. First operand 663 states and 955 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-02 20:43:40,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:40,268 INFO L93 Difference]: Finished difference Result 688 states and 988 transitions. [2022-11-02 20:43:40,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:43:40,269 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 46 [2022-11-02 20:43:40,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:40,270 INFO L225 Difference]: With dead ends: 688 [2022-11-02 20:43:40,270 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:43:40,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:43:40,272 INFO L413 NwaCegarLoop]: 519 mSDtfsCounter, 113 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 1938 SdHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:40,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 1938 Invalid, 607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 514 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-02 20:43:40,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:43:40,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:43:40,273 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) [2022-11-02 20:43:40,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:43:40,274 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2022-11-02 20:43:40,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:40,274 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:43:40,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-02 20:43:40,274 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:43:40,274 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:43:40,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:43:40,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-02 20:43:40,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:43:42,454 INFO L899 garLoopResultBuilder]: For program point saa7146_i2c_statusEXIT(lines 4788 4797) no Hoare annotation was computed. [2022-11-02 20:43:42,455 INFO L902 garLoopResultBuilder]: At program point saa7146_i2c_statusENTRY(lines 4788 4797) the Hoare annotation is: true [2022-11-02 20:43:42,455 INFO L899 garLoopResultBuilder]: For program point saa7146_i2c_statusFINAL(lines 4788 4797) no Hoare annotation was computed. [2022-11-02 20:43:42,455 INFO L902 garLoopResultBuilder]: At program point L4793(line 4793) the Hoare annotation is: true [2022-11-02 20:43:42,455 INFO L899 garLoopResultBuilder]: For program point L4793-1(line 4793) no Hoare annotation was computed. [2022-11-02 20:43:42,455 INFO L899 garLoopResultBuilder]: For program point dev_get_drvdataFINAL(lines 7626 7628) no Hoare annotation was computed. [2022-11-02 20:43:42,455 INFO L899 garLoopResultBuilder]: For program point L7627-1(line 7627) no Hoare annotation was computed. [2022-11-02 20:43:42,456 INFO L895 garLoopResultBuilder]: At program point L7627(line 7627) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (not (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1))) [2022-11-02 20:43:42,456 INFO L895 garLoopResultBuilder]: At program point dev_get_drvdataENTRY(lines 7626 7628) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (not (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1))) [2022-11-02 20:43:42,456 INFO L899 garLoopResultBuilder]: For program point dev_get_drvdataEXIT(lines 7626 7628) no Hoare annotation was computed. [2022-11-02 20:43:42,456 INFO L899 garLoopResultBuilder]: For program point SAA7146_IER_DISABLEFINAL(lines 4754 4767) no Hoare annotation was computed. [2022-11-02 20:43:42,456 INFO L902 garLoopResultBuilder]: At program point L4763(line 4763) the Hoare annotation is: true [2022-11-02 20:43:42,456 INFO L902 garLoopResultBuilder]: At program point L4762(line 4762) the Hoare annotation is: true [2022-11-02 20:43:42,457 INFO L899 garLoopResultBuilder]: For program point L4763-1(line 4763) no Hoare annotation was computed. [2022-11-02 20:43:42,457 INFO L902 garLoopResultBuilder]: At program point L4764(line 4764) the Hoare annotation is: true [2022-11-02 20:43:42,457 INFO L899 garLoopResultBuilder]: For program point L4760-1(line 4760) no Hoare annotation was computed. [2022-11-02 20:43:42,457 INFO L902 garLoopResultBuilder]: At program point SAA7146_IER_DISABLEENTRY(lines 4754 4767) the Hoare annotation is: true [2022-11-02 20:43:42,457 INFO L902 garLoopResultBuilder]: At program point L4761(line 4761) the Hoare annotation is: true [2022-11-02 20:43:42,457 INFO L899 garLoopResultBuilder]: For program point L4762-1(line 4762) no Hoare annotation was computed. [2022-11-02 20:43:42,457 INFO L902 garLoopResultBuilder]: At program point L4760(line 4760) the Hoare annotation is: true [2022-11-02 20:43:42,457 INFO L899 garLoopResultBuilder]: For program point L4761-1(line 4761) no Hoare annotation was computed. [2022-11-02 20:43:42,457 INFO L899 garLoopResultBuilder]: For program point SAA7146_IER_DISABLEEXIT(lines 4754 4767) no Hoare annotation was computed. [2022-11-02 20:43:42,458 INFO L902 garLoopResultBuilder]: At program point to_saa7146_devENTRY(lines 4744 4751) the Hoare annotation is: true [2022-11-02 20:43:42,458 INFO L899 garLoopResultBuilder]: For program point to_saa7146_devFINAL(lines 4744 4751) no Hoare annotation was computed. [2022-11-02 20:43:42,458 INFO L899 garLoopResultBuilder]: For program point to_saa7146_devEXIT(lines 4744 4751) no Hoare annotation was computed. [2022-11-02 20:43:42,458 INFO L899 garLoopResultBuilder]: For program point __const_udelayFINAL(lines 7584 7586) no Hoare annotation was computed. [2022-11-02 20:43:42,458 INFO L899 garLoopResultBuilder]: For program point __const_udelayEXIT(lines 7584 7586) no Hoare annotation was computed. [2022-11-02 20:43:42,458 INFO L902 garLoopResultBuilder]: At program point __const_udelayENTRY(lines 7584 7586) the Hoare annotation is: true [2022-11-02 20:43:42,458 INFO L899 garLoopResultBuilder]: For program point msleepEXIT(lines 7648 7650) no Hoare annotation was computed. [2022-11-02 20:43:42,458 INFO L902 garLoopResultBuilder]: At program point msleepENTRY(lines 7648 7650) the Hoare annotation is: true [2022-11-02 20:43:42,459 INFO L899 garLoopResultBuilder]: For program point msleepFINAL(lines 7648 7650) no Hoare annotation was computed. [2022-11-02 20:43:42,459 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 7662 7664) the Hoare annotation is: true [2022-11-02 20:43:42,459 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 7662 7664) no Hoare annotation was computed. [2022-11-02 20:43:42,459 INFO L899 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 7662 7664) no Hoare annotation was computed. [2022-11-02 20:43:42,459 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 6999 7004) no Hoare annotation was computed. [2022-11-02 20:43:42,459 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 6999 7004) the Hoare annotation is: true [2022-11-02 20:43:42,459 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7002) no Hoare annotation was computed. [2022-11-02 20:43:42,459 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 6999 7004) no Hoare annotation was computed. [2022-11-02 20:43:42,460 INFO L899 garLoopResultBuilder]: For program point L5056-1(line 5056) no Hoare annotation was computed. [2022-11-02 20:43:42,460 INFO L902 garLoopResultBuilder]: At program point L5056(line 5056) the Hoare annotation is: true [2022-11-02 20:43:42,460 INFO L899 garLoopResultBuilder]: For program point L5205(lines 5132 5243) no Hoare annotation was computed. [2022-11-02 20:43:42,460 INFO L899 garLoopResultBuilder]: For program point L5040-1(line 5040) no Hoare annotation was computed. [2022-11-02 20:43:42,460 INFO L902 garLoopResultBuilder]: At program point L5040(line 5040) the Hoare annotation is: true [2022-11-02 20:43:42,460 INFO L899 garLoopResultBuilder]: For program point L4776-1(line 4776) no Hoare annotation was computed. [2022-11-02 20:43:42,460 INFO L902 garLoopResultBuilder]: At program point L4776(line 4776) the Hoare annotation is: true [2022-11-02 20:43:42,460 INFO L902 garLoopResultBuilder]: At program point L5090(line 5090) the Hoare annotation is: true [2022-11-02 20:43:42,461 INFO L899 garLoopResultBuilder]: For program point L5090-1(line 5090) no Hoare annotation was computed. [2022-11-02 20:43:42,461 INFO L899 garLoopResultBuilder]: For program point L5206(lines 5206 5220) no Hoare annotation was computed. [2022-11-02 20:43:42,461 INFO L902 garLoopResultBuilder]: At program point L7634(lines 7633 7635) the Hoare annotation is: true [2022-11-02 20:43:42,461 INFO L902 garLoopResultBuilder]: At program point L5107(lines 5089 5131) the Hoare annotation is: true [2022-11-02 20:43:42,461 INFO L902 garLoopResultBuilder]: At program point L4777(line 4777) the Hoare annotation is: true [2022-11-02 20:43:42,461 INFO L899 garLoopResultBuilder]: For program point L4777-1(line 4777) no Hoare annotation was computed. [2022-11-02 20:43:42,461 INFO L902 garLoopResultBuilder]: At program point L5091(line 5091) the Hoare annotation is: true [2022-11-02 20:43:42,461 INFO L899 garLoopResultBuilder]: For program point L5058(lines 5058 5066) no Hoare annotation was computed. [2022-11-02 20:43:42,461 INFO L899 garLoopResultBuilder]: For program point L5091-1(line 5091) no Hoare annotation was computed. [2022-11-02 20:43:42,462 INFO L899 garLoopResultBuilder]: For program point L5124(lines 5124 5128) no Hoare annotation was computed. [2022-11-02 20:43:42,462 INFO L902 garLoopResultBuilder]: At program point L5025(line 5025) the Hoare annotation is: true [2022-11-02 20:43:42,462 INFO L899 garLoopResultBuilder]: For program point L5025-1(line 5025) no Hoare annotation was computed. [2022-11-02 20:43:42,462 INFO L902 garLoopResultBuilder]: At program point L5141(line 5141) the Hoare annotation is: true [2022-11-02 20:43:42,462 INFO L899 garLoopResultBuilder]: For program point L5141-1(line 5141) no Hoare annotation was computed. [2022-11-02 20:43:42,462 INFO L902 garLoopResultBuilder]: At program point L4778(line 4778) the Hoare annotation is: true [2022-11-02 20:43:42,462 INFO L899 garLoopResultBuilder]: For program point L5224-1(lines 5224 5238) no Hoare annotation was computed. [2022-11-02 20:43:42,462 INFO L902 garLoopResultBuilder]: At program point L4778-1(lines 4768 4781) the Hoare annotation is: true [2022-11-02 20:43:42,462 INFO L899 garLoopResultBuilder]: For program point L5224(lines 5224 5238) no Hoare annotation was computed. [2022-11-02 20:43:42,463 INFO L899 garLoopResultBuilder]: For program point L5092-1(line 5092) no Hoare annotation was computed. [2022-11-02 20:43:42,463 INFO L899 garLoopResultBuilder]: For program point L5026(lines 5026 5031) no Hoare annotation was computed. [2022-11-02 20:43:42,463 INFO L902 garLoopResultBuilder]: At program point L5125(line 5125) the Hoare annotation is: true [2022-11-02 20:43:42,463 INFO L902 garLoopResultBuilder]: At program point L5092(line 5092) the Hoare annotation is: true [2022-11-02 20:43:42,463 INFO L899 garLoopResultBuilder]: For program point L5142(lines 5142 5146) no Hoare annotation was computed. [2022-11-02 20:43:42,463 INFO L899 garLoopResultBuilder]: For program point L5043(lines 5043 5074) no Hoare annotation was computed. [2022-11-02 20:43:42,463 INFO L899 garLoopResultBuilder]: For program point L5076-2(lines 5076 5087) no Hoare annotation was computed. [2022-11-02 20:43:42,463 INFO L899 garLoopResultBuilder]: For program point L5076(line 5076) no Hoare annotation was computed. [2022-11-02 20:43:42,463 INFO L899 garLoopResultBuilder]: For program point L5043-2(lines 5043 5074) no Hoare annotation was computed. [2022-11-02 20:43:42,464 INFO L902 garLoopResultBuilder]: At program point L7686(lines 7685 7687) the Hoare annotation is: true [2022-11-02 20:43:42,464 INFO L902 garLoopResultBuilder]: At program point L5159(line 5159) the Hoare annotation is: true [2022-11-02 20:43:42,464 INFO L899 garLoopResultBuilder]: For program point L5159-1(line 5159) no Hoare annotation was computed. [2022-11-02 20:43:42,464 INFO L902 garLoopResultBuilder]: At program point L4713(lines 4708 4715) the Hoare annotation is: true [2022-11-02 20:43:42,464 INFO L902 garLoopResultBuilder]: At program point L5027(line 5027) the Hoare annotation is: true [2022-11-02 20:43:42,464 INFO L899 garLoopResultBuilder]: For program point L5027-1(line 5027) no Hoare annotation was computed. [2022-11-02 20:43:42,464 INFO L899 garLoopResultBuilder]: For program point L5060(lines 5060 5063) no Hoare annotation was computed. [2022-11-02 20:43:42,464 INFO L902 garLoopResultBuilder]: At program point L5110(line 5110) the Hoare annotation is: true [2022-11-02 20:43:42,464 INFO L899 garLoopResultBuilder]: For program point L5044-1(line 5044) no Hoare annotation was computed. [2022-11-02 20:43:42,465 INFO L902 garLoopResultBuilder]: At program point L5077(line 5077) the Hoare annotation is: true [2022-11-02 20:43:42,465 INFO L899 garLoopResultBuilder]: For program point L5110-1(line 5110) no Hoare annotation was computed. [2022-11-02 20:43:42,465 INFO L902 garLoopResultBuilder]: At program point L5044(line 5044) the Hoare annotation is: true [2022-11-02 20:43:42,465 INFO L899 garLoopResultBuilder]: For program point L5077-1(line 5077) no Hoare annotation was computed. [2022-11-02 20:43:42,465 INFO L902 garLoopResultBuilder]: At program point L5127(line 5127) the Hoare annotation is: true [2022-11-02 20:43:42,465 INFO L902 garLoopResultBuilder]: At program point L5127-1(lines 5089 5131) the Hoare annotation is: true [2022-11-02 20:43:42,465 INFO L899 garLoopResultBuilder]: For program point L5160(lines 5160 5164) no Hoare annotation was computed. [2022-11-02 20:43:42,465 INFO L902 garLoopResultBuilder]: At program point L5078(line 5078) the Hoare annotation is: true [2022-11-02 20:43:42,466 INFO L902 garLoopResultBuilder]: At program point L5177(line 5177) the Hoare annotation is: true [2022-11-02 20:43:42,466 INFO L899 garLoopResultBuilder]: For program point L5177-1(line 5177) no Hoare annotation was computed. [2022-11-02 20:43:42,466 INFO L899 garLoopResultBuilder]: For program point L5078-1(line 5078) no Hoare annotation was computed. [2022-11-02 20:43:42,466 INFO L902 garLoopResultBuilder]: At program point L5095(line 5095) the Hoare annotation is: true [2022-11-02 20:43:42,466 INFO L899 garLoopResultBuilder]: For program point L5095-1(line 5095) no Hoare annotation was computed. [2022-11-02 20:43:42,466 INFO L899 garLoopResultBuilder]: For program point L5178(lines 5178 5182) no Hoare annotation was computed. [2022-11-02 20:43:42,466 INFO L899 garLoopResultBuilder]: For program point L5079(lines 5079 5082) no Hoare annotation was computed. [2022-11-02 20:43:42,466 INFO L899 garLoopResultBuilder]: For program point L5112(line 5112) no Hoare annotation was computed. [2022-11-02 20:43:42,466 INFO L902 garLoopResultBuilder]: At program point L5195(line 5195) the Hoare annotation is: true [2022-11-02 20:43:42,467 INFO L899 garLoopResultBuilder]: For program point L5195-1(line 5195) no Hoare annotation was computed. [2022-11-02 20:43:42,467 INFO L902 garLoopResultBuilder]: At program point L5245(line 5245) the Hoare annotation is: true [2022-11-02 20:43:42,467 INFO L899 garLoopResultBuilder]: For program point L5245-1(line 5245) no Hoare annotation was computed. [2022-11-02 20:43:42,467 INFO L899 garLoopResultBuilder]: For program point L5113(lines 5113 5116) no Hoare annotation was computed. [2022-11-02 20:43:42,467 INFO L899 garLoopResultBuilder]: For program point L5196(lines 5196 5200) no Hoare annotation was computed. [2022-11-02 20:43:42,467 INFO L899 garLoopResultBuilder]: For program point L5097(lines 5097 5100) no Hoare annotation was computed. [2022-11-02 20:43:42,467 INFO L902 garLoopResultBuilder]: At program point L5064(lines 5043 5073) the Hoare annotation is: true [2022-11-02 20:43:42,467 INFO L899 garLoopResultBuilder]: For program point L5246(lines 5246 5260) no Hoare annotation was computed. [2022-11-02 20:43:42,468 INFO L902 garLoopResultBuilder]: At program point L5114(lines 5014 5262) the Hoare annotation is: true [2022-11-02 20:43:42,468 INFO L902 garLoopResultBuilder]: At program point L5213(line 5213) the Hoare annotation is: true [2022-11-02 20:43:42,468 INFO L899 garLoopResultBuilder]: For program point L5246-1(lines 5246 5260) no Hoare annotation was computed. [2022-11-02 20:43:42,468 INFO L902 garLoopResultBuilder]: At program point L4668(lines 4663 4670) the Hoare annotation is: true [2022-11-02 20:43:42,468 INFO L899 garLoopResultBuilder]: For program point L5213-1(line 5213) no Hoare annotation was computed. [2022-11-02 20:43:42,468 INFO L902 garLoopResultBuilder]: At program point L5098(lines 5089 5131) the Hoare annotation is: true [2022-11-02 20:43:42,468 INFO L899 garLoopResultBuilder]: For program point saa7146_i2c_writeoutEXIT(lines 4985 5263) no Hoare annotation was computed. [2022-11-02 20:43:42,468 INFO L899 garLoopResultBuilder]: For program point L5214(lines 5214 5218) no Hoare annotation was computed. [2022-11-02 20:43:42,468 INFO L902 garLoopResultBuilder]: At program point L5231(line 5231) the Hoare annotation is: true [2022-11-02 20:43:42,469 INFO L899 garLoopResultBuilder]: For program point L5231-1(line 5231) no Hoare annotation was computed. [2022-11-02 20:43:42,469 INFO L899 garLoopResultBuilder]: For program point L5232(lines 5232 5236) no Hoare annotation was computed. [2022-11-02 20:43:42,469 INFO L899 garLoopResultBuilder]: For program point L5034(lines 5034 5131) no Hoare annotation was computed. [2022-11-02 20:43:42,469 INFO L899 garLoopResultBuilder]: For program point L5133(lines 5133 5150) no Hoare annotation was computed. [2022-11-02 20:43:42,469 INFO L899 garLoopResultBuilder]: For program point L5133-1(lines 5132 5243) no Hoare annotation was computed. [2022-11-02 20:43:42,469 INFO L899 garLoopResultBuilder]: For program point L5018(lines 5018 5033) no Hoare annotation was computed. [2022-11-02 20:43:42,469 INFO L902 garLoopResultBuilder]: At program point L4605(lines 4599 4607) the Hoare annotation is: true [2022-11-02 20:43:42,469 INFO L899 garLoopResultBuilder]: For program point L5117(lines 5117 5122) no Hoare annotation was computed. [2022-11-02 20:43:42,469 INFO L899 garLoopResultBuilder]: For program point L5018-1(lines 5018 5033) no Hoare annotation was computed. [2022-11-02 20:43:42,470 INFO L899 garLoopResultBuilder]: For program point L5134(lines 5134 5148) no Hoare annotation was computed. [2022-11-02 20:43:42,470 INFO L899 garLoopResultBuilder]: For program point saa7146_i2c_writeoutFINAL(lines 4985 5263) no Hoare annotation was computed. [2022-11-02 20:43:42,470 INFO L902 garLoopResultBuilder]: At program point L5035(line 5035) the Hoare annotation is: true [2022-11-02 20:43:42,470 INFO L899 garLoopResultBuilder]: For program point L5035-1(line 5035) no Hoare annotation was computed. [2022-11-02 20:43:42,470 INFO L899 garLoopResultBuilder]: For program point L5101(lines 5101 5106) no Hoare annotation was computed. [2022-11-02 20:43:42,470 INFO L902 garLoopResultBuilder]: At program point L5068(lines 5043 5073) the Hoare annotation is: true [2022-11-02 20:43:42,470 INFO L899 garLoopResultBuilder]: For program point L5151(lines 5132 5243) no Hoare annotation was computed. [2022-11-02 20:43:42,470 INFO L899 garLoopResultBuilder]: For program point L5052(lines 5052 5055) no Hoare annotation was computed. [2022-11-02 20:43:42,471 INFO L902 garLoopResultBuilder]: At program point L4722(line 4722) the Hoare annotation is: true [2022-11-02 20:43:42,471 INFO L899 garLoopResultBuilder]: For program point L4722-1(line 4722) no Hoare annotation was computed. [2022-11-02 20:43:42,471 INFO L899 garLoopResultBuilder]: For program point L5036-1(line 5036) no Hoare annotation was computed. [2022-11-02 20:43:42,471 INFO L902 garLoopResultBuilder]: At program point L5036(line 5036) the Hoare annotation is: true [2022-11-02 20:43:42,471 INFO L895 garLoopResultBuilder]: At program point saa7146_i2c_writeoutENTRY(lines 4985 5263) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (not (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2))) [2022-11-02 20:43:42,471 INFO L899 garLoopResultBuilder]: For program point L5152(lines 5152 5166) no Hoare annotation was computed. [2022-11-02 20:43:42,471 INFO L902 garLoopResultBuilder]: At program point L4723(lines 4716 4725) the Hoare annotation is: true [2022-11-02 20:43:42,471 INFO L899 garLoopResultBuilder]: For program point L5169(lines 5132 5243) no Hoare annotation was computed. [2022-11-02 20:43:42,472 INFO L899 garLoopResultBuilder]: For program point L5170(lines 5170 5184) no Hoare annotation was computed. [2022-11-02 20:43:42,472 INFO L902 garLoopResultBuilder]: At program point L5038(line 5038) the Hoare annotation is: true [2022-11-02 20:43:42,472 INFO L899 garLoopResultBuilder]: For program point L5038-1(line 5038) no Hoare annotation was computed. [2022-11-02 20:43:42,472 INFO L902 garLoopResultBuilder]: At program point L4774(line 4774) the Hoare annotation is: true [2022-11-02 20:43:42,472 INFO L899 garLoopResultBuilder]: For program point L5187(lines 5132 5243) no Hoare annotation was computed. [2022-11-02 20:43:42,472 INFO L899 garLoopResultBuilder]: For program point L4774-1(line 4774) no Hoare annotation was computed. [2022-11-02 20:43:42,472 INFO L902 garLoopResultBuilder]: At program point L5253(line 5253) the Hoare annotation is: true [2022-11-02 20:43:42,472 INFO L899 garLoopResultBuilder]: For program point L5253-1(line 5253) no Hoare annotation was computed. [2022-11-02 20:43:42,472 INFO L899 garLoopResultBuilder]: For program point L5088-1(line 5088) no Hoare annotation was computed. [2022-11-02 20:43:42,473 INFO L902 garLoopResultBuilder]: At program point L5088(line 5088) the Hoare annotation is: true [2022-11-02 20:43:42,473 INFO L902 garLoopResultBuilder]: At program point L7698(lines 7697 7699) the Hoare annotation is: true [2022-11-02 20:43:42,473 INFO L902 garLoopResultBuilder]: At program point L4775(line 4775) the Hoare annotation is: true [2022-11-02 20:43:42,473 INFO L899 garLoopResultBuilder]: For program point L4775-1(line 4775) no Hoare annotation was computed. [2022-11-02 20:43:42,473 INFO L899 garLoopResultBuilder]: For program point L5254(lines 5254 5258) no Hoare annotation was computed. [2022-11-02 20:43:42,473 INFO L899 garLoopResultBuilder]: For program point L5188(lines 5188 5202) no Hoare annotation was computed. [2022-11-02 20:43:42,473 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveFINAL(lines 7608 7610) no Hoare annotation was computed. [2022-11-02 20:43:42,473 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 7608 7610) no Hoare annotation was computed. [2022-11-02 20:43:42,473 INFO L902 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 7608 7610) the Hoare annotation is: true [2022-11-02 20:43:42,474 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 7006 7011) no Hoare annotation was computed. [2022-11-02 20:43:42,474 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 7006 7011) the Hoare annotation is: true [2022-11-02 20:43:42,474 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 7006 7011) no Hoare annotation was computed. [2022-11-02 20:43:42,474 INFO L899 garLoopResultBuilder]: For program point readlFINAL(lines 4690 4697) no Hoare annotation was computed. [2022-11-02 20:43:42,474 INFO L902 garLoopResultBuilder]: At program point readlENTRY(lines 4690 4697) the Hoare annotation is: true [2022-11-02 20:43:42,474 INFO L899 garLoopResultBuilder]: For program point readlEXIT(lines 4690 4697) no Hoare annotation was computed. [2022-11-02 20:43:42,474 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:43:42,474 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-02 20:43:42,475 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2022-11-02 20:43:42,475 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:43:42,475 INFO L899 garLoopResultBuilder]: For program point writelFINAL(lines 4698 4704) no Hoare annotation was computed. [2022-11-02 20:43:42,475 INFO L902 garLoopResultBuilder]: At program point writelENTRY(lines 4698 4704) the Hoare annotation is: true [2022-11-02 20:43:42,475 INFO L899 garLoopResultBuilder]: For program point writelEXIT(lines 4698 4704) no Hoare annotation was computed. [2022-11-02 20:43:42,475 INFO L899 garLoopResultBuilder]: For program point get_currentEXIT(lines 4612 4635) no Hoare annotation was computed. [2022-11-02 20:43:42,475 INFO L899 garLoopResultBuilder]: For program point L4629(line 4629) no Hoare annotation was computed. [2022-11-02 20:43:42,475 INFO L899 garLoopResultBuilder]: For program point L4623(line 4623) no Hoare annotation was computed. [2022-11-02 20:43:42,475 INFO L899 garLoopResultBuilder]: For program point L4617(line 4617) no Hoare annotation was computed. [2022-11-02 20:43:42,476 INFO L902 garLoopResultBuilder]: At program point get_currentENTRY(lines 4612 4635) the Hoare annotation is: true [2022-11-02 20:43:42,476 INFO L902 garLoopResultBuilder]: At program point L4632(lines 4615 4634) the Hoare annotation is: true [2022-11-02 20:43:42,476 INFO L899 garLoopResultBuilder]: For program point L4626(line 4626) no Hoare annotation was computed. [2022-11-02 20:43:42,476 INFO L899 garLoopResultBuilder]: For program point get_currentFINAL(lines 4612 4635) no Hoare annotation was computed. [2022-11-02 20:43:42,476 INFO L899 garLoopResultBuilder]: For program point L4620(line 4620) no Hoare annotation was computed. [2022-11-02 20:43:42,476 INFO L899 garLoopResultBuilder]: For program point L4616(lines 4616 4631) no Hoare annotation was computed. [2022-11-02 20:43:42,476 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 7645 7647) no Hoare annotation was computed. [2022-11-02 20:43:42,476 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 7645 7647) the Hoare annotation is: true [2022-11-02 20:43:42,477 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 4679 4685) the Hoare annotation is: true [2022-11-02 20:43:42,477 INFO L902 garLoopResultBuilder]: At program point L7612(lines 7611 7613) the Hoare annotation is: true [2022-11-02 20:43:42,477 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 4679 4685) no Hoare annotation was computed. [2022-11-02 20:43:42,477 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreFINAL(lines 4679 4685) no Hoare annotation was computed. [2022-11-02 20:43:42,477 INFO L902 garLoopResultBuilder]: At program point L5726(lines 5724 5727) the Hoare annotation is: true [2022-11-02 20:43:42,477 INFO L895 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5728 5737) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (not (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1))) [2022-11-02 20:43:42,477 INFO L899 garLoopResultBuilder]: For program point L5721(line 5721) no Hoare annotation was computed. [2022-11-02 20:43:42,477 INFO L899 garLoopResultBuilder]: For program point L5720(lines 5720 5722) no Hoare annotation was computed. [2022-11-02 20:43:42,478 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5728 5737) no Hoare annotation was computed. [2022-11-02 20:43:42,478 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5728 5737) no Hoare annotation was computed. [2022-11-02 20:43:42,478 INFO L899 garLoopResultBuilder]: For program point L5730(lines 5730 5736) no Hoare annotation was computed. [2022-11-02 20:43:42,478 INFO L899 garLoopResultBuilder]: For program point L4928-1(line 4928) no Hoare annotation was computed. [2022-11-02 20:43:42,478 INFO L902 garLoopResultBuilder]: At program point L4928(line 4928) the Hoare annotation is: true [2022-11-02 20:43:42,478 INFO L902 garLoopResultBuilder]: At program point L4957(line 4957) the Hoare annotation is: true [2022-11-02 20:43:42,478 INFO L899 garLoopResultBuilder]: For program point L4957-1(line 4957) no Hoare annotation was computed. [2022-11-02 20:43:42,478 INFO L902 garLoopResultBuilder]: At program point L4953(line 4953) the Hoare annotation is: true [2022-11-02 20:43:42,478 INFO L899 garLoopResultBuilder]: For program point L4920(lines 4920 4923) no Hoare annotation was computed. [2022-11-02 20:43:42,478 INFO L899 garLoopResultBuilder]: For program point L4953-1(line 4953) no Hoare annotation was computed. [2022-11-02 20:43:42,479 INFO L895 garLoopResultBuilder]: At program point saa7146_i2c_resetENTRY(lines 4896 4984) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (not (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2))) [2022-11-02 20:43:42,479 INFO L899 garLoopResultBuilder]: For program point L4912-1(lines 4912 4925) no Hoare annotation was computed. [2022-11-02 20:43:42,479 INFO L899 garLoopResultBuilder]: For program point L4912(lines 4912 4925) no Hoare annotation was computed. [2022-11-02 20:43:42,479 INFO L899 garLoopResultBuilder]: For program point L4962(line 4962) no Hoare annotation was computed. [2022-11-02 20:43:42,479 INFO L902 garLoopResultBuilder]: At program point L4958(line 4958) the Hoare annotation is: true [2022-11-02 20:43:42,479 INFO L902 garLoopResultBuilder]: At program point L4929(line 4929) the Hoare annotation is: true [2022-11-02 20:43:42,479 INFO L899 garLoopResultBuilder]: For program point L4929-1(line 4929) no Hoare annotation was computed. [2022-11-02 20:43:42,479 INFO L902 garLoopResultBuilder]: At program point L4954(line 4954) the Hoare annotation is: true [2022-11-02 20:43:42,479 INFO L899 garLoopResultBuilder]: For program point L4958-1(line 4958) no Hoare annotation was computed. [2022-11-02 20:43:42,480 INFO L899 garLoopResultBuilder]: For program point L4954-1(line 4954) no Hoare annotation was computed. [2022-11-02 20:43:42,480 INFO L902 garLoopResultBuilder]: At program point L4971(line 4971) the Hoare annotation is: true [2022-11-02 20:43:42,480 INFO L899 garLoopResultBuilder]: For program point L4971-1(line 4971) no Hoare annotation was computed. [2022-11-02 20:43:42,480 INFO L902 garLoopResultBuilder]: At program point L4909(line 4909) the Hoare annotation is: true [2022-11-02 20:43:42,480 INFO L899 garLoopResultBuilder]: For program point L4909-1(line 4909) no Hoare annotation was computed. [2022-11-02 20:43:42,480 INFO L899 garLoopResultBuilder]: For program point L4934(line 4934) no Hoare annotation was computed. [2022-11-02 20:43:42,480 INFO L899 garLoopResultBuilder]: For program point L4963(lines 4963 4981) no Hoare annotation was computed. [2022-11-02 20:43:42,480 INFO L902 garLoopResultBuilder]: At program point L4930(line 4930) the Hoare annotation is: true [2022-11-02 20:43:42,480 INFO L902 garLoopResultBuilder]: At program point L4959(line 4959) the Hoare annotation is: true [2022-11-02 20:43:42,480 INFO L902 garLoopResultBuilder]: At program point L4926(line 4926) the Hoare annotation is: true [2022-11-02 20:43:42,481 INFO L899 garLoopResultBuilder]: For program point L4930-1(line 4930) no Hoare annotation was computed. [2022-11-02 20:43:42,481 INFO L902 garLoopResultBuilder]: At program point L4955(line 4955) the Hoare annotation is: true [2022-11-02 20:43:42,481 INFO L899 garLoopResultBuilder]: For program point L4955-1(line 4955) no Hoare annotation was computed. [2022-11-02 20:43:42,481 INFO L899 garLoopResultBuilder]: For program point L4926-1(line 4926) no Hoare annotation was computed. [2022-11-02 20:43:42,481 INFO L902 garLoopResultBuilder]: At program point L4951(line 4951) the Hoare annotation is: true [2022-11-02 20:43:42,481 INFO L899 garLoopResultBuilder]: For program point L4951-1(line 4951) no Hoare annotation was computed. [2022-11-02 20:43:42,481 INFO L902 garLoopResultBuilder]: At program point L4943(line 4943) the Hoare annotation is: true [2022-11-02 20:43:42,481 INFO L902 garLoopResultBuilder]: At program point L4910(line 4910) the Hoare annotation is: true [2022-11-02 20:43:42,481 INFO L899 garLoopResultBuilder]: For program point L4943-1(line 4943) no Hoare annotation was computed. [2022-11-02 20:43:42,482 INFO L899 garLoopResultBuilder]: For program point L4910-1(line 4910) no Hoare annotation was computed. [2022-11-02 20:43:42,482 INFO L899 garLoopResultBuilder]: For program point L4972(lines 4972 4976) no Hoare annotation was computed. [2022-11-02 20:43:42,482 INFO L899 garLoopResultBuilder]: For program point L4935(lines 4935 4961) no Hoare annotation was computed. [2022-11-02 20:43:42,482 INFO L902 garLoopResultBuilder]: At program point L4935-1(lines 4935 4961) the Hoare annotation is: true [2022-11-02 20:43:42,482 INFO L902 garLoopResultBuilder]: At program point L4931(line 4931) the Hoare annotation is: true [2022-11-02 20:43:42,482 INFO L899 garLoopResultBuilder]: For program point L4964-1(lines 4964 4978) no Hoare annotation was computed. [2022-11-02 20:43:42,482 INFO L899 garLoopResultBuilder]: For program point L4964(lines 4964 4978) no Hoare annotation was computed. [2022-11-02 20:43:42,482 INFO L902 garLoopResultBuilder]: At program point L4927(line 4927) the Hoare annotation is: true [2022-11-02 20:43:42,483 INFO L899 garLoopResultBuilder]: For program point L4927-1(line 4927) no Hoare annotation was computed. [2022-11-02 20:43:42,483 INFO L899 garLoopResultBuilder]: For program point saa7146_i2c_resetEXIT(lines 4896 4984) no Hoare annotation was computed. [2022-11-02 20:43:42,483 INFO L899 garLoopResultBuilder]: For program point L4956-1(line 4956) no Hoare annotation was computed. [2022-11-02 20:43:42,483 INFO L902 garLoopResultBuilder]: At program point L4956(line 4956) the Hoare annotation is: true [2022-11-02 20:43:42,483 INFO L902 garLoopResultBuilder]: At program point L4919(line 4919) the Hoare annotation is: true [2022-11-02 20:43:42,483 INFO L899 garLoopResultBuilder]: For program point L4952-1(line 4952) no Hoare annotation was computed. [2022-11-02 20:43:42,483 INFO L899 garLoopResultBuilder]: For program point L4919-1(line 4919) no Hoare annotation was computed. [2022-11-02 20:43:42,483 INFO L902 garLoopResultBuilder]: At program point L4952(line 4952) the Hoare annotation is: true [2022-11-02 20:43:42,483 INFO L899 garLoopResultBuilder]: For program point L4911(lines 4911 4933) no Hoare annotation was computed. [2022-11-02 20:43:42,484 INFO L902 garLoopResultBuilder]: At program point L4911-1(lines 4911 4933) the Hoare annotation is: true [2022-11-02 20:43:42,484 INFO L899 garLoopResultBuilder]: For program point L4944(lines 4944 4948) no Hoare annotation was computed. [2022-11-02 20:43:42,484 INFO L902 garLoopResultBuilder]: At program point L4907(line 4907) the Hoare annotation is: true [2022-11-02 20:43:42,484 INFO L899 garLoopResultBuilder]: For program point L4907-1(line 4907) no Hoare annotation was computed. [2022-11-02 20:43:42,484 INFO L899 garLoopResultBuilder]: For program point L4936-1(lines 4936 4950) no Hoare annotation was computed. [2022-11-02 20:43:42,484 INFO L899 garLoopResultBuilder]: For program point L4936(lines 4936 4950) no Hoare annotation was computed. [2022-11-02 20:43:42,484 INFO L899 garLoopResultBuilder]: For program point saa7146_i2c_resetFINAL(lines 4896 4984) no Hoare annotation was computed. [2022-11-02 20:43:42,484 INFO L895 garLoopResultBuilder]: At program point L5403(lines 5287 5457) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,485 INFO L899 garLoopResultBuilder]: For program point L5436-1(line 5436) no Hoare annotation was computed. [2022-11-02 20:43:42,485 INFO L899 garLoopResultBuilder]: For program point L5370(lines 5370 5374) no Hoare annotation was computed. [2022-11-02 20:43:42,485 INFO L895 garLoopResultBuilder]: At program point L5469(line 5469) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,485 INFO L899 garLoopResultBuilder]: For program point L5469-1(line 5469) no Hoare annotation was computed. [2022-11-02 20:43:42,485 INFO L895 garLoopResultBuilder]: At program point L5436(line 5436) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,485 INFO L895 garLoopResultBuilder]: At program point L4825(line 4825) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,485 INFO L899 garLoopResultBuilder]: For program point L4825-1(line 4825) no Hoare annotation was computed. [2022-11-02 20:43:42,486 INFO L899 garLoopResultBuilder]: For program point L7022(lines 7022 7027) no Hoare annotation was computed. [2022-11-02 20:43:42,486 INFO L899 garLoopResultBuilder]: For program point L7567-1(lines 7560 7582) no Hoare annotation was computed. [2022-11-02 20:43:42,486 INFO L895 garLoopResultBuilder]: At program point L7567(line 7567) the Hoare annotation is: false [2022-11-02 20:43:42,486 INFO L899 garLoopResultBuilder]: For program point L5536(line 5536) no Hoare annotation was computed. [2022-11-02 20:43:42,486 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:43:42,486 INFO L899 garLoopResultBuilder]: For program point L5437(lines 5437 5441) no Hoare annotation was computed. [2022-11-02 20:43:42,486 INFO L895 garLoopResultBuilder]: At program point L5537(line 5537) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,486 INFO L899 garLoopResultBuilder]: For program point L5537-1(line 5537) no Hoare annotation was computed. [2022-11-02 20:43:42,487 INFO L895 garLoopResultBuilder]: At program point L4893(lines 4865 4895) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,487 INFO L899 garLoopResultBuilder]: For program point L5323(lines 5323 5327) no Hoare annotation was computed. [2022-11-02 20:43:42,487 INFO L895 garLoopResultBuilder]: At program point L4844(lines 4807 4863) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,487 INFO L899 garLoopResultBuilder]: For program point L5356(line 5356) no Hoare annotation was computed. [2022-11-02 20:43:42,487 INFO L895 garLoopResultBuilder]: At program point L5472(lines 5459 5474) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,487 INFO L895 garLoopResultBuilder]: At program point L5456(lines 5264 5458) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,487 INFO L899 garLoopResultBuilder]: For program point L4845(lines 4845 4848) no Hoare annotation was computed. [2022-11-02 20:43:42,488 INFO L899 garLoopResultBuilder]: For program point L5357(lines 5357 5379) no Hoare annotation was computed. [2022-11-02 20:43:42,488 INFO L895 garLoopResultBuilder]: At program point L4862(lines 4798 4864) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,488 INFO L899 garLoopResultBuilder]: For program point L5308-1(line 5308) no Hoare annotation was computed. [2022-11-02 20:43:42,488 INFO L895 garLoopResultBuilder]: At program point L5308(line 5308) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,488 INFO L895 garLoopResultBuilder]: At program point L7026(lines 7013 7029) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1)) (.cse3 (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) .cse2 .cse3 (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) (and .cse0 (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (<= (+ 4 |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1|) 0) .cse1 .cse2 .cse3))) [2022-11-02 20:43:42,488 INFO L899 garLoopResultBuilder]: For program point L7571-1(lines 7560 7582) no Hoare annotation was computed. [2022-11-02 20:43:42,488 INFO L895 garLoopResultBuilder]: At program point L7571(line 7571) the Hoare annotation is: false [2022-11-02 20:43:42,489 INFO L895 garLoopResultBuilder]: At program point L4846(lines 4807 4863) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,489 INFO L899 garLoopResultBuilder]: For program point L5358(line 5358) no Hoare annotation was computed. [2022-11-02 20:43:42,489 INFO L899 garLoopResultBuilder]: For program point L5358-2(lines 5358 5361) no Hoare annotation was computed. [2022-11-02 20:43:42,489 INFO L895 garLoopResultBuilder]: At program point L7555(lines 7547 7557) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,489 INFO L899 garLoopResultBuilder]: For program point L5540(line 5540) no Hoare annotation was computed. [2022-11-02 20:43:42,489 INFO L895 garLoopResultBuilder]: At program point L5342(line 5342) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,489 INFO L899 garLoopResultBuilder]: For program point L5309(lines 5309 5313) no Hoare annotation was computed. [2022-11-02 20:43:42,490 INFO L899 garLoopResultBuilder]: For program point L5342-1(line 5342) no Hoare annotation was computed. [2022-11-02 20:43:42,490 INFO L899 garLoopResultBuilder]: For program point L5392-1(lines 5287 5457) no Hoare annotation was computed. [2022-11-02 20:43:42,490 INFO L895 garLoopResultBuilder]: At program point L5392(line 5392) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,490 INFO L895 garLoopResultBuilder]: At program point L5640(lines 5631 5643) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_lock~0 1)) (.cse2 (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1)) (.cse3 (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1))) (or (and .cse0 (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 4) 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (<= (+ 4 |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1|) 0) .cse1 .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) .cse2 (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) .cse3 (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)))) [2022-11-02 20:43:42,490 INFO L899 garLoopResultBuilder]: For program point L5343(lines 5343 5347) no Hoare annotation was computed. [2022-11-02 20:43:42,490 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:43:42,490 INFO L899 garLoopResultBuilder]: For program point L5409(lines 5409 5428) no Hoare annotation was computed. [2022-11-02 20:43:42,491 INFO L899 garLoopResultBuilder]: For program point L4732-1(line 4732) no Hoare annotation was computed. [2022-11-02 20:43:42,491 INFO L895 garLoopResultBuilder]: At program point L4732(line 4732) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,491 INFO L895 garLoopResultBuilder]: At program point L4815(lines 4807 4863) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,491 INFO L899 garLoopResultBuilder]: For program point L5294(lines 5294 5297) no Hoare annotation was computed. [2022-11-02 20:43:42,491 INFO L899 garLoopResultBuilder]: For program point L7111(lines 7111 7114) no Hoare annotation was computed. [2022-11-02 20:43:42,491 INFO L895 garLoopResultBuilder]: At program point L7656(lines 7655 7657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,491 INFO L899 garLoopResultBuilder]: For program point L5410(lines 5410 5424) no Hoare annotation was computed. [2022-11-02 20:43:42,491 INFO L899 garLoopResultBuilder]: For program point L5410-1(lines 5410 5424) no Hoare annotation was computed. [2022-11-02 20:43:42,492 INFO L895 garLoopResultBuilder]: At program point L4733(lines 4728 4735) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,492 INFO L895 garLoopResultBuilder]: At program point L4882(lines 4870 4894) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,492 INFO L899 garLoopResultBuilder]: For program point L5328-2(lines 5328 5331) no Hoare annotation was computed. [2022-11-02 20:43:42,492 INFO L899 garLoopResultBuilder]: For program point L5328(line 5328) no Hoare annotation was computed. [2022-11-02 20:43:42,492 INFO L895 garLoopResultBuilder]: At program point L5543(lines 5525 5552) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,492 INFO L895 garLoopResultBuilder]: At program point L5444(lines 5287 5457) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,492 INFO L899 garLoopResultBuilder]: For program point L7575-1(lines 7560 7582) no Hoare annotation was computed. [2022-11-02 20:43:42,493 INFO L895 garLoopResultBuilder]: At program point L7575(line 7575) the Hoare annotation is: false [2022-11-02 20:43:42,493 INFO L899 garLoopResultBuilder]: For program point L4883(lines 4883 4886) no Hoare annotation was computed. [2022-11-02 20:43:42,493 INFO L895 garLoopResultBuilder]: At program point L4850(lines 4807 4863) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,493 INFO L899 garLoopResultBuilder]: For program point L5362(lines 5362 5376) no Hoare annotation was computed. [2022-11-02 20:43:42,494 INFO L895 garLoopResultBuilder]: At program point L4817(lines 4807 4863) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,494 INFO L899 garLoopResultBuilder]: For program point L7113-1(lines 7111 7114) no Hoare annotation was computed. [2022-11-02 20:43:42,494 INFO L895 garLoopResultBuilder]: At program point L7113(line 7113) the Hoare annotation is: false [2022-11-02 20:43:42,494 INFO L899 garLoopResultBuilder]: For program point L5445(lines 5445 5454) no Hoare annotation was computed. [2022-11-02 20:43:42,494 INFO L899 garLoopResultBuilder]: For program point L5445-1(lines 5445 5454) no Hoare annotation was computed. [2022-11-02 20:43:42,494 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:43:42,494 INFO L899 garLoopResultBuilder]: For program point L5429(lines 5429 5443) no Hoare annotation was computed. [2022-11-02 20:43:42,494 INFO L899 garLoopResultBuilder]: For program point L5396(lines 5396 5400) no Hoare annotation was computed. [2022-11-02 20:43:42,494 INFO L895 garLoopResultBuilder]: At program point L4884(lines 4870 4894) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,495 INFO L895 garLoopResultBuilder]: At program point L4785(lines 4782 4787) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,495 INFO L895 garLoopResultBuilder]: At program point L5397(lines 5287 5457) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,495 INFO L895 garLoopResultBuilder]: At program point L4852(lines 4807 4863) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,495 INFO L899 garLoopResultBuilder]: For program point L5546(lines 5546 5549) no Hoare annotation was computed. [2022-11-02 20:43:42,495 INFO L895 garLoopResultBuilder]: At program point L5447(line 5447) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,495 INFO L899 garLoopResultBuilder]: For program point L5447-1(line 5447) no Hoare annotation was computed. [2022-11-02 20:43:42,495 INFO L899 garLoopResultBuilder]: For program point L7561(lines 7561 7564) no Hoare annotation was computed. [2022-11-02 20:43:42,496 INFO L895 garLoopResultBuilder]: At program point L5381(lines 5287 5457) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,496 INFO L895 garLoopResultBuilder]: At program point L5547(lines 5525 5552) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,496 INFO L895 garLoopResultBuilder]: At program point L7116(lines 7108 7118) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0)) [2022-11-02 20:43:42,496 INFO L899 garLoopResultBuilder]: For program point L5448-1(line 5448) no Hoare annotation was computed. [2022-11-02 20:43:42,496 INFO L899 garLoopResultBuilder]: For program point L7017(lines 7017 7020) no Hoare annotation was computed. [2022-11-02 20:43:42,496 INFO L895 garLoopResultBuilder]: At program point L5448(line 5448) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,497 INFO L899 garLoopResultBuilder]: For program point L5531(lines 5531 5542) no Hoare annotation was computed. [2022-11-02 20:43:42,497 INFO L895 garLoopResultBuilder]: At program point L7579-1(lines 7558 7583) the Hoare annotation is: (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) [2022-11-02 20:43:42,497 INFO L895 garLoopResultBuilder]: At program point L7579(line 7579) the Hoare annotation is: false [2022-11-02 20:43:42,497 INFO L899 garLoopResultBuilder]: For program point L4821(lines 4821 4824) no Hoare annotation was computed. [2022-11-02 20:43:42,497 INFO L899 garLoopResultBuilder]: For program point L5333(line 5333) no Hoare annotation was computed. [2022-11-02 20:43:42,497 INFO L899 garLoopResultBuilder]: For program point L7563-1(lines 7560 7582) no Hoare annotation was computed. [2022-11-02 20:43:42,497 INFO L895 garLoopResultBuilder]: At program point L7563(line 7563) the Hoare annotation is: false [2022-11-02 20:43:42,497 INFO L895 garLoopResultBuilder]: At program point L5383(lines 5287 5457) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,498 INFO L899 garLoopResultBuilder]: For program point L5449(lines 5449 5452) no Hoare annotation was computed. [2022-11-02 20:43:42,498 INFO L895 garLoopResultBuilder]: At program point L5317(lines 5287 5457) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,498 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:43:42,498 INFO L899 garLoopResultBuilder]: For program point L5532(line 5532) no Hoare annotation was computed. [2022-11-02 20:43:42,498 INFO L899 garLoopResultBuilder]: For program point L5334(lines 5334 5352) no Hoare annotation was computed. [2022-11-02 20:43:42,498 INFO L895 garLoopResultBuilder]: At program point L4888(lines 4870 4894) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,498 INFO L899 garLoopResultBuilder]: For program point L5301(lines 5301 5315) no Hoare annotation was computed. [2022-11-02 20:43:42,498 INFO L895 garLoopResultBuilder]: At program point L5648-1(lines 5644 5651) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0)) [2022-11-02 20:43:42,499 INFO L895 garLoopResultBuilder]: At program point L5648(line 5648) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0)) [2022-11-02 20:43:42,499 INFO L899 garLoopResultBuilder]: For program point L7019-1(lines 7017 7020) no Hoare annotation was computed. [2022-11-02 20:43:42,499 INFO L895 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: false [2022-11-02 20:43:42,499 INFO L895 garLoopResultBuilder]: At program point L5417(line 5417) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,499 INFO L899 garLoopResultBuilder]: For program point L5417-1(line 5417) no Hoare annotation was computed. [2022-11-02 20:43:42,499 INFO L895 garLoopResultBuilder]: At program point L5533(line 5533) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1)) [2022-11-02 20:43:42,499 INFO L899 garLoopResultBuilder]: For program point L5533-1(line 5533) no Hoare annotation was computed. [2022-11-02 20:43:42,500 INFO L899 garLoopResultBuilder]: For program point L5335(lines 5335 5349) no Hoare annotation was computed. [2022-11-02 20:43:42,500 INFO L899 garLoopResultBuilder]: For program point L5418(lines 5418 5422) no Hoare annotation was computed. [2022-11-02 20:43:42,500 INFO L895 garLoopResultBuilder]: At program point L5319(lines 5287 5457) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,500 INFO L895 garLoopResultBuilder]: At program point L4890(lines 4870 4894) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,500 INFO L899 garLoopResultBuilder]: For program point L4857-2(lines 4857 4861) no Hoare annotation was computed. [2022-11-02 20:43:42,500 INFO L899 garLoopResultBuilder]: For program point L4857(lines 4857 4861) no Hoare annotation was computed. [2022-11-02 20:43:42,500 INFO L895 garLoopResultBuilder]: At program point L5369(line 5369) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,501 INFO L899 garLoopResultBuilder]: For program point L5369-1(line 5369) no Hoare annotation was computed. [2022-11-02 20:43:42,501 INFO L895 garLoopResultBuilder]: At program point L5551(lines 5517 5553) the Hoare annotation is: (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 1) [2022-11-02 20:43:42,501 INFO L895 garLoopResultBuilder]: At program point L5386(lines 5287 5457) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (<= |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 0) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev_#res#1| 0) (< 0 (+ |ULTIMATE.start_saa7146_i2c_transfer_~tmp~9#1| 1)) (= ~ldv_mutex_lock_of_v4l2_ctrl_handler~0 1) (<= 0 |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1|) (= ~ldv_mutex_vb_lock_of_videobuf_queue~0 1) (<= |ULTIMATE.start_ldv_mutex_lock_interruptible_10_#res#1| 0) (= ~ldv_mutex_i2c_lock_of_saa7146_dev~0 2)) [2022-11-02 20:43:42,501 INFO L902 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 4673 4678) the Hoare annotation is: true [2022-11-02 20:43:42,501 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 4673 4678) no Hoare annotation was computed. [2022-11-02 20:43:42,501 INFO L899 garLoopResultBuilder]: For program point spinlock_checkFINAL(lines 4673 4678) no Hoare annotation was computed. [2022-11-02 20:43:42,505 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:42,507 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:43:42,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:43:42 BoogieIcfgContainer [2022-11-02 20:43:42,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:43:42,553 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:43:42,553 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:43:42,554 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:43:42,554 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:43:34" (3/4) ... [2022-11-02 20:43:42,557 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:43:42,563 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_status [2022-11-02 20:43:42,563 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2022-11-02 20:43:42,563 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2022-11-02 20:43:42,563 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2022-11-02 20:43:42,563 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2022-11-02 20:43:42,563 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_current [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure SAA7146_IER_DISABLE [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure to_saa7146_dev [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-02 20:43:42,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_writeout [2022-11-02 20:43:42,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_reset [2022-11-02 20:43:42,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2022-11-02 20:43:42,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2022-11-02 20:43:42,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-02 20:43:42,594 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 259 nodes and edges [2022-11-02 20:43:42,595 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-11-02 20:43:42,597 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2022-11-02 20:43:42,598 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-02 20:43:42,600 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-02 20:43:42,602 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-02 20:43:42,604 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:43:42,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:43:42,632 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0 [2022-11-02 20:43:42,633 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0 [2022-11-02 20:43:42,633 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && ldv_mutex_i2c_lock_of_saa7146_dev == 2) || (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && 4 + \result <= 0) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1) [2022-11-02 20:43:42,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device && \result + 4 <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && 4 + \result <= 0) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1) || (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2) [2022-11-02 20:43:42,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,645 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,647 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,647 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,648 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,649 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,649 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,649 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,649 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,650 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,650 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,650 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 [2022-11-02 20:43:42,789 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:43:42,789 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:43:42,789 INFO L158 Benchmark]: Toolchain (without parser) took 13705.45ms. Allocated memory was 107.0MB in the beginning and 297.8MB in the end (delta: 190.8MB). Free memory was 81.6MB in the beginning and 222.2MB in the end (delta: -140.6MB). Peak memory consumption was 215.9MB. Max. memory is 16.1GB. [2022-11-02 20:43:42,790 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:43:42,790 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2271.85ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 81.6MB in the beginning and 76.8MB in the end (delta: 4.8MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. [2022-11-02 20:43:42,791 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.21ms. Allocated memory is still 130.0MB. Free memory was 76.8MB in the beginning and 66.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:43:42,791 INFO L158 Benchmark]: Boogie Preprocessor took 151.47ms. Allocated memory is still 130.0MB. Free memory was 66.9MB in the beginning and 57.9MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:43:42,791 INFO L158 Benchmark]: RCFGBuilder took 2404.33ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 57.9MB in the beginning and 95.8MB in the end (delta: -37.9MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2022-11-02 20:43:42,792 INFO L158 Benchmark]: TraceAbstraction took 8485.90ms. Allocated memory was 188.7MB in the beginning and 297.8MB in the end (delta: 109.1MB). Free memory was 94.8MB in the beginning and 69.1MB in the end (delta: 25.6MB). Peak memory consumption was 134.7MB. Max. memory is 16.1GB. [2022-11-02 20:43:42,793 INFO L158 Benchmark]: Witness Printer took 235.67ms. Allocated memory is still 297.8MB. Free memory was 69.1MB in the beginning and 222.2MB in the end (delta: -153.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:43:42,795 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2271.85ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 81.6MB in the beginning and 76.8MB in the end (delta: 4.8MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 147.21ms. Allocated memory is still 130.0MB. Free memory was 76.8MB in the beginning and 66.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.47ms. Allocated memory is still 130.0MB. Free memory was 66.9MB in the beginning and 57.9MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2404.33ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 57.9MB in the beginning and 95.8MB in the end (delta: -37.9MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * TraceAbstraction took 8485.90ms. Allocated memory was 188.7MB in the beginning and 297.8MB in the end (delta: 109.1MB). Free memory was 94.8MB in the beginning and 69.1MB in the end (delta: 25.6MB). Peak memory consumption was 134.7MB. Max. memory is 16.1GB. * Witness Printer took 235.67ms. Allocated memory is still 297.8MB. Free memory was 69.1MB in the beginning and 222.2MB in the end (delta: -153.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7002]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 375 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3722 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3630 mSDsluCounter, 8568 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3892 mSDsCounter, 413 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1349 IncrementalHoareTripleChecker+Invalid, 1762 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 413 mSolverCounterUnsat, 4676 mSDtfsCounter, 1349 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=713occurred in iteration=1, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 34 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 155 LocationsWithAnnotation, 1237 PreInvPairs, 1297 NumberOfFragments, 1589 HoareAnnotationTreeSize, 1237 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 155 FomulaSimplificationsInter, 4521 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 7685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4807]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5089]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4870]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 4870]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4728]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5043]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7013]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && ldv_mutex_i2c_lock_of_saa7146_dev == 2) || (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && 4 + \result <= 0) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1) - InvariantResult [Line: 5264]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 4708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4768]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5459]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 4599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7655]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 4782]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 4807]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0 - InvariantResult [Line: 7697]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4870]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5089]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5525]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 4716]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4798]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 4870]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 4615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5089]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4807]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5014]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5724]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5525]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 4865]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 4807]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5517]: Loop Invariant Derived loop invariant: ldv_mutex_i2c_lock_of_saa7146_dev == 1 - InvariantResult [Line: 7611]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7547]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 4807]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 7558]: Loop Invariant Derived loop invariant: ldv_mutex_i2c_lock_of_saa7146_dev == 1 - InvariantResult [Line: 7108]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0 - InvariantResult [Line: 4807]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 5631]: Loop Invariant Derived loop invariant: ((((((1 == ldv_mutex_mutex_of_device && \result + 4 <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 1) && 4 + \result <= 0) && ldv_mutex_lock == 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && ldv_mutex_vb_lock_of_videobuf_queue == 1) || (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2) - InvariantResult [Line: 5043]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: ((((((((1 == ldv_mutex_mutex_of_device && tmp <= 0) && ldv_mutex_lock == 1) && \result == 0) && 0 < tmp + 1) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 0 <= \result) && ldv_mutex_vb_lock_of_videobuf_queue == 1) && \result <= 0) && ldv_mutex_i2c_lock_of_saa7146_dev == 2 - InvariantResult [Line: 4663]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-02 20:43:42,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451ca2af-0272-435d-837c-2ff362f0d3b1/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE