./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1f258bb699a014f11eb0babe874a45670072f33ce1154e31a2f0110b34e4ef74 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:45:44,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:45:44,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:45:45,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:45:45,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:45:45,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:45:45,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:45:45,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:45:45,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:45:45,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:45:45,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:45:45,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:45:45,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:45:45,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:45:45,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:45:45,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:45:45,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:45:45,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:45:45,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:45:45,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:45:45,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:45:45,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:45:45,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:45:45,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:45:45,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:45:45,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:45:45,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:45:45,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:45:45,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:45:45,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:45:45,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:45:45,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:45:45,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:45:45,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:45:45,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:45:45,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:45:45,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:45:45,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:45:45,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:45:45,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:45:45,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:45:45,075 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:45:45,098 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:45:45,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:45:45,099 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:45:45,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:45:45,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:45:45,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:45:45,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:45:45,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:45:45,101 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:45:45,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:45:45,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:45:45,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:45:45,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:45:45,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:45:45,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:45:45,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:45:45,103 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:45:45,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:45:45,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:45:45,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:45:45,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:45:45,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:45:45,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:45:45,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:45:45,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:45:45,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:45:45,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:45:45,106 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:45:45,106 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:45:45,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:45:45,106 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_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f258bb699a014f11eb0babe874a45670072f33ce1154e31a2f0110b34e4ef74 [2022-10-17 10:45:45,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:45:45,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:45:45,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:45:45,457 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:45:45,460 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:45:45,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2022-10-17 10:45:45,530 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/data/633fba0d1/362397e46ba4438fa4f837b4da8de39a/FLAGf9d04a873 [2022-10-17 10:45:46,477 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:45:46,478 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2022-10-17 10:45:46,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/data/633fba0d1/362397e46ba4438fa4f837b4da8de39a/FLAGf9d04a873 [2022-10-17 10:45:46,885 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/data/633fba0d1/362397e46ba4438fa4f837b4da8de39a [2022-10-17 10:45:46,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:45:46,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:45:46,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:45:46,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:45:46,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:45:46,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:45:46" (1/1) ... [2022-10-17 10:45:46,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404d3d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:46, skipping insertion in model container [2022-10-17 10:45:46,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:45:46" (1/1) ... [2022-10-17 10:45:46,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:45:47,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:45:48,956 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_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i[239447,239460] [2022-10-17 10:45:49,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:45:49,033 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:45:49,453 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_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i[239447,239460] [2022-10-17 10:45:49,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:45:49,643 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:45:49,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49 WrapperNode [2022-10-17 10:45:49,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:45:49,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:45:49,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:45:49,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:45:49,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:49,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,050 INFO L138 Inliner]: procedures = 261, calls = 1811, calls flagged for inlining = 104, calls inlined = 100, statements flattened = 4661 [2022-10-17 10:45:50,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:45:50,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:45:50,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:45:50,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:45:50,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,461 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:45:50,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:45:50,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:45:50,534 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:45:50,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (1/1) ... [2022-10-17 10:45:50,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:45:50,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:45:50,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:45:50,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf0ef1bd-aaf6-4144-91b3-0aebceab4e22/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:45:50,624 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 10:45:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 10:45:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2022-10-17 10:45:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2022-10-17 10:45:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:45:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:45:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:45:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:45:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:45:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:45:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_delete [2022-10-17 10:45:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_delete [2022-10-17 10:45:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2022-10-17 10:45:50,627 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2022-10-17 10:45:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_usb_bulk_msg [2022-10-17 10:45:50,627 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_usb_bulk_msg [2022-10-17 10:45:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-17 10:45:50,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-17 10:45:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-10-17 10:45:50,628 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-10-17 10:45:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:45:50,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:45:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-17 10:45:50,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-17 10:45:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-10-17 10:45:50,629 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-10-17 10:45:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_signal_sdio_irq [2022-10-17 10:45:50,629 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_signal_sdio_irq [2022-10-17 10:45:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_50 [2022-10-17 10:45:50,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_50 [2022-10-17 10:45:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:45:50,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:45:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:45:50,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:45:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:45:50,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:45:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:45:50,630 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:45:50,631 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_detect_change [2022-10-17 10:45:50,631 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_detect_change [2022-10-17 10:45:50,631 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 10:45:50,631 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 10:45:50,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_cancel [2022-10-17 10:45:50,631 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_cancel [2022-10-17 10:45:50,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-17 10:45:50,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-17 10:45:50,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2022-10-17 10:45:50,632 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2022-10-17 10:45:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2022-10-17 10:45:50,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2022-10-17 10:45:50,633 INFO L130 BoogieDeclarations]: Found specification of procedure __command_read_data [2022-10-17 10:45:50,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_read_data [2022-10-17 10:45:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:45:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_27 [2022-10-17 10:45:50,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_27 [2022-10-17 10:45:50,634 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 10:45:50,635 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 10:45:50,636 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-10-17 10:45:50,636 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-10-17 10:45:50,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:45:50,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2022-10-17 10:45:50,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2022-10-17 10:45:50,637 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 10:45:50,638 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 10:45:50,638 INFO L130 BoogieDeclarations]: Found specification of procedure irqpoll_out_completed [2022-10-17 10:45:50,638 INFO L138 BoogieDeclarations]: Found implementation of procedure irqpoll_out_completed [2022-10-17 10:45:50,638 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_disconnect [2022-10-17 10:45:50,639 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_disconnect [2022-10-17 10:45:50,639 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2022-10-17 10:45:50,639 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2022-10-17 10:45:50,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2022-10-17 10:45:50,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2022-10-17 10:45:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:45:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:45:50,640 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-17 10:45:50,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-10-17 10:45:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 10:45:50,641 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 10:45:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_enable_sdio_irq [2022-10-17 10:45:50,641 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_enable_sdio_irq [2022-10-17 10:45:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 10:45:50,641 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 10:45:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-17 10:45:50,642 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-10-17 10:45:50,642 INFO L130 BoogieDeclarations]: Found specification of procedure add_offloaded_reg [2022-10-17 10:45:50,642 INFO L138 BoogieDeclarations]: Found implementation of procedure add_offloaded_reg [2022-10-17 10:45:50,642 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-17 10:45:50,642 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-10-17 10:45:50,642 INFO L130 BoogieDeclarations]: Found specification of procedure command_out_completed [2022-10-17 10:45:50,643 INFO L138 BoogieDeclarations]: Found implementation of procedure command_out_completed [2022-10-17 10:45:50,643 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_to_multiple_of_64 [2022-10-17 10:45:50,643 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_to_multiple_of_64 [2022-10-17 10:45:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-10-17 10:45:50,644 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-10-17 10:45:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-17 10:45:50,644 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-17 10:45:50,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:45:50,645 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_cmndwork_thread [2022-10-17 10:45:50,645 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_cmndwork_thread [2022-10-17 10:45:50,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:45:50,646 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2022-10-17 10:45:50,646 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2022-10-17 10:45:50,646 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2022-10-17 10:45:50,647 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2022-10-17 10:45:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-10-17 10:45:50,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-10-17 10:45:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:45:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-10-17 10:45:50,647 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-10-17 10:45:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:45:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:45:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 10:45:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 10:45:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure send_irqpoll [2022-10-17 10:45:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure send_irqpoll [2022-10-17 10:45:50,649 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 10:45:50,649 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 10:45:50,649 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:45:50,650 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:45:50,652 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-10-17 10:45:50,653 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-10-17 10:45:50,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:45:50,653 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_response_error [2022-10-17 10:45:50,654 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_response_error [2022-10-17 10:45:50,654 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2022-10-17 10:45:50,655 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2022-10-17 10:45:50,656 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_free_host [2022-10-17 10:45:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_free_host [2022-10-17 10:45:50,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:45:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:45:50,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_32 [2022-10-17 10:45:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_32 [2022-10-17 10:45:50,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:45:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:45:50,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:45:50,663 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_poll_work [2022-10-17 10:45:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_poll_work [2022-10-17 10:45:50,663 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2022-10-17 10:45:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2022-10-17 10:45:50,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:45:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:45:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-10-17 10:45:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-10-17 10:45:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2022-10-17 10:45:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2022-10-17 10:45:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:45:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2022-10-17 10:45:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2022-10-17 10:45:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_9 [2022-10-17 10:45:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_9 [2022-10-17 10:45:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:45:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:45:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:45:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure __download_offload_pseudocode [2022-10-17 10:45:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __download_offload_pseudocode [2022-10-17 10:45:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:45:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:45:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2022-10-17 10:45:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2022-10-17 10:45:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_pollwork_thread [2022-10-17 10:45:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_pollwork_thread [2022-10-17 10:45:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_InterfaceNumber [2022-10-17 10:45:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_InterfaceNumber [2022-10-17 10:45:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-17 10:45:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-17 10:45:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 10:45:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 10:45:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 10:45:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 10:45:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure __do_poll [2022-10-17 10:45:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_poll [2022-10-17 10:45:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2022-10-17 10:45:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2022-10-17 10:45:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure new_system_port_status [2022-10-17 10:45:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure new_system_port_status [2022-10-17 10:45:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_request_done [2022-10-17 10:45:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_request_done [2022-10-17 10:45:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-17 10:45:50,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-10-17 10:45:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-17 10:45:50,669 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-17 10:45:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure __command_write_data [2022-10-17 10:45:50,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_write_data [2022-10-17 10:45:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-10-17 10:45:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-10-17 10:45:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-17 10:45:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-17 10:45:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-10-17 10:45:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_47 [2022-10-17 10:45:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_47 [2022-10-17 10:45:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-17 10:45:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-17 10:45:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:45:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-10-17 10:45:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-10-17 10:45:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2022-10-17 10:45:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2022-10-17 10:45:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-10-17 10:45:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-10-17 10:45:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_deadwork_thread [2022-10-17 10:45:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_deadwork_thread [2022-10-17 10:45:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure check_vub300_port_status [2022-10-17 10:45:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure check_vub300_port_status [2022-10-17 10:45:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-17 10:45:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:45:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:45:51,601 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:45:51,605 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:45:53,415 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:45:58,178 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:45:58,215 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:45:58,215 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:45:58,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:45:58 BoogieIcfgContainer [2022-10-17 10:45:58,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:45:58,225 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:45:58,225 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:45:58,228 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:45:58,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:45:46" (1/3) ... [2022-10-17 10:45:58,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f702c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:45:58, skipping insertion in model container [2022-10-17 10:45:58,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:49" (2/3) ... [2022-10-17 10:45:58,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f702c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:45:58, skipping insertion in model container [2022-10-17 10:45:58,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:45:58" (3/3) ... [2022-10-17 10:45:58,231 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-063f96c-1-144_1a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2022-10-17 10:45:58,252 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:45:58,252 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:45:58,382 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:45:58,402 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;@2c9827b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:45:58,402 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:45:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand has 1662 states, 1185 states have (on average 1.4270042194092827) internal successors, (1691), 1251 states have internal predecessors, (1691), 382 states have call successors, (382), 94 states have call predecessors, (382), 93 states have return successors, (373), 347 states have call predecessors, (373), 373 states have call successors, (373) [2022-10-17 10:45:58,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 10:45:58,436 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:45:58,437 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2022-10-17 10:45:58,437 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:45:58,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:45:58,442 INFO L85 PathProgramCache]: Analyzing trace with hash -744390701, now seen corresponding path program 1 times [2022-10-17 10:45:58,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:45:58,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382926626] [2022-10-17 10:45:58,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:45:58,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:45:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:58,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:45:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:45:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:45:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:45:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:45:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:45:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:45:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:45:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:45:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-17 10:45:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:45:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:45:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-17 10:45:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:45:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-17 10:45:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:45:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:45:59,361 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 10:45:59,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:45:59,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382926626] [2022-10-17 10:45:59,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382926626] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:45:59,366 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:45:59,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:45:59,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219907501] [2022-10-17 10:45:59,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:45:59,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:45:59,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:45:59,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:45:59,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:45:59,421 INFO L87 Difference]: Start difference. First operand has 1662 states, 1185 states have (on average 1.4270042194092827) internal successors, (1691), 1251 states have internal predecessors, (1691), 382 states have call successors, (382), 94 states have call predecessors, (382), 93 states have return successors, (373), 347 states have call predecessors, (373), 373 states have call successors, (373) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (10), 5 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-17 10:46:08,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:46:08,643 INFO L93 Difference]: Finished difference Result 3482 states and 5270 transitions. [2022-10-17 10:46:08,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 10:46:08,645 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (10), 5 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 113 [2022-10-17 10:46:08,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:46:08,684 INFO L225 Difference]: With dead ends: 3482 [2022-10-17 10:46:08,684 INFO L226 Difference]: Without dead ends: 1808 [2022-10-17 10:46:08,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:46:08,708 INFO L413 NwaCegarLoop]: 2217 mSDtfsCounter, 1194 mSDsluCounter, 1676 mSDsCounter, 0 mSdLazyCounter, 1633 mSolverCounterSat, 984 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1226 SdHoareTripleChecker+Valid, 3893 SdHoareTripleChecker+Invalid, 2617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 984 IncrementalHoareTripleChecker+Valid, 1633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-10-17 10:46:08,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1226 Valid, 3893 Invalid, 2617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [984 Valid, 1633 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2022-10-17 10:46:08,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1808 states. [2022-10-17 10:46:08,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1808 to 1646. [2022-10-17 10:46:08,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1646 states, 1180 states have (on average 1.3847457627118644) internal successors, (1634), 1235 states have internal predecessors, (1634), 373 states have call successors, (373), 93 states have call predecessors, (373), 92 states have return successors, (369), 343 states have call predecessors, (369), 369 states have call successors, (369) [2022-10-17 10:46:08,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1646 states and 2376 transitions. [2022-10-17 10:46:08,893 INFO L78 Accepts]: Start accepts. Automaton has 1646 states and 2376 transitions. Word has length 113 [2022-10-17 10:46:08,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:46:08,893 INFO L495 AbstractCegarLoop]: Abstraction has 1646 states and 2376 transitions. [2022-10-17 10:46:08,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (10), 5 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-17 10:46:08,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2376 transitions. [2022-10-17 10:46:08,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 10:46:08,901 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:46:08,901 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2022-10-17 10:46:08,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 10:46:08,903 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:46:08,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:46:08,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1785197365, now seen corresponding path program 1 times [2022-10-17 10:46:08,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:46:08,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682935654] [2022-10-17 10:46:08,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:46:08,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:46:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:46:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:46:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:46:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:46:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:46:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:46:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:46:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:46:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:46:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-17 10:46:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:46:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:46:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-17 10:46:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:46:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-17 10:46:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:46:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:46:09,496 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 10:46:09,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:46:09,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682935654] [2022-10-17 10:46:09,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682935654] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:46:09,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:46:09,497 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 10:46:09,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019984746] [2022-10-17 10:46:09,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:46:09,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 10:46:09,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:46:09,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:46:09,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:46:09,500 INFO L87 Difference]: Start difference. First operand 1646 states and 2376 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9)