./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro --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 d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c --- 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-8393723 [2022-11-18 19:33:25,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:33:25,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:33:25,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:33:25,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:33:25,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:33:25,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:33:25,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:33:25,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:33:25,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:33:25,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:33:25,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:33:25,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:33:25,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:33:25,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:33:25,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:33:25,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:33:25,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:33:25,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:33:25,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:33:25,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:33:25,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:33:25,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:33:25,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:33:25,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:33:25,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:33:25,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:33:25,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:33:25,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:33:25,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:33:25,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:33:25,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:33:25,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:33:25,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:33:25,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:33:25,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:33:25,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:33:25,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:33:25,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:33:25,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:33:25,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:33:25,330 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 19:33:25,370 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:33:25,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:33:25,375 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:33:25,375 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:33:25,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:33:25,376 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:33:25,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:33:25,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:33:25,377 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:33:25,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:33:25,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:33:25,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:33:25,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:33:25,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:33:25,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:33:25,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:33:25,380 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:33:25,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:33:25,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:33:25,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:33:25,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:33:25,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:33:25,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:33:25,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:33:25,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:33:25,382 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:33:25,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:33:25,384 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:33:25,384 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:33:25,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:33:25,385 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_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c [2022-11-18 19:33:25,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:33:25,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:33:25,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:33:25,760 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:33:25,761 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:33:25,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-11-18 19:33:25,842 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/data/00e5129e6/d4f4de49b9944dc1befe6acc19764df3/FLAG9b7dd22aa [2022-11-18 19:33:27,108 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:33:27,109 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-11-18 19:33:27,197 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/data/00e5129e6/d4f4de49b9944dc1befe6acc19764df3/FLAG9b7dd22aa [2022-11-18 19:33:27,315 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/data/00e5129e6/d4f4de49b9944dc1befe6acc19764df3 [2022-11-18 19:33:27,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:33:27,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:33:27,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:33:27,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:33:27,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:33:27,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:33:27" (1/1) ... [2022-11-18 19:33:27,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62167bac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:27, skipping insertion in model container [2022-11-18 19:33:27,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:33:27" (1/1) ... [2022-11-18 19:33:27,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:33:27,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:33:28,269 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-11-18 19:33:28,269 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2022-11-18 19:33:29,187 WARN L234 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_5b2c8de9-7e25-44da-946a-088b984ad361/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2022-11-18 19:33:32,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:33:32,287 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:33:32,396 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-11-18 19:33:32,396 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2022-11-18 19:33:32,465 WARN L234 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_5b2c8de9-7e25-44da-946a-088b984ad361/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2022-11-18 19:33:33,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:33:33,690 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:33:33,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33 WrapperNode [2022-11-18 19:33:33,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:33:33,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:33:33,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:33:33,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:33:33,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:33,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:34,480 INFO L138 Inliner]: procedures = 467, calls = 5641, calls flagged for inlining = 175, calls inlined = 173, statements flattened = 13680 [2022-11-18 19:33:34,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:33:34,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:33:34,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:33:34,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:33:34,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:34,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:34,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:34,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:35,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:35,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:35,124 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:35,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:35,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:33:35,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:33:35,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:33:35,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:33:35,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (1/1) ... [2022-11-18 19:33:35,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:33:35,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:33:35,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:33:35,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:33:35,395 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_ppc [2022-11-18 19:33:35,395 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_ppc [2022-11-18 19:33:35,395 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-18 19:33:35,395 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-18 19:33:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd_fusion [2022-11-18 19:33:35,396 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd_fusion [2022-11-18 19:33:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure MR_GetPhyParams [2022-11-18 19:33:35,396 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_GetPhyParams [2022-11-18 19:33:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_skinny [2022-11-18 19:33:35,396 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_skinny [2022-11-18 19:33:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure get_arm_from_strip [2022-11-18 19:33:35,397 INFO L138 BoogieDeclarations]: Found implementation of procedure get_arm_from_strip [2022-11-18 19:33:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_set_dma_mask [2022-11-18 19:33:35,397 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_set_dma_mask [2022-11-18 19:33:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_xscale [2022-11-18 19:33:35,398 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_xscale [2022-11-18 19:33:35,398 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_init_mfi [2022-11-18 19:33:35,398 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_init_mfi [2022-11-18 19:33:35,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-18 19:33:35,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-18 19:33:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 19:33:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 19:33:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool_fusion [2022-11-18 19:33:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool_fusion [2022-11-18 19:33:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds_fusion [2022-11-18 19:33:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds_fusion [2022-11-18 19:33:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_configure [2022-11-18 19:33:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_configure [2022-11-18 19:33:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_internal_reset_defer_cmds [2022-11-18 19:33:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_internal_reset_defer_cmds [2022-11-18 19:33:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-18 19:33:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-18 19:33:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure mega_div64_32 [2022-11-18 19:33:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_div64_32 [2022-11-18 19:33:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_gen2 [2022-11-18 19:33:35,402 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_gen2 [2022-11-18 19:33:35,402 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2022-11-18 19:33:35,402 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2022-11-18 19:33:35,402 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-18 19:33:35,403 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-18 19:33:35,403 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_request_descriptor [2022-11-18 19:33:35,403 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_request_descriptor [2022-11-18 19:33:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ArPdGet [2022-11-18 19:33:35,404 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ArPdGet [2022-11-18 19:33:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 19:33:35,404 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 19:33:35,404 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-11-18 19:33:35,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-11-18 19:33:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc [2022-11-18 19:33:35,405 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc [2022-11-18 19:33:35,405 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_flush_cache [2022-11-18 19:33:35,406 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_flush_cache [2022-11-18 19:33:35,406 INFO L130 BoogieDeclarations]: Found specification of procedure get_row_from_strip [2022-11-18 19:33:35,407 INFO L138 BoogieDeclarations]: Found implementation of procedure get_row_from_strip [2022-11-18 19:33:35,408 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_device [2022-11-18 19:33:35,408 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_device [2022-11-18 19:33:35,408 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 19:33:35,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 19:33:35,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_29 [2022-11-18 19:33:35,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_29 [2022-11-18 19:33:35,409 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-11-18 19:33:35,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-11-18 19:33:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_int_cmd [2022-11-18 19:33:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_int_cmd [2022-11-18 19:33:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure mr_spanset_get_phy_params [2022-11-18 19:33:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure mr_spanset_get_phy_params [2022-11-18 19:33:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_resume [2022-11-18 19:33:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_resume [2022-11-18 19:33:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown [2022-11-18 19:33:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown [2022-11-18 19:33:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-11-18 19:33:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 19:33:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 19:33:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-11-18 19:33:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-11-18 19:33:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_skinny [2022-11-18 19:33:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_skinny [2022-11-18 19:33:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:33:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-18 19:33:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-18 19:33:35,533 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_alloc [2022-11-18 19:33:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_alloc [2022-11-18 19:33:35,533 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-11-18 19:33:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-11-18 19:33:35,533 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanArrayGet [2022-11-18 19:33:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanArrayGet [2022-11-18 19:33:35,534 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_timer [2022-11-18 19:33:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_timer [2022-11-18 19:33:35,534 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_list [2022-11-18 19:33:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_list [2022-11-18 19:33:35,534 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2022-11-18 19:33:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2022-11-18 19:33:35,534 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 19:33:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 19:33:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_vf_affiliation [2022-11-18 19:33:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_vf_affiliation [2022-11-18 19:33:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_register_aen [2022-11-18 19:33:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_register_aen [2022-11-18 19:33:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-18 19:33:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-18 19:33:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-18 19:33:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-18 19:33:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 19:33:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-18 19:33:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-18 19:33:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 19:33:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 19:33:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sync_map_info [2022-11-18 19:33:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sync_map_info [2022-11-18 19:33:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 19:33:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 19:33:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_sas_kill_hba [2022-11-18 19:33:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_sas_kill_hba [2022-11-18 19:33:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command_lck [2022-11-18 19:33:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command_lck [2022-11-18 19:33:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 19:33:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_aen [2022-11-18 19:33:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_aen [2022-11-18 19:33:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr_fusion [2022-11-18 19:33:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr_fusion [2022-11-18 19:33:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 19:33:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_xscale [2022-11-18 19:33:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_xscale [2022-11-18 19:33:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 19:33:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 19:33:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2022-11-18 19:33:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2022-11-18 19:33:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_cmd [2022-11-18 19:33:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_cmd [2022-11-18 19:33:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 19:33:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 19:33:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-18 19:33:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-18 19:33:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-18 19:33:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-18 19:33:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_do_ocr [2022-11-18 19:33:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_do_ocr [2022-11-18 19:33:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-18 19:33:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-18 19:33:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-18 19:33:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-18 19:33:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 19:33:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 19:33:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-18 19:33:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-18 19:33:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_gen2 [2022-11-18 19:33:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_gen2 [2022-11-18 19:33:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanPtrGet [2022-11-18 19:33:35,541 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanPtrGet [2022-11-18 19:33:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool [2022-11-18 19:33:35,542 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool [2022-11-18 19:33:35,542 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_gen2 [2022-11-18 19:33:35,542 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_gen2 [2022-11-18 19:33:35,542 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-18 19:33:35,542 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-18 19:33:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fusion_ocr_wq [2022-11-18 19:33:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fusion_ocr_wq [2022-11-18 19:33:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_support_device_change [2022-11-18 19:33:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_support_device_change [2022-11-18 19:33:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-18 19:33:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-18 19:33:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_skinny [2022-11-18 19:33:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_skinny [2022-11-18 19:33:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_skinny [2022-11-18 19:33:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_skinny [2022-11-18 19:33:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_skinny [2022-11-18 19:33:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_skinny [2022-11-18 19:33:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_is_ldio [2022-11-18 19:33:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_is_ldio [2022-11-18 19:33:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-18 19:33:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-18 19:33:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 19:33:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-11-18 19:33:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-11-18 19:33:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_device [2022-11-18 19:33:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_device [2022-11-18 19:33:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure process_fw_state_change_wq [2022-11-18 19:33:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure process_fw_state_change_wq [2022-11-18 19:33:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:33:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_open [2022-11-18 19:33:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_open [2022-11-18 19:33:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure MR_TargetIdToLdGet [2022-11-18 19:33:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_TargetIdToLdGet [2022-11-18 19:33:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_fw [2022-11-18 19:33:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_fw [2022-11-18 19:33:35,548 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-11-18 19:33:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-11-18 19:33:35,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 19:33:35,548 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-18 19:33:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-18 19:33:35,548 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_bus_host [2022-11-18 19:33:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_bus_host [2022-11-18 19:33:35,549 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 19:33:35,549 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-11-18 19:33:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-11-18 19:33:35,549 INFO L130 BoogieDeclarations]: Found specification of procedure get_strip_from_row [2022-11-18 19:33:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure get_strip_from_row [2022-11-18 19:33:35,549 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:33:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:33:35,549 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd [2022-11-18 19:33:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd [2022-11-18 19:33:35,550 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-18 19:33:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-18 19:33:35,550 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown_controller [2022-11-18 19:33:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown_controller [2022-11-18 19:33:35,550 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-18 19:33:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-18 19:33:35,550 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 19:33:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 19:33:35,551 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_lookup [2022-11-18 19:33:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_lookup [2022-11-18 19:33:35,551 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ioc_init_fusion [2022-11-18 19:33:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ioc_init_fusion [2022-11-18 19:33:35,551 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd_fusion [2022-11-18 19:33:35,552 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd_fusion [2022-11-18 19:33:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2022-11-18 19:33:35,552 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2022-11-18 19:33:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_ppc [2022-11-18 19:33:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_ppc [2022-11-18 19:33:35,553 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_fw [2022-11-18 19:33:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_fw [2022-11-18 19:33:35,554 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_xscale [2022-11-18 19:33:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_xscale [2022-11-18 19:33:35,554 INFO L130 BoogieDeclarations]: Found specification of procedure wait_and_poll [2022-11-18 19:33:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_and_poll [2022-11-18 19:33:35,554 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2022-11-18 19:33:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2022-11-18 19:33:35,554 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-18 19:33:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-18 19:33:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 19:33:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 19:33:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_xscale [2022-11-18 19:33:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_xscale [2022-11-18 19:33:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_xscale [2022-11-18 19:33:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_xscale [2022-11-18 19:33:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sriov_start_heartbeat [2022-11-18 19:33:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sriov_start_heartbeat [2022-11-18 19:33:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2022-11-18 19:33:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2022-11-18 19:33:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr [2022-11-18 19:33:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr [2022-11-18 19:33:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_mpio_paths [2022-11-18 19:33:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_mpio_paths [2022-11-18 19:33:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-11-18 19:33:35,561 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-11-18 19:33:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-18 19:33:35,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-18 19:33:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-18 19:33:35,562 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-18 19:33:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-18 19:33:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-18 19:33:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_transition_to_ready [2022-11-18 19:33:35,569 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_transition_to_ready [2022-11-18 19:33:35,570 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-18 19:33:35,570 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-18 19:33:35,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:33:35,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:33:35,570 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_xscale [2022-11-18 19:33:35,570 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_xscale [2022-11-18 19:33:35,570 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd_fusion [2022-11-18 19:33:35,570 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd_fusion [2022-11-18 19:33:35,571 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_alloc_cmds [2022-11-18 19:33:35,571 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_alloc_cmds [2022-11-18 19:33:35,571 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-18 19:33:35,571 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-18 19:33:35,571 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_release_date [2022-11-18 19:33:35,571 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_release_date [2022-11-18 19:33:35,571 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-11-18 19:33:35,571 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-11-18 19:33:35,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 19:33:35,572 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_xscale [2022-11-18 19:33:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_xscale [2022-11-18 19:33:35,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 19:33:35,572 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2022-11-18 19:33:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2022-11-18 19:33:35,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 19:33:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 19:33:35,572 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-18 19:33:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-18 19:33:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_map_info [2022-11-18 19:33:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_map_info [2022-11-18 19:33:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_ppc [2022-11-18 19:33:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_ppc [2022-11-18 19:33:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2022-11-18 19:33:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2022-11-18 19:33:35,573 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-18 19:33:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-18 19:33:35,574 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_fasync [2022-11-18 19:33:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_fasync [2022-11-18 19:33:35,574 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-18 19:33:35,574 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-11-18 19:33:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-11-18 19:33:35,574 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_gen2 [2022-11-18 19:33:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_gen2 [2022-11-18 19:33:35,574 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_timer [2022-11-18 19:33:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_timer [2022-11-18 19:33:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-18 19:33:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-18 19:33:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-18 19:33:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-18 19:33:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-18 19:33:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-18 19:33:35,575 INFO L130 BoogieDeclarations]: Found specification of procedure mega_mod64 [2022-11-18 19:33:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_mod64 [2022-11-18 19:33:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_10 [2022-11-18 19:33:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_10 [2022-11-18 19:33:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-18 19:33:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-18 19:33:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 19:33:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 19:33:35,576 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 19:33:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 19:33:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-11-18 19:33:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-11-18 19:33:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_fusion [2022-11-18 19:33:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_fusion [2022-11-18 19:33:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-11-18 19:33:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-11-18 19:33:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2022-11-18 19:33:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2022-11-18 19:33:35,577 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-18 19:33:35,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-18 19:33:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-18 19:33:35,578 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-18 19:33:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-18 19:33:35,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-18 19:33:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 19:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 19:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_fusion [2022-11-18 19:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_fusion [2022-11-18 19:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-18 19:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-18 19:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_gen2 [2022-11-18 19:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_gen2 [2022-11-18 19:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-18 19:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-18 19:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 19:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd_fusion [2022-11-18 19:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd_fusion [2022-11-18 19:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_and_restore_queue_depth [2022-11-18 19:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_and_restore_queue_depth [2022-11-18 19:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2022-11-18 19:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2022-11-18 19:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure get_cpu_mask [2022-11-18 19:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cpu_mask [2022-11-18 19:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_support_poll_for_event [2022-11-18 19:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_support_poll_for_event [2022-11-18 19:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 19:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure MR_PdDevHandleGet [2022-11-18 19:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_PdDevHandleGet [2022-11-18 19:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-18 19:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-18 19:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_mfi [2022-11-18 19:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_mfi [2022-11-18 19:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-18 19:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-18 19:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 19:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 19:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2022-11-18 19:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2022-11-18 19:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-18 19:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-18 19:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdRaidGet [2022-11-18 19:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdRaidGet [2022-11-18 19:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-11-18 19:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-11-18 19:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-18 19:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-18 19:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 19:33:35,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 19:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd [2022-11-18 19:33:35,589 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd [2022-11-18 19:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl_skinny [2022-11-18 19:33:35,589 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl_skinny [2022-11-18 19:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-18 19:33:35,590 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-18 19:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-11-18 19:33:35,590 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-11-18 19:33:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-11-18 19:33:35,592 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-11-18 19:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_frame_count [2022-11-18 19:33:35,592 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_frame_count [2022-11-18 19:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_fusion [2022-11-18 19:33:35,592 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_fusion [2022-11-18 19:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_reply_desc [2022-11-18 19:33:35,592 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_reply_desc [2022-11-18 19:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_version [2022-11-18 19:33:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_version [2022-11-18 19:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_aen [2022-11-18 19:33:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_aen [2022-11-18 19:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-18 19:33:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-18 19:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_poll [2022-11-18 19:33:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_poll [2022-11-18 19:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc_fusion [2022-11-18 19:33:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc_fusion [2022-11-18 19:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_probe_one [2022-11-18 19:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_probe_one [2022-11-18 19:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_fusion [2022-11-18 19:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_fusion [2022-11-18 19:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_ppc [2022-11-18 19:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_ppc [2022-11-18 19:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ValidateMapInfo [2022-11-18 19:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ValidateMapInfo [2022-11-18 19:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-18 19:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-18 19:33:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-11-18 19:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-11-18 19:33:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_fusion [2022-11-18 19:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_fusion [2022-11-18 19:33:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds [2022-11-18 19:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds [2022-11-18 19:33:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-18 19:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-18 19:33:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_fusion [2022-11-18 19:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_fusion [2022-11-18 19:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_abort_cmd [2022-11-18 19:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_abort_cmd [2022-11-18 19:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_fusion [2022-11-18 19:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_fusion [2022-11-18 19:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cmd_fusion [2022-11-18 19:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cmd_fusion [2022-11-18 19:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_lookup_instance [2022-11-18 19:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_lookup_instance [2022-11-18 19:33:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 19:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 19:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 19:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command [2022-11-18 19:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command [2022-11-18 19:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 19:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 19:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd [2022-11-18 19:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd [2022-11-18 19:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_pd_list [2022-11-18 19:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_pd_list [2022-11-18 19:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_generic_reset [2022-11-18 19:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_generic_reset [2022-11-18 19:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_device [2022-11-18 19:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_device [2022-11-18 19:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2022-11-18 19:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2022-11-18 19:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-11-18 19:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-11-18 19:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd [2022-11-18 19:33:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd [2022-11-18 19:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_dbg_lvl [2022-11-18 19:33:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_dbg_lvl [2022-11-18 19:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_mfi [2022-11-18 19:33:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_mfi [2022-11-18 19:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-18 19:33:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-18 19:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-18 19:33:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-18 19:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-18 19:33:35,600 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-18 19:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_fusion [2022-11-18 19:33:35,600 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_fusion [2022-11-18 19:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd [2022-11-18 19:33:35,600 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd [2022-11-18 19:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-18 19:33:35,600 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-18 19:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-18 19:33:35,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-18 19:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_wait_for_outstanding_fusion [2022-11-18 19:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_wait_for_outstanding_fusion [2022-11-18 19:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-18 19:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-18 19:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_ppc [2022-11-18 19:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_ppc [2022-11-18 19:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-18 19:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-18 19:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_fusion [2022-11-18 19:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_fusion [2022-11-18 19:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_ppc [2022-11-18 19:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_ppc [2022-11-18 19:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 19:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 19:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-18 19:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-18 19:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ld_list_query [2022-11-18 19:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ld_list_query [2022-11-18 19:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-18 19:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-18 19:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-18 19:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 19:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-18 19:33:35,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-18 19:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_detach_one [2022-11-18 19:33:35,603 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_detach_one [2022-11-18 19:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_polled [2022-11-18 19:33:35,603 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_polled [2022-11-18 19:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_fusion [2022-11-18 19:33:35,603 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_fusion [2022-11-18 19:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl64 [2022-11-18 19:33:35,604 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl64 [2022-11-18 19:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-11-18 19:33:35,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-11-18 19:33:37,512 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:33:37,518 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:33:41,731 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 19:34:00,091 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:34:00,128 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:34:00,128 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 19:34:00,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:34:00 BoogieIcfgContainer [2022-11-18 19:34:00,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:34:00,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:34:00,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:34:00,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:34:00,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:33:27" (1/3) ... [2022-11-18 19:34:00,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b42380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:34:00, skipping insertion in model container [2022-11-18 19:34:00,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:33" (2/3) ... [2022-11-18 19:34:00,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b42380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:34:00, skipping insertion in model container [2022-11-18 19:34:00,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:34:00" (3/3) ... [2022-11-18 19:34:00,161 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-11-18 19:34:00,182 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:34:00,182 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 19:34:00,342 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:34:00,354 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;@54ed0689, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:34:00,354 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 19:34:00,374 INFO L276 IsEmpty]: Start isEmpty. Operand has 5375 states, 3830 states have (on average 1.4075718015665797) internal successors, (5391), 3933 states have internal predecessors, (5391), 1305 states have call successors, (1305), 239 states have call predecessors, (1305), 238 states have return successors, (1290), 1263 states have call predecessors, (1290), 1290 states have call successors, (1290) [2022-11-18 19:34:00,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-18 19:34:00,419 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:34:00,420 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-18 19:34:00,422 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:34:00,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:34:00,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1961612799, now seen corresponding path program 1 times [2022-11-18 19:34:00,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:34:00,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995945726] [2022-11-18 19:34:00,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:34:00,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:34:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:34:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 19:34:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:34:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 19:34:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 19:34:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 19:34:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-18 19:34:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 19:34:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:34:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 19:34:01,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 19:34:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-18 19:34:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:34:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:34:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-18 19:34:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-18 19:34:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-18 19:34:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-18 19:34:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-18 19:34:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:34:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:34:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:01,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-18 19:34:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-18 19:34:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-18 19:34:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:34:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-18 19:34:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-18 19:34:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-18 19:34:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-18 19:34:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-18 19:34:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-18 19:34:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:34:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-18 19:34:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:02,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-18 19:34:02,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:34:02,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995945726] [2022-11-18 19:34:02,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995945726] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:34:02,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:34:02,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:34:02,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247203723] [2022-11-18 19:34:02,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:34:02,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:34:02,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:34:02,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:34:02,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:34:02,252 INFO L87 Difference]: Start difference. First operand has 5375 states, 3830 states have (on average 1.4075718015665797) internal successors, (5391), 3933 states have internal predecessors, (5391), 1305 states have call successors, (1305), 239 states have call predecessors, (1305), 238 states have return successors, (1290), 1263 states have call predecessors, (1290), 1290 states have call successors, (1290) Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-18 19:34:35,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:37,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:44,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:57,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:34:57,094 INFO L93 Difference]: Finished difference Result 17257 states and 26924 transitions. [2022-11-18 19:34:57,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:34:57,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 225 [2022-11-18 19:34:57,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:34:57,239 INFO L225 Difference]: With dead ends: 17257 [2022-11-18 19:34:57,239 INFO L226 Difference]: Without dead ends: 11810 [2022-11-18 19:34:57,318 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:34:57,322 INFO L413 NwaCegarLoop]: 7480 mSDtfsCounter, 13843 mSDsluCounter, 12745 mSDsCounter, 0 mSdLazyCounter, 11145 mSolverCounterSat, 7364 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14629 SdHoareTripleChecker+Valid, 20225 SdHoareTripleChecker+Invalid, 18510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 7364 IncrementalHoareTripleChecker+Valid, 11145 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.3s IncrementalHoareTripleChecker+Time [2022-11-18 19:34:57,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14629 Valid, 20225 Invalid, 18510 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [7364 Valid, 11145 Invalid, 1 Unknown, 0 Unchecked, 53.3s Time] [2022-11-18 19:34:57,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11810 states. [2022-11-18 19:34:58,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11810 to 10265. [2022-11-18 19:34:58,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10265 states, 7360 states have (on average 1.4033967391304347) internal successors, (10329), 7526 states have internal predecessors, (10329), 2445 states have call successors, (2445), 460 states have call predecessors, (2445), 459 states have return successors, (2444), 2389 states have call predecessors, (2444), 2444 states have call successors, (2444) [2022-11-18 19:34:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10265 states to 10265 states and 15218 transitions. [2022-11-18 19:34:58,379 INFO L78 Accepts]: Start accepts. Automaton has 10265 states and 15218 transitions. Word has length 225 [2022-11-18 19:34:58,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:34:58,385 INFO L495 AbstractCegarLoop]: Abstraction has 10265 states and 15218 transitions. [2022-11-18 19:34:58,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-18 19:34:58,387 INFO L276 IsEmpty]: Start isEmpty. Operand 10265 states and 15218 transitions. [2022-11-18 19:34:58,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-11-18 19:34:58,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:34:58,405 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:34:58,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 19:34:58,406 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:34:58,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:34:58,407 INFO L85 PathProgramCache]: Analyzing trace with hash -2054258561, now seen corresponding path program 1 times [2022-11-18 19:34:58,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:34:58,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847786186] [2022-11-18 19:34:58,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:34:58,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:34:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:58,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:34:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:58,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 19:34:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:58,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:34:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 19:34:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 19:34:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 19:34:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-18 19:34:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 19:34:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:34:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 19:34:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 19:34:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-18 19:34:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:34:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:34:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-18 19:34:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-18 19:34:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-18 19:34:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-18 19:34:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-18 19:34:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:34:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:34:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-18 19:34:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-18 19:34:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-18 19:34:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:34:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-18 19:34:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-18 19:34:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-18 19:34:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-18 19:34:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-18 19:34:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-18 19:34:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:34:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-18 19:34:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-11-18 19:34:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-18 19:34:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:59,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-18 19:34:59,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:34:59,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847786186] [2022-11-18 19:34:59,475 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847786186] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 19:34:59,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600509003] [2022-11-18 19:34:59,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:34:59,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:34:59,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:34:59,482 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:34:59,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 19:35:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:01,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 4719 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:35:01,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:35:01,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2022-11-18 19:35:01,694 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:35:01,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1600509003] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:35:01,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 19:35:01,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-18 19:35:01,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500600105] [2022-11-18 19:35:01,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:35:01,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:35:01,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:35:01,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:35:01,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:35:01,698 INFO L87 Difference]: Start difference. First operand 10265 states and 15218 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-18 19:35:02,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:35:02,865 INFO L93 Difference]: Finished difference Result 30551 states and 45294 transitions. [2022-11-18 19:35:02,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:35:02,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 248 [2022-11-18 19:35:02,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:35:03,028 INFO L225 Difference]: With dead ends: 30551 [2022-11-18 19:35:03,028 INFO L226 Difference]: Without dead ends: 20355 [2022-11-18 19:35:03,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:35:03,091 INFO L413 NwaCegarLoop]: 9114 mSDtfsCounter, 7801 mSDsluCounter, 7737 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7801 SdHoareTripleChecker+Valid, 16851 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:35:03,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7801 Valid, 16851 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-18 19:35:03,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20355 states. [2022-11-18 19:35:04,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20355 to 20348. [2022-11-18 19:35:04,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20348 states, 14623 states have (on average 1.4026533543048623) internal successors, (20511), 14957 states have internal predecessors, (20511), 4806 states have call successors, (4806), 919 states have call predecessors, (4806), 918 states have return successors, (4805), 4693 states have call predecessors, (4805), 4805 states have call successors, (4805) [2022-11-18 19:35:04,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20348 states to 20348 states and 30122 transitions. [2022-11-18 19:35:04,477 INFO L78 Accepts]: Start accepts. Automaton has 20348 states and 30122 transitions. Word has length 248 [2022-11-18 19:35:04,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:35:04,479 INFO L495 AbstractCegarLoop]: Abstraction has 20348 states and 30122 transitions. [2022-11-18 19:35:04,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-18 19:35:04,479 INFO L276 IsEmpty]: Start isEmpty. Operand 20348 states and 30122 transitions. [2022-11-18 19:35:04,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2022-11-18 19:35:04,491 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:35:04,491 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:35:04,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-18 19:35:04,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:35:04,716 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:35:04,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:35:04,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1169326989, now seen corresponding path program 1 times [2022-11-18 19:35:04,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:35:04,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227431496] [2022-11-18 19:35:04,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:04,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:35:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:35:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 19:35:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:35:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 19:35:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 19:35:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 19:35:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-18 19:35:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 19:35:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:35:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 19:35:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 19:35:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-18 19:35:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:35:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:35:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-18 19:35:05,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-18 19:35:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-18 19:35:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-18 19:35:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-18 19:35:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:35:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:35:05,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-18 19:35:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-18 19:35:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-18 19:35:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:35:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-18 19:35:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-18 19:35:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-18 19:35:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-18 19:35:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-18 19:35:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-18 19:35:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:35:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-18 19:35:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-18 19:35:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:35:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:35:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-18 19:35:05,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:35:05,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227431496] [2022-11-18 19:35:05,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227431496] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 19:35:05,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1314491875] [2022-11-18 19:35:05,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:05,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:35:05,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:35:05,803 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:35:05,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 19:35:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:08,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 4726 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:35:08,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:35:08,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2022-11-18 19:35:08,184 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:35:08,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1314491875] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:35:08,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 19:35:08,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-18 19:35:08,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657385813] [2022-11-18 19:35:08,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:35:08,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:35:08,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:35:08,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:35:08,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:35:08,187 INFO L87 Difference]: Start difference. First operand 20348 states and 30122 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-18 19:35:10,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:35:10,015 INFO L93 Difference]: Finished difference Result 60676 states and 89824 transitions. [2022-11-18 19:35:10,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:35:10,016 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 251 [2022-11-18 19:35:10,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:35:10,308 INFO L225 Difference]: With dead ends: 60676 [2022-11-18 19:35:10,308 INFO L226 Difference]: Without dead ends: 40397 [2022-11-18 19:35:10,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:35:10,420 INFO L413 NwaCegarLoop]: 9184 mSDtfsCounter, 7786 mSDsluCounter, 7737 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7786 SdHoareTripleChecker+Valid, 16921 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:35:10,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7786 Valid, 16921 Invalid, 130 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-18 19:35:10,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40397 states. [2022-11-18 19:35:12,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40397 to 40386. [2022-11-18 19:35:12,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40386 states, 29079 states have (on average 1.4015268750644796) internal successors, (40755), 29749 states have internal predecessors, (40755), 9470 states have call successors, (9470), 1837 states have call predecessors, (9470), 1836 states have return successors, (9469), 9243 states have call predecessors, (9469), 9469 states have call successors, (9469) [2022-11-18 19:35:12,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40386 states to 40386 states and 59694 transitions. [2022-11-18 19:35:12,846 INFO L78 Accepts]: Start accepts. Automaton has 40386 states and 59694 transitions. Word has length 251 [2022-11-18 19:35:12,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:35:12,847 INFO L495 AbstractCegarLoop]: Abstraction has 40386 states and 59694 transitions. [2022-11-18 19:35:12,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-18 19:35:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 40386 states and 59694 transitions. [2022-11-18 19:35:12,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-11-18 19:35:12,856 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:35:12,856 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:35:12,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 19:35:13,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:35:13,073 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:35:13,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:35:13,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1614798451, now seen corresponding path program 1 times [2022-11-18 19:35:13,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:35:13,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747377413] [2022-11-18 19:35:13,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:13,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:35:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:35:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 19:35:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:35:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 19:35:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 19:35:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 19:35:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-18 19:35:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 19:35:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:35:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 19:35:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 19:35:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-18 19:35:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:35:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:35:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-18 19:35:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-18 19:35:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-18 19:35:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-18 19:35:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-18 19:35:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:35:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:35:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-18 19:35:13,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:13,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-18 19:35:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-18 19:35:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:35:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-18 19:35:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-18 19:35:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-18 19:35:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-18 19:35:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-18 19:35:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-18 19:35:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:35:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-18 19:35:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-11-18 19:35:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:35:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:35:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-18 19:35:14,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:35:14,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747377413] [2022-11-18 19:35:14,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747377413] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 19:35:14,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586361785] [2022-11-18 19:35:14,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:14,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:35:14,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:35:14,316 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:35:14,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 19:35:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:16,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 4730 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:35:16,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:35:16,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2022-11-18 19:35:16,628 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:35:16,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586361785] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:35:16,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 19:35:16,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-18 19:35:16,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869003796] [2022-11-18 19:35:16,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:35:16,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:35:16,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:35:16,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:35:16,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:35:16,631 INFO L87 Difference]: Start difference. First operand 40386 states and 59694 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-18 19:35:19,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:35:19,585 INFO L93 Difference]: Finished difference Result 120526 states and 178152 transitions. [2022-11-18 19:35:19,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:35:19,585 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 253 [2022-11-18 19:35:19,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:35:20,442 INFO L225 Difference]: With dead ends: 120526 [2022-11-18 19:35:20,442 INFO L226 Difference]: Without dead ends: 80209 [2022-11-18 19:35:20,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:35:20,645 INFO L413 NwaCegarLoop]: 9253 mSDtfsCounter, 7770 mSDsluCounter, 7737 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7770 SdHoareTripleChecker+Valid, 16990 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:35:20,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7770 Valid, 16990 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-18 19:35:20,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80209 states. [2022-11-18 19:35:24,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80209 to 80190. [2022-11-18 19:35:24,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80190 states, 57843 states have (on average 1.400255865013917) internal successors, (80995), 59185 states have internal predecessors, (80995), 18674 states have call successors, (18674), 3673 states have call predecessors, (18674), 3672 states have return successors, (18673), 18219 states have call predecessors, (18673), 18673 states have call successors, (18673) [2022-11-18 19:35:25,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80190 states to 80190 states and 118342 transitions. [2022-11-18 19:35:25,078 INFO L78 Accepts]: Start accepts. Automaton has 80190 states and 118342 transitions. Word has length 253 [2022-11-18 19:35:25,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:35:25,079 INFO L495 AbstractCegarLoop]: Abstraction has 80190 states and 118342 transitions. [2022-11-18 19:35:25,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-18 19:35:25,079 INFO L276 IsEmpty]: Start isEmpty. Operand 80190 states and 118342 transitions. [2022-11-18 19:35:25,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2022-11-18 19:35:25,101 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:35:25,101 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:35:25,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-18 19:35:25,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:35:25,302 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:35:25,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:35:25,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1281455724, now seen corresponding path program 1 times [2022-11-18 19:35:25,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:35:25,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66719851] [2022-11-18 19:35:25,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:25,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:35:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:35:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 19:35:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:35:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 19:35:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 19:35:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 19:35:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-18 19:35:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 19:35:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:35:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 19:35:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 19:35:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-18 19:35:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:35:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:35:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:25,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-18 19:35:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-18 19:35:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-18 19:35:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-18 19:35:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-18 19:35:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:35:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:35:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-18 19:35:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-18 19:35:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-18 19:35:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:35:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-18 19:35:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-18 19:35:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-18 19:35:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-18 19:35:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-18 19:35:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-18 19:35:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:35:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-18 19:35:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-18 19:35:26,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:35:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:35:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:26,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-18 19:35:26,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:35:26,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66719851] [2022-11-18 19:35:26,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66719851] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 19:35:26,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359425332] [2022-11-18 19:35:26,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:26,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:35:26,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:35:26,337 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:35:26,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 19:35:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:28,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 4740 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:35:28,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:35:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2022-11-18 19:35:28,949 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:35:28,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359425332] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:35:28,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 19:35:28,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-18 19:35:28,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791726071] [2022-11-18 19:35:28,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:35:28,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:35:28,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:35:28,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:35:28,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:35:28,952 INFO L87 Difference]: Start difference. First operand 80190 states and 118342 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-18 19:35:34,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:35:34,091 INFO L93 Difference]: Finished difference Result 239352 states and 353232 transitions. [2022-11-18 19:35:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:35:34,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 258 [2022-11-18 19:35:34,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:35:35,041 INFO L225 Difference]: With dead ends: 239352 [2022-11-18 19:35:35,042 INFO L226 Difference]: Without dead ends: 159231 [2022-11-18 19:35:35,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:35:35,316 INFO L413 NwaCegarLoop]: 9381 mSDtfsCounter, 7754 mSDsluCounter, 7737 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7754 SdHoareTripleChecker+Valid, 17118 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:35:35,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7754 Valid, 17118 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-18 19:35:35,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159231 states. [2022-11-18 19:35:41,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159231 to 159228. [2022-11-18 19:35:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159228 states, 115055 states have (on average 1.3987310416757204) internal successors, (160931), 117725 states have internal predecessors, (160931), 36830 states have call successors, (36830), 7343 states have call predecessors, (36830), 7342 states have return successors, (36829), 35935 states have call predecessors, (36829), 36829 states have call successors, (36829) [2022-11-18 19:35:42,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159228 states to 159228 states and 234590 transitions. [2022-11-18 19:35:42,591 INFO L78 Accepts]: Start accepts. Automaton has 159228 states and 234590 transitions. Word has length 258 [2022-11-18 19:35:42,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:35:42,592 INFO L495 AbstractCegarLoop]: Abstraction has 159228 states and 234590 transitions. [2022-11-18 19:35:42,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-18 19:35:42,593 INFO L276 IsEmpty]: Start isEmpty. Operand 159228 states and 234590 transitions. [2022-11-18 19:35:42,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-18 19:35:42,607 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:35:42,608 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:35:42,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-18 19:35:42,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2c8de9-7e25-44da-946a-088b984ad361/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:35:42,830 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:35:42,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:35:42,830 INFO L85 PathProgramCache]: Analyzing trace with hash 261801091, now seen corresponding path program 1 times [2022-11-18 19:35:42,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:35:42,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534260409] [2022-11-18 19:35:42,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:42,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:35:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:35:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 19:35:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:35:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 19:35:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 19:35:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-18 19:35:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-18 19:35:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-18 19:35:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:35:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 19:35:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 19:35:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-18 19:35:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:35:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:35:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-18 19:35:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-18 19:35:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-18 19:35:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-18 19:35:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-18 19:35:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:35:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 19:35:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-18 19:35:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-18 19:35:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-18 19:35:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:35:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-18 19:35:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-18 19:35:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-18 19:35:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-18 19:35:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-18 19:35:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-18 19:35:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:35:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-18 19:35:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-18 19:35:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-11-18 19:35:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-18 19:35:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 19:35:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-11-18 19:35:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:35:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:35:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:43,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1824 trivial. 0 not checked. [2022-11-18 19:35:43,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:35:43,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534260409] [2022-11-18 19:35:43,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534260409] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:35:43,705 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:35:43,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:35:43,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213604022] [2022-11-18 19:35:43,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:35:43,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:35:43,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:35:43,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:35:43,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:35:43,707 INFO L87 Difference]: Start difference. First operand 159228 states and 234590 transitions. Second operand has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40)