./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN --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 52e5ae46cae6ed3b40a6b87d4de371f27c3e941be7548ed360a83223401bd463 --- 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-6b4ec56 [2022-11-20 11:20:45,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:20:45,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:20:45,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:20:45,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:20:45,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:20:45,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:20:45,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:20:45,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:20:45,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:20:45,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:20:45,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:20:45,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:20:45,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:20:45,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:20:45,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:20:45,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:20:45,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:20:45,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:20:45,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:20:45,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:20:45,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:20:45,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:20:45,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:20:45,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:20:45,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:20:45,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:20:45,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:20:45,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:20:45,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:20:45,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:20:45,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:20:45,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:20:45,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:20:45,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:20:45,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:20:45,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:20:45,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:20:45,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:20:45,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:20:46,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:20:46,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 11:20:46,048 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:20:46,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:20:46,049 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:20:46,049 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:20:46,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:20:46,050 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:20:46,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:20:46,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:20:46,051 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:20:46,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:20:46,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:20:46,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:20:46,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:20:46,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:20:46,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:20:46,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:20:46,054 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:20:46,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:20:46,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:20:46,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:20:46,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:20:46,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:20:46,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:20:46,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:20:46,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:20:46,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:20:46,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:20:46,056 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:20:46,057 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:20:46,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:20:46,057 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_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52e5ae46cae6ed3b40a6b87d4de371f27c3e941be7548ed360a83223401bd463 [2022-11-20 11:20:46,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:20:46,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:20:46,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:20:46,470 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:20:46,471 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:20:46,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2022-11-20 11:20:49,488 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:20:50,381 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:20:50,382 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2022-11-20 11:20:50,458 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/data/ecf1c4362/9f1efc38fcdb4edcbbc0402749a49ac3/FLAGff67749ec [2022-11-20 11:20:50,481 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/data/ecf1c4362/9f1efc38fcdb4edcbbc0402749a49ac3 [2022-11-20 11:20:50,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:20:50,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:20:50,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:20:50,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:20:50,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:20:50,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:20:50" (1/1) ... [2022-11-20 11:20:50,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@98d100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:50, skipping insertion in model container [2022-11-20 11:20:50,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:20:50" (1/1) ... [2022-11-20 11:20:50,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:20:50,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:20:56,644 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractShiftLeft(BitabsTranslation.java:148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBinaryBitwiseIntegerExpression(IntegerTranslation.java:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructBinaryBitwiseExpression(ExpressionTranslation.java:131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:418) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1413) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 11:20:56,654 INFO L158 Benchmark]: Toolchain (without parser) took 6165.93ms. Allocated memory was 167.8MB in the beginning and 228.6MB in the end (delta: 60.8MB). Free memory was 115.6MB in the beginning and 124.3MB in the end (delta: -8.6MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. [2022-11-20 11:20:56,655 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:20:56,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6162.10ms. Allocated memory was 167.8MB in the beginning and 228.6MB in the end (delta: 60.8MB). Free memory was 115.2MB in the beginning and 124.3MB in the end (delta: -9.1MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. [2022-11-20 11:20:56,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6162.10ms. Allocated memory was 167.8MB in the beginning and 228.6MB in the end (delta: 60.8MB). Free memory was 115.2MB in the beginning and 124.3MB in the end (delta: -9.1MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN --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 52e5ae46cae6ed3b40a6b87d4de371f27c3e941be7548ed360a83223401bd463 --- 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-6b4ec56 [2022-11-20 11:20:58,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:20:58,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:20:58,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:20:58,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:20:58,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:20:58,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:20:58,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:20:58,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:20:58,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:20:58,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:20:58,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:20:58,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:20:58,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:20:58,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:20:58,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:20:58,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:20:58,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:20:58,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:20:58,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:20:58,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:20:58,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:20:58,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:20:58,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:20:58,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:20:58,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:20:58,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:20:58,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:20:58,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:20:58,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:20:58,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:20:58,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:20:58,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:20:58,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:20:58,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:20:58,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:20:58,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:20:58,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:20:58,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:20:58,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:20:58,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:20:58,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-20 11:20:58,930 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:20:58,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:20:58,931 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:20:58,931 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:20:58,932 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:20:58,932 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:20:58,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:20:58,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:20:58,933 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:20:58,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:20:58,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:20:58,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:20:58,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:20:58,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:20:58,938 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:20:58,938 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:20:58,938 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:20:58,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:20:58,939 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:20:58,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:20:58,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:20:58,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:20:58,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:20:58,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:20:58,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:20:58,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:20:58,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:20:58,941 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:20:58,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:20:58,942 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:20:58,942 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:20:58,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:20:58,943 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:20:58,943 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52e5ae46cae6ed3b40a6b87d4de371f27c3e941be7548ed360a83223401bd463 [2022-11-20 11:20:59,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:20:59,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:20:59,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:20:59,357 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:20:59,358 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:20:59,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2022-11-20 11:21:02,539 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:21:03,563 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:21:03,563 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2022-11-20 11:21:03,649 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/data/bc53636f8/5f89075487484913b64ec22926b25396/FLAGcefcf226b [2022-11-20 11:21:03,675 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/data/bc53636f8/5f89075487484913b64ec22926b25396 [2022-11-20 11:21:03,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:21:03,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:21:03,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:21:03,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:21:03,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:21:03,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:21:03" (1/1) ... [2022-11-20 11:21:03,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3410f953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:03, skipping insertion in model container [2022-11-20 11:21:03,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:21:03" (1/1) ... [2022-11-20 11:21:03,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:21:04,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:21:10,337 WARN L237 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_c637963e-aae7-41b3-83ac-0cac27ee9fdb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i[691491,691504] [2022-11-20 11:21:10,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:21:11,481 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 11:21:11,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:21:12,378 WARN L237 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_c637963e-aae7-41b3-83ac-0cac27ee9fdb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i[691491,691504] [2022-11-20 11:21:12,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:21:13,069 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:21:14,080 WARN L237 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_c637963e-aae7-41b3-83ac-0cac27ee9fdb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i[691491,691504] [2022-11-20 11:21:14,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:21:14,817 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:21:14,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14 WrapperNode [2022-11-20 11:21:14,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:21:14,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:21:14,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:21:14,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:21:14,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:15,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:15,804 INFO L138 Inliner]: procedures = 677, calls = 15769, calls flagged for inlining = 279, calls inlined = 274, statements flattened = 23366 [2022-11-20 11:21:15,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:21:15,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:21:15,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:21:15,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:21:15,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:15,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:16,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:16,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:16,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:16,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:17,071 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:17,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:17,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:21:17,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:21:17,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:21:17,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:21:17,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (1/1) ... [2022-11-20 11:21:17,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:21:17,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:17,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:17,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:21:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_platform_abort_scbs [2022-11-20 11:21:17,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_platform_abort_scbs [2022-11-20 11:21:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dma_tag_destroy [2022-11-20 11:21:17,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dma_tag_destroy [2022-11-20 11:21:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_scsi_status [2022-11-20 11:21:17,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_scsi_status [2022-11-20 11:21:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_shutdown [2022-11-20 11:21:17,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_shutdown [2022-11-20 11:21:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-20 11:21:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_4 [2022-11-20 11:21:17,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_4 [2022-11-20 11:21:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-20 11:21:17,348 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-20 11:21:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-20 11:21:17,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-20 11:21:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pci_read_config [2022-11-20 11:21:17,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pci_read_config [2022-11-20 11:21:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_stat_timer [2022-11-20 11:21:17,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_stat_timer [2022-11-20 11:21:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_flush_qoutfifo [2022-11-20 11:21:17,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_flush_qoutfifo [2022-11-20 11:21:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2022-11-20 11:21:17,350 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2022-11-20 11:21:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_download_instr [2022-11-20 11:21:17,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_download_instr [2022-11-20 11:21:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_pci_dev_remove [2022-11-20 11:21:17,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_pci_dev_remove [2022-11-20 11:21:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 11:21:17,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 11:21:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_controller_info [2022-11-20 11:21:17,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_controller_info [2022-11-20 11:21:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_reset [2022-11-20 11:21:17,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_reset [2022-11-20 11:21:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2022-11-20 11:21:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2022-11-20 11:21:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_check_patch [2022-11-20 11:21:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_check_patch [2022-11-20 11:21:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_6 [2022-11-20 11:21:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_6 [2022-11-20 11:21:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sg_virt_to_bus [2022-11-20 11:21:17,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sg_virt_to_bus [2022-11-20 11:21:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_pending_scbs [2022-11-20 11:21:17,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_pending_scbs [2022-11-20 11:21:17,355 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_id [2022-11-20 11:21:17,355 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_id [2022-11-20 11:21:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_acquire_seeprom [2022-11-20 11:21:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_acquire_seeprom [2022-11-20 11:21:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_transmission_error [2022-11-20 11:21:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_transmission_error [2022-11-20 11:21:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_target_in_softc [2022-11-20 11:21:17,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_target_in_softc [2022-11-20 11:21:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lookup_phase_entry [2022-11-20 11:21:17,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lookup_phase_entry [2022-11-20 11:21:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_parse_msg [2022-11-20 11:21:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_parse_msg [2022-11-20 11:21:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-20 11:21:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-20 11:21:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pci_intr [2022-11-20 11:21:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pci_intr [2022-11-20 11:21:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_platform_set_tags [2022-11-20 11:21:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_platform_set_tags [2022-11-20 11:21:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_pci_dev_resume [2022-11-20 11:21:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_pci_dev_resume [2022-11-20 11:21:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_done [2022-11-20 11:21:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_done [2022-11-20 11:21:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-20 11:21:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-20 11:21:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_message_phase [2022-11-20 11:21:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_message_phase [2022-11-20 11:21:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sglist_size [2022-11-20 11:21:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sglist_size [2022-11-20 11:21:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_cmd_get_transaction_status [2022-11-20 11:21:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_cmd_get_transaction_status [2022-11-20 11:21:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_verify_cksum [2022-11-20 11:21:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_verify_cksum [2022-11-20 11:21:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-20 11:21:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-20 11:21:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dmamap_unload [2022-11-20 11:21:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dmamap_unload [2022-11-20 11:21:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_busy_tcl [2022-11-20 11:21:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_busy_tcl [2022-11-20 11:21:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_construct_wdtr [2022-11-20 11:21:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_construct_wdtr [2022-11-20 11:21:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_lqiphase_error [2022-11-20 11:21:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_lqiphase_error [2022-11-20 11:21:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_info [2022-11-20 11:21:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_info [2022-11-20 11:21:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:21:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-20 11:21:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-20 11:21:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_delay [2022-11-20 11:21:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_delay [2022-11-20 11:21:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_queue_cmd_complete [2022-11-20 11:21:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_queue_cmd_complete [2022-11-20 11:21:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-20 11:21:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 11:21:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 11:21:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sync_scb [2022-11-20 11:21:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sync_scb [2022-11-20 11:21:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_seqint [2022-11-20 11:21:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_seqint [2022-11-20 11:21:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-20 11:21:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_msg_reject [2022-11-20 11:21:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_msg_reject [2022-11-20 11:21:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2022-11-20 11:21:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2022-11-20 11:21:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_alloc_tstate [2022-11-20 11:21:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_alloc_tstate [2022-11-20 11:21:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-20 11:21:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-20 11:21:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_clear_msg_state [2022-11-20 11:21:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_clear_msg_state [2022-11-20 11:21:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_resume [2022-11-20 11:21:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_resume [2022-11-20 11:21:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inl_scbram [2022-11-20 11:21:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inl_scbram [2022-11-20 11:21:17,377 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_search_scb_list [2022-11-20 11:21:17,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_search_scb_list [2022-11-20 11:21:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_construct_ppr [2022-11-20 11:21:17,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_construct_ppr [2022-11-20 11:21:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_validate_offset [2022-11-20 11:21:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_validate_offset [2022-11-20 11:21:17,384 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_match_scb [2022-11-20 11:21:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_match_scb [2022-11-20 11:21:17,384 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_reset_cmds_pending [2022-11-20 11:21:17,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_reset_cmds_pending [2022-11-20 11:21:17,385 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_scsi_status [2022-11-20 11:21:17,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_scsi_status [2022-11-20 11:21:17,385 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_free_scb [2022-11-20 11:21:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_free_scb [2022-11-20 11:21:17,386 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-20 11:21:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-20 11:21:17,386 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_known_modes [2022-11-20 11:21:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_known_modes [2022-11-20 11:21:17,386 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sg_setup [2022-11-20 11:21:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sg_setup [2022-11-20 11:21:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inw_scbram [2022-11-20 11:21:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inw_scbram [2022-11-20 11:21:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_user_tagdepth [2022-11-20 11:21:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_user_tagdepth [2022-11-20 11:21:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_index_busy_tcl [2022-11-20 11:21:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_index_busy_tcl [2022-11-20 11:21:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_resolve_seqaddr [2022-11-20 11:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_resolve_seqaddr [2022-11-20 11:21:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_scb_status [2022-11-20 11:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_scb_status [2022-11-20 11:21:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_outw [2022-11-20 11:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_outw [2022-11-20 11:21:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_outq [2022-11-20 11:21:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_outq [2022-11-20 11:21:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 11:21:17,389 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 11:21:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_residual [2022-11-20 11:21:17,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_residual [2022-11-20 11:21:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_outl [2022-11-20 11:21:17,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_outl [2022-11-20 11:21:17,390 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_compile_devinfo [2022-11-20 11:21:17,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_compile_devinfo [2022-11-20 11:21:17,391 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_slave_configure [2022-11-20 11:21:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_slave_configure [2022-11-20 11:21:17,391 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_transaction_status [2022-11-20 11:21:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_transaction_status [2022-11-20 11:21:17,391 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_residual [2022-11-20 11:21:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_residual [2022-11-20 11:21:17,391 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_scsiint [2022-11-20 11:21:17,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_scsiint [2022-11-20 11:21:17,392 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dump_card_state [2022-11-20 11:21:17,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dump_card_state [2022-11-20 11:21:17,392 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_outb [2022-11-20 11:21:17,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_outb [2022-11-20 11:21:17,393 INFO L130 BoogieDeclarations]: Found specification of procedure spi_release_transport [2022-11-20 11:21:17,393 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_release_transport [2022-11-20 11:21:17,393 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_build_transfer_msg [2022-11-20 11:21:17,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_build_transfer_msg [2022-11-20 11:21:17,393 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_extract_mode_state [2022-11-20 11:21:17,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_extract_mode_state [2022-11-20 11:21:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_wait_seeprom [2022-11-20 11:21:17,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_wait_seeprom [2022-11-20 11:21:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-20 11:21:17,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-20 11:21:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_unbusy_tcl [2022-11-20 11:21:17,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_unbusy_tcl [2022-11-20 11:21:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_scbptr [2022-11-20 11:21:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_scbptr [2022-11-20 11:21:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 11:21:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_set_width [2022-11-20 11:21:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_set_width [2022-11-20 11:21:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-11-20 11:21:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-11-20 11:21:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_find_syncrate [2022-11-20 11:21:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_find_syncrate [2022-11-20 11:21:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_perrdiag_print [2022-11-20 11:21:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_perrdiag_print [2022-11-20 11:21:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_name [2022-11-20 11:21:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_name [2022-11-20 11:21:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:21:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sg_size [2022-11-20 11:21:17,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sg_size [2022-11-20 11:21:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_snscb_qoff [2022-11-20 11:21:17,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_snscb_qoff [2022-11-20 11:21:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:21:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-20 11:21:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-20 11:21:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 11:21:17,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 11:21:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-20 11:21:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2022-11-20 11:21:17,398 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2022-11-20 11:21:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_scsi_status [2022-11-20 11:21:17,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_scsi_status [2022-11-20 11:21:17,399 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_timer_reset [2022-11-20 11:21:17,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_timer_reset [2022-11-20 11:21:17,399 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-20 11:21:17,399 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-20 11:21:17,399 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_format_transinfo [2022-11-20 11:21:17,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_format_transinfo [2022-11-20 11:21:17,399 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_scbptr [2022-11-20 11:21:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_scbptr [2022-11-20 11:21:17,400 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_free [2022-11-20 11:21:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_free [2022-11-20 11:21:17,400 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pci_write_config [2022-11-20 11:21:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pci_write_config [2022-11-20 11:21:17,400 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_abort_scbs [2022-11-20 11:21:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_abort_scbs [2022-11-20 11:21:17,401 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_rem_col_list [2022-11-20 11:21:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_rem_col_list [2022-11-20 11:21:17,401 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_syncrate [2022-11-20 11:21:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_syncrate [2022-11-20 11:21:17,401 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_intr [2022-11-20 11:21:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_intr [2022-11-20 11:21:17,401 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_force_renegotiation [2022-11-20 11:21:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_force_renegotiation [2022-11-20 11:21:17,402 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_intr_enable [2022-11-20 11:21:17,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_intr_enable [2022-11-20 11:21:17,402 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_scb_devinfo [2022-11-20 11:21:17,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_scb_devinfo [2022-11-20 11:21:17,402 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_devlimited_syncrate [2022-11-20 11:21:17,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_devlimited_syncrate [2022-11-20 11:21:17,403 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_bus_reset [2022-11-20 11:21:17,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_bus_reset [2022-11-20 11:21:17,407 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_setup_iocell_workaround [2022-11-20 11:21:17,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_setup_iocell_workaround [2022-11-20 11:21:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_chip_init [2022-11-20 11:21:17,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_chip_init [2022-11-20 11:21:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_complete_scb [2022-11-20 11:21:17,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_complete_scb [2022-11-20 11:21:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_abort [2022-11-20 11:21:17,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_abort [2022-11-20 11:21:17,409 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_scb [2022-11-20 11:21:17,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_scb [2022-11-20 11:21:17,411 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_restart [2022-11-20 11:21:17,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_restart [2022-11-20 11:21:17,411 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dmamem_alloc [2022-11-20 11:21:17,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dmamem_alloc [2022-11-20 11:21:17,411 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_target_alloc [2022-11-20 11:21:17,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_target_alloc [2022-11-20 11:21:17,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-20 11:21:17,412 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_aic790X_setup [2022-11-20 11:21:17,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_aic790X_setup [2022-11-20 11:21:17,412 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_print_devinfo [2022-11-20 11:21:17,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_print_devinfo [2022-11-20 11:21:17,412 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_calc_residual [2022-11-20 11:21:17,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_calc_residual [2022-11-20 11:21:17,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:21:17,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:21:17,413 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_is_paused [2022-11-20 11:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_is_paused [2022-11-20 11:21:17,413 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_freeze_devq [2022-11-20 11:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_freeze_devq [2022-11-20 11:21:17,413 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pause_and_flushwork [2022-11-20 11:21:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pause_and_flushwork [2022-11-20 11:21:17,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 11:21:17,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-20 11:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-20 11:21:17,414 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_queue_abort_cmd [2022-11-20 11:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_queue_abort_cmd [2022-11-20 11:21:17,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-20 11:21:17,414 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_print_path [2022-11-20 11:21:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_print_path [2022-11-20 11:21:17,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 11:21:17,415 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_freeze_scb [2022-11-20 11:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_freeze_scb [2022-11-20 11:21:17,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 11:21:17,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-20 11:21:17,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 11:21:17,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 11:21:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 11:21:17,415 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_validate_width [2022-11-20 11:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_validate_width [2022-11-20 11:21:17,416 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lookup_scb [2022-11-20 11:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lookup_scb [2022-11-20 11:21:17,416 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-20 11:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-20 11:21:17,416 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_read_flexport [2022-11-20 11:21:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_read_flexport [2022-11-20 11:21:17,416 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_save_modes [2022-11-20 11:21:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_save_modes [2022-11-20 11:21:17,417 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_residual [2022-11-20 11:21:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_residual [2022-11-20 11:21:17,417 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_check_cmdcmpltqueues [2022-11-20 11:21:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_check_cmdcmpltqueues [2022-11-20 11:21:17,417 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_pkt_busfree [2022-11-20 11:21:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_pkt_busfree [2022-11-20 11:21:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_assert_modes [2022-11-20 11:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_assert_modes [2022-11-20 11:21:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_pci_slot [2022-11-20 11:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_pci_slot [2022-11-20 11:21:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_qinfifo_requeue_tail [2022-11-20 11:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_qinfifo_requeue_tail [2022-11-20 11:21:17,418 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_unlock [2022-11-20 11:21:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_unlock [2022-11-20 11:21:17,419 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_show_info [2022-11-20 11:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_show_info [2022-11-20 11:21:17,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-20 11:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-20 11:21:17,419 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inb_scbram [2022-11-20 11:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inb_scbram [2022-11-20 11:21:17,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 11:21:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 11:21:17,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 11:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 11:21:17,420 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_transaction_status [2022-11-20 11:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_transaction_status [2022-11-20 11:21:17,420 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_enable_coalescing [2022-11-20 11:21:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_enable_coalescing [2022-11-20 11:21:17,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:21:17,420 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-20 11:21:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-20 11:21:17,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:21:17,421 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_nonpkt_busfree [2022-11-20 11:21:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_nonpkt_busfree [2022-11-20 11:21:17,421 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dma_tag_create [2022-11-20 11:21:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dma_tag_create [2022-11-20 11:21:17,421 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_modes [2022-11-20 11:21:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_modes [2022-11-20 11:21:17,422 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_slave_alloc [2022-11-20 11:21:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_slave_alloc [2022-11-20 11:21:17,422 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_qinfifo_requeue [2022-11-20 11:21:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_qinfifo_requeue [2022-11-20 11:21:17,422 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_4btoul [2022-11-20 11:21:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_4btoul [2022-11-20 11:21:17,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-20 11:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 11:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-20 11:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_transfer_length [2022-11-20 11:21:17,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_transfer_length [2022-11-20 11:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 11:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 11:21:17,423 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_scsisigi_print [2022-11-20 11:21:17,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_scsisigi_print [2022-11-20 11:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_read_seeprom [2022-11-20 11:21:17,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_read_seeprom [2022-11-20 11:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_devreset [2022-11-20 11:21:17,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_devreset [2022-11-20 11:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-20 11:21:17,424 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lqistat1_print [2022-11-20 11:21:17,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lqistat1_print [2022-11-20 11:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_neg_request [2022-11-20 11:21:17,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_neg_request [2022-11-20 11:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_unpause [2022-11-20 11:21:17,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_unpause [2022-11-20 11:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_fetch_transinfo [2022-11-20 11:21:17,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_fetch_transinfo [2022-11-20 11:21:17,425 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-20 11:21:17,425 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-20 11:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_build_mode_state [2022-11-20 11:21:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_build_mode_state [2022-11-20 11:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lock [2022-11-20 11:21:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lock [2022-11-20 11:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_cmd_get_scsi_status [2022-11-20 11:21:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_cmd_get_scsi_status [2022-11-20 11:21:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_done_with_status [2022-11-20 11:21:17,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_done_with_status [2022-11-20 11:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_dev_reset [2022-11-20 11:21:17,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_dev_reset [2022-11-20 11:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-11-20 11:21:17,428 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-11-20 11:21:17,428 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_pci_bus [2022-11-20 11:21:17,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_pci_bus [2022-11-20 11:21:17,429 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dump_sglist [2022-11-20 11:21:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dump_sglist [2022-11-20 11:21:17,429 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2022-11-20 11:21:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2022-11-20 11:21:17,429 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_hwerrint [2022-11-20 11:21:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_hwerrint [2022-11-20 11:21:17,429 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_reset_channel [2022-11-20 11:21:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_reset_channel [2022-11-20 11:21:17,430 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_tags [2022-11-20 11:21:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_tags [2022-11-20 11:21:17,430 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_search_qinfifo [2022-11-20 11:21:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_search_qinfifo [2022-11-20 11:21:17,430 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_iocell_first_selection [2022-11-20 11:21:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_iocell_first_selection [2022-11-20 11:21:17,430 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_active_fifo [2022-11-20 11:21:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_active_fifo [2022-11-20 11:21:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-20 11:21:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-20 11:21:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_parse_brace_option [2022-11-20 11:21:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_parse_brace_option [2022-11-20 11:21:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_qinfifo_count [2022-11-20 11:21:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_qinfifo_count [2022-11-20 11:21:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_width [2022-11-20 11:21:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_width [2022-11-20 11:21:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_run_qoutfifo [2022-11-20 11:21:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_run_qoutfifo [2022-11-20 11:21:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_construct_sdtr [2022-11-20 11:21:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_construct_sdtr [2022-11-20 11:21:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_clear_fifo [2022-11-20 11:21:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_clear_fifo [2022-11-20 11:21:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 11:21:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 11:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dmamap_load [2022-11-20 11:21:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dmamap_load [2022-11-20 11:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_find_busy_tcl [2022-11-20 11:21:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_find_busy_tcl [2022-11-20 11:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_get_signalling [2022-11-20 11:21:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_get_signalling [2022-11-20 11:21:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_clear_intstat [2022-11-20 11:21:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_clear_intstat [2022-11-20 11:21:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sg_bus_to_virt [2022-11-20 11:21:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sg_bus_to_virt [2022-11-20 11:21:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-20 11:21:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-20 11:21:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_update_neg_table [2022-11-20 11:21:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_update_neg_table [2022-11-20 11:21:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-20 11:21:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-20 11:21:17,435 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_loadseq [2022-11-20 11:21:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_loadseq [2022-11-20 11:21:17,435 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_clear_critical_section [2022-11-20 11:21:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_clear_critical_section [2022-11-20 11:21:17,435 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-20 11:21:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-20 11:21:17,435 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_fetch_devinfo [2022-11-20 11:21:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_fetch_devinfo [2022-11-20 11:21:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-20 11:21:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-20 11:21:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 11:21:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-20 11:21:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_queue [2022-11-20 11:21:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_queue [2022-11-20 11:21:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 11:21:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 11:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_flush_device_writes [2022-11-20 11:21:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_flush_device_writes [2022-11-20 11:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_dmamem_free [2022-11-20 11:21:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_dmamem_free [2022-11-20 11:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_sense_residual [2022-11-20 11:21:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_sense_residual [2022-11-20 11:21:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_release_seeprom [2022-11-20 11:21:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_release_seeprom [2022-11-20 11:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-20 11:21:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-20 11:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_linux_target_destroy [2022-11-20 11:21:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_linux_target_destroy [2022-11-20 11:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-20 11:21:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-20 11:21:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2022-11-20 11:21:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2022-11-20 11:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_cmd_set_transaction_status [2022-11-20 11:21:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_cmd_set_transaction_status [2022-11-20 11:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_pause [2022-11-20 11:21:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_pause [2022-11-20 11:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_pci_function [2022-11-20 11:21:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_pci_function [2022-11-20 11:21:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_alloc_scbs [2022-11-20 11:21:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_alloc_scbs [2022-11-20 11:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_4 [2022-11-20 11:21:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_4 [2022-11-20 11:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inl [2022-11-20 11:21:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inl [2022-11-20 11:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_hnscb_qoff [2022-11-20 11:21:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_hnscb_qoff [2022-11-20 11:21:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inq [2022-11-20 11:21:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inq [2022-11-20 11:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_assert_atn [2022-11-20 11:21:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_assert_atn [2022-11-20 11:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_restore_modes [2022-11-20 11:21:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_restore_modes [2022-11-20 11:21:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sent_msg [2022-11-20 11:21:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sent_msg [2022-11-20 11:21:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inw [2022-11-20 11:21:17,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inw [2022-11-20 11:21:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_wait_flexport [2022-11-20 11:21:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_wait_flexport [2022-11-20 11:21:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_send_async [2022-11-20 11:21:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_send_async [2022-11-20 11:21:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_add_col_list [2022-11-20 11:21:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_add_col_list [2022-11-20 11:21:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_write_flexport [2022-11-20 11:21:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_write_flexport [2022-11-20 11:21:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_handle_proto_violation [2022-11-20 11:21:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_handle_proto_violation [2022-11-20 11:21:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-20 11:21:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-20 11:21:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_setup_data_scb [2022-11-20 11:21:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_setup_data_scb [2022-11-20 11:21:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_inb [2022-11-20 11:21:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_inb [2022-11-20 11:21:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_reset_current_bus [2022-11-20 11:21:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_reset_current_bus [2022-11-20 11:21:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_transport_device_data [2022-11-20 11:21:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_transport_device_data [2022-11-20 11:21:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_print_register [2022-11-20 11:21:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_print_register [2022-11-20 11:21:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-20 11:21:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-20 11:21:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_set_modes [2022-11-20 11:21:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_set_modes [2022-11-20 11:21:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sync_qoutfifo [2022-11-20 11:21:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sync_qoutfifo [2022-11-20 11:21:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_sglist_allocsize [2022-11-20 11:21:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_sglist_allocsize [2022-11-20 11:21:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_queue_scb [2022-11-20 11:21:17,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_queue_scb [2022-11-20 11:21:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_get_sense_bufsize [2022-11-20 11:21:17,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_get_sense_bufsize [2022-11-20 11:21:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure ahd_lastphase_print [2022-11-20 11:21:17,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ahd_lastphase_print [2022-11-20 11:21:19,751 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:21:19,756 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:21:26,695 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 11:25:20,733 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:25:20,789 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:25:20,789 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 11:25:20,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:25:20 BoogieIcfgContainer [2022-11-20 11:25:20,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:25:20,804 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:25:20,804 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:25:20,809 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:25:20,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:21:03" (1/3) ... [2022-11-20 11:25:20,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474c1a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:25:20, skipping insertion in model container [2022-11-20 11:25:20,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:21:14" (2/3) ... [2022-11-20 11:25:20,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474c1a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:25:20, skipping insertion in model container [2022-11-20 11:25:20,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:25:20" (3/3) ... [2022-11-20 11:25:20,814 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2022-11-20 11:25:20,837 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:25:20,837 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 11:25:21,053 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:25:21,064 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;@3070eac0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:25:21,064 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 11:25:21,100 INFO L276 IsEmpty]: Start isEmpty. Operand has 7155 states, 4582 states have (on average 1.3448275862068966) internal successors, (6162), 4784 states have internal predecessors, (6162), 2329 states have call successors, (2329), 243 states have call predecessors, (2329), 242 states have return successors, (2324), 2263 states have call predecessors, (2324), 2324 states have call successors, (2324) [2022-11-20 11:25:21,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-11-20 11:25:21,149 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:25:21,151 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:25:21,153 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:25:21,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:25:21,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1521774821, now seen corresponding path program 1 times [2022-11-20 11:25:21,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:25:21,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1114531961] [2022-11-20 11:25:21,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:25:21,235 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:25:21,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:25:21,242 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 11:25:21,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-20 11:26:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:26:30,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 18508 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-20 11:26:30,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:26:30,800 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2022-11-20 11:26:30,800 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:26:30,801 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:26:30,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1114531961] [2022-11-20 11:26:30,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1114531961] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:26:30,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:26:30,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:26:30,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111311722] [2022-11-20 11:26:30,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:26:30,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 11:26:30,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:26:30,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 11:26:30,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 11:26:30,862 INFO L87 Difference]: Start difference. First operand has 7155 states, 4582 states have (on average 1.3448275862068966) internal successors, (6162), 4784 states have internal predecessors, (6162), 2329 states have call successors, (2329), 243 states have call predecessors, (2329), 242 states have return successors, (2324), 2263 states have call predecessors, (2324), 2324 states have call successors, (2324) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-20 11:26:31,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:26:31,609 INFO L93 Difference]: Finished difference Result 14305 states and 21931 transitions. [2022-11-20 11:26:31,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 11:26:31,611 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 203 [2022-11-20 11:26:31,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:26:31,742 INFO L225 Difference]: With dead ends: 14305 [2022-11-20 11:26:31,743 INFO L226 Difference]: Without dead ends: 7140 [2022-11-20 11:26:31,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 11:26:31,848 INFO L413 NwaCegarLoop]: 10808 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10808 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:26:31,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10808 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:26:31,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7140 states. [2022-11-20 11:26:32,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7140 to 7140. [2022-11-20 11:26:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7140 states, 4574 states have (on average 1.3428071709663314) internal successors, (6142), 4769 states have internal predecessors, (6142), 2324 states have call successors, (2324), 242 states have call predecessors, (2324), 241 states have return successors, (2321), 2260 states have call predecessors, (2321), 2321 states have call successors, (2321) [2022-11-20 11:26:32,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7140 states to 7140 states and 10787 transitions. [2022-11-20 11:26:32,756 INFO L78 Accepts]: Start accepts. Automaton has 7140 states and 10787 transitions. Word has length 203 [2022-11-20 11:26:32,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:26:32,756 INFO L495 AbstractCegarLoop]: Abstraction has 7140 states and 10787 transitions. [2022-11-20 11:26:32,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-20 11:26:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 7140 states and 10787 transitions. [2022-11-20 11:26:32,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-11-20 11:26:32,772 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:26:32,772 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:26:32,991 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-11-20 11:26:33,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 137 [2022-11-20 11:26:33,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:26:33,175 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:26:33,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:26:33,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1828625439, now seen corresponding path program 1 times [2022-11-20 11:26:33,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:26:33,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1093963222] [2022-11-20 11:26:33,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:26:33,213 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:26:33,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:26:33,214 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 11:26:33,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-20 11:27:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:27:43,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 18508 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 11:27:43,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:27:43,737 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2022-11-20 11:27:43,737 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:27:43,738 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:27:43,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1093963222] [2022-11-20 11:27:43,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1093963222] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:27:43,738 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:27:43,739 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 11:27:43,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244683319] [2022-11-20 11:27:43,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:27:43,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 11:27:43,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:27:43,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 11:27:43,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-20 11:27:43,743 INFO L87 Difference]: Start difference. First operand 7140 states and 10787 transitions. Second operand has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-20 11:27:45,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:27:45,975 INFO L93 Difference]: Finished difference Result 14276 states and 21845 transitions. [2022-11-20 11:27:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 11:27:45,976 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 203 [2022-11-20 11:27:45,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:27:46,070 INFO L225 Difference]: With dead ends: 14276 [2022-11-20 11:27:46,070 INFO L226 Difference]: Without dead ends: 7143 [2022-11-20 11:27:46,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:27:46,157 INFO L413 NwaCegarLoop]: 10769 mSDtfsCounter, 6 mSDsluCounter, 43030 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 53799 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-20 11:27:46,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 53799 Invalid, 152 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [21 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-20 11:27:46,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7143 states. [2022-11-20 11:27:46,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7143 to 7143. [2022-11-20 11:27:46,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7143 states, 4576 states have (on average 1.3428758741258742) internal successors, (6145), 4772 states have internal predecessors, (6145), 2324 states have call successors, (2324), 242 states have call predecessors, (2324), 242 states have return successors, (2323), 2260 states have call predecessors, (2323), 2321 states have call successors, (2323) [2022-11-20 11:27:47,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7143 states to 7143 states and 10792 transitions. [2022-11-20 11:27:47,044 INFO L78 Accepts]: Start accepts. Automaton has 7143 states and 10792 transitions. Word has length 203 [2022-11-20 11:27:47,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:27:47,045 INFO L495 AbstractCegarLoop]: Abstraction has 7143 states and 10792 transitions. [2022-11-20 11:27:47,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-20 11:27:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 7143 states and 10792 transitions. [2022-11-20 11:27:47,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-11-20 11:27:47,052 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:27:47,053 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:27:47,266 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-11-20 11:27:47,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 137 [2022-11-20 11:27:47,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:27:47,443 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:27:47,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:27:47,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1213268939, now seen corresponding path program 1 times [2022-11-20 11:27:47,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:27:47,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1954750945] [2022-11-20 11:27:47,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:27:47,468 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:27:47,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:27:47,469 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 11:27:47,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-20 11:28:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:28:58,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 18640 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 11:28:58,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:28:58,811 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 132 proven. 1 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2022-11-20 11:28:58,811 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:29:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2022-11-20 11:29:00,198 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:29:00,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1954750945] [2022-11-20 11:29:00,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1954750945] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:29:00,198 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-20 11:29:00,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-11-20 11:29:00,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562245166] [2022-11-20 11:29:00,199 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-20 11:29:00,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-20 11:29:00,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:29:00,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 11:29:00,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-11-20 11:29:00,205 INFO L87 Difference]: Start difference. First operand 7143 states and 10792 transitions. Second operand has 11 states, 9 states have (on average 8.11111111111111) internal successors, (73), 11 states have internal predecessors, (73), 4 states have call successors, (35), 2 states have call predecessors, (35), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2022-11-20 11:29:03,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:29:03,861 INFO L93 Difference]: Finished difference Result 14282 states and 21855 transitions. [2022-11-20 11:29:03,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 11:29:03,862 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 8.11111111111111) internal successors, (73), 11 states have internal predecessors, (73), 4 states have call successors, (35), 2 states have call predecessors, (35), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) Word has length 215 [2022-11-20 11:29:03,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:29:03,972 INFO L225 Difference]: With dead ends: 14282 [2022-11-20 11:29:03,972 INFO L226 Difference]: Without dead ends: 7146 [2022-11-20 11:29:04,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-11-20 11:29:04,053 INFO L413 NwaCegarLoop]: 10770 mSDtfsCounter, 11 mSDsluCounter, 86053 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 96823 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-20 11:29:04,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 96823 Invalid, 311 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [23 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-20 11:29:04,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7146 states. [2022-11-20 11:29:04,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7146 to 7144. [2022-11-20 11:29:04,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7144 states, 4577 states have (on average 1.3430194450513437) internal successors, (6147), 4773 states have internal predecessors, (6147), 2324 states have call successors, (2324), 242 states have call predecessors, (2324), 242 states have return successors, (2323), 2260 states have call predecessors, (2323), 2321 states have call successors, (2323) [2022-11-20 11:29:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7144 states to 7144 states and 10794 transitions. [2022-11-20 11:29:04,724 INFO L78 Accepts]: Start accepts. Automaton has 7144 states and 10794 transitions. Word has length 215 [2022-11-20 11:29:04,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:29:04,725 INFO L495 AbstractCegarLoop]: Abstraction has 7144 states and 10794 transitions. [2022-11-20 11:29:04,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 8.11111111111111) internal successors, (73), 11 states have internal predecessors, (73), 4 states have call successors, (35), 2 states have call predecessors, (35), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2022-11-20 11:29:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 7144 states and 10794 transitions. [2022-11-20 11:29:04,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-11-20 11:29:04,732 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:29:04,732 INFO L195 NwaCegarLoop]: trace histogram [24, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:29:04,957 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-11-20 11:29:05,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-20 11:29:05,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:29:05,126 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:29:05,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:29:05,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1386487777, now seen corresponding path program 2 times [2022-11-20 11:29:05,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:29:05,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1270490598] [2022-11-20 11:29:05,167 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 11:29:05,168 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:29:05,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:29:05,169 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 11:29:05,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-20 11:30:08,520 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 11:30:08,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:30:11,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 17996 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:30:11,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:30:11,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2022-11-20 11:30:11,522 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:30:11,522 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:30:11,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1270490598] [2022-11-20 11:30:11,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1270490598] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:30:11,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:30:11,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:30:11,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163231747] [2022-11-20 11:30:11,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:30:11,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:30:11,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:30:11,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:30:11,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:30:11,525 INFO L87 Difference]: Start difference. First operand 7144 states and 10794 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-20 11:30:16,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.63s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:30:17,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:30:17,369 INFO L93 Difference]: Finished difference Result 21248 states and 32113 transitions. [2022-11-20 11:30:17,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:30:17,370 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 227 [2022-11-20 11:30:17,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:30:17,519 INFO L225 Difference]: With dead ends: 21248 [2022-11-20 11:30:17,519 INFO L226 Difference]: Without dead ends: 14137 [2022-11-20 11:30:17,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:30:17,571 INFO L413 NwaCegarLoop]: 13618 mSDtfsCounter, 10707 mSDsluCounter, 10625 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10707 SdHoareTripleChecker+Valid, 24243 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:30:17,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10707 Valid, 24243 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-11-20 11:30:17,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14137 states. [2022-11-20 11:30:18,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14137 to 14137. [2022-11-20 11:30:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14137 states, 9037 states have (on average 1.342148943233374) internal successors, (12129), 9426 states have internal predecessors, (12129), 4617 states have call successors, (4617), 481 states have call predecessors, (4617), 482 states have return successors, (4618), 4492 states have call predecessors, (4618), 4614 states have call successors, (4618) [2022-11-20 11:30:19,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14137 states to 14137 states and 21364 transitions. [2022-11-20 11:30:19,014 INFO L78 Accepts]: Start accepts. Automaton has 14137 states and 21364 transitions. Word has length 227 [2022-11-20 11:30:19,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:30:19,015 INFO L495 AbstractCegarLoop]: Abstraction has 14137 states and 21364 transitions. [2022-11-20 11:30:19,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-20 11:30:19,015 INFO L276 IsEmpty]: Start isEmpty. Operand 14137 states and 21364 transitions. [2022-11-20 11:30:19,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-11-20 11:30:19,020 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:30:19,020 INFO L195 NwaCegarLoop]: trace histogram [24, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:30:19,246 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-11-20 11:30:19,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:19,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:30:19,344 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:30:19,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:30:19,345 INFO L85 PathProgramCache]: Analyzing trace with hash 515031619, now seen corresponding path program 1 times [2022-11-20 11:30:19,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:30:19,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605923949] [2022-11-20 11:30:19,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:30:19,368 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:30:19,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:30:19,369 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 11:30:19,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-20 11:31:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:31:31,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 18781 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 11:31:31,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:31:31,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 187 proven. 3 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2022-11-20 11:31:31,684 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:31:33,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2022-11-20 11:31:33,577 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:31:33,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605923949] [2022-11-20 11:31:33,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1605923949] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:31:33,577 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-20 11:31:33,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2022-11-20 11:31:33,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209848211] [2022-11-20 11:31:33,577 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-20 11:31:33,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-20 11:31:33,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:31:33,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-20 11:31:33,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-11-20 11:31:33,579 INFO L87 Difference]: Start difference. First operand 14137 states and 21364 transitions. Second operand has 13 states, 11 states have (on average 7.363636363636363) internal successors, (81), 13 states have internal predecessors, (81), 4 states have call successors, (35), 2 states have call predecessors, (35), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2022-11-20 11:31:37,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:31:37,554 INFO L93 Difference]: Finished difference Result 28280 states and 43278 transitions. [2022-11-20 11:31:37,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 11:31:37,560 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 7.363636363636363) internal successors, (81), 13 states have internal predecessors, (81), 4 states have call successors, (35), 2 states have call predecessors, (35), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) Word has length 232 [2022-11-20 11:31:37,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:31:37,682 INFO L225 Difference]: With dead ends: 28280 [2022-11-20 11:31:37,682 INFO L226 Difference]: Without dead ends: 14147 [2022-11-20 11:31:37,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 466 GetRequests, 451 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2022-11-20 11:31:37,805 INFO L413 NwaCegarLoop]: 10771 mSDtfsCounter, 23 mSDsluCounter, 75305 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 86076 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-20 11:31:37,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 86076 Invalid, 307 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [26 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-20 11:31:37,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14147 states. [2022-11-20 11:31:38,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14147 to 14139. [2022-11-20 11:31:39,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14139 states, 9039 states have (on average 1.3422945016041599) internal successors, (12133), 9428 states have internal predecessors, (12133), 4617 states have call successors, (4617), 481 states have call predecessors, (4617), 482 states have return successors, (4618), 4492 states have call predecessors, (4618), 4614 states have call successors, (4618) [2022-11-20 11:31:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14139 states to 14139 states and 21368 transitions. [2022-11-20 11:31:39,127 INFO L78 Accepts]: Start accepts. Automaton has 14139 states and 21368 transitions. Word has length 232 [2022-11-20 11:31:39,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:31:39,128 INFO L495 AbstractCegarLoop]: Abstraction has 14139 states and 21368 transitions. [2022-11-20 11:31:39,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 7.363636363636363) internal successors, (81), 13 states have internal predecessors, (81), 4 states have call successors, (35), 2 states have call predecessors, (35), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2022-11-20 11:31:39,129 INFO L276 IsEmpty]: Start isEmpty. Operand 14139 states and 21368 transitions. [2022-11-20 11:31:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-11-20 11:31:39,133 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:31:39,134 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:31:39,350 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forcibly destroying the process [2022-11-20 11:31:39,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 137 [2022-11-20 11:31:39,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:31:39,529 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:31:39,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:39,530 INFO L85 PathProgramCache]: Analyzing trace with hash -64324073, now seen corresponding path program 2 times [2022-11-20 11:31:39,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:31:39,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1790686431] [2022-11-20 11:31:39,569 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 11:31:39,569 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:31:39,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:31:39,570 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 11:31:39,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-20 11:32:46,549 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 11:32:46,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:32:49,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 18005 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:32:49,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:32:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1698 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1698 trivial. 0 not checked. [2022-11-20 11:32:52,538 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:32:52,538 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:32:52,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1790686431] [2022-11-20 11:32:52,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1790686431] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:32:52,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:32:52,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:32:52,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648501651] [2022-11-20 11:32:52,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:32:52,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:32:52,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:32:52,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:32:52,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:32:52,541 INFO L87 Difference]: Start difference. First operand 14139 states and 21368 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-11-20 11:32:53,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:32:53,018 INFO L93 Difference]: Finished difference Result 14141 states and 21369 transitions. [2022-11-20 11:32:53,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:32:53,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 244 [2022-11-20 11:32:53,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:32:53,263 INFO L225 Difference]: With dead ends: 14141 [2022-11-20 11:32:53,263 INFO L226 Difference]: Without dead ends: 14138 [2022-11-20 11:32:53,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:32:53,274 INFO L413 NwaCegarLoop]: 10784 mSDtfsCounter, 10693 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10693 SdHoareTripleChecker+Valid, 10784 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:32:53,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10693 Valid, 10784 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:32:53,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14138 states. [2022-11-20 11:32:54,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14138 to 14138. [2022-11-20 11:32:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14138 states, 9039 states have (on average 1.3421838698971125) internal successors, (12132), 9427 states have internal predecessors, (12132), 4616 states have call successors, (4616), 481 states have call predecessors, (4616), 482 states have return successors, (4618), 4492 states have call predecessors, (4618), 4614 states have call successors, (4618) [2022-11-20 11:32:54,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14138 states to 14138 states and 21366 transitions. [2022-11-20 11:32:54,751 INFO L78 Accepts]: Start accepts. Automaton has 14138 states and 21366 transitions. Word has length 244 [2022-11-20 11:32:54,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:32:54,752 INFO L495 AbstractCegarLoop]: Abstraction has 14138 states and 21366 transitions. [2022-11-20 11:32:54,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-11-20 11:32:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 14138 states and 21366 transitions. [2022-11-20 11:32:54,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-11-20 11:32:54,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:32:54,758 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:32:54,981 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forcibly destroying the process [2022-11-20 11:32:55,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-20 11:32:55,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:32:55,154 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:32:55,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:32:55,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1997949245, now seen corresponding path program 1 times [2022-11-20 11:32:55,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:32:55,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1934546683] [2022-11-20 11:32:55,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:32:55,194 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:32:55,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:32:55,195 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 11:32:55,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-20 11:34:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:34:09,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 18914 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 11:34:09,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:34:09,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1698 backedges. 264 proven. 6 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2022-11-20 11:34:09,652 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:34:12,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1698 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2022-11-20 11:34:12,224 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:34:12,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1934546683] [2022-11-20 11:34:12,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1934546683] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:34:12,225 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-20 11:34:12,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2022-11-20 11:34:12,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847435628] [2022-11-20 11:34:12,225 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-20 11:34:12,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-20 11:34:12,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:34:12,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-20 11:34:12,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-11-20 11:34:12,228 INFO L87 Difference]: Start difference. First operand 14138 states and 21366 transitions. Second operand has 15 states, 13 states have (on average 6.461538461538462) internal successors, (84), 15 states have internal predecessors, (84), 4 states have call successors, (35), 2 states have call predecessors, (35), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2022-11-20 11:34:16,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:34:16,412 INFO L93 Difference]: Finished difference Result 28286 states and 43288 transitions. [2022-11-20 11:34:16,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-20 11:34:16,414 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 6.461538461538462) internal successors, (84), 15 states have internal predecessors, (84), 4 states have call successors, (35), 2 states have call predecessors, (35), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) Word has length 245 [2022-11-20 11:34:16,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:34:16,561 INFO L225 Difference]: With dead ends: 28286 [2022-11-20 11:34:16,562 INFO L226 Difference]: Without dead ends: 14152 [2022-11-20 11:34:16,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 493 GetRequests, 475 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2022-11-20 11:34:16,697 INFO L413 NwaCegarLoop]: 10770 mSDtfsCounter, 32 mSDsluCounter, 75312 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 86082 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-20 11:34:16,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 86082 Invalid, 328 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [32 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-20 11:34:16,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14152 states. [2022-11-20 11:34:18,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14152 to 14140. [2022-11-20 11:34:18,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14140 states, 9041 states have (on average 1.3423293883419976) internal successors, (12136), 9429 states have internal predecessors, (12136), 4616 states have call successors, (4616), 481 states have call predecessors, (4616), 482 states have return successors, (4618), 4492 states have call predecessors, (4618), 4614 states have call successors, (4618) [2022-11-20 11:34:18,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14140 states to 14140 states and 21370 transitions. [2022-11-20 11:34:18,231 INFO L78 Accepts]: Start accepts. Automaton has 14140 states and 21370 transitions. Word has length 245 [2022-11-20 11:34:18,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:34:18,231 INFO L495 AbstractCegarLoop]: Abstraction has 14140 states and 21370 transitions. [2022-11-20 11:34:18,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 6.461538461538462) internal successors, (84), 15 states have internal predecessors, (84), 4 states have call successors, (35), 2 states have call predecessors, (35), 5 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2022-11-20 11:34:18,232 INFO L276 IsEmpty]: Start isEmpty. Operand 14140 states and 21370 transitions. [2022-11-20 11:34:18,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-11-20 11:34:18,237 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:34:18,237 INFO L195 NwaCegarLoop]: trace histogram [48, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:34:18,459 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forcibly destroying the process [2022-11-20 11:34:18,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-20 11:34:18,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:34:18,613 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:34:18,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:34:18,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1133929449, now seen corresponding path program 2 times [2022-11-20 11:34:18,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:34:18,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [371701435] [2022-11-20 11:34:18,648 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 11:34:18,648 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 11:34:18,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:34:18,649 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 11:34:18,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c637963e-aae7-41b3-83ac-0cac27ee9fdb/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process