./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--aic7xxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a8c555632fab0930c52086cc6bea4b7b2afb397d1c46adaad1f0d2afa54388da --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:24:25,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:24:25,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:24:25,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:24:25,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:24:25,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:24:25,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:24:25,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:24:25,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:24:25,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:24:25,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:24:25,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:24:25,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:24:25,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:24:25,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:24:25,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:24:25,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:24:25,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:24:25,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:24:25,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:24:25,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:24:25,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:24:25,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:24:25,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:24:25,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:24:25,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:24:25,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:24:25,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:24:25,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:24:25,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:24:25,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:24:25,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:24:25,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:24:25,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:24:25,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:24:25,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:24:25,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:24:25,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:24:25,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:24:25,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:24:25,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:24:25,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 18:24:25,396 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:24:25,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:24:25,397 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:24:25,397 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:24:25,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:24:25,398 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:24:25,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:24:25,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:24:25,399 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:24:25,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:24:25,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:24:25,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:24:25,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:24:25,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:24:25,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:24:25,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:24:25,401 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:24:25,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:24:25,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:24:25,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:24:25,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:24:25,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:24:25,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:24:25,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:24:25,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:24:25,403 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:24:25,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:24:25,403 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:24:25,403 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:24:25,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:24:25,404 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_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8c555632fab0930c52086cc6bea4b7b2afb397d1c46adaad1f0d2afa54388da [2022-11-18 18:24:25,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:24:25,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:24:25,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:24:25,758 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:24:25,759 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:24:25,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i [2022-11-18 18:24:25,852 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/data/a963296e0/8865a9a9a6c041b38d68b26f43f11e9f/FLAG58c46e3ae [2022-11-18 18:24:27,112 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:24:27,113 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i [2022-11-18 18:24:27,186 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/data/a963296e0/8865a9a9a6c041b38d68b26f43f11e9f/FLAG58c46e3ae [2022-11-18 18:24:27,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/data/a963296e0/8865a9a9a6c041b38d68b26f43f11e9f [2022-11-18 18:24:27,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:24:27,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:24:27,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:24:27,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:24:27,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:24:27,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:24:27" (1/1) ... [2022-11-18 18:24:27,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e4edb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:27, skipping insertion in model container [2022-11-18 18:24:27,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:24:27" (1/1) ... [2022-11-18 18:24:27,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:24:27,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:24:33,616 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i[619583,619596] [2022-11-18 18:24:33,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:24:34,464 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:24:35,454 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i[619583,619596] [2022-11-18 18:24:35,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:24:36,441 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:24:36,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36 WrapperNode [2022-11-18 18:24:36,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:24:36,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:24:36,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:24:36,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:24:36,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:36,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:37,499 INFO L138 Inliner]: procedures = 600, calls = 14409, calls flagged for inlining = 254, calls inlined = 250, statements flattened = 22355 [2022-11-18 18:24:37,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:24:37,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:24:37,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:24:37,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:24:37,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:37,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:37,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:37,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:38,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:38,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:38,559 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:38,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:38,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:24:38,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:24:38,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:24:38,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:24:38,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (1/1) ... [2022-11-18 18:24:38,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:24:38,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:24:38,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:24:38,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2d44ae-894a-44d2-b5ef-e2a7ac1d3c3d/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:24:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_inl [2022-11-18 18:24:38,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_inl [2022-11-18 18:24:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_unpause [2022-11-18 18:24:38,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_unpause [2022-11-18 18:24:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-18 18:24:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_update_neg_request [2022-11-18 18:24:38,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_update_neg_request [2022-11-18 18:24:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_2 [2022-11-18 18:24:38,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_2 [2022-11-18 18:24:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamap_unload [2022-11-18 18:24:38,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamap_unload [2022-11-18 18:24:38,877 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_outl [2022-11-18 18:24:38,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_outl [2022-11-18 18:24:38,878 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-18 18:24:38,878 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-18 18:24:38,878 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_verify_cksum [2022-11-18 18:24:38,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_verify_cksum [2022-11-18 18:24:38,878 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_inw [2022-11-18 18:24:38,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_inw [2022-11-18 18:24:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 18:24:38,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 18:24:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure send_seeprom_cmd [2022-11-18 18:24:38,879 INFO L138 BoogieDeclarations]: Found implementation of procedure send_seeprom_cmd [2022-11-18 18:24:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_seqint [2022-11-18 18:24:38,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_seqint [2022-11-18 18:24:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2022-11-18 18:24:38,880 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2022-11-18 18:24:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_construct_wdtr [2022-11-18 18:24:38,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_construct_wdtr [2022-11-18 18:24:38,880 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_release_seeprom [2022-11-18 18:24:38,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_release_seeprom [2022-11-18 18:24:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_outb [2022-11-18 18:24:38,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_outb [2022-11-18 18:24:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 18:24:38,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 18:24:38,881 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_user_tagdepth [2022-11-18 18:24:38,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_user_tagdepth [2022-11-18 18:24:38,882 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_intr_enable [2022-11-18 18:24:38,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_intr_enable [2022-11-18 18:24:38,882 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_freeze_scb [2022-11-18 18:24:38,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_freeze_scb [2022-11-18 18:24:38,883 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2022-11-18 18:24:38,883 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2022-11-18 18:24:38,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_4 [2022-11-18 18:24:38,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_4 [2022-11-18 18:24:38,884 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_qinfifo_requeue [2022-11-18 18:24:38,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_qinfifo_requeue [2022-11-18 18:24:38,884 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_assert_atn [2022-11-18 18:24:38,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_assert_atn [2022-11-18 18:24:38,885 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_print_path [2022-11-18 18:24:38,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_print_path [2022-11-18 18:24:38,885 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_compile_devinfo [2022-11-18 18:24:38,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_compile_devinfo [2022-11-18 18:24:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_inb [2022-11-18 18:24:38,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_inb [2022-11-18 18:24:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_format_transinfo [2022-11-18 18:24:38,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_format_transinfo [2022-11-18 18:24:38,887 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_id [2022-11-18 18:24:38,888 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_id [2022-11-18 18:24:38,888 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_clear_critical_section [2022-11-18 18:24:38,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_clear_critical_section [2022-11-18 18:24:38,888 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_check_patch [2022-11-18 18:24:38,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_check_patch [2022-11-18 18:24:38,888 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_sense_residual [2022-11-18 18:24:38,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_sense_residual [2022-11-18 18:24:38,889 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_lun_print [2022-11-18 18:24:38,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_lun_print [2022-11-18 18:24:38,889 INFO L130 BoogieDeclarations]: Found specification of procedure configure_termination [2022-11-18 18:24:38,889 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_termination [2022-11-18 18:24:38,889 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 18:24:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 18:24:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_lookup_scb [2022-11-18 18:24:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_lookup_scb [2022-11-18 18:24:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_scb [2022-11-18 18:24:38,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_scb [2022-11-18 18:24:38,890 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_residual [2022-11-18 18:24:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_residual [2022-11-18 18:24:38,891 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7899_setup [2022-11-18 18:24:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7899_setup [2022-11-18 18:24:38,891 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aha394XX_setup [2022-11-18 18:24:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aha394XX_setup [2022-11-18 18:24:38,891 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_construct_ppr [2022-11-18 18:24:38,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_construct_ppr [2022-11-18 18:24:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 18:24:38,892 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 18:24:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_flush_device_writes [2022-11-18 18:24:38,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_flush_device_writes [2022-11-18 18:24:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 18:24:38,892 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 18:24:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_fetch_devinfo [2022-11-18 18:24:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_fetch_devinfo [2022-11-18 18:24:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_update_pending_scbs [2022-11-18 18:24:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_update_pending_scbs [2022-11-18 18:24:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:24:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_devinfo [2022-11-18 18:24:38,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_devinfo [2022-11-18 18:24:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-18 18:24:38,894 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-18 18:24:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_unlock [2022-11-18 18:24:38,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_unlock [2022-11-18 18:24:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2022-11-18 18:24:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2022-11-18 18:24:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 18:24:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 18:24:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7860_setup [2022-11-18 18:24:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7860_setup [2022-11-18 18:24:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_shutdown [2022-11-18 18:24:38,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_shutdown [2022-11-18 18:24:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 18:24:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_done [2022-11-18 18:24:38,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_done [2022-11-18 18:24:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_tags [2022-11-18 18:24:38,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_tags [2022-11-18 18:24:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_scsiint [2022-11-18 18:24:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_scsiint [2022-11-18 18:24:38,897 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-18 18:24:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-18 18:24:38,897 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_restart [2022-11-18 18:24:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_restart [2022-11-18 18:24:38,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 18:24:38,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:24:38,898 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_queue_recovery_cmd [2022-11-18 18:24:38,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_queue_recovery_cmd [2022-11-18 18:24:38,898 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_validate_offset [2022-11-18 18:24:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_validate_offset [2022-11-18 18:24:38,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 18:24:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 18:24:38,899 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_scsi_status [2022-11-18 18:24:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_scsi_status [2022-11-18 18:24:38,899 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_is_paused [2022-11-18 18:24:38,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_is_paused [2022-11-18 18:24:38,900 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_freeze_untagged_queues [2022-11-18 18:24:38,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_freeze_untagged_queues [2022-11-18 18:24:38,900 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_sync_scb [2022-11-18 18:24:38,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_sync_scb [2022-11-18 18:24:38,900 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7880_setup [2022-11-18 18:24:38,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7880_setup [2022-11-18 18:24:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_search_qinfifo [2022-11-18 18:24:38,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_search_qinfifo [2022-11-18 18:24:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_alloc_tstate [2022-11-18 18:24:38,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_alloc_tstate [2022-11-18 18:24:38,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-18 18:24:38,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-18 18:24:38,902 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_tag_print [2022-11-18 18:24:38,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_tag_print [2022-11-18 18:24:38,902 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_cmd_get_transaction_status [2022-11-18 18:24:38,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_cmd_get_transaction_status [2022-11-18 18:24:38,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 18:24:38,902 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_pci_function [2022-11-18 18:24:38,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_pci_function [2022-11-18 18:24:38,903 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_lookup_phase_entry [2022-11-18 18:24:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_lookup_phase_entry [2022-11-18 18:24:38,903 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_unbusy_tcl [2022-11-18 18:24:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_unbusy_tcl [2022-11-18 18:24:38,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:24:38,903 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_controller_info [2022-11-18 18:24:38,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_controller_info [2022-11-18 18:24:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure read_brdctl [2022-11-18 18:24:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure read_brdctl [2022-11-18 18:24:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aha394XU_setup [2022-11-18 18:24:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aha394XU_setup [2022-11-18 18:24:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 18:24:38,904 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_devreset [2022-11-18 18:24:38,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_devreset [2022-11-18 18:24:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_dev_reset [2022-11-18 18:24:38,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_dev_reset [2022-11-18 18:24:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamem_free [2022-11-18 18:24:38,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamem_free [2022-11-18 18:24:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 18:24:38,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 18:24:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_update_residual [2022-11-18 18:24:38,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_update_residual [2022-11-18 18:24:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-18 18:24:38,906 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-18 18:24:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 18:24:38,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 18:24:38,906 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_pci_dev_resume [2022-11-18 18:24:38,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_pci_dev_resume [2022-11-18 18:24:38,907 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_syncrate [2022-11-18 18:24:38,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_syncrate [2022-11-18 18:24:38,907 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_chip_init [2022-11-18 18:24:38,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_chip_init [2022-11-18 18:24:38,907 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_residual [2022-11-18 18:24:38,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_residual [2022-11-18 18:24:38,908 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7870_setup [2022-11-18 18:24:38,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7870_setup [2022-11-18 18:24:38,908 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_slave_alloc [2022-11-18 18:24:38,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_slave_alloc [2022-11-18 18:24:38,908 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_search_disc_list [2022-11-18 18:24:38,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_search_disc_list [2022-11-18 18:24:38,909 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_resume [2022-11-18 18:24:38,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_resume [2022-11-18 18:24:38,909 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_pci_dev_remove [2022-11-18 18:24:38,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_pci_dev_remove [2022-11-18 18:24:38,909 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_message_phase [2022-11-18 18:24:38,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_message_phase [2022-11-18 18:24:38,909 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_control_print [2022-11-18 18:24:38,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_control_print [2022-11-18 18:24:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_print_devinfo [2022-11-18 18:24:38,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_print_devinfo [2022-11-18 18:24:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dma_tag_destroy [2022-11-18 18:24:38,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dma_tag_destroy [2022-11-18 18:24:38,910 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pause_and_flushwork [2022-11-18 18:24:38,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pause_and_flushwork [2022-11-18 18:24:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:24:38,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:24:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_cmd_set_transaction_status [2022-11-18 18:24:38,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_cmd_set_transaction_status [2022-11-18 18:24:38,911 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_queue_cmd_complete [2022-11-18 18:24:38,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_queue_cmd_complete [2022-11-18 18:24:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_loadseq [2022-11-18 18:24:38,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_loadseq [2022-11-18 18:24:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_read_seeprom [2022-11-18 18:24:38,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_read_seeprom [2022-11-18 18:24:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_scsiid_print [2022-11-18 18:24:38,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_scsiid_print [2022-11-18 18:24:38,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-18 18:24:38,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-18 18:24:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_info [2022-11-18 18:24:38,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_info [2022-11-18 18:24:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 18:24:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 18:24:38,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 18:24:38,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 18:24:38,914 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_set_width [2022-11-18 18:24:38,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_set_width [2022-11-18 18:24:38,914 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_transaction_status [2022-11-18 18:24:38,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_transaction_status [2022-11-18 18:24:38,914 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_slave_configure [2022-11-18 18:24:38,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_slave_configure [2022-11-18 18:24:38,914 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_scsi_status [2022-11-18 18:24:38,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_scsi_status [2022-11-18 18:24:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_abort_scbs [2022-11-18 18:24:38,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_abort_scbs [2022-11-18 18:24:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_reset_current_bus [2022-11-18 18:24:38,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_reset_current_bus [2022-11-18 18:24:38,915 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_print_register [2022-11-18 18:24:38,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_print_register [2022-11-18 18:24:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-18 18:24:38,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-18 18:24:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_find_syncrate [2022-11-18 18:24:38,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_find_syncrate [2022-11-18 18:24:38,916 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_sent_msg [2022-11-18 18:24:38,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_sent_msg [2022-11-18 18:24:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_lock [2022-11-18 18:24:38,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_lock [2022-11-18 18:24:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_transfer_length [2022-11-18 18:24:38,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_transfer_length [2022-11-18 18:24:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_build_transfer_msg [2022-11-18 18:24:38,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_build_transfer_msg [2022-11-18 18:24:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure write_brdctl [2022-11-18 18:24:38,918 INFO L138 BoogieDeclarations]: Found implementation of procedure write_brdctl [2022-11-18 18:24:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 18:24:38,918 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 18:24:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 18:24:38,918 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 18:24:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_pci_slot [2022-11-18 18:24:38,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_pci_slot [2022-11-18 18:24:38,919 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_acquire_seeprom [2022-11-18 18:24:38,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_acquire_seeprom [2022-11-18 18:24:38,919 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pci_read_config [2022-11-18 18:24:38,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pci_read_config [2022-11-18 18:24:38,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:24:38,919 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_swap_with_next_hscb [2022-11-18 18:24:38,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_swap_with_next_hscb [2022-11-18 18:24:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-18 18:24:38,920 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-18 18:24:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamem_alloc [2022-11-18 18:24:38,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamem_alloc [2022-11-18 18:24:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_delay [2022-11-18 18:24:38,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_delay [2022-11-18 18:24:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_find_period [2022-11-18 18:24:38,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_find_period [2022-11-18 18:24:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 18:24:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aha394X_setup [2022-11-18 18:24:38,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aha394X_setup [2022-11-18 18:24:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_qinfifo_requeue_tail [2022-11-18 18:24:38,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_qinfifo_requeue_tail [2022-11-18 18:24:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_index_busy_tcl [2022-11-18 18:24:38,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_index_busy_tcl [2022-11-18 18:24:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamap_destroy [2022-11-18 18:24:38,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamap_destroy [2022-11-18 18:24:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 18:24:38,922 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_abort [2022-11-18 18:24:38,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_abort [2022-11-18 18:24:38,923 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-18 18:24:38,923 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pci_chip_init [2022-11-18 18:24:38,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pci_chip_init [2022-11-18 18:24:38,923 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_run_qoutfifo [2022-11-18 18:24:38,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_run_qoutfifo [2022-11-18 18:24:38,923 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_alloc_scbs [2022-11-18 18:24:38,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_alloc_scbs [2022-11-18 18:24:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 18:24:38,924 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 18:24:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_parse_msg [2022-11-18 18:24:38,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_parse_msg [2022-11-18 18:24:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-18 18:24:38,924 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-18 18:24:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_clear_intstat [2022-11-18 18:24:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_clear_intstat [2022-11-18 18:24:38,925 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_proto_violation [2022-11-18 18:24:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_proto_violation [2022-11-18 18:24:38,925 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_freeze_devq [2022-11-18 18:24:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_freeze_devq [2022-11-18 18:24:38,925 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-11-18 18:24:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-11-18 18:24:38,926 INFO L130 BoogieDeclarations]: Found specification of procedure reset_seeprom [2022-11-18 18:24:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_seeprom [2022-11-18 18:24:38,926 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_width [2022-11-18 18:24:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_width [2022-11-18 18:24:38,926 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_clear_msg_state [2022-11-18 18:24:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_clear_msg_state [2022-11-18 18:24:38,926 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_release_untagged_queues [2022-11-18 18:24:38,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_release_untagged_queues [2022-11-18 18:24:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_pci_bus [2022-11-18 18:24:38,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_pci_bus [2022-11-18 18:24:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2022-11-18 18:24:38,927 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2022-11-18 18:24:38,927 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_match_scb [2022-11-18 18:24:38,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_match_scb [2022-11-18 18:24:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_bus_reset [2022-11-18 18:24:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_bus_reset [2022-11-18 18:24:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_platform_abort_scbs [2022-11-18 18:24:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_platform_abort_scbs [2022-11-18 18:24:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_target_destroy [2022-11-18 18:24:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_target_destroy [2022-11-18 18:24:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_add_curscb_to_free_list [2022-11-18 18:24:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_add_curscb_to_free_list [2022-11-18 18:24:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_brkadrint [2022-11-18 18:24:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_brkadrint [2022-11-18 18:24:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_get_signalling [2022-11-18 18:24:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_get_signalling [2022-11-18 18:24:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_send_async [2022-11-18 18:24:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_send_async [2022-11-18 18:24:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scbram_config [2022-11-18 18:24:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scbram_config [2022-11-18 18:24:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_probe_scbs [2022-11-18 18:24:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_probe_scbs [2022-11-18 18:24:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_sg_bus_to_virt [2022-11-18 18:24:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_sg_bus_to_virt [2022-11-18 18:24:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dma_tag_create [2022-11-18 18:24:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dma_tag_create [2022-11-18 18:24:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamap_load [2022-11-18 18:24:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamap_load [2022-11-18 18:24:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-18 18:24:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-18 18:24:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 18:24:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 18:24:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_msg_reject [2022-11-18 18:24:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_msg_reject [2022-11-18 18:24:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:24:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_transaction_status [2022-11-18 18:24:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_transaction_status [2022-11-18 18:24:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_queue_scb [2022-11-18 18:24:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_queue_scb [2022-11-18 18:24:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_queue [2022-11-18 18:24:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_queue [2022-11-18 18:24:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 18:24:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 18:24:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_fetch_transinfo [2022-11-18 18:24:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_fetch_transinfo [2022-11-18 18:24:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_reset [2022-11-18 18:24:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_reset [2022-11-18 18:24:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_search_untagged_queues [2022-11-18 18:24:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_search_untagged_queues [2022-11-18 18:24:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-18 18:24:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-18 18:24:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pci_write_config [2022-11-18 18:24:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pci_write_config [2022-11-18 18:24:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pause_bug_fix [2022-11-18 18:24:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pause_bug_fix [2022-11-18 18:24:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-18 18:24:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-18 18:24:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_download_instr [2022-11-18 18:24:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_download_instr [2022-11-18 18:24:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_intr [2022-11-18 18:24:38,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_intr [2022-11-18 18:24:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_free [2022-11-18 18:24:38,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_free [2022-11-18 18:24:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2022-11-18 18:24:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2022-11-18 18:24:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_force_renegotiation [2022-11-18 18:24:38,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_force_renegotiation [2022-11-18 18:24:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_construct_sdtr [2022-11-18 18:24:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_construct_sdtr [2022-11-18 18:24:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2022-11-18 18:24:38,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2022-11-18 18:24:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_show_info [2022-11-18 18:24:38,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_show_info [2022-11-18 18:24:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_reset_channel [2022-11-18 18:24:38,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_reset_channel [2022-11-18 18:24:38,943 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_channel [2022-11-18 18:24:38,943 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_channel [2022-11-18 18:24:38,944 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-18 18:24:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-18 18:24:38,944 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_sync_qoutfifo [2022-11-18 18:24:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_sync_qoutfifo [2022-11-18 18:24:38,944 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_target_alloc [2022-11-18 18:24:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_target_alloc [2022-11-18 18:24:38,944 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dump_card_state [2022-11-18 18:24:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dump_card_state [2022-11-18 18:24:38,945 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_devlimited_syncrate [2022-11-18 18:24:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_devlimited_syncrate [2022-11-18 18:24:38,945 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_transport_device_data [2022-11-18 18:24:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_transport_device_data [2022-11-18 18:24:38,945 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_platform_set_tags [2022-11-18 18:24:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_platform_set_tags [2022-11-18 18:24:38,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:24:38,946 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-18 18:24:38,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-18 18:24:38,946 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_validate_width [2022-11-18 18:24:38,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_validate_width [2022-11-18 18:24:38,946 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pause [2022-11-18 18:24:38,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pause [2022-11-18 18:24:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_name [2022-11-18 18:24:38,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_name [2022-11-18 18:24:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_target_in_softc [2022-11-18 18:24:38,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_target_in_softc [2022-11-18 18:24:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aha398XX_setup [2022-11-18 18:24:38,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aha398XX_setup [2022-11-18 18:24:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7895_setup [2022-11-18 18:24:38,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7895_setup [2022-11-18 18:24:40,868 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:24:40,873 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:24:41,575 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 18:33:13,678 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:33:13,723 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:33:13,723 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-18 18:33:13,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:33:13 BoogieIcfgContainer [2022-11-18 18:33:13,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:33:13,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:33:13,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:33:13,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:33:13,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:24:27" (1/3) ... [2022-11-18 18:33:13,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59f23dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:33:13, skipping insertion in model container [2022-11-18 18:33:13,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:24:36" (2/3) ... [2022-11-18 18:33:13,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59f23dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:33:13, skipping insertion in model container [2022-11-18 18:33:13,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:33:13" (3/3) ... [2022-11-18 18:33:13,748 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i [2022-11-18 18:33:13,772 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:33:13,772 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 18:33:13,982 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:33:13,993 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;@a53aac3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:33:13,993 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 18:33:14,017 INFO L276 IsEmpty]: Start isEmpty. Operand has 6288 states, 4349 states have (on average 1.3938836514141182) internal successors, (6062), 4503 states have internal predecessors, (6062), 1736 states have call successors, (1736), 202 states have call predecessors, (1736), 201 states have return successors, (1731), 1697 states have call predecessors, (1731), 1731 states have call successors, (1731) [2022-11-18 18:33:14,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-18 18:33:14,050 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:33:14,051 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-18 18:33:14,052 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:33:14,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:33:14,060 INFO L85 PathProgramCache]: Analyzing trace with hash -325002304, now seen corresponding path program 1 times [2022-11-18 18:33:14,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:33:14,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138360243] [2022-11-18 18:33:14,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:33:14,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:33:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:33:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:33:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:33:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:33:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:33:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:33:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 18:33:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:33:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:33:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-18 18:33:17,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:33:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 18:33:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:33:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-18 18:33:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:33:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 18:33:17,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:33:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:33:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:33:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:33:17,796 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-18 18:33:17,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:33:17,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138360243] [2022-11-18 18:33:17,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138360243] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:33:17,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:33:17,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 18:33:17,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624147943] [2022-11-18 18:33:17,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:33:17,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 18:33:17,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:33:17,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 18:33:17,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 18:33:17,869 INFO L87 Difference]: Start difference. First operand has 6288 states, 4349 states have (on average 1.3938836514141182) internal successors, (6062), 4503 states have internal predecessors, (6062), 1736 states have call successors, (1736), 202 states have call predecessors, (1736), 201 states have return successors, (1731), 1697 states have call predecessors, (1731), 1731 states have call successors, (1731) Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 18:33:20,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:33:22,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:33:27,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:33:33,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:33:40,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:34:01,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:34:01,295 INFO L93 Difference]: Finished difference Result 13426 states and 20691 transitions. [2022-11-18 18:34:01,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 18:34:01,302 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 123 [2022-11-18 18:34:01,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:34:01,418 INFO L225 Difference]: With dead ends: 13426 [2022-11-18 18:34:01,419 INFO L226 Difference]: Without dead ends: 7127 [2022-11-18 18:34:01,481 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:34:01,485 INFO L413 NwaCegarLoop]: 7980 mSDtfsCounter, 4262 mSDsluCounter, 7550 mSDsCounter, 0 mSdLazyCounter, 7252 mSolverCounterSat, 4683 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4388 SdHoareTripleChecker+Valid, 15530 SdHoareTripleChecker+Invalid, 11937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4683 IncrementalHoareTripleChecker+Valid, 7252 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.1s IncrementalHoareTripleChecker+Time [2022-11-18 18:34:01,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4388 Valid, 15530 Invalid, 11937 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4683 Valid, 7252 Invalid, 2 Unknown, 0 Unchecked, 42.1s Time] [2022-11-18 18:34:01,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7127 states. [2022-11-18 18:34:02,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7127 to 6272. [2022-11-18 18:34:02,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 4340 states have (on average 1.383410138248848) internal successors, (6004), 4487 states have internal predecessors, (6004), 1731 states have call successors, (1731), 201 states have call predecessors, (1731), 200 states have return successors, (1728), 1694 states have call predecessors, (1728), 1728 states have call successors, (1728) [2022-11-18 18:34:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 9463 transitions. [2022-11-18 18:34:02,255 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 9463 transitions. Word has length 123 [2022-11-18 18:34:02,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:34:02,255 INFO L495 AbstractCegarLoop]: Abstraction has 6272 states and 9463 transitions. [2022-11-18 18:34:02,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 18:34:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 9463 transitions. [2022-11-18 18:34:02,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-18 18:34:02,266 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:34:02,266 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-18 18:34:02,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 18:34:02,267 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:34:02,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:34:02,267 INFO L85 PathProgramCache]: Analyzing trace with hash -2052879622, now seen corresponding path program 1 times [2022-11-18 18:34:02,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:34:02,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314041070] [2022-11-18 18:34:02,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:34:02,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:34:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:34:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:34:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:34:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:34:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:34:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:34:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 18:34:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:34:05,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:34:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-18 18:34:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:34:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 18:34:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:34:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-18 18:34:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:34:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 18:34:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:34:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:34:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:34:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:34:05,674 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-18 18:34:05,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:34:05,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314041070] [2022-11-18 18:34:05,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314041070] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:34:05,675 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:34:05,675 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:34:05,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983368655] [2022-11-18 18:34:05,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:34:05,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 18:34:05,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:34:05,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 18:34:05,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:34:05,678 INFO L87 Difference]: Start difference. First operand 6272 states and 9463 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-18 18:34:08,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:34:10,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:34:16,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:34:24,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:34:34,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:34:57,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:34:57,773 INFO L93 Difference]: Finished difference Result 20386 states and 31062 transitions. [2022-11-18 18:34:57,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 18:34:57,774 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 123 [2022-11-18 18:34:57,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:34:57,892 INFO L225 Difference]: With dead ends: 20386 [2022-11-18 18:34:57,892 INFO L226 Difference]: Without dead ends: 14133 [2022-11-18 18:34:57,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-18 18:34:57,933 INFO L413 NwaCegarLoop]: 9370 mSDtfsCounter, 20204 mSDsluCounter, 11161 mSDsCounter, 0 mSdLazyCounter, 9680 mSolverCounterSat, 14930 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21453 SdHoareTripleChecker+Valid, 20531 SdHoareTripleChecker+Invalid, 24615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 14930 IncrementalHoareTripleChecker+Valid, 9680 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.5s IncrementalHoareTripleChecker+Time [2022-11-18 18:34:57,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21453 Valid, 20531 Invalid, 24615 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [14930 Valid, 9680 Invalid, 5 Unknown, 0 Unchecked, 50.5s Time] [2022-11-18 18:34:57,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14133 states. [2022-11-18 18:34:59,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14133 to 12423. [2022-11-18 18:34:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12423 states, 8579 states have (on average 1.3830283249796014) internal successors, (11865), 8871 states have internal predecessors, (11865), 3444 states have call successors, (3444), 400 states have call predecessors, (3444), 399 states have return successors, (3441), 3373 states have call predecessors, (3441), 3441 states have call successors, (3441) [2022-11-18 18:34:59,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12423 states to 12423 states and 18750 transitions. [2022-11-18 18:34:59,155 INFO L78 Accepts]: Start accepts. Automaton has 12423 states and 18750 transitions. Word has length 123 [2022-11-18 18:34:59,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:34:59,158 INFO L495 AbstractCegarLoop]: Abstraction has 12423 states and 18750 transitions. [2022-11-18 18:34:59,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-18 18:34:59,158 INFO L276 IsEmpty]: Start isEmpty. Operand 12423 states and 18750 transitions. [2022-11-18 18:34:59,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-18 18:34:59,169 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:34:59,170 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-18 18:34:59,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 18:34:59,170 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:34:59,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:34:59,171 INFO L85 PathProgramCache]: Analyzing trace with hash -997241378, now seen corresponding path program 1 times [2022-11-18 18:34:59,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:34:59,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706900035] [2022-11-18 18:34:59,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:34:59,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:01,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:35:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:01,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:35:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:01,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:35:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:01,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:35:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:01,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:35:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:01,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:35:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 18:35:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:35:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:35:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-18 18:35:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:35:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 18:35:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:35:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-18 18:35:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:35:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 18:35:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:35:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:35:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:35:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 18:35:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:02,383 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-18 18:35:02,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:35:02,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706900035] [2022-11-18 18:35:02,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706900035] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:35:02,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:35:02,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:35:02,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344564943] [2022-11-18 18:35:02,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:35:02,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:35:02,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:35:02,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:35:02,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:35:02,385 INFO L87 Difference]: Start difference. First operand 12423 states and 18750 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (13), 6 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 18:35:05,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:07,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:09,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:11,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:14,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:20,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:22,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:24,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:33,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:35,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:42,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:44,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:35:48,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:36:14,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:36:14,169 INFO L93 Difference]: Finished difference Result 15137 states and 23318 transitions. [2022-11-18 18:36:14,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 18:36:14,170 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (13), 6 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 131 [2022-11-18 18:36:14,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:36:14,308 INFO L225 Difference]: With dead ends: 15137 [2022-11-18 18:36:14,309 INFO L226 Difference]: Without dead ends: 15134 [2022-11-18 18:36:14,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-18 18:36:14,323 INFO L413 NwaCegarLoop]: 7489 mSDtfsCounter, 13303 mSDsluCounter, 14809 mSDsCounter, 0 mSdLazyCounter, 13616 mSolverCounterSat, 6842 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14481 SdHoareTripleChecker+Valid, 22298 SdHoareTripleChecker+Invalid, 20467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6842 IncrementalHoareTripleChecker+Valid, 13616 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 70.4s IncrementalHoareTripleChecker+Time [2022-11-18 18:36:14,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14481 Valid, 22298 Invalid, 20467 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6842 Valid, 13616 Invalid, 9 Unknown, 0 Unchecked, 70.4s Time] [2022-11-18 18:36:14,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15134 states. [2022-11-18 18:36:15,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15134 to 12422. [2022-11-18 18:36:15,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12422 states, 8579 states have (on average 1.3829117612775381) internal successors, (11864), 8870 states have internal predecessors, (11864), 3443 states have call successors, (3443), 400 states have call predecessors, (3443), 399 states have return successors, (3441), 3373 states have call predecessors, (3441), 3441 states have call successors, (3441) [2022-11-18 18:36:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12422 states to 12422 states and 18748 transitions. [2022-11-18 18:36:15,808 INFO L78 Accepts]: Start accepts. Automaton has 12422 states and 18748 transitions. Word has length 131 [2022-11-18 18:36:15,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:36:15,809 INFO L495 AbstractCegarLoop]: Abstraction has 12422 states and 18748 transitions. [2022-11-18 18:36:15,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (13), 6 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 18:36:15,809 INFO L276 IsEmpty]: Start isEmpty. Operand 12422 states and 18748 transitions. [2022-11-18 18:36:15,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-18 18:36:15,813 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:36:15,814 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-18 18:36:15,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 18:36:15,814 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:36:15,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:36:15,815 INFO L85 PathProgramCache]: Analyzing trace with hash -852527387, now seen corresponding path program 1 times [2022-11-18 18:36:15,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:36:15,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930404677] [2022-11-18 18:36:15,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:36:15,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:36:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:36:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:36:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:36:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:36:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:36:18,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:36:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 18:36:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:36:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:36:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-18 18:36:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:36:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 18:36:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:36:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-18 18:36:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:36:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 18:36:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:36:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:36:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:36:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 18:36:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:18,680 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-18 18:36:18,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:36:18,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930404677] [2022-11-18 18:36:18,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930404677] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:36:18,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:36:18,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:36:18,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294034457] [2022-11-18 18:36:18,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:36:18,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:36:18,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:36:18,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:36:18,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:36:18,683 INFO L87 Difference]: Start difference. First operand 12422 states and 18748 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (13), 6 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 18:36:21,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:36:23,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:36:24,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:36:26,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:36:31,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:36:39,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:36:46,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:37:10,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:37:10,728 INFO L93 Difference]: Finished difference Result 15136 states and 23316 transitions. [2022-11-18 18:37:10,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 18:37:10,729 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (13), 6 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 132 [2022-11-18 18:37:10,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:37:10,849 INFO L225 Difference]: With dead ends: 15136 [2022-11-18 18:37:10,849 INFO L226 Difference]: Without dead ends: 15133 [2022-11-18 18:37:10,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-18 18:37:10,864 INFO L413 NwaCegarLoop]: 7427 mSDtfsCounter, 14895 mSDsluCounter, 11099 mSDsCounter, 0 mSdLazyCounter, 10289 mSolverCounterSat, 9260 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16076 SdHoareTripleChecker+Valid, 18526 SdHoareTripleChecker+Invalid, 19553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9260 IncrementalHoareTripleChecker+Valid, 10289 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.6s IncrementalHoareTripleChecker+Time [2022-11-18 18:37:10,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16076 Valid, 18526 Invalid, 19553 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9260 Valid, 10289 Invalid, 4 Unknown, 0 Unchecked, 50.6s Time] [2022-11-18 18:37:10,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15133 states. [2022-11-18 18:37:12,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15133 to 12421. [2022-11-18 18:37:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12421 states, 8579 states have (on average 1.382795197575475) internal successors, (11863), 8869 states have internal predecessors, (11863), 3442 states have call successors, (3442), 400 states have call predecessors, (3442), 399 states have return successors, (3441), 3373 states have call predecessors, (3441), 3441 states have call successors, (3441) [2022-11-18 18:37:12,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12421 states to 12421 states and 18746 transitions. [2022-11-18 18:37:12,228 INFO L78 Accepts]: Start accepts. Automaton has 12421 states and 18746 transitions. Word has length 132 [2022-11-18 18:37:12,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:37:12,230 INFO L495 AbstractCegarLoop]: Abstraction has 12421 states and 18746 transitions. [2022-11-18 18:37:12,230 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (13), 6 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 18:37:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 12421 states and 18746 transitions. [2022-11-18 18:37:12,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-18 18:37:12,234 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:37:12,235 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-18 18:37:12,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 18:37:12,235 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:37:12,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:37:12,236 INFO L85 PathProgramCache]: Analyzing trace with hash -661356095, now seen corresponding path program 1 times [2022-11-18 18:37:12,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:37:12,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260116013] [2022-11-18 18:37:12,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:37:12,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:37:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:37:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:37:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:37:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:37:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:37:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:37:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 18:37:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:37:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:37:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-18 18:37:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:37:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 18:37:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:37:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-18 18:37:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:37:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 18:37:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:37:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:37:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:37:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 18:37:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:37:14,604 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-18 18:37:14,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:37:14,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260116013] [2022-11-18 18:37:14,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260116013] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:37:14,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:37:14,605 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:37:14,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913542843] [2022-11-18 18:37:14,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:37:14,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:37:14,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:37:14,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:37:14,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:37:14,607 INFO L87 Difference]: Start difference. First operand 12421 states and 18746 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (13), 6 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 18:37:17,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:37:19,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:37:25,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:37:53,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:37:53,630 INFO L93 Difference]: Finished difference Result 15133 states and 23313 transitions. [2022-11-18 18:37:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 18:37:53,631 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (13), 6 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 133 [2022-11-18 18:37:53,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:37:53,633 INFO L225 Difference]: With dead ends: 15133 [2022-11-18 18:37:53,633 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 18:37:53,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-18 18:37:53,701 INFO L413 NwaCegarLoop]: 7493 mSDtfsCounter, 16967 mSDsluCounter, 7757 mSDsCounter, 0 mSdLazyCounter, 7230 mSolverCounterSat, 11703 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18158 SdHoareTripleChecker+Valid, 15250 SdHoareTripleChecker+Invalid, 18936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 11703 IncrementalHoareTripleChecker+Valid, 7230 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.5s IncrementalHoareTripleChecker+Time [2022-11-18 18:37:53,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18158 Valid, 15250 Invalid, 18936 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [11703 Valid, 7230 Invalid, 3 Unknown, 0 Unchecked, 37.5s Time] [2022-11-18 18:37:53,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 18:37:53,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 18:37:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:37:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 18:37:53,705 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 133 [2022-11-18 18:37:53,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:37:53,706 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:37:53,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (13), 6 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 18:37:53,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 18:37:53,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 18:37:53,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 18:37:53,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 18:37:53,711 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.