./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c26285c798d9eae93470e6619d316c691c81cc1a0579ebf111c5d2cbbd8c7126 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:29:06,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:29:06,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:29:06,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:29:06,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:29:06,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:29:06,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:29:06,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:29:06,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:29:06,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:29:06,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:29:06,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:29:06,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:29:06,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:29:06,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:29:06,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:29:06,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:29:06,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:29:06,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:29:06,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:29:06,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:29:06,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:29:06,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:29:06,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:29:06,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:29:06,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:29:06,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:29:06,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:29:06,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:29:06,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:29:06,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:29:06,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:29:06,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:29:06,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:29:06,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:29:07,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:29:07,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:29:07,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:29:07,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:29:07,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:29:07,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:29:07,005 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:29:07,028 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:29:07,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:29:07,029 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:29:07,030 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:29:07,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:29:07,031 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:29:07,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:29:07,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:29:07,033 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:29:07,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:29:07,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:29:07,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:29:07,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:29:07,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:29:07,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:29:07,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:29:07,035 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:29:07,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:29:07,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:29:07,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:29:07,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:29:07,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:29:07,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:29:07,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:29:07,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:29:07,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:29:07,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:29:07,039 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:29:07,039 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:29:07,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:29:07,040 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_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c26285c798d9eae93470e6619d316c691c81cc1a0579ebf111c5d2cbbd8c7126 [2022-10-17 10:29:07,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:29:07,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:29:07,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:29:07,373 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:29:07,374 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:29:07,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i [2022-10-17 10:29:07,436 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/data/3db007547/6840663bc08049d898f39c0a7268d5e0/FLAGcf097b79e [2022-10-17 10:29:08,485 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:29:08,486 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i [2022-10-17 10:29:08,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/data/3db007547/6840663bc08049d898f39c0a7268d5e0/FLAGcf097b79e [2022-10-17 10:29:08,781 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/data/3db007547/6840663bc08049d898f39c0a7268d5e0 [2022-10-17 10:29:08,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:29:08,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:29:08,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:29:08,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:29:08,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:29:08,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:29:08" (1/1) ... [2022-10-17 10:29:08,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60c11890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:08, skipping insertion in model container [2022-10-17 10:29:08,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:29:08" (1/1) ... [2022-10-17 10:29:08,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:29:09,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:29:12,793 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i[373388,373401] [2022-10-17 10:29:12,798 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i[373533,373546] [2022-10-17 10:29:12,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:29:12,897 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:29:13,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i[373388,373401] [2022-10-17 10:29:13,436 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i[373533,373546] [2022-10-17 10:29:13,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:29:13,700 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:29:13,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13 WrapperNode [2022-10-17 10:29:13,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:29:13,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:29:13,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:29:13,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:29:13,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:13,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,301 INFO L138 Inliner]: procedures = 424, calls = 2434, calls flagged for inlining = 186, calls inlined = 170, statements flattened = 6192 [2022-10-17 10:29:14,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:29:14,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:29:14,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:29:14,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:29:14,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,774 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:29:14,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:29:14,878 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:29:14,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:29:14,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (1/1) ... [2022-10-17 10:29:14,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:29:14,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:29:14,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:29:14,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d317fe6-be31-42ce-9c30-4ecc01f6b6a0/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:29:14,988 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-17 10:29:14,988 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-17 10:29:14,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:29:14,989 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:29:14,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-10-17 10:29:14,989 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-10-17 10:29:14,989 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 10:29:14,989 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 10:29:14,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:29:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:29:14,990 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-10-17 10:29:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-10-17 10:29:14,990 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-10-17 10:29:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-10-17 10:29:14,990 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 10:29:14,991 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 10:29:14,991 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_start [2022-10-17 10:29:14,991 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_start [2022-10-17 10:29:14,991 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 10:29:14,991 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 10:29:14,991 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-17 10:29:14,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-17 10:29:14,992 INFO L130 BoogieDeclarations]: Found specification of procedure ace_load_jumbo_rx_ring [2022-10-17 10:29:14,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_load_jumbo_rx_ring [2022-10-17 10:29:14,992 INFO L130 BoogieDeclarations]: Found specification of procedure ace_load_std_rx_ring [2022-10-17 10:29:14,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_load_std_rx_ring [2022-10-17 10:29:14,992 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2022-10-17 10:29:14,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2022-10-17 10:29:14,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 10:29:14,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 10:29:14,993 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 10:29:14,993 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 10:29:14,993 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 10:29:14,993 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 10:29:14,994 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-17 10:29:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-17 10:29:14,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:29:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:29:14,994 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-10-17 10:29:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-10-17 10:29:14,994 INFO L130 BoogieDeclarations]: Found specification of procedure ace_set_multicast_list [2022-10-17 10:29:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_set_multicast_list [2022-10-17 10:29:14,995 INFO L130 BoogieDeclarations]: Found specification of procedure ace_set_txprd [2022-10-17 10:29:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_set_txprd [2022-10-17 10:29:14,995 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_check_ack [2022-10-17 10:29:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_check_ack [2022-10-17 10:29:14,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:29:14,995 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2022-10-17 10:29:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2022-10-17 10:29:14,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-10-17 10:29:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-10-17 10:29:14,996 INFO L130 BoogieDeclarations]: Found specification of procedure ace_set_rxtx_parms [2022-10-17 10:29:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_set_rxtx_parms [2022-10-17 10:29:14,996 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 10:29:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 10:29:14,997 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom_byte [2022-10-17 10:29:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom_byte [2022-10-17 10:29:14,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:29:14,997 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 10:29:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 10:29:14,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:29:14,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 10:29:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 10:29:14,998 INFO L130 BoogieDeclarations]: Found specification of procedure tx_space [2022-10-17 10:29:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_space [2022-10-17 10:29:14,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:29:14,998 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 10:29:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 10:29:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-17 10:29:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-10-17 10:29:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure set_aceaddr [2022-10-17 10:29:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure set_aceaddr [2022-10-17 10:29:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 10:29:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 10:29:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 10:29:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 10:29:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 10:29:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 10:29:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-10-17 10:29:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-10-17 10:29:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-17 10:29:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-17 10:29:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:29:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 10:29:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 10:29:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2022-10-17 10:29:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2022-10-17 10:29:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 10:29:15,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 10:29:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:29:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:29:15,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:29:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 10:29:15,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 10:29:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:29:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:29:15,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:29:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:29:15,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:29:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_prep [2022-10-17 10:29:15,003 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_prep [2022-10-17 10:29:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-10-17 10:29:15,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-10-17 10:29:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-10-17 10:29:15,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-10-17 10:29:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure ace_issue_cmd [2022-10-17 10:29:15,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_issue_cmd [2022-10-17 10:29:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 10:29:15,005 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 10:29:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 10:29:15,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 10:29:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-10-17 10:29:15,005 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-10-17 10:29:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-10-17 10:29:15,006 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-10-17 10:29:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-10-17 10:29:15,006 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-10-17 10:29:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:29:15,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:29:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-10-17 10:29:15,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-10-17 10:29:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure ace_load_mini_rx_ring [2022-10-17 10:29:15,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_load_mini_rx_ring [2022-10-17 10:29:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:29:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:29:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:29:15,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:29:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2022-10-17 10:29:15,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2022-10-17 10:29:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-10-17 10:29:15,008 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-10-17 10:29:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-10-17 10:29:15,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-10-17 10:29:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2022-10-17 10:29:15,009 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2022-10-17 10:29:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 10:29:15,009 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 10:29:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:29:15,009 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:29:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 10:29:15,009 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 10:29:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2022-10-17 10:29:15,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2022-10-17 10:29:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-10-17 10:29:15,010 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-10-17 10:29:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure acenic_remove_one [2022-10-17 10:29:15,010 INFO L138 BoogieDeclarations]: Found implementation of procedure acenic_remove_one [2022-10-17 10:29:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 10:29:15,010 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 10:29:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:29:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure ace_init_cleanup [2022-10-17 10:29:15,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_init_cleanup [2022-10-17 10:29:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-10-17 10:29:15,011 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-10-17 10:29:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-17 10:29:15,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-17 10:29:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:29:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:29:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 10:29:15,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 10:29:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-10-17 10:29:15,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-10-17 10:29:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 10:29:15,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 10:29:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 10:29:15,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 10:29:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 10:29:15,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 10:29:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 10:29:15,014 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 10:29:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-10-17 10:29:15,014 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-10-17 10:29:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 10:29:15,014 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 10:29:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:29:15,014 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:29:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:29:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:29:15,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:29:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 10:29:15,015 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 10:29:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure ace_open [2022-10-17 10:29:15,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_open [2022-10-17 10:29:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure ace_close [2022-10-17 10:29:15,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_close [2022-10-17 10:29:15,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 10:29:15,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 10:29:15,016 INFO L130 BoogieDeclarations]: Found specification of procedure prefetchw [2022-10-17 10:29:15,016 INFO L138 BoogieDeclarations]: Found implementation of procedure prefetchw [2022-10-17 10:29:15,016 INFO L130 BoogieDeclarations]: Found specification of procedure ace_map_tx_skb [2022-10-17 10:29:15,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_map_tx_skb [2022-10-17 10:29:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure ace_load_tx_bd [2022-10-17 10:29:15,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_load_tx_bd [2022-10-17 10:29:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-10-17 10:29:15,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-10-17 10:29:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure ace_watchdog [2022-10-17 10:29:15,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_watchdog [2022-10-17 10:29:15,017 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-17 10:29:15,017 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-17 10:29:15,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:29:15,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 10:29:15,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 10:29:15,018 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-10-17 10:29:15,018 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-10-17 10:29:16,269 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:29:16,274 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:29:16,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:29:21,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 10:29:21,808 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:29:21,832 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:29:21,832 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:29:21,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:29:21 BoogieIcfgContainer [2022-10-17 10:29:21,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:29:21,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:29:21,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:29:21,847 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:29:21,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:29:08" (1/3) ... [2022-10-17 10:29:21,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35452dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:29:21, skipping insertion in model container [2022-10-17 10:29:21,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:13" (2/3) ... [2022-10-17 10:29:21,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35452dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:29:21, skipping insertion in model container [2022-10-17 10:29:21,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:29:21" (3/3) ... [2022-10-17 10:29:21,851 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i [2022-10-17 10:29:21,874 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:29:21,875 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:29:22,005 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:29:22,012 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;@40e8c8ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:29:22,013 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:29:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand has 2307 states, 1613 states have (on average 1.4153750774953502) internal successors, (2283), 1675 states have internal predecessors, (2283), 600 states have call successors, (600), 94 states have call predecessors, (600), 93 states have return successors, (595), 580 states have call predecessors, (595), 595 states have call successors, (595) [2022-10-17 10:29:22,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 10:29:22,074 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:29:22,075 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:29:22,076 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:29:22,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:29:22,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1437914872, now seen corresponding path program 1 times [2022-10-17 10:29:22,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:29:22,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472646176] [2022-10-17 10:29:22,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:29:22,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:29:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:29:23,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:29:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:29:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:29:23,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:29:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:23,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:29:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-10-17 10:29:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-10-17 10:29:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-10-17 10:29:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-17 10:29:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-17 10:29:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-10-17 10:29:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:23,451 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-10-17 10:29:23,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:29:23,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472646176] [2022-10-17 10:29:23,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472646176] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:29:23,455 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:29:23,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:29:23,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812644653] [2022-10-17 10:29:23,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:29:23,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:29:23,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:29:23,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:29:23,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:29:23,516 INFO L87 Difference]: Start difference. First operand has 2307 states, 1613 states have (on average 1.4153750774953502) internal successors, (2283), 1675 states have internal predecessors, (2283), 600 states have call successors, (600), 94 states have call predecessors, (600), 93 states have return successors, (595), 580 states have call predecessors, (595), 595 states have call successors, (595) Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-17 10:29:30,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:29:30,388 INFO L93 Difference]: Finished difference Result 6554 states and 10080 transitions. [2022-10-17 10:29:30,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:29:30,391 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 127 [2022-10-17 10:29:30,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:29:30,447 INFO L225 Difference]: With dead ends: 6554 [2022-10-17 10:29:30,447 INFO L226 Difference]: Without dead ends: 4187 [2022-10-17 10:29:30,479 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:29:30,483 INFO L413 NwaCegarLoop]: 3413 mSDtfsCounter, 3386 mSDsluCounter, 3098 mSDsCounter, 0 mSdLazyCounter, 2642 mSolverCounterSat, 1801 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3893 SdHoareTripleChecker+Valid, 6511 SdHoareTripleChecker+Invalid, 4443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1801 IncrementalHoareTripleChecker+Valid, 2642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-10-17 10:29:30,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3893 Valid, 6511 Invalid, 4443 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1801 Valid, 2642 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-10-17 10:29:30,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4187 states. [2022-10-17 10:29:30,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4187 to 4049. [2022-10-17 10:29:30,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4049 states, 2823 states have (on average 1.2883457314913214) internal successors, (3637), 2930 states have internal predecessors, (3637), 1051 states have call successors, (1051), 174 states have call predecessors, (1051), 174 states have return successors, (1053), 1023 states have call predecessors, (1053), 1051 states have call successors, (1053) [2022-10-17 10:29:30,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 4049 states and 5741 transitions. [2022-10-17 10:29:30,916 INFO L78 Accepts]: Start accepts. Automaton has 4049 states and 5741 transitions. Word has length 127 [2022-10-17 10:29:30,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:29:30,917 INFO L495 AbstractCegarLoop]: Abstraction has 4049 states and 5741 transitions. [2022-10-17 10:29:30,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-17 10:29:30,918 INFO L276 IsEmpty]: Start isEmpty. Operand 4049 states and 5741 transitions. [2022-10-17 10:29:30,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-17 10:29:30,928 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:29:30,929 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:29:30,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 10:29:30,929 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:29:30,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:29:30,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1586781016, now seen corresponding path program 1 times [2022-10-17 10:29:30,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:29:30,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816514277] [2022-10-17 10:29:30,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:29:30,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:29:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:29:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:29:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:29:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:29:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:29:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:31,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:29:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-10-17 10:29:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-10-17 10:29:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-10-17 10:29:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-10-17 10:29:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:29:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:29:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-10-17 10:29:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:29:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:29:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:29:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-17 10:29:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-17 10:29:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-10-17 10:29:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:29:31,680 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-10-17 10:29:31,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:29:31,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816514277] [2022-10-17 10:29:31,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816514277] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:29:31,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:29:31,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:29:31,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058162655] [2022-10-17 10:29:31,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:29:31,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:29:31,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:29:31,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:29:31,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:29:31,685 INFO L87 Difference]: Start difference. First operand 4049 states and 5741 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18)