./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-intel-igbvf-igbvf.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_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/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_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/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-intel-igbvf-igbvf.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/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_b7849890-474b-473a-a9d5-ba3cca213329/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 4295d1eb99eb4c4e306792d8730363a971cf6332e7c089b8c1be6cbddd5edcb9 --- 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 10:41:18,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:41:18,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:41:19,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:41:19,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:41:19,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:41:19,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:41:19,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:41:19,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:41:19,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:41:19,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:41:19,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:41:19,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:41:19,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:41:19,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:41:19,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:41:19,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:41:19,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:41:19,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:41:19,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:41:19,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:41:19,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:41:19,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:41:19,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:41:19,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:41:19,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:41:19,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:41:19,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:41:19,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:41:19,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:41:19,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:41:19,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:41:19,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:41:19,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:41:19,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:41:19,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:41:19,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:41:19,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:41:19,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:41:19,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:41:19,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:41:19,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:41:19,145 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:41:19,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:41:19,146 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:41:19,146 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:41:19,147 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:41:19,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:41:19,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:41:19,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:41:19,148 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:41:19,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:41:19,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:41:19,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:41:19,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:41:19,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:41:19,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:41:19,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:41:19,151 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:41:19,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:41:19,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:41:19,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:41:19,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:41:19,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:41:19,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:41:19,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:41:19,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:41:19,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:41:19,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:41:19,156 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:41:19,156 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:41:19,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:41:19,156 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_b7849890-474b-473a-a9d5-ba3cca213329/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4295d1eb99eb4c4e306792d8730363a971cf6332e7c089b8c1be6cbddd5edcb9 [2022-10-17 10:41:19,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:41:19,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:41:19,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:41:19,462 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:41:19,463 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:41:19,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2022-10-17 10:41:19,529 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/data/ccde23801/e6d7ef9cea2c4858859dfb9fdfa44e19/FLAG98207785c [2022-10-17 10:41:20,503 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:41:20,504 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2022-10-17 10:41:20,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/data/ccde23801/e6d7ef9cea2c4858859dfb9fdfa44e19/FLAG98207785c [2022-10-17 10:41:20,834 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/data/ccde23801/e6d7ef9cea2c4858859dfb9fdfa44e19 [2022-10-17 10:41:20,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:41:20,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:41:20,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:41:20,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:41:20,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:41:20,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:41:20" (1/1) ... [2022-10-17 10:41:20,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b23b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:20, skipping insertion in model container [2022-10-17 10:41:20,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:41:20" (1/1) ... [2022-10-17 10:41:20,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:41:21,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:41:25,913 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_b7849890-474b-473a-a9d5-ba3cca213329/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487689,487702] [2022-10-17 10:41:25,916 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_b7849890-474b-473a-a9d5-ba3cca213329/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487834,487847] [2022-10-17 10:41:25,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:41:26,034 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:41:26,606 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_b7849890-474b-473a-a9d5-ba3cca213329/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487689,487702] [2022-10-17 10:41:26,609 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_b7849890-474b-473a-a9d5-ba3cca213329/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487834,487847] [2022-10-17 10:41:26,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:41:27,091 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:41:27,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27 WrapperNode [2022-10-17 10:41:27,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:41:27,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:41:27,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:41:27,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:41:27,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:27,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:27,668 INFO L138 Inliner]: procedures = 639, calls = 3627, calls flagged for inlining = 316, calls inlined = 281, statements flattened = 8713 [2022-10-17 10:41:27,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:41:27,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:41:27,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:41:27,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:41:27,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:27,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:27,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:27,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:27,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:27,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:28,028 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:28,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:28,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:41:28,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:41:28,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:41:28,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:41:28,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (1/1) ... [2022-10-17 10:41:28,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:41:28,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:28,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:28,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7849890-474b-473a-a9d5-ba3cca213329/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:41:28,233 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-10-17 10:41:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-10-17 10:41:28,233 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-17 10:41:28,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-17 10:41:28,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:41:28,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:41:28,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-10-17 10:41:28,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-10-17 10:41:28,234 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 10:41:28,235 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 10:41:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:41:28,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:41:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-17 10:41:28,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-10-17 10:41:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2022-10-17 10:41:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2022-10-17 10:41:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-10-17 10:41:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-10-17 10:41:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-10-17 10:41:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-10-17 10:41:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 10:41:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 10:41:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 10:41:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 10:41:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2022-10-17 10:41:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2022-10-17 10:41:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-17 10:41:28,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-17 10:41:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2022-10-17 10:41:28,238 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2022-10-17 10:41:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2022-10-17 10:41:28,238 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2022-10-17 10:41:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 10:41:28,239 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 10:41:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2022-10-17 10:41:28,239 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2022-10-17 10:41:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2022-10-17 10:41:28,240 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2022-10-17 10:41:28,240 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-17 10:41:28,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-17 10:41:28,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 10:41:28,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 10:41:28,240 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 10:41:28,241 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 10:41:28,241 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 10:41:28,241 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 10:41:28,241 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2022-10-17 10:41:28,241 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2022-10-17 10:41:28,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:41:28,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:41:28,242 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-10-17 10:41:28,242 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-10-17 10:41:28,242 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2022-10-17 10:41:28,242 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2022-10-17 10:41:28,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:41:28,243 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-17 10:41:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-17 10:41:28,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-10-17 10:41:28,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-10-17 10:41:28,244 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-17 10:41:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-10-17 10:41:28,244 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-10-17 10:41:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-10-17 10:41:28,244 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 10:41:28,244 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 10:41:28,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:41:28,245 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2022-10-17 10:41:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2022-10-17 10:41:28,245 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 10:41:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 10:41:28,246 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 10:41:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 10:41:28,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:41:28,246 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2022-10-17 10:41:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2022-10-17 10:41:28,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 10:41:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 10:41:28,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:41:28,247 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2022-10-17 10:41:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2022-10-17 10:41:28,247 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 10:41:28,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 10:41:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-17 10:41:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-10-17 10:41:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2022-10-17 10:41:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2022-10-17 10:41:28,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:41:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:41:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2022-10-17 10:41:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2022-10-17 10:41:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-17 10:41:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-17 10:41:28,249 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-10-17 10:41:28,250 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-10-17 10:41:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2022-10-17 10:41:28,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2022-10-17 10:41:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 10:41:28,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 10:41:28,250 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2022-10-17 10:41:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2022-10-17 10:41:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-10-17 10:41:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-10-17 10:41:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 10:41:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 10:41:28,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 10:41:28,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 10:41:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-10-17 10:41:28,252 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-10-17 10:41:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 10:41:28,252 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 10:41:28,252 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-10-17 10:41:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-10-17 10:41:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-10-17 10:41:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-10-17 10:41:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:41:28,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 10:41:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 10:41:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 10:41:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 10:41:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-10-17 10:41:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-10-17 10:41:28,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-10-17 10:41:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-10-17 10:41:28,255 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-10-17 10:41:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-10-17 10:41:28,255 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2022-10-17 10:41:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2022-10-17 10:41:28,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:41:28,256 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2022-10-17 10:41:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2022-10-17 10:41:28,256 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-10-17 10:41:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-10-17 10:41:28,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:41:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:41:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:41:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:41:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:41:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-10-17 10:41:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-10-17 10:41:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2022-10-17 10:41:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2022-10-17 10:41:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2022-10-17 10:41:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2022-10-17 10:41:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-10-17 10:41:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-10-17 10:41:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-10-17 10:41:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-10-17 10:41:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2022-10-17 10:41:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2022-10-17 10:41:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 10:41:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 10:41:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2022-10-17 10:41:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2022-10-17 10:41:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-17 10:41:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-10-17 10:41:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-10-17 10:41:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-10-17 10:41:28,260 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2022-10-17 10:41:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2022-10-17 10:41:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 10:41:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 10:41:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 10:41:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 10:41:28,261 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2022-10-17 10:41:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2022-10-17 10:41:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2022-10-17 10:41:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2022-10-17 10:41:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 10:41:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 10:41:28,262 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-10-17 10:41:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-10-17 10:41:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2022-10-17 10:41:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2022-10-17 10:41:28,263 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2022-10-17 10:41:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2022-10-17 10:41:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:41:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:41:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-10-17 10:41:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-10-17 10:41:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2022-10-17 10:41:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2022-10-17 10:41:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 10:41:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 10:41:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:41:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:41:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:41:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:41:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 10:41:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 10:41:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2022-10-17 10:41:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2022-10-17 10:41:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-10-17 10:41:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-10-17 10:41:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-17 10:41:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-17 10:41:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-10-17 10:41:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-10-17 10:41:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2022-10-17 10:41:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2022-10-17 10:41:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-17 10:41:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-17 10:41:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2022-10-17 10:41:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2022-10-17 10:41:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2022-10-17 10:41:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2022-10-17 10:41:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-10-17 10:41:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-10-17 10:41:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-10-17 10:41:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-10-17 10:41:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2022-10-17 10:41:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2022-10-17 10:41:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 10:41:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 10:41:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:41:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:41:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-10-17 10:41:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-10-17 10:41:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 10:41:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 10:41:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2022-10-17 10:41:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2022-10-17 10:41:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2022-10-17 10:41:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2022-10-17 10:41:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-10-17 10:41:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-10-17 10:41:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-10-17 10:41:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-10-17 10:41:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 10:41:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 10:41:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:41:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 10:41:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 10:41:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2022-10-17 10:41:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2022-10-17 10:41:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-10-17 10:41:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-10-17 10:41:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-17 10:41:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-17 10:41:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2022-10-17 10:41:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2022-10-17 10:41:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:41:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2022-10-17 10:41:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2022-10-17 10:41:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2022-10-17 10:41:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2022-10-17 10:41:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2022-10-17 10:41:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2022-10-17 10:41:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2022-10-17 10:41:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2022-10-17 10:41:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2022-10-17 10:41:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2022-10-17 10:41:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-10-17 10:41:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-10-17 10:41:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:41:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2022-10-17 10:41:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2022-10-17 10:41:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 10:41:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 10:41:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-10-17 10:41:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-10-17 10:41:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 10:41:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 10:41:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-10-17 10:41:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-10-17 10:41:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2022-10-17 10:41:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2022-10-17 10:41:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2022-10-17 10:41:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2022-10-17 10:41:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 10:41:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 10:41:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-17 10:41:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-10-17 10:41:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 10:41:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 10:41:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2022-10-17 10:41:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2022-10-17 10:41:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2022-10-17 10:41:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2022-10-17 10:41:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2022-10-17 10:41:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2022-10-17 10:41:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-10-17 10:41:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-10-17 10:41:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-10-17 10:41:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-10-17 10:41:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 10:41:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 10:41:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-17 10:41:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-10-17 10:41:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2022-10-17 10:41:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2022-10-17 10:41:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 10:41:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 10:41:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-10-17 10:41:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-10-17 10:41:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2022-10-17 10:41:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2022-10-17 10:41:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:41:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:41:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2022-10-17 10:41:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2022-10-17 10:41:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:41:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2022-10-17 10:41:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2022-10-17 10:41:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:41:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:41:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-10-17 10:41:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-10-17 10:41:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-10-17 10:41:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-10-17 10:41:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 10:41:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 10:41:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-17 10:41:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-17 10:41:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-10-17 10:41:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-10-17 10:41:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2022-10-17 10:41:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2022-10-17 10:41:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2022-10-17 10:41:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2022-10-17 10:41:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-10-17 10:41:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-10-17 10:41:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2022-10-17 10:41:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2022-10-17 10:41:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 10:41:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 10:41:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2022-10-17 10:41:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2022-10-17 10:41:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-10-17 10:41:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-10-17 10:41:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 10:41:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 10:41:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2022-10-17 10:41:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2022-10-17 10:41:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-10-17 10:41:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-10-17 10:41:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-10-17 10:41:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-10-17 10:41:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2022-10-17 10:41:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2022-10-17 10:41:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-17 10:41:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-17 10:41:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:41:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-10-17 10:41:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-10-17 10:41:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 10:41:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 10:41:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-17 10:41:29,696 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:41:29,705 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:41:30,028 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:41:37,974 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 10:41:38,235 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:41:38,272 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:41:38,272 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:41:38,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:41:38 BoogieIcfgContainer [2022-10-17 10:41:38,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:41:38,282 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:41:38,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:41:38,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:41:38,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:41:20" (1/3) ... [2022-10-17 10:41:38,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a3e695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:41:38, skipping insertion in model container [2022-10-17 10:41:38,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:27" (2/3) ... [2022-10-17 10:41:38,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a3e695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:41:38, skipping insertion in model container [2022-10-17 10:41:38,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:41:38" (3/3) ... [2022-10-17 10:41:38,289 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2022-10-17 10:41:38,308 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:41:38,308 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-10-17 10:41:38,460 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:41:38,468 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;@1e70ba52, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:41:38,468 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-10-17 10:41:38,485 INFO L276 IsEmpty]: Start isEmpty. Operand has 3214 states, 2264 states have (on average 1.3286219081272084) internal successors, (3008), 2306 states have internal predecessors, (3008), 784 states have call successors, (784), 165 states have call predecessors, (784), 164 states have return successors, (776), 762 states have call predecessors, (776), 776 states have call successors, (776) [2022-10-17 10:41:38,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-10-17 10:41:38,536 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:41:38,537 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:41:38,538 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:41:38,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:41:38,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1733838306, now seen corresponding path program 1 times [2022-10-17 10:41:38,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:41:38,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734094033] [2022-10-17 10:41:38,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:41:38,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:41:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:39,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:41:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:41:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:41:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:41:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:41:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:41:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-17 10:41:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-17 10:41:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-17 10:41:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-17 10:41:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-17 10:41:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-17 10:41:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-17 10:41:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-17 10:41:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-17 10:41:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-17 10:41:40,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-17 10:41:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-17 10:41:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-17 10:41:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-10-17 10:41:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-10-17 10:41:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-10-17 10:41:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-10-17 10:41:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-10-17 10:41:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:41:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-10-17 10:41:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-10-17 10:41:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-10-17 10:41:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-10-17 10:41:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:41:40,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-17 10:41:40,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:41:40,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734094033] [2022-10-17 10:41:40,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734094033] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:41:40,957 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:41:40,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:41:40,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542542596] [2022-10-17 10:41:40,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:41:40,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:41:40,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:41:41,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:41:41,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:41:41,009 INFO L87 Difference]: Start difference. First operand has 3214 states, 2264 states have (on average 1.3286219081272084) internal successors, (3008), 2306 states have internal predecessors, (3008), 784 states have call successors, (784), 165 states have call predecessors, (784), 164 states have return successors, (776), 762 states have call predecessors, (776), 776 states have call successors, (776) Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29)