./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-hp-hp100.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_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/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_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/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-hp-hp100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/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_d320d477-8369-4ba6-8edf-3855c0a0c2c0/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 c76818fb304a0b40bd70831524c213fb48469a57ba59c902bf604bd33d1e93eb --- 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 11:07:36,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 11:07:36,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 11:07:36,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 11:07:36,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 11:07:36,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 11:07:36,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 11:07:36,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 11:07:36,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 11:07:36,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 11:07:36,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 11:07:36,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 11:07:36,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 11:07:36,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 11:07:36,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 11:07:36,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 11:07:36,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 11:07:36,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 11:07:36,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 11:07:36,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 11:07:36,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 11:07:36,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 11:07:36,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 11:07:36,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 11:07:36,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 11:07:36,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 11:07:36,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 11:07:36,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 11:07:36,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 11:07:36,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 11:07:36,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 11:07:36,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 11:07:36,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 11:07:36,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 11:07:36,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 11:07:36,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 11:07:36,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 11:07:36,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 11:07:36,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 11:07:36,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 11:07:36,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 11:07:36,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 11:07:36,708 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 11:07:36,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 11:07:36,709 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 11:07:36,709 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 11:07:36,709 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 11:07:36,710 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 11:07:36,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 11:07:36,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 11:07:36,711 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 11:07:36,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 11:07:36,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 11:07:36,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 11:07:36,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 11:07:36,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 11:07:36,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 11:07:36,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 11:07:36,712 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 11:07:36,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 11:07:36,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 11:07:36,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 11:07:36,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 11:07:36,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:07:36,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 11:07:36,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 11:07:36,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 11:07:36,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 11:07:36,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 11:07:36,715 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 11:07:36,715 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 11:07:36,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 11:07:36,715 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_d320d477-8369-4ba6-8edf-3855c0a0c2c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c76818fb304a0b40bd70831524c213fb48469a57ba59c902bf604bd33d1e93eb [2022-10-17 11:07:37,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 11:07:37,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 11:07:37,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 11:07:37,044 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 11:07:37,045 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 11:07:37,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2022-10-17 11:07:37,108 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/data/5d0b7b6e9/2f501837e7ca44b5a0b6363ecd6c1308/FLAG13be6d0e9 [2022-10-17 11:07:38,010 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 11:07:38,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2022-10-17 11:07:38,068 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/data/5d0b7b6e9/2f501837e7ca44b5a0b6363ecd6c1308/FLAG13be6d0e9 [2022-10-17 11:07:38,409 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/data/5d0b7b6e9/2f501837e7ca44b5a0b6363ecd6c1308 [2022-10-17 11:07:38,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 11:07:38,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 11:07:38,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 11:07:38,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 11:07:38,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 11:07:38,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:07:38" (1/1) ... [2022-10-17 11:07:38,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799b25b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:38, skipping insertion in model container [2022-10-17 11:07:38,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:07:38" (1/1) ... [2022-10-17 11:07:38,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 11:07:38,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 11:07:41,213 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_d320d477-8369-4ba6-8edf-3855c0a0c2c0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315653,315666] [2022-10-17 11:07:41,215 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_d320d477-8369-4ba6-8edf-3855c0a0c2c0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315798,315811] [2022-10-17 11:07:41,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:07:41,261 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 11:07:41,677 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_d320d477-8369-4ba6-8edf-3855c0a0c2c0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315653,315666] [2022-10-17 11:07:41,677 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_d320d477-8369-4ba6-8edf-3855c0a0c2c0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315798,315811] [2022-10-17 11:07:41,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:07:41,921 INFO L208 MainTranslator]: Completed translation [2022-10-17 11:07:41,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41 WrapperNode [2022-10-17 11:07:41,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 11:07:41,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 11:07:41,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 11:07:41,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 11:07:41,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,269 INFO L138 Inliner]: procedures = 390, calls = 1855, calls flagged for inlining = 177, calls inlined = 157, statements flattened = 4389 [2022-10-17 11:07:42,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 11:07:42,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 11:07:42,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 11:07:42,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 11:07:42,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,451 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 11:07:42,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 11:07:42,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 11:07:42,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 11:07:42,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (1/1) ... [2022-10-17 11:07:42,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:07:42,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:42,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:42,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d320d477-8369-4ba6-8edf-3855c0a0c2c0/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 11:07:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 11:07:42,613 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 11:07:42,614 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-10-17 11:07:42,614 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-10-17 11:07:42,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_89 [2022-10-17 11:07:42,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_89 [2022-10-17 11:07:42,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 11:07:42,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 11:07:42,615 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 11:07:42,615 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 11:07:42,615 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2022-10-17 11:07:42,615 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2022-10-17 11:07:42,615 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_open [2022-10-17 11:07:42,615 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_open [2022-10-17 11:07:42,615 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_load_eeprom [2022-10-17 11:07:42,616 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_load_eeprom [2022-10-17 11:07:42,616 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 11:07:42,616 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_sense_lan [2022-10-17 11:07:42,616 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_sense_lan [2022-10-17 11:07:42,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 11:07:42,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 11:07:42,617 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-10-17 11:07:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-10-17 11:07:42,617 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-17 11:07:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-17 11:07:42,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 11:07:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 11:07:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-10-17 11:07:42,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-10-17 11:07:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 11:07:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-17 11:07:42,618 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-17 11:07:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-10-17 11:07:42,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-10-17 11:07:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_103 [2022-10-17 11:07:42,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_103 [2022-10-17 11:07:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 11:07:42,619 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 11:07:42,620 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_cascade_reset [2022-10-17 11:07:42,620 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_cascade_reset [2022-10-17 11:07:42,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 11:07:42,621 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 11:07:42,621 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 11:07:42,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 11:07:42,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 11:07:42,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 11:07:42,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 11:07:42,622 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 11:07:42,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 11:07:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 11:07:42,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 11:07:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rx_bm [2022-10-17 11:07:42,623 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rx_bm [2022-10-17 11:07:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_BM_shutdown [2022-10-17 11:07:42,624 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_BM_shutdown [2022-10-17 11:07:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 11:07:42,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 11:07:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 11:07:42,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 11:07:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 11:07:42,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 11:07:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure wait [2022-10-17 11:07:42,626 INFO L138 BoogieDeclarations]: Found implementation of procedure wait [2022-10-17 11:07:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-17 11:07:42,627 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-17 11:07:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_hwinit [2022-10-17 11:07:42,627 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_hwinit [2022-10-17 11:07:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 11:07:42,628 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 11:07:42,628 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_whatever [2022-10-17 11:07:42,629 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_whatever [2022-10-17 11:07:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_close [2022-10-17 11:07:42,629 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_close [2022-10-17 11:07:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 11:07:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_stop_interface [2022-10-17 11:07:42,629 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_stop_interface [2022-10-17 11:07:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_check_lan [2022-10-17 11:07:42,630 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_check_lan [2022-10-17 11:07:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 11:07:42,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 11:07:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 11:07:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 11:07:42,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 11:07:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 11:07:42,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 11:07:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 11:07:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 11:07:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 11:07:42,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 11:07:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 11:07:42,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 11:07:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-10-17 11:07:42,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-10-17 11:07:42,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-10-17 11:07:42,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-10-17 11:07:42,634 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-10-17 11:07:42,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-10-17 11:07:42,634 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rxfill [2022-10-17 11:07:42,634 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rxfill [2022-10-17 11:07:42,634 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 11:07:42,634 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 11:07:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 11:07:42,635 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 11:07:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 11:07:42,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 11:07:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 11:07:42,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 11:07:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_update_stats [2022-10-17 11:07:42,636 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_update_stats [2022-10-17 11:07:42,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 11:07:42,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 11:07:42,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 11:07:42,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 11:07:42,637 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-17 11:07:42,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-17 11:07:42,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 11:07:42,638 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 11:07:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 11:07:42,641 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 11:07:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 11:07:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 11:07:42,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 11:07:42,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 11:07:42,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 11:07:42,644 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-17 11:07:42,645 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-17 11:07:42,650 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 11:07:42,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 11:07:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-17 11:07:42,651 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-17 11:07:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 11:07:42,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 11:07:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-10-17 11:07:42,652 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-10-17 11:07:42,652 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_pci_remove [2022-10-17 11:07:42,652 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_pci_remove [2022-10-17 11:07:42,652 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_build_rx_pdl [2022-10-17 11:07:42,652 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_build_rx_pdl [2022-10-17 11:07:42,652 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-17 11:07:42,652 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-17 11:07:42,653 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 11:07:42,653 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 11:07:42,653 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-10-17 11:07:42,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-10-17 11:07:42,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_hp100_private [2022-10-17 11:07:42,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_hp100_private [2022-10-17 11:07:42,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 11:07:42,653 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-10-17 11:07:42,654 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-10-17 11:07:42,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 11:07:42,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 11:07:42,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hp100_private [2022-10-17 11:07:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hp100_private [2022-10-17 11:07:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-10-17 11:07:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-10-17 11:07:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-17 11:07:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-17 11:07:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 11:07:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 11:07:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_set_multicast_list [2022-10-17 11:07:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_set_multicast_list [2022-10-17 11:07:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_start_interface [2022-10-17 11:07:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_start_interface [2022-10-17 11:07:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-10-17 11:07:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-10-17 11:07:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_clean_txring [2022-10-17 11:07:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_clean_txring [2022-10-17 11:07:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-10-17 11:07:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-10-17 11:07:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 11:07:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-10-17 11:07:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-10-17 11:07:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 11:07:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 11:07:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_login_to_vg_hub [2022-10-17 11:07:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_login_to_vg_hub [2022-10-17 11:07:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-10-17 11:07:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-10-17 11:07:43,542 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 11:07:43,548 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 11:07:43,914 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 11:07:47,217 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 11:07:47,218 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 11:07:47,432 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L8566-1: assume -9223372036854775808 <= #t~ret695#1 && #t~ret695#1 <= 9223372036854775807;havoc #t~ret695#1; [2022-10-17 11:07:47,433 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L8566: SUMMARY for call #t~ret695#1 := schedule_timeout_interruptible(1); srcloc: null [2022-10-17 11:07:47,433 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume 0 == (if 0 == ~tmp___4~7#1 then 0 else (if 1 == ~tmp___4~7#1 then 0 else ~bitwiseAnd(~tmp___4~7#1, 2096896))) % 18446744073709551616; [2022-10-17 11:07:47,433 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !(0 == (if 0 == ~tmp___4~7#1 then 0 else (if 1 == ~tmp___4~7#1 then 0 else ~bitwiseAnd(~tmp___4~7#1, 2096896))) % 18446744073709551616); [2022-10-17 11:07:47,433 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L8570: assume (if (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 else (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 - 18446744073709551616) < 0; [2022-10-17 11:07:47,433 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L8570: assume !((if (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 else (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 - 18446744073709551616) < 0); [2022-10-17 11:07:47,600 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 11:07:47,628 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 11:07:47,628 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 11:07:47,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:07:47 BoogieIcfgContainer [2022-10-17 11:07:47,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 11:07:47,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 11:07:47,635 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 11:07:47,639 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 11:07:47,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 11:07:38" (1/3) ... [2022-10-17 11:07:47,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ead8f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 11:07:47, skipping insertion in model container [2022-10-17 11:07:47,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:41" (2/3) ... [2022-10-17 11:07:47,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ead8f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 11:07:47, skipping insertion in model container [2022-10-17 11:07:47,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:07:47" (3/3) ... [2022-10-17 11:07:47,641 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2022-10-17 11:07:47,659 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 11:07:47,659 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 11:07:47,754 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 11:07:47,760 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;@7b7a0342, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 11:07:47,761 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 11:07:47,771 INFO L276 IsEmpty]: Start isEmpty. Operand has 1805 states, 1157 states have (on average 1.3267070008643043) internal successors, (1535), 1205 states have internal predecessors, (1535), 569 states have call successors, (569), 80 states have call predecessors, (569), 79 states have return successors, (564), 548 states have call predecessors, (564), 564 states have call successors, (564) [2022-10-17 11:07:47,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-10-17 11:07:47,805 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:07:47,806 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:07:47,806 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 11:07:47,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:47,812 INFO L85 PathProgramCache]: Analyzing trace with hash 861348699, now seen corresponding path program 1 times [2022-10-17 11:07:47,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:47,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146667817] [2022-10-17 11:07:47,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:47,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 11:07:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 11:07:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 11:07:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 11:07:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 11:07:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 11:07:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 11:07:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 11:07:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-17 11:07:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-17 11:07:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-17 11:07:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-17 11:07:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-17 11:07:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-17 11:07:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-10-17 11:07:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-17 11:07:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-17 11:07:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-17 11:07:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:48,897 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-10-17 11:07:48,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:07:48,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146667817] [2022-10-17 11:07:48,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146667817] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:07:48,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:07:48,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 11:07:48,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117585540] [2022-10-17 11:07:48,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:07:48,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 11:07:48,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:07:48,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 11:07:48,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 11:07:48,952 INFO L87 Difference]: Start difference. First operand has 1805 states, 1157 states have (on average 1.3267070008643043) internal successors, (1535), 1205 states have internal predecessors, (1535), 569 states have call successors, (569), 80 states have call predecessors, (569), 79 states have return successors, (564), 548 states have call predecessors, (564), 564 states have call successors, (564) Second operand has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 4 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 4 states have call successors, (15) [2022-10-17 11:07:58,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-10-17 11:07:59,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:07:59,126 INFO L93 Difference]: Finished difference Result 5270 states and 7957 transitions. [2022-10-17 11:07:59,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-17 11:07:59,128 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 4 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 4 states have call successors, (15) Word has length 128 [2022-10-17 11:07:59,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:07:59,179 INFO L225 Difference]: With dead ends: 5270 [2022-10-17 11:07:59,180 INFO L226 Difference]: Without dead ends: 3410 [2022-10-17 11:07:59,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-17 11:07:59,207 INFO L413 NwaCegarLoop]: 2825 mSDtfsCounter, 4049 mSDsluCounter, 2511 mSDsCounter, 0 mSdLazyCounter, 3333 mSolverCounterSat, 3963 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4261 SdHoareTripleChecker+Valid, 5336 SdHoareTripleChecker+Invalid, 7297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3963 IncrementalHoareTripleChecker+Valid, 3333 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2022-10-17 11:07:59,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4261 Valid, 5336 Invalid, 7297 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3963 Valid, 3333 Invalid, 1 Unknown, 0 Unchecked, 9.3s Time] [2022-10-17 11:07:59,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3410 states. [2022-10-17 11:07:59,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3410 to 3285. [2022-10-17 11:07:59,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3285 states, 2105 states have (on average 1.2897862232779098) internal successors, (2715), 2195 states have internal predecessors, (2715), 1030 states have call successors, (1030), 148 states have call predecessors, (1030), 149 states have return successors, (1042), 995 states have call predecessors, (1042), 1030 states have call successors, (1042) [2022-10-17 11:07:59,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 3285 states and 4787 transitions. [2022-10-17 11:07:59,684 INFO L78 Accepts]: Start accepts. Automaton has 3285 states and 4787 transitions. Word has length 128 [2022-10-17 11:07:59,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:07:59,686 INFO L495 AbstractCegarLoop]: Abstraction has 3285 states and 4787 transitions. [2022-10-17 11:07:59,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 4 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 4 states have call successors, (15) [2022-10-17 11:07:59,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 4787 transitions. [2022-10-17 11:07:59,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-10-17 11:07:59,719 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:07:59,719 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:07:59,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 11:07:59,720 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 11:07:59,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:59,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1043063430, now seen corresponding path program 1 times [2022-10-17 11:07:59,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:59,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559052239] [2022-10-17 11:07:59,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:59,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 11:08:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 11:08:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 11:08:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 11:08:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 11:08:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 11:08:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 11:08:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 11:08:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-17 11:08:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-17 11:08:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 11:08:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 11:08:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-17 11:08:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-17 11:08:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-17 11:08:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-17 11:08:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-17 11:08:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-17 11:08:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-17 11:08:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-17 11:08:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-17 11:08:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-17 11:08:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-17 11:08:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-10-17 11:08:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-10-17 11:08:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,564 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-10-17 11:08:00,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:00,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559052239] [2022-10-17 11:08:00,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559052239] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:00,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:00,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 11:08:00,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35084519] [2022-10-17 11:08:00,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:00,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 11:08:00,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:00,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 11:08:00,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-17 11:08:00,576 INFO L87 Difference]: Start difference. First operand 3285 states and 4787 transitions. Second operand has 6 states, 5 states have (on average 21.6) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22)