./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.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_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/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_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/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_1afefcf6-e381-4235-b7e1-ba4f94909599/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 6831c80473b3bd102fb10b7b3c65e4c88728eb3739081530d9e505e798afb064 --- 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 10:44:03,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:44:03,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:44:03,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:44:03,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:44:03,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:44:03,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:44:03,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:44:03,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:44:03,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:44:03,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:44:03,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:44:03,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:44:03,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:44:03,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:44:03,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:44:03,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:44:03,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:44:03,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:44:03,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:44:03,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:44:03,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:44:03,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:44:03,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:44:03,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:44:03,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:44:03,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:44:03,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:44:03,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:44:03,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:44:03,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:44:03,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:44:03,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:44:03,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:44:03,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:44:03,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:44:03,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:44:03,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:44:03,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:44:03,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:44:03,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:44:03,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:44:03,971 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:44:03,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:44:03,971 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:44:03,972 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:44:03,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:44:03,973 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:44:03,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:44:03,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:44:03,974 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:44:03,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:44:03,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:44:03,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:44:03,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:44:03,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:44:03,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:44:03,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:44:03,976 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:44:03,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:44:03,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:44:03,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:44:03,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:44:03,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:44:03,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:44:03,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:44:03,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:44:03,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:44:03,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:44:03,978 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:44:03,979 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:44:03,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:44:03,979 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_1afefcf6-e381-4235-b7e1-ba4f94909599/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6831c80473b3bd102fb10b7b3c65e4c88728eb3739081530d9e505e798afb064 [2022-10-17 10:44:04,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:44:04,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:44:04,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:44:04,266 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:44:04,267 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:44:04,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2022-10-17 10:44:04,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/data/b3f97022f/accd0fe1546d4e50a0b0e17ad9da0461/FLAGc38a557b0 [2022-10-17 10:44:05,229 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:44:05,231 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2022-10-17 10:44:05,290 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/data/b3f97022f/accd0fe1546d4e50a0b0e17ad9da0461/FLAGc38a557b0 [2022-10-17 10:44:05,681 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/data/b3f97022f/accd0fe1546d4e50a0b0e17ad9da0461 [2022-10-17 10:44:05,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:44:05,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:44:05,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:44:05,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:44:05,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:44:05,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:44:05" (1/1) ... [2022-10-17 10:44:05,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aac4f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:05, skipping insertion in model container [2022-10-17 10:44:05,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:44:05" (1/1) ... [2022-10-17 10:44:05,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:44:05,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:44:08,906 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_1afefcf6-e381-4235-b7e1-ba4f94909599/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[367830,367843] [2022-10-17 10:44:08,983 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-17 10:44:09,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:44:09,087 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:44:09,735 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_1afefcf6-e381-4235-b7e1-ba4f94909599/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[367830,367843] [2022-10-17 10:44:09,746 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-17 10:44:09,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:44:09,879 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:44:09,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09 WrapperNode [2022-10-17 10:44:09,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:44:09,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:44:09,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:44:09,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:44:09,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:10,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:10,435 INFO L138 Inliner]: procedures = 335, calls = 4672, calls flagged for inlining = 153, calls inlined = 151, statements flattened = 12558 [2022-10-17 10:44:10,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:44:10,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:44:10,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:44:10,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:44:10,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:10,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:10,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:10,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:10,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:10,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:11,069 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:11,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:11,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:44:11,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:44:11,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:44:11,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:44:11,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (1/1) ... [2022-10-17 10:44:11,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:44:11,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:11,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:11,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afefcf6-e381-4235-b7e1-ba4f94909599/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:44:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2022-10-17 10:44:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2022-10-17 10:44:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_PSS [2022-10-17 10:44:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_PSS [2022-10-17 10:44:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2022-10-17 10:44:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2022-10-17 10:44:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2022-10-17 10:44:11,391 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2022-10-17 10:44:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2022-10-17 10:44:11,391 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2022-10-17 10:44:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qh_alloc [2022-10-17 10:44:11,391 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qh_alloc [2022-10-17 10:44:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:44:11,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:44:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:44:11,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:44:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_dequeue [2022-10-17 10:44:11,392 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_dequeue [2022-10-17 10:44:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2022-10-17 10:44:11,393 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2022-10-17 10:44:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_to_hcd [2022-10-17 10:44:11,393 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_to_hcd [2022-10-17 10:44:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-10-17 10:44:11,394 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-10-17 10:44:11,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 10:44:11,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 10:44:11,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:44:11,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:44:11,394 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2022-10-17 10:44:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2022-10-17 10:44:11,395 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2022-10-17 10:44:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2022-10-17 10:44:11,395 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2022-10-17 10:44:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2022-10-17 10:44:11,395 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2022-10-17 10:44:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2022-10-17 10:44:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:44:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:44:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:44:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:44:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_remove [2022-10-17 10:44:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_remove [2022-10-17 10:44:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2022-10-17 10:44:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2022-10-17 10:44:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_ASS [2022-10-17 10:44:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_ASS [2022-10-17 10:44:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2022-10-17 10:44:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2022-10-17 10:44:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_run [2022-10-17 10:44:11,399 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_run [2022-10-17 10:44:11,399 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 10:44:11,399 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 10:44:11,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:44:11,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:44:11,400 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2022-10-17 10:44:11,401 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2022-10-17 10:44:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:44:11,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:44:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_status_data [2022-10-17 10:44:11,402 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_status_data [2022-10-17 10:44:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_set_command_bit [2022-10-17 10:44:11,403 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_set_command_bit [2022-10-17 10:44:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2022-10-17 10:44:11,403 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2022-10-17 10:44:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2022-10-17 10:44:11,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2022-10-17 10:44:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_init [2022-10-17 10:44:11,403 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_init [2022-10-17 10:44:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2022-10-17 10:44:11,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2022-10-17 10:44:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_relinquish_port [2022-10-17 10:44:11,405 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_relinquish_port [2022-10-17 10:44:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fotg210 [2022-10-17 10:44:11,405 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fotg210 [2022-10-17 10:44:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_irq [2022-10-17 10:44:11,405 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_irq [2022-10-17 10:44:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2022-10-17 10:44:11,406 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2022-10-17 10:44:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_stop [2022-10-17 10:44:11,406 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_stop [2022-10-17 10:44:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:44:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 10:44:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 10:44:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2022-10-17 10:44:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2022-10-17 10:44:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_command_bit [2022-10-17 10:44:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_command_bit [2022-10-17 10:44:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2022-10-17 10:44:11,408 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2022-10-17 10:44:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:44:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 10:44:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-10-17 10:44:11,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-10-17 10:44:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-10-17 10:44:11,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-10-17 10:44:11,410 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-10-17 10:44:11,410 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-10-17 10:44:11,410 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2022-10-17 10:44:11,411 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2022-10-17 10:44:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-17 10:44:11,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-17 10:44:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:44:11,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:44:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:44:11,411 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:44:11,412 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_readl [2022-10-17 10:44:11,412 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_readl [2022-10-17 10:44:11,412 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-10-17 10:44:11,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-10-17 10:44:11,413 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer [2022-10-17 10:44:11,413 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer [2022-10-17 10:44:11,413 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-10-17 10:44:11,413 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-10-17 10:44:11,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:44:11,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:44:11,414 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_writel [2022-10-17 10:44:11,415 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_writel [2022-10-17 10:44:11,417 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2022-10-17 10:44:11,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2022-10-17 10:44:11,418 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2022-10-17 10:44:11,418 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2022-10-17 10:44:11,419 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_halt [2022-10-17 10:44:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_halt [2022-10-17 10:44:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-10-17 10:44:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-10-17 10:44:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_probe [2022-10-17 10:44:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_probe [2022-10-17 10:44:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2022-10-17 10:44:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2022-10-17 10:44:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-17 10:44:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-17 10:44:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_disable [2022-10-17 10:44:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_disable [2022-10-17 10:44:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-10-17 10:44:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-10-17 10:44:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 10:44:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 10:44:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2022-10-17 10:44:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2022-10-17 10:44:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_mem_cleanup [2022-10-17 10:44:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_mem_cleanup [2022-10-17 10:44:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_controller_death [2022-10-17 10:44:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_controller_death [2022-10-17 10:44:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 10:44:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 10:44:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2022-10-17 10:44:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2022-10-17 10:44:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2022-10-17 10:44:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2022-10-17 10:44:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2022-10-17 10:44:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2022-10-17 10:44:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_speed [2022-10-17 10:44:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_speed [2022-10-17 10:44:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2022-10-17 10:44:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2022-10-17 10:44:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-17 10:44:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-17 10:44:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_shutdown [2022-10-17 10:44:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_shutdown [2022-10-17 10:44:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-17 10:44:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-17 10:44:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_intr_unlinks [2022-10-17 10:44:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_intr_unlinks [2022-10-17 10:44:11,433 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_enable_event [2022-10-17 10:44:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_enable_event [2022-10-17 10:44:11,433 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_free [2022-10-17 10:44:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_free [2022-10-17 10:44:11,433 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_read_frame_index [2022-10-17 10:44:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_read_frame_index [2022-10-17 10:44:11,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-10-17 10:44:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-10-17 10:44:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:44:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_quiesce [2022-10-17 10:44:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_quiesce [2022-10-17 10:44:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2022-10-17 10:44:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2022-10-17 10:44:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_get_frame [2022-10-17 10:44:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_get_frame [2022-10-17 10:44:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2022-10-17 10:44:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2022-10-17 10:44:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-10-17 10:44:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-10-17 10:44:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 10:44:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 10:44:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 10:44:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 10:44:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_silence_controller [2022-10-17 10:44:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_silence_controller [2022-10-17 10:44:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-10-17 10:44:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-10-17 10:44:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:44:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:44:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer_complete [2022-10-17 10:44:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer_complete [2022-10-17 10:44:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-10-17 10:44:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-10-17 10:44:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-10-17 10:44:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-10-17 10:44:11,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:44:11,438 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_reset [2022-10-17 10:44:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_reset [2022-10-17 10:44:11,438 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2022-10-17 10:44:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2022-10-17 10:44:11,438 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-17 10:44:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-17 10:44:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:44:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:44:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2022-10-17 10:44:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2022-10-17 10:44:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:44:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:44:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:44:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-10-17 10:44:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_reset [2022-10-17 10:44:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_reset [2022-10-17 10:44:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:44:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:44:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-17 10:44:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-17 10:44:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:44:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2022-10-17 10:44:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2022-10-17 10:44:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2022-10-17 10:44:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2022-10-17 10:44:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2022-10-17 10:44:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2022-10-17 10:44:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:44:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_alloc [2022-10-17 10:44:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_alloc [2022-10-17 10:44:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_work [2022-10-17 10:44:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_work [2022-10-17 10:44:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2022-10-17 10:44:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2022-10-17 10:44:11,443 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-17 10:44:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-17 10:44:11,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:44:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:44:11,443 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_control [2022-10-17 10:44:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_control [2022-10-17 10:44:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2022-10-17 10:44:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2022-10-17 10:44:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-10-17 10:44:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-10-17 10:44:11,445 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-10-17 10:44:11,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-10-17 10:44:11,450 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 10:44:11,450 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 10:44:11,450 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2022-10-17 10:44:11,450 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2022-10-17 10:44:11,450 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-10-17 10:44:11,451 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-10-17 10:44:11,451 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2022-10-17 10:44:11,451 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2022-10-17 10:44:11,452 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2022-10-17 10:44:11,454 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2022-10-17 10:44:11,454 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2022-10-17 10:44:11,454 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2022-10-17 10:44:11,454 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2022-10-17 10:44:11,455 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2022-10-17 10:44:11,455 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 10:44:11,455 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 10:44:11,455 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_enqueue [2022-10-17 10:44:11,455 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_enqueue [2022-10-17 10:44:11,455 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2022-10-17 10:44:11,455 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2022-10-17 10:44:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-17 10:44:11,456 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-17 10:44:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2022-10-17 10:44:11,456 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2022-10-17 10:44:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 10:44:11,456 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 10:44:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-10-17 10:44:11,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-10-17 10:44:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-17 10:44:11,457 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-17 10:44:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 10:44:11,457 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 10:44:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2022-10-17 10:44:11,457 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2022-10-17 10:44:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:44:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fotg210_init [2022-10-17 10:44:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fotg210_init [2022-10-17 10:44:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_handed_over [2022-10-17 10:44:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_handed_over [2022-10-17 10:44:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_done [2022-10-17 10:44:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_done [2022-10-17 10:44:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:44:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:44:11,459 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-10-17 10:44:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-10-17 10:44:11,459 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 10:44:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 10:44:12,638 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:44:12,643 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:44:13,442 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:44:30,550 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_29_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_29 } true; [2022-10-17 10:44:30,905 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:44:30,944 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:44:30,944 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:44:30,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:44:30 BoogieIcfgContainer [2022-10-17 10:44:30,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:44:30,955 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:44:30,955 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:44:30,959 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:44:30,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:44:05" (1/3) ... [2022-10-17 10:44:30,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff838dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:44:30, skipping insertion in model container [2022-10-17 10:44:30,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:44:09" (2/3) ... [2022-10-17 10:44:30,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff838dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:44:30, skipping insertion in model container [2022-10-17 10:44:30,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:44:30" (3/3) ... [2022-10-17 10:44:30,962 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2022-10-17 10:44:30,981 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:44:30,981 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:44:31,140 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:44:31,148 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;@1256e86a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:44:31,148 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:44:31,167 INFO L276 IsEmpty]: Start isEmpty. Operand has 3942 states, 2841 states have (on average 1.4470256951777543) internal successors, (4111), 2927 states have internal predecessors, (4111), 961 states have call successors, (961), 139 states have call predecessors, (961), 138 states have return successors, (953), 934 states have call predecessors, (953), 953 states have call successors, (953) [2022-10-17 10:44:31,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-10-17 10:44:31,227 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:44:31,228 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:44:31,228 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:44:31,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:31,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1345829926, now seen corresponding path program 1 times [2022-10-17 10:44:31,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:31,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453103122] [2022-10-17 10:44:31,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:31,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:44:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:44:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:44:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-17 10:44:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-17 10:44:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:32,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-17 10:44:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-17 10:44:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:33,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-10-17 10:44:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-10-17 10:44:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-17 10:44:33,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:44:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-10-17 10:44:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-17 10:44:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-10-17 10:44:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-10-17 10:44:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-10-17 10:44:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-10-17 10:44:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-10-17 10:44:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-10-17 10:44:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-10-17 10:44:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-10-17 10:44:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-10-17 10:44:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-10-17 10:44:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-10-17 10:44:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-10-17 10:44:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-10-17 10:44:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-10-17 10:44:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-10-17 10:44:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-10-17 10:44:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:44:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:33,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-10-17 10:44:33,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:44:33,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453103122] [2022-10-17 10:44:33,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453103122] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:44:33,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:44:33,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:44:33,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339127977] [2022-10-17 10:44:33,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:44:33,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:44:33,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:44:33,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:44:33,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:44:33,889 INFO L87 Difference]: Start difference. First operand has 3942 states, 2841 states have (on average 1.4470256951777543) internal successors, (4111), 2927 states have internal predecessors, (4111), 961 states have call successors, (961), 139 states have call predecessors, (961), 138 states have return successors, (953), 934 states have call predecessors, (953), 953 states have call successors, (953) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31)