./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.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_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/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_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/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_7a426845-98dc-4476-bc2e-cc081c72c360/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 566d5f55091b8d9986e40109bb4ed7c757a10d51a53e185fb47e2dfa177e6461 --- 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 10:54:52,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:54:52,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:54:52,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:54:52,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:54:52,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:54:52,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:54:52,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:54:52,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:54:52,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:54:52,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:54:52,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:54:52,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:54:52,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:54:52,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:54:52,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:54:52,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:54:52,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:54:52,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:54:52,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:54:52,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:54:52,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:54:52,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:54:52,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:54:52,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:54:52,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:54:52,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:54:52,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:54:52,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:54:52,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:54:52,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:54:52,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:54:52,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:54:52,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:54:52,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:54:52,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:54:52,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:54:52,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:54:52,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:54:52,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:54:52,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:54:52,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:54:52,168 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:54:52,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:54:52,169 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:54:52,170 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:54:52,171 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:54:52,171 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:54:52,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:54:52,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:54:52,173 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:54:52,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:54:52,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:54:52,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:54:52,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:54:52,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:54:52,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:54:52,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:54:52,180 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:54:52,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:54:52,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:54:52,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:54:52,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:54:52,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:54:52,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:54:52,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:54:52,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:54:52,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:54:52,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:54:52,183 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:54:52,183 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:54:52,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:54:52,184 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_7a426845-98dc-4476-bc2e-cc081c72c360/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 566d5f55091b8d9986e40109bb4ed7c757a10d51a53e185fb47e2dfa177e6461 [2022-10-17 10:54:52,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:54:52,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:54:52,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:54:52,543 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:54:52,544 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:54:52,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i [2022-10-17 10:54:52,621 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/data/8384d1b18/4bc791dd193e4c4c9c51ac5bf86130d0/FLAG4a058ea43 [2022-10-17 10:54:53,555 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:54:53,556 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i [2022-10-17 10:54:53,593 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/data/8384d1b18/4bc791dd193e4c4c9c51ac5bf86130d0/FLAG4a058ea43 [2022-10-17 10:54:53,961 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/data/8384d1b18/4bc791dd193e4c4c9c51ac5bf86130d0 [2022-10-17 10:54:53,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:54:53,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:54:53,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:54:53,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:54:53,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:54:53,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:54:53" (1/1) ... [2022-10-17 10:54:53,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@595e7828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:53, skipping insertion in model container [2022-10-17 10:54:53,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:54:53" (1/1) ... [2022-10-17 10:54:53,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:54:54,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:54:56,939 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_7a426845-98dc-4476-bc2e-cc081c72c360/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i[267295,267308] [2022-10-17 10:54:57,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:54:57,157 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:54:57,601 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_7a426845-98dc-4476-bc2e-cc081c72c360/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i[267295,267308] [2022-10-17 10:54:57,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:54:57,779 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:54:57,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57 WrapperNode [2022-10-17 10:54:57,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:54:57,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:54:57,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:54:57,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:54:57,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:57,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,310 INFO L138 Inliner]: procedures = 373, calls = 2534, calls flagged for inlining = 157, calls inlined = 144, statements flattened = 6564 [2022-10-17 10:54:58,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:54:58,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:54:58,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:54:58,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:54:58,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,777 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:54:58,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:54:58,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:54:58,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:54:58,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (1/1) ... [2022-10-17 10:54:58,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:54:58,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:54:58,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:54:58,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a426845-98dc-4476-bc2e-cc081c72c360/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:54:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure context_stop [2022-10-17 10:54:59,021 INFO L138 BoogieDeclarations]: Found implementation of procedure context_stop [2022-10-17 10:54:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-10-17 10:54:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-10-17 10:54:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycle_time [2022-10-17 10:54:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycle_time [2022-10-17 10:54:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_resume [2022-10-17 10:54:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_resume [2022-10-17 10:54:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure ar_next_buffer_index [2022-10-17 10:54:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_next_buffer_index [2022-10-17 10:54:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure flush_writes [2022-10-17 10:54:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_writes [2022-10-17 10:54:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 10:54:59,024 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 10:54:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2022-10-17 10:54:59,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2022-10-17 10:54:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:54:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:54:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure context_run [2022-10-17 10:54:59,025 INFO L138 BoogieDeclarations]: Found implementation of procedure context_run [2022-10-17 10:54:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:54:59,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:54:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:54:59,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:54:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 10:54:59,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-17 10:54:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2022-10-17 10:54:59,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2022-10-17 10:54:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_stop_iso [2022-10-17 10:54:59,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_stop_iso [2022-10-17 10:54:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure reg_read [2022-10-17 10:54:59,027 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_read [2022-10-17 10:54:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:54:59,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:54:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-10-17 10:54:59,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-10-17 10:54:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_handle_response [2022-10-17 10:54:59,029 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_handle_response [2022-10-17 10:54:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-10-17 10:54:59,029 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-10-17 10:54:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2022-10-17 10:54:59,029 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2022-10-17 10:54:59,030 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-17 10:54:59,030 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-17 10:54:59,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_phy_reg_mutex_of_fw_ohci [2022-10-17 10:54:59,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_phy_reg_mutex_of_fw_ohci [2022-10-17 10:54:59,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phy_reg_mutex_of_fw_ohci [2022-10-17 10:54:59,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phy_reg_mutex_of_fw_ohci [2022-10-17 10:54:59,031 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:54:59,031 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:54:59,031 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_reg [2022-10-17 10:54:59,031 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_reg [2022-10-17 10:54:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2022-10-17 10:54:59,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2022-10-17 10:54:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:54:59,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:54:59,033 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2022-10-17 10:54:59,034 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2022-10-17 10:54:59,034 INFO L130 BoogieDeclarations]: Found specification of procedure pmac_ohci_on [2022-10-17 10:54:59,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pmac_ohci_on [2022-10-17 10:54:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 10:54:59,035 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 10:54:59,035 INFO L130 BoogieDeclarations]: Found specification of procedure context_append [2022-10-17 10:54:59,036 INFO L138 BoogieDeclarations]: Found implementation of procedure context_append [2022-10-17 10:54:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:54:59,036 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:54:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_range_for_cpu [2022-10-17 10:54:59,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_range_for_cpu [2022-10-17 10:54:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:54:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:54:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-10-17 10:54:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-10-17 10:54:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-10-17 10:54:59,038 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-10-17 10:54:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 10:54:59,038 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 10:54:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure context_release [2022-10-17 10:54:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure context_release [2022-10-17 10:54:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure ar_context_release [2022-10-17 10:54:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_context_release [2022-10-17 10:54:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-10-17 10:54:59,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-10-17 10:54:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure ar_context_link_page [2022-10-17 10:54:59,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_context_link_page [2022-10-17 10:54:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-10-17 10:54:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-10-17 10:54:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:54:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 10:54:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 10:54:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure fw_ohci [2022-10-17 10:54:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_ohci [2022-10-17 10:54:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:54:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-17 10:54:59,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-17 10:54:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start_iso [2022-10-17 10:54:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start_iso [2022-10-17 10:54:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2022-10-17 10:54:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2022-10-17 10:54:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:54:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:54:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-10-17 10:54:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-10-17 10:54:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure cycle_timer_ticks [2022-10-17 10:54:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure cycle_timer_ticks [2022-10-17 10:54:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:54:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:54:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-10-17 10:54:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-10-17 10:54:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_handle_request [2022-10-17 10:54:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_handle_request [2022-10-17 10:54:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 10:54:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 10:54:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-10-17 10:54:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-10-17 10:54:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-10-17 10:54:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-10-17 10:54:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-10-17 10:54:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-10-17 10:54:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 10:54:59,052 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 10:54:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure context_get_descriptors [2022-10-17 10:54:59,052 INFO L138 BoogieDeclarations]: Found implementation of procedure context_get_descriptors [2022-10-17 10:54:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure ar_context_run [2022-10-17 10:54:59,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_context_run [2022-10-17 10:54:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-10-17 10:54:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-10-17 10:54:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure __printk_ratelimit [2022-10-17 10:54:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __printk_ratelimit [2022-10-17 10:54:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:54:59,063 INFO L130 BoogieDeclarations]: Found specification of procedure ar_context_init [2022-10-17 10:54:59,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_context_init [2022-10-17 10:54:59,063 INFO L130 BoogieDeclarations]: Found specification of procedure update_phy_reg [2022-10-17 10:54:59,063 INFO L138 BoogieDeclarations]: Found implementation of procedure update_phy_reg [2022-10-17 10:54:59,063 INFO L130 BoogieDeclarations]: Found specification of procedure detect_dead_context [2022-10-17 10:54:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure detect_dead_context [2022-10-17 10:54:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 10:54:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 10:54:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure update_bus_time [2022-10-17 10:54:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure update_bus_time [2022-10-17 10:54:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:54:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_update_phy_reg [2022-10-17 10:54:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_update_phy_reg [2022-10-17 10:54:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_enable [2022-10-17 10:54:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_enable [2022-10-17 10:54:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-10-17 10:54:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-10-17 10:54:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:54:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure set_multichannel_mask [2022-10-17 10:54:59,066 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multichannel_mask [2022-10-17 10:54:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 10:54:59,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 10:54:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-10-17 10:54:59,066 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-10-17 10:54:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:54:59,067 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:54:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure software_reset [2022-10-17 10:54:59,067 INFO L138 BoogieDeclarations]: Found implementation of procedure software_reset [2022-10-17 10:54:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure context_init [2022-10-17 10:54:59,067 INFO L138 BoogieDeclarations]: Found implementation of procedure context_init [2022-10-17 10:54:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure flush_iso_completions [2022-10-17 10:54:59,068 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_iso_completions [2022-10-17 10:54:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-10-17 10:54:59,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-10-17 10:54:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:54:59,068 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:54:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-10-17 10:54:59,069 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-10-17 10:54:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:54:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 10:54:59,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 10:54:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-10-17 10:54:59,069 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-10-17 10:54:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure read_paged_phy_reg [2022-10-17 10:54:59,070 INFO L138 BoogieDeclarations]: Found implementation of procedure read_paged_phy_reg [2022-10-17 10:54:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_range_for_device [2022-10-17 10:54:59,070 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_range_for_device [2022-10-17 10:54:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-17 10:54:59,070 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-17 10:54:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:54:59,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:54:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure at_context_flush [2022-10-17 10:54:59,071 INFO L138 BoogieDeclarations]: Found implementation of procedure at_context_flush [2022-10-17 10:54:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure context_add_buffer [2022-10-17 10:54:59,071 INFO L138 BoogieDeclarations]: Found implementation of procedure context_add_buffer [2022-10-17 10:54:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:54:59,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:54:59,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:54:59,072 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 10:54:59,072 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 10:54:59,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:54:59,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:54:59,072 INFO L130 BoogieDeclarations]: Found specification of procedure fw_fill_response [2022-10-17 10:54:59,072 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_fill_response [2022-10-17 10:54:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:54:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-10-17 10:54:59,073 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-10-17 10:54:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure ar_buffer_bus [2022-10-17 10:54:59,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ar_buffer_bus [2022-10-17 10:54:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:54:59,074 INFO L130 BoogieDeclarations]: Found specification of procedure context_tasklet [2022-10-17 10:54:59,074 INFO L138 BoogieDeclarations]: Found implementation of procedure context_tasklet [2022-10-17 10:54:59,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-10-17 10:54:59,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-10-17 10:54:59,074 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-17 10:54:59,074 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-17 10:54:59,074 INFO L130 BoogieDeclarations]: Found specification of procedure copy_config_rom [2022-10-17 10:54:59,075 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_config_rom [2022-10-17 10:54:59,075 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-10-17 10:54:59,075 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-10-17 10:54:59,075 INFO L130 BoogieDeclarations]: Found specification of procedure pci_remove [2022-10-17 10:54:59,075 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_remove [2022-10-17 10:54:59,075 INFO L130 BoogieDeclarations]: Found specification of procedure reg_write [2022-10-17 10:54:59,076 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_write [2022-10-17 10:54:59,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2022-10-17 10:54:59,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2022-10-17 10:54:59,076 INFO L130 BoogieDeclarations]: Found specification of procedure bus_reset_work [2022-10-17 10:54:59,076 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_reset_work [2022-10-17 10:54:59,076 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-10-17 10:54:59,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-10-17 10:54:59,077 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-17 10:54:59,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-17 10:54:59,077 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2022-10-17 10:54:59,077 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2022-10-17 10:54:59,077 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_read_phy_reg [2022-10-17 10:54:59,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_read_phy_reg [2022-10-17 10:54:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 10:54:59,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-17 10:54:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-10-17 10:54:59,078 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-10-17 10:54:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-10-17 10:54:59,078 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-10-17 10:54:59,079 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-10-17 10:54:59,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-10-17 10:54:59,079 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 10:54:59,079 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 10:54:59,079 INFO L130 BoogieDeclarations]: Found specification of procedure log_ar_at_event [2022-10-17 10:54:59,079 INFO L138 BoogieDeclarations]: Found implementation of procedure log_ar_at_event [2022-10-17 10:54:59,079 INFO L130 BoogieDeclarations]: Found specification of procedure fw_schedule_bus_reset [2022-10-17 10:54:59,080 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_schedule_bus_reset [2022-10-17 10:54:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure write_phy_reg [2022-10-17 10:54:59,080 INFO L138 BoogieDeclarations]: Found implementation of procedure write_phy_reg [2022-10-17 10:54:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-10-17 10:54:59,080 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-10-17 10:54:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-10-17 10:54:59,081 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-10-17 10:54:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure find_branch_descriptor [2022-10-17 10:54:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure find_branch_descriptor [2022-10-17 10:54:59,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:54:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure _p [2022-10-17 10:54:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure _p [2022-10-17 10:54:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure at_context_transmit [2022-10-17 10:54:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure at_context_transmit [2022-10-17 10:54:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:54:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:54:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2022-10-17 10:54:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2022-10-17 10:55:00,190 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:55:00,198 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:55:01,012 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:55:14,083 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:55:14,123 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:55:14,124 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:55:14,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:55:14 BoogieIcfgContainer [2022-10-17 10:55:14,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:55:14,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:55:14,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:55:14,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:55:14,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:54:53" (1/3) ... [2022-10-17 10:55:14,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66356927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:55:14, skipping insertion in model container [2022-10-17 10:55:14,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:57" (2/3) ... [2022-10-17 10:55:14,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66356927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:55:14, skipping insertion in model container [2022-10-17 10:55:14,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:55:14" (3/3) ... [2022-10-17 10:55:14,148 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--firewire--firewire-ohci.ko-entry_point.cil.out.i [2022-10-17 10:55:14,166 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:55:14,167 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:55:14,311 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:55:14,318 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;@53f4300d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:55:14,319 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:55:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand has 2463 states, 1763 states have (on average 1.4169030062393648) internal successors, (2498), 1832 states have internal predecessors, (2498), 579 states have call successors, (579), 120 states have call predecessors, (579), 119 states have return successors, (572), 563 states have call predecessors, (572), 572 states have call successors, (572) [2022-10-17 10:55:14,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-10-17 10:55:14,372 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:55:14,373 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:55:14,374 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:55:14,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:55:14,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1745855129, now seen corresponding path program 1 times [2022-10-17 10:55:14,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:55:14,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718584780] [2022-10-17 10:55:14,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:55:14,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:55:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:55:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:55:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:55:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:55:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:55:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:55:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-17 10:55:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:55:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-17 10:55:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:55:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-17 10:55:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:55:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-10-17 10:55:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-17 10:55:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-17 10:55:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-17 10:55:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-17 10:55:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-17 10:55:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-10-17 10:55:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:15,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-17 10:55:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-10-17 10:55:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-10-17 10:55:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-10-17 10:55:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-10-17 10:55:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-10-17 10:55:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-10-17 10:55:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-17 10:55:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-10-17 10:55:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-10-17 10:55:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-10-17 10:55:16,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-10-17 10:55:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:55:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-10-17 10:55:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:55:16,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1749 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1749 trivial. 0 not checked. [2022-10-17 10:55:16,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:55:16,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718584780] [2022-10-17 10:55:16,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718584780] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:55:16,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:55:16,285 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:55:16,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722253804] [2022-10-17 10:55:16,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:55:16,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:55:16,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:55:16,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:55:16,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:55:16,328 INFO L87 Difference]: Start difference. First operand has 2463 states, 1763 states have (on average 1.4169030062393648) internal successors, (2498), 1832 states have internal predecessors, (2498), 579 states have call successors, (579), 120 states have call predecessors, (579), 119 states have return successors, (572), 563 states have call predecessors, (572), 572 states have call successors, (572) Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-10-17 10:55:20,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:55:22,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []