./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --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 f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:13:42,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:13:42,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:13:42,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:13:42,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:13:42,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:13:42,174 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:13:42,175 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:13:42,176 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:13:42,181 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:13:42,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:13:42,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:13:42,184 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:13:42,186 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:13:42,186 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:13:42,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:13:42,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:13:42,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:13:42,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:13:42,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:13:42,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:13:42,190 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:13:42,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:13:42,191 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:13:42,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:13:42,192 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:13:42,192 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:13:42,193 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:13:42,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:13:42,194 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:13:42,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:13:42,196 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:13:42,196 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:13:42,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:13:42,196 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:13:42,197 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:13:42,197 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:13:42,197 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:13:42,198 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:13:42,198 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 [2023-11-21 22:13:42,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:13:42,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:13:42,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:13:42,527 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:13:42,527 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:13:42,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2023-11-21 22:13:45,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:13:46,318 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:13:46,319 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2023-11-21 22:13:46,359 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/data/538b677bc/295597be75c446f693b8250398c7edfb/FLAGde519e66f [2023-11-21 22:13:46,376 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/data/538b677bc/295597be75c446f693b8250398c7edfb [2023-11-21 22:13:46,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:13:46,387 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:13:46,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:13:46,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:13:46,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:13:46,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:13:46" (1/1) ... [2023-11-21 22:13:46,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2191f51f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:46, skipping insertion in model container [2023-11-21 22:13:46,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:13:46" (1/1) ... [2023-11-21 22:13:46,582 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:13:47,173 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2023-11-21 22:13:47,174 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2023-11-21 22:13:47,492 WARN L240 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_411d3f12-870d-4946-9dd7-46c413dff0bc/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2023-11-21 22:13:48,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:13:48,865 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:13:48,971 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2023-11-21 22:13:48,971 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2023-11-21 22:13:48,975 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [3705] [2023-11-21 22:13:48,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [3708] [2023-11-21 22:13:48,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [3711] [2023-11-21 22:13:48,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [3714] [2023-11-21 22:13:48,981 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [3768] [2023-11-21 22:13:48,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [3776] [2023-11-21 22:13:48,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsw": "+S" (addr), "+c" (count): "d" (port)); [3783] [2023-11-21 22:13:48,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insw": "+D" (addr), "+c" (count): "d" (port)); [3790] [2023-11-21 22:13:48,987 WARN L240 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_411d3f12-870d-4946-9dd7-46c413dff0bc/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2023-11-21 22:13:49,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:13:49,423 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:13:49,432 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:13:49,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49 WrapperNode [2023-11-21 22:13:49,433 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:13:49,434 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:13:49,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:13:49,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:13:49,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:49,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:49,726 INFO L138 Inliner]: procedures = 199, calls = 1545, calls flagged for inlining = 95, calls inlined = 93, statements flattened = 4386 [2023-11-21 22:13:49,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:13:49,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:13:49,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:13:49,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:13:49,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:49,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:49,775 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:50,156 INFO L187 HeapSplitter]: Split 880 memory accesses to 25 slices as follows [40, 6, 1, 22, 7, 34, 26, 63, 14, 116, 2, 7, 1, 4, 2, 63, 6, 3, 7, 8, 7, 31, 389, 14, 7] [2023-11-21 22:13:50,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:50,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:50,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:50,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:50,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:50,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:50,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:13:50,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:13:50,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:13:50,613 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:13:50,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (1/1) ... [2023-11-21 22:13:50,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:13:50,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:50,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:50,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411d3f12-870d-4946-9dd7-46c413dff0bc/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:13:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_start [2023-11-21 22:13:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_start [2023-11-21 22:13:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_termios [2023-11-21 22:13:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_termios [2023-11-21 22:13:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 22:13:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 22:13:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-21 22:13:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-21 22:13:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-21 22:13:50,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-21 22:13:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-21 22:13:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-21 22:13:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-21 22:13:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-21 22:13:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-21 22:13:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-21 22:13:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-21 22:13:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-21 22:13:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-21 22:13:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-21 22:13:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-21 22:13:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-21 22:13:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-21 22:13:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-21 22:13:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-21 22:13:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-21 22:13:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-21 22:13:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-21 22:13:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-21 22:13:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2023-11-21 22:13:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2023-11-21 22:13:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-21 22:13:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-21 22:13:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-21 22:13:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-21 22:13:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-21 22:13:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-21 22:13:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-21 22:13:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-21 22:13:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-21 22:13:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-21 22:13:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-21 22:13:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-21 22:13:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-21 22:13:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-21 22:13:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-21 22:13:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-21 22:13:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-21 22:13:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-21 22:13:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-21 22:13:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-21 22:13:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-21 22:13:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-21 22:13:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-21 22:13:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2023-11-21 22:13:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2023-11-21 22:13:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:13:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:13:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-11-21 22:13:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-11-21 22:13:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-21 22:13:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-21 22:13:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmset [2023-11-21 22:13:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmset [2023-11-21 22:13:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2023-11-21 22:13:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2023-11-21 22:13:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:13:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:13:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2023-11-21 22:13:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2023-11-21 22:13:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2023-11-21 22:13:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2023-11-21 22:13:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure raise_dtr [2023-11-21 22:13:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_dtr [2023-11-21 22:13:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2023-11-21 22:13:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2023-11-21 22:13:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_chars_in_buffer [2023-11-21 22:13:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_chars_in_buffer [2023-11-21 22:13:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2023-11-21 22:13:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2023-11-21 22:13:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 22:13:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 22:13:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_buffer [2023-11-21 22:13:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_buffer [2023-11-21 22:13:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-21 22:13:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-21 22:13:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:13:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:13:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2023-11-21 22:13:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2023-11-21 22:13:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:13:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:13:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2023-11-21 22:13:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2023-11-21 22:13:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_put_char [2023-11-21 22:13:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_put_char [2023-11-21 22:13:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:13:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-21 22:13:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-21 22:13:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-21 22:13:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-21 22:13:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-21 22:13:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-21 22:13:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-21 22:13:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-21 22:13:50,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-21 22:13:50,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-21 22:13:50,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-21 22:13:50,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-21 22:13:50,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-21 22:13:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-21 22:13:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-21 22:13:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-21 22:13:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-21 22:13:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-21 22:13:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-21 22:13:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-21 22:13:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-21 22:13:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-21 22:13:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-21 22:13:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-21 22:13:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-21 22:13:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-21 22:13:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-21 22:13:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write_room [2023-11-21 22:13:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write_room [2023-11-21 22:13:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_ioctl [2023-11-21 22:13:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_ioctl [2023-11-21 22:13:50,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-21 22:13:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-21 22:13:50,736 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr [2023-11-21 22:13:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr [2023-11-21 22:13:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 22:13:50,737 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 22:13:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:13:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-21 22:13:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-21 22:13:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-21 22:13:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-21 22:13:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-21 22:13:50,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-21 22:13:50,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-21 22:13:50,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-21 22:13:50,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-21 22:13:50,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-21 22:13:50,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-21 22:13:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-21 22:13:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-21 22:13:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-21 22:13:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-21 22:13:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-21 22:13:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-21 22:13:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-21 22:13:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-21 22:13:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-21 22:13:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-21 22:13:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-21 22:13:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-21 22:13:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-21 22:13:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-21 22:13:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-21 22:13:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-21 22:13:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 22:13:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 22:13:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 22:13:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 22:13:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2023-11-21 22:13:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2023-11-21 22:13:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-21 22:13:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-21 22:13:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-21 22:13:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-21 22:13:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-11-21 22:13:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-11-21 22:13:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 22:13:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 22:13:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-21 22:13:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-21 22:13:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-21 22:13:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-21 22:13:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-21 22:13:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-21 22:13:50,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-21 22:13:50,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-21 22:13:50,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-21 22:13:50,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-21 22:13:50,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-21 22:13:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-21 22:13:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-21 22:13:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-21 22:13:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-21 22:13:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-21 22:13:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-21 22:13:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-21 22:13:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-21 22:13:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-21 22:13:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-21 22:13:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-21 22:13:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-21 22:13:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2023-11-21 22:13:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2023-11-21 22:13:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_dtr_rts [2023-11-21 22:13:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_dtr_rts [2023-11-21 22:13:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 22:13:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 22:13:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-21 22:13:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-21 22:13:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_config_port [2023-11-21 22:13:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_config_port [2023-11-21 22:13:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-21 22:13:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-21 22:13:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-21 22:13:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-21 22:13:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-21 22:13:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-21 22:13:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-21 22:13:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-21 22:13:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-21 22:13:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-21 22:13:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-21 22:13:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-21 22:13:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-21 22:13:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-21 22:13:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-21 22:13:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-21 22:13:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-21 22:13:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-21 22:13:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-21 22:13:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-21 22:13:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-21 22:13:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-21 22:13:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-21 22:13:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2023-11-21 22:13:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2023-11-21 22:13:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-21 22:13:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-21 22:13:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:13:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 22:13:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-21 22:13:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-21 22:13:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-21 22:13:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-21 22:13:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-21 22:13:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-21 22:13:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-21 22:13:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-21 22:13:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-21 22:13:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-21 22:13:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-21 22:13:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-21 22:13:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-21 22:13:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-21 22:13:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-21 22:13:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-21 22:13:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-21 22:13:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-21 22:13:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-21 22:13:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-21 22:13:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-21 22:13:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-21 22:13:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-21 22:13:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmget [2023-11-21 22:13:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmget [2023-11-21 22:13:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_unthrottle [2023-11-21 22:13:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_unthrottle [2023-11-21 22:13:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure lock_card [2023-11-21 22:13:50,766 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_card [2023-11-21 22:13:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_chars [2023-11-21 22:13:50,767 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_chars [2023-11-21 22:13:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:13:50,768 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:13:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:13:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:13:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-21 22:13:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-21 22:13:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-21 22:13:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-21 22:13:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-21 22:13:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-21 22:13:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-21 22:13:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-21 22:13:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-21 22:13:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-21 22:13:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-21 22:13:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-21 22:13:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-21 22:13:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-21 22:13:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-21 22:13:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-21 22:13:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-21 22:13:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-21 22:13:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-21 22:13:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-21 22:13:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-21 22:13:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-21 22:13:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-21 22:13:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 22:13:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 22:13:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-21 22:13:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-21 22:13:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-21 22:13:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-21 22:13:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-21 22:13:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-21 22:13:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:13:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:13:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_carrier_raised [2023-11-21 22:13:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_carrier_raised [2023-11-21 22:13:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:13:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_hangup [2023-11-21 22:13:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_hangup [2023-11-21 22:13:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_throttle [2023-11-21 22:13:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_throttle [2023-11-21 22:13:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:13:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2023-11-21 22:13:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2023-11-21 22:13:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 22:13:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 22:13:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-21 22:13:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-21 22:13:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-21 22:13:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-21 22:13:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-21 22:13:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-21 22:13:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-21 22:13:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-21 22:13:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-21 22:13:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-21 22:13:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-21 22:13:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-21 22:13:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-21 22:13:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-21 22:13:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-21 22:13:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-21 22:13:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-21 22:13:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-21 22:13:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-21 22:13:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-21 22:13:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-21 22:13:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-21 22:13:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-21 22:13:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-21 22:13:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-21 22:13:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-21 22:13:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 22:13:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 22:13:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-21 22:13:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-21 22:13:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-21 22:13:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-21 22:13:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_card [2023-11-21 22:13:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_card [2023-11-21 22:13:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-21 22:13:50,791 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-21 22:13:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_send_break [2023-11-21 22:13:50,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_send_break [2023-11-21 22:13:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:13:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 22:13:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-21 22:13:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-21 22:13:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-21 22:13:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-21 22:13:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-21 22:13:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-21 22:13:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-21 22:13:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-21 22:13:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-21 22:13:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-21 22:13:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-21 22:13:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-21 22:13:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-21 22:13:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-21 22:13:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-21 22:13:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-21 22:13:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-21 22:13:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-21 22:13:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-21 22:13:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-21 22:13:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-21 22:13:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-21 22:13:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-21 22:13:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-21 22:13:50,795 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-21 22:13:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure WaitTillCardIsFree [2023-11-21 22:13:50,796 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitTillCardIsFree [2023-11-21 22:13:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:13:50,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:13:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2023-11-21 22:13:50,796 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2023-11-21 22:13:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-21 22:13:50,797 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-21 22:13:51,553 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:13:51,557 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:13:51,797 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:13:59,246 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:14:03,339 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:14:03,340 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:14:03,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:03 BoogieIcfgContainer [2023-11-21 22:14:03,342 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:14:03,345 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:14:03,345 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:14:03,349 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:14:03,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:13:46" (1/3) ... [2023-11-21 22:14:03,353 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@427ef9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:14:03, skipping insertion in model container [2023-11-21 22:14:03,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:49" (2/3) ... [2023-11-21 22:14:03,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@427ef9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:14:03, skipping insertion in model container [2023-11-21 22:14:03,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:03" (3/3) ... [2023-11-21 22:14:03,355 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2023-11-21 22:14:03,377 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:14:03,377 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:14:03,478 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:14:03,485 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=LoopHeads, 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;@45675e14, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:14:03,485 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:14:03,498 INFO L276 IsEmpty]: Start isEmpty. Operand has 1126 states, 701 states have (on average 1.405135520684736) internal successors, (985), 732 states have internal predecessors, (985), 358 states have call successors, (358), 67 states have call predecessors, (358), 66 states have return successors, (350), 348 states have call predecessors, (350), 350 states have call successors, (350) [2023-11-21 22:14:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-21 22:14:03,552 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:14:03,553 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:14:03,553 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:14:03,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:14:03,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1032839481, now seen corresponding path program 1 times [2023-11-21 22:14:03,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:14:03,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720773380] [2023-11-21 22:14:03,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:14:03,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:14:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:14:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-21 22:14:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 22:14:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-21 22:14:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-21 22:14:04,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-21 22:14:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-21 22:14:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-21 22:14:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-21 22:14:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-21 22:14:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-21 22:14:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:04,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-21 22:14:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-21 22:14:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-21 22:14:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-21 22:14:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-21 22:14:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:14:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-21 22:14:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-21 22:14:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-21 22:14:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-21 22:14:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-21 22:14:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-21 22:14:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-21 22:14:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-21 22:14:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:14:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-21 22:14:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-21 22:14:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-21 22:14:05,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:14:05,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720773380] [2023-11-21 22:14:05,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720773380] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:14:05,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:14:05,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:14:05,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743385665] [2023-11-21 22:14:05,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:14:05,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:14:05,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:14:05,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:14:05,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:14:05,359 INFO L87 Difference]: Start difference. First operand has 1126 states, 701 states have (on average 1.405135520684736) internal successors, (985), 732 states have internal predecessors, (985), 358 states have call successors, (358), 67 states have call predecessors, (358), 66 states have return successors, (350), 348 states have call predecessors, (350), 350 states have call successors, (350) Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-21 22:14:10,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:14:12,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:14:18,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:14:20,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:14:22,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:14:25,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:14:25,838 INFO L93 Difference]: Finished difference Result 3218 states and 4950 transitions. [2023-11-21 22:14:25,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:14:25,841 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 151 [2023-11-21 22:14:25,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:14:25,883 INFO L225 Difference]: With dead ends: 3218 [2023-11-21 22:14:25,883 INFO L226 Difference]: Without dead ends: 2072 [2023-11-21 22:14:25,904 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:14:25,909 INFO L413 NwaCegarLoop]: 1313 mSDtfsCounter, 1458 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 1510 mSolverCounterSat, 780 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1702 SdHoareTripleChecker+Valid, 2994 SdHoareTripleChecker+Invalid, 2295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 780 IncrementalHoareTripleChecker+Valid, 1510 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2023-11-21 22:14:25,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1702 Valid, 2994 Invalid, 2295 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [780 Valid, 1510 Invalid, 5 Unknown, 0 Unchecked, 19.8s Time] [2023-11-21 22:14:25,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2072 states. [2023-11-21 22:14:26,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2072 to 1988. [2023-11-21 22:14:26,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1988 states, 1259 states have (on average 1.3971405877680698) internal successors, (1759), 1299 states have internal predecessors, (1759), 608 states have call successors, (608), 121 states have call predecessors, (608), 120 states have return successors, (607), 603 states have call predecessors, (607), 607 states have call successors, (607) [2023-11-21 22:14:26,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1988 states and 2974 transitions. [2023-11-21 22:14:26,274 INFO L78 Accepts]: Start accepts. Automaton has 1988 states and 2974 transitions. Word has length 151 [2023-11-21 22:14:26,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:14:26,276 INFO L495 AbstractCegarLoop]: Abstraction has 1988 states and 2974 transitions. [2023-11-21 22:14:26,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-21 22:14:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2974 transitions. [2023-11-21 22:14:26,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-21 22:14:26,311 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:14:26,312 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:14:26,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:14:26,313 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:14:26,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:14:26,314 INFO L85 PathProgramCache]: Analyzing trace with hash 445267068, now seen corresponding path program 1 times [2023-11-21 22:14:26,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:14:26,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429640253] [2023-11-21 22:14:26,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:14:26,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:14:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:14:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-21 22:14:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 22:14:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-21 22:14:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-21 22:14:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-21 22:14:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:14:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-21 22:14:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-21 22:14:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-21 22:14:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-21 22:14:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-21 22:14:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-21 22:14:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-21 22:14:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-21 22:14:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-21 22:14:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-21 22:14:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-21 22:14:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-21 22:14:27,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-21 22:14:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-21 22:14:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-21 22:14:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-21 22:14:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:14:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-21 22:14:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-21 22:14:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-21 22:14:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-21 22:14:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-21 22:14:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2023-11-21 22:14:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-21 22:14:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-21 22:14:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:14:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-21 22:14:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-21 22:14:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:27,454 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2023-11-21 22:14:27,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:14:27,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429640253] [2023-11-21 22:14:27,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429640253] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:14:27,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:14:27,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:14:27,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416780229] [2023-11-21 22:14:27,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:14:27,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:14:27,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:14:27,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:14:27,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:14:27,461 INFO L87 Difference]: Start difference. First operand 1988 states and 2974 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-21 22:14:32,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:14:34,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []