./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.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_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6f86833868c5bd8f52db116e0dc9a6adcf67c5a3282a5f6499cc1c794678520b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:38:59,049 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:38:59,129 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:38:59,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:38:59,134 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:38:59,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:38:59,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:38:59,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:38:59,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:38:59,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:38:59,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:38:59,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:38:59,173 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:38:59,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:38:59,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:38:59,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:38:59,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:38:59,174 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:38:59,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:38:59,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:38:59,174 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:38:59,175 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:38:59,175 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:38:59,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:38:59,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:59,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:38:59,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:38:59,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:38:59,176 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:38:59,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:38:59,176 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm 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 -> Kojak 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 -> 6f86833868c5bd8f52db116e0dc9a6adcf67c5a3282a5f6499cc1c794678520b [2024-11-13 21:38:59,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:38:59,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:38:59,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:38:59,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:38:59,553 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:38:59,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-13 21:39:01,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:39:02,400 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:39:02,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2024-11-13 21:39:02,446 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/data/dbcc32936/3d9e3dc5a8024615bb60d0032a816b6b/FLAG381f0721c [2024-11-13 21:39:02,470 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/data/dbcc32936/3d9e3dc5a8024615bb60d0032a816b6b [2024-11-13 21:39:02,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:39:02,475 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:39:02,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:02,478 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:39:02,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:39:02,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:02" (1/1) ... [2024-11-13 21:39:02,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411917ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:02, skipping insertion in model container [2024-11-13 21:39:02,488 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:02" (1/1) ... [2024-11-13 21:39:02,620 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:39:03,140 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2024-11-13 21:39:03,141 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2024-11-13 21:39:03,421 WARN L250 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_ae77e1df-82fd-4928-879a-c50821c1642d/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] [2024-11-13 21:39:04,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:05,074 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:39:05,226 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2024-11-13 21:39:05,227 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2024-11-13 21:39:05,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [3705] [2024-11-13 21:39:05,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [3708] [2024-11-13 21:39:05,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [3711] [2024-11-13 21:39:05,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [3714] [2024-11-13 21:39:05,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [3768] [2024-11-13 21:39:05,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [3776] [2024-11-13 21:39:05,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsw": "+S" (addr), "+c" (count): "d" (port)); [3783] [2024-11-13 21:39:05,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insw": "+D" (addr), "+c" (count): "d" (port)); [3790] [2024-11-13 21:39:05,251 WARN L250 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_ae77e1df-82fd-4928-879a-c50821c1642d/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] [2024-11-13 21:39:05,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:05,937 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:39:05,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05 WrapperNode [2024-11-13 21:39:05,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:05,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:05,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:39:05,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:39:05,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:06,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:06,983 INFO L138 Inliner]: procedures = 199, calls = 11545, calls flagged for inlining = 96, calls inlined = 94, statements flattened = 14562 [2024-11-13 21:39:06,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:06,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:39:06,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:39:06,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:39:06,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:06,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:07,172 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:07,173 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:07,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:07,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:07,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:07,914 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:08,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:39:08,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:39:08,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:39:08,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:39:08,047 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:05" (1/1) ... [2024-11-13 21:39:08,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:08,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:39:08,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:39:08,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae77e1df-82fd-4928-879a-c50821c1642d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:39:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_start [2024-11-13 21:39:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_start [2024-11-13 21:39:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_termios [2024-11-13 21:39:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_termios [2024-11-13 21:39:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-13 21:39:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-13 21:39:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-13 21:39:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-13 21:39:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-13 21:39:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-13 21:39:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2024-11-13 21:39:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2024-11-13 21:39:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-13 21:39:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-13 21:39:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmset [2024-11-13 21:39:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmset [2024-11-13 21:39:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2024-11-13 21:39:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2024-11-13 21:39:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-13 21:39:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-13 21:39:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2024-11-13 21:39:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2024-11-13 21:39:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2024-11-13 21:39:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2024-11-13 21:39:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure raise_dtr [2024-11-13 21:39:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_dtr [2024-11-13 21:39:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2024-11-13 21:39:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2024-11-13 21:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_chars_in_buffer [2024-11-13 21:39:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_chars_in_buffer [2024-11-13 21:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2024-11-13 21:39:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2024-11-13 21:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-13 21:39:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-13 21:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_buffer [2024-11-13 21:39:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_buffer [2024-11-13 21:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-13 21:39:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-13 21:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-13 21:39:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-13 21:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2024-11-13 21:39:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2024-11-13 21:39:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:39:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2024-11-13 21:39:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2024-11-13 21:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_put_char [2024-11-13 21:39:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_put_char [2024-11-13 21:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-13 21:39:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-13 21:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write_room [2024-11-13 21:39:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write_room [2024-11-13 21:39:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_ioctl [2024-11-13 21:39:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_ioctl [2024-11-13 21:39:08,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-13 21:39:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-13 21:39:08,199 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr [2024-11-13 21:39:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr [2024-11-13 21:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-13 21:39:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-13 21:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 21:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-13 21:39:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-13 21:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-13 21:39:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-13 21:39:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-13 21:39:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-13 21:39:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2024-11-13 21:39:08,203 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2024-11-13 21:39:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-13 21:39:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-13 21:39:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-13 21:39:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-13 21:39:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2024-11-13 21:39:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2024-11-13 21:39:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-13 21:39:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-13 21:39:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-13 21:39:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_dtr_rts [2024-11-13 21:39:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_dtr_rts [2024-11-13 21:39:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-13 21:39:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-13 21:39:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-13 21:39:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-13 21:39:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_config_port [2024-11-13 21:39:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_config_port [2024-11-13 21:39:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 21:39:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-13 21:39:08,209 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-13 21:39:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmget [2024-11-13 21:39:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmget [2024-11-13 21:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_unthrottle [2024-11-13 21:39:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_unthrottle [2024-11-13 21:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure lock_card [2024-11-13 21:39:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_card [2024-11-13 21:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_chars [2024-11-13 21:39:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_chars [2024-11-13 21:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-13 21:39:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-13 21:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:39:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-13 21:39:08,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-13 21:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-13 21:39:08,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-13 21:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-13 21:39:08,211 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-13 21:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-13 21:39:08,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-13 21:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-13 21:39:08,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-13 21:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_carrier_raised [2024-11-13 21:39:08,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_carrier_raised [2024-11-13 21:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_hangup [2024-11-13 21:39:08,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_hangup [2024-11-13 21:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_throttle [2024-11-13 21:39:08,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_throttle [2024-11-13 21:39:08,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2024-11-13 21:39:08,212 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2024-11-13 21:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-13 21:39:08,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-13 21:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 21:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-13 21:39:08,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-13 21:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-13 21:39:08,212 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-13 21:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-13 21:39:08,212 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-13 21:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_card [2024-11-13 21:39:08,212 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_card [2024-11-13 21:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-13 21:39:08,212 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-13 21:39:08,212 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_send_break [2024-11-13 21:39:08,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_send_break [2024-11-13 21:39:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:39:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-11-13 21:39:08,213 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-11-13 21:39:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure WaitTillCardIsFree [2024-11-13 21:39:08,213 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitTillCardIsFree [2024-11-13 21:39:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:39:08,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:39:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2024-11-13 21:39:08,213 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2024-11-13 21:39:08,213 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-13 21:39:08,219 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-13 21:39:09,247 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:39:09,252 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:39:10,527 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-13 21:41:00,834 INFO L? ?]: Removed 1657 outVars from TransFormulas that were not future-live. [2024-11-13 21:41:00,835 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:41:07,319 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:41:07,320 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:41:07,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:41:07 BoogieIcfgContainer [2024-11-13 21:41:07,321 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:41:07,322 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:41:07,322 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:41:07,339 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:41:07,339 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:41:07" (1/1) ... [2024-11-13 21:41:07,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:41:07,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1127 states and 1694 transitions. [2024-11-13 21:41:07,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1694 transitions. [2024-11-13 21:41:07,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-13 21:41:07,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:07,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:41:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:45,329 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-13 21:41:56,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:41:57,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1134 states and 1771 transitions. [2024-11-13 21:41:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1771 transitions. [2024-11-13 21:41:57,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-13 21:41:57,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:57,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:42:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:27,298 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-13 21:42:27,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1135 states and 1772 transitions. [2024-11-13 21:42:27,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1772 transitions. [2024-11-13 21:42:27,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-13 21:42:27,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:27,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:42:55,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:58,326 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-13 21:42:59,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:59,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1139 states and 1845 transitions. [2024-11-13 21:42:59,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1845 transitions. [2024-11-13 21:42:59,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-13 21:42:59,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:59,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:26,244 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-13 21:43:28,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1142 states and 1913 transitions. [2024-11-13 21:43:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1913 transitions. [2024-11-13 21:43:28,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-13 21:43:28,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:28,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:56,328 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-13 21:44:00,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:00,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1147 states and 1987 transitions. [2024-11-13 21:44:00,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1987 transitions. [2024-11-13 21:44:00,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-13 21:44:00,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:00,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms