./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL --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 234112184b071eb42f340136dfce6e1a552d788d086baea007a05a3140f2d157 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:04:46,356 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:04:46,480 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:04:46,491 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:04:46,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:04:46,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:04:46,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:04:46,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:04:46,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:04:46,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:04:46,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:04:46,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:04:46,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:04:46,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:04:46,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:04:46,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:04:46,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:04:46,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:04:46,551 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:04:46,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:04:46,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:04:46,553 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:04:46,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:04:46,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:46,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:04:46,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:04:46,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:04:46,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:04:46,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:04:46,560 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:04:46,561 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 234112184b071eb42f340136dfce6e1a552d788d086baea007a05a3140f2d157 [2023-11-19 03:04:46,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:04:46,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:04:46,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:04:46,928 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:04:46,929 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:04:46,930 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2023-11-19 03:04:50,038 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:04:50,745 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:04:50,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2023-11-19 03:04:50,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/data/f8cd73f9d/1a54addac16a41549268003c4e24122d/FLAGdc8077aeb [2023-11-19 03:04:50,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/data/f8cd73f9d/1a54addac16a41549268003c4e24122d [2023-11-19 03:04:50,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:04:50,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:04:50,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:50,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:04:50,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:04:50,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77e616c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:50, skipping insertion in model container [2023-11-19 03:04:50,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:50" (1/1) ... [2023-11-19 03:04:50,976 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:04:53,670 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_bd828873-fb07-4131-9c5d-3a8097dff765/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[254896,254909] [2023-11-19 03:04:53,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:53,880 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:04:54,016 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3885] [2023-11-19 03:04:54,019 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3887] [2023-11-19 03:04:54,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3897] [2023-11-19 03:04:54,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3904] [2023-11-19 03:04:54,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3912-3913] [2023-11-19 03:04:54,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3927-3928] [2023-11-19 03:04:54,040 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4059] [2023-11-19 03:04:54,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4062] [2023-11-19 03:04:54,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4065] [2023-11-19 03:04:54,043 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4068] [2023-11-19 03:04:54,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; cmpxchgb %2,%1": "=a" (__ret), "+m" (*__ptr): "q" (__new), "0" (__old): "memory"); [4107-4108] [2023-11-19 03:04:54,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; cmpxchgw %2,%1": "=a" (__ret), "+m" (*__ptr___0): "r" (__new), "0" (__old): "memory"); [4112-4113] [2023-11-19 03:04:54,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; cmpxchgl %2,%1": "=a" (__ret), "+m" (*__ptr___1): "r" (__new), "0" (__old): "memory"); [4117-4118] [2023-11-19 03:04:54,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; cmpxchgq %2,%1": "=a" (__ret), "+m" (*__ptr___2): "r" (__new), "0" (__old): "memory"); [4122-4123] [2023-11-19 03:04:54,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5263] [2023-11-19 03:04:54,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [5901-5902] [2023-11-19 03:04:54,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [5906-5907] [2023-11-19 03:04:54,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [5911-5912] [2023-11-19 03:04:54,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [5916-5917] [2023-11-19 03:04:54,357 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_bd828873-fb07-4131-9c5d-3a8097dff765/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[254896,254909] [2023-11-19 03:04:54,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:54,614 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:04:54,614 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:04:54,614 WARN L675 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:04:54,615 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:04:54,615 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:04:54,623 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:04:54,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54 WrapperNode [2023-11-19 03:04:54,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:54,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:54,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:04:54,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:04:54,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:54,755 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,119 INFO L138 Inliner]: procedures = 286, calls = 3982, calls flagged for inlining = 142, calls inlined = 121, statements flattened = 8346 [2023-11-19 03:04:55,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:55,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:04:55,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:04:55,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:04:55,130 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,252 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:04:55,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:04:55,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:04:55,626 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:04:55,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:54" (1/1) ... [2023-11-19 03:04:55,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:55,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:04:55,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:04:55,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd828873-fb07-4131-9c5d-3a8097dff765/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:04:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2023-11-19 03:04:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2023-11-19 03:04:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2023-11-19 03:04:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2023-11-19 03:04:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-19 03:04:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-19 03:04:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-19 03:04:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-19 03:04:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:04:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:04:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 03:04:55,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 03:04:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 03:04:55,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 03:04:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2023-11-19 03:04:55,706 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2023-11-19 03:04:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2023-11-19 03:04:55,707 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2023-11-19 03:04:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-19 03:04:55,709 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-19 03:04:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 03:04:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 03:04:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 03:04:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 03:04:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 03:04:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 03:04:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-11-19 03:04:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-11-19 03:04:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2023-11-19 03:04:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2023-11-19 03:04:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2023-11-19 03:04:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2023-11-19 03:04:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 03:04:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 03:04:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-19 03:04:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-19 03:04:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 03:04:55,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 03:04:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-11-19 03:04:55,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-11-19 03:04:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-11-19 03:04:55,713 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-11-19 03:04:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:04:55,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:04:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:04:55,714 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:04:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 03:04:55,714 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 03:04:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2023-11-19 03:04:55,714 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2023-11-19 03:04:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2023-11-19 03:04:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2023-11-19 03:04:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2023-11-19 03:04:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2023-11-19 03:04:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:04:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 03:04:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 03:04:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 03:04:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:04:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2023-11-19 03:04:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2023-11-19 03:04:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2023-11-19 03:04:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2023-11-19 03:04:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:04:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2023-11-19 03:04:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2023-11-19 03:04:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2023-11-19 03:04:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2023-11-19 03:04:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 03:04:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 03:04:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 03:04:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 03:04:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 03:04:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 03:04:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure acm_softint [2023-11-19 03:04:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_softint [2023-11-19 03:04:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:04:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:04:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 03:04:55,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 03:04:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-19 03:04:55,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-19 03:04:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2023-11-19 03:04:55,723 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2023-11-19 03:04:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 03:04:55,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 03:04:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 03:04:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 03:04:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2023-11-19 03:04:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2023-11-19 03:04:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-19 03:04:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-19 03:04:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2023-11-19 03:04:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2023-11-19 03:04:55,776 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2023-11-19 03:04:55,776 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2023-11-19 03:04:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2023-11-19 03:04:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2023-11-19 03:04:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:04:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2023-11-19 03:04:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2023-11-19 03:04:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 03:04:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 03:04:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:04:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2023-11-19 03:04:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2023-11-19 03:04:55,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:04:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2023-11-19 03:04:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2023-11-19 03:04:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-11-19 03:04:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-11-19 03:04:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 03:04:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 03:04:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 03:04:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 03:04:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2023-11-19 03:04:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2023-11-19 03:04:55,778 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2023-11-19 03:04:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2023-11-19 03:04:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 03:04:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 03:04:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 03:04:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 03:04:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 03:04:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 03:04:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2023-11-19 03:04:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2023-11-19 03:04:55,779 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2023-11-19 03:04:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2023-11-19 03:04:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2023-11-19 03:04:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2023-11-19 03:04:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 03:04:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 03:04:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:04:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure acm_set_control [2023-11-19 03:04:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_set_control [2023-11-19 03:04:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 03:04:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 03:04:55,780 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2023-11-19 03:04:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2023-11-19 03:04:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 03:04:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 03:04:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2023-11-19 03:04:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2023-11-19 03:04:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2023-11-19 03:04:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2023-11-19 03:04:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 03:04:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 03:04:55,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 03:04:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 03:04:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-19 03:04:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-19 03:04:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2023-11-19 03:04:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2023-11-19 03:04:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2023-11-19 03:04:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2023-11-19 03:04:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 03:04:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 03:04:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:04:55,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 03:04:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 03:04:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:04:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:04:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 03:04:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 03:04:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 03:04:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_dtr_rts [2023-11-19 03:04:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_dtr_rts [2023-11-19 03:04:55,783 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 03:04:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 03:04:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-19 03:04:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-19 03:04:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2023-11-19 03:04:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2023-11-19 03:04:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2023-11-19 03:04:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2023-11-19 03:04:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2023-11-19 03:04:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2023-11-19 03:04:55,784 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2023-11-19 03:04:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2023-11-19 03:04:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-19 03:04:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-19 03:04:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 03:04:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 03:04:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 03:04:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 03:04:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:04:55,785 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-19 03:04:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-19 03:04:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-19 03:04:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-19 03:04:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2023-11-19 03:04:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2023-11-19 03:04:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:04:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:04:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2023-11-19 03:04:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2023-11-19 03:04:55,786 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 03:04:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 03:04:56,470 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:04:56,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:04:56,713 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 03:05:33,189 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:05:35,694 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:05:35,694 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:05:35,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:35 BoogieIcfgContainer [2023-11-19 03:05:35,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:05:35,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:05:35,718 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:05:35,731 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:05:35,732 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:35" (1/1) ... [2023-11-19 03:05:35,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:05:35,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1257 states and 1821 transitions. [2023-11-19 03:05:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1821 transitions. [2023-11-19 03:05:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-11-19 03:05:35,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:35,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms