./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--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_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/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_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-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_07f777ab-f6dc-4680-bf7e-9fc61d6babab/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_07f777ab-f6dc-4680-bf7e-9fc61d6babab/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 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:06,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:06,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:09:06,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:09:06,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:09:06,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:06,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:09:06,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:09:06,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:06,589 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:06,591 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:06,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:09:06,592 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:09:06,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:06,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:09:06,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:06,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:09:06,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:09:06,596 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:06,597 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:06,597 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:06,598 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:06,599 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:06,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:06,600 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:06,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:06,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:09:06,601 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:09:06,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:09:06,602 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:09:06,603 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_07f777ab-f6dc-4680-bf7e-9fc61d6babab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 [2023-11-19 03:09:06,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:06,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:06,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:06,979 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:06,980 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:06,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2023-11-19 03:09:10,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:10,781 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:10,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2023-11-19 03:09:10,838 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/data/80403c033/ee8a1275ce1644168610d69ceae1e606/FLAG9a3f4a78c [2023-11-19 03:09:10,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/data/80403c033/ee8a1275ce1644168610d69ceae1e606 [2023-11-19 03:09:10,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:10,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:10,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:10,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:10,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:10,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:10" (1/1) ... [2023-11-19 03:09:10,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@684b9fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:10, skipping insertion in model container [2023-11-19 03:09:10,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:10" (1/1) ... [2023-11-19 03:09:11,031 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:11,592 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2023-11-19 03:09:11,593 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2023-11-19 03:09:12,132 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_07f777ab-f6dc-4680-bf7e-9fc61d6babab/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2023-11-19 03:09:13,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:13,664 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:13,774 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2023-11-19 03:09:13,775 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2023-11-19 03:09:13,778 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"); [3918] [2023-11-19 03:09:13,780 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3925] [2023-11-19 03:09:13,781 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"); [3933-3934] [2023-11-19 03:09:13,782 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)); [3948-3949] [2023-11-19 03:09:13,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3980] [2023-11-19 03:09:13,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3983] [2023-11-19 03:09:13,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3986] [2023-11-19 03:09:13,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3989] [2023-11-19 03:09:13,790 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"); [4038-4039] [2023-11-19 03:09:13,791 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"); [4043-4044] [2023-11-19 03:09:13,792 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"); [4048-4049] [2023-11-19 03:09:13,793 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"); [4053-4054] [2023-11-19 03:09:13,812 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_07f777ab-f6dc-4680-bf7e-9fc61d6babab/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2023-11-19 03:09:13,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___0->state): : "memory", "cc"); [5875-5876] [2023-11-19 03:09:13,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [5880-5881] [2023-11-19 03:09:13,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [5885-5886] [2023-11-19 03:09:13,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [5890-5891] [2023-11-19 03:09:14,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:14,275 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:14,276 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:14,276 WARN L675 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:14,276 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:14,276 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:14,284 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:14,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14 WrapperNode [2023-11-19 03:09:14,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:14,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:14,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:14,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:14,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:14,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:14,698 INFO L138 Inliner]: procedures = 264, calls = 3816, calls flagged for inlining = 133, calls inlined = 113, statements flattened = 6847 [2023-11-19 03:09:14,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:14,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:14,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:14,700 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:14,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:14,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:14,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:14,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:14,939 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:14,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:15,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:15,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:15,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:15,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:15,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:15,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:15,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:14" (1/1) ... [2023-11-19 03:09:15,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:15,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:15,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:15,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07f777ab-f6dc-4680-bf7e-9fc61d6babab/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2023-11-19 03:09:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2023-11-19 03:09:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2023-11-19 03:09:15,146 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2023-11-19 03:09:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-19 03:09:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-19 03:09:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-19 03:09:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-19 03:09:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-19 03:09:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-19 03:09:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:09:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:09:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 03:09:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 03:09:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2023-11-19 03:09:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2023-11-19 03:09:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2023-11-19 03:09:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2023-11-19 03:09:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 03:09:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 03:09:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 03:09:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 03:09:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 03:09:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 03:09:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-11-19 03:09:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-11-19 03:09:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2023-11-19 03:09:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2023-11-19 03:09:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2023-11-19 03:09:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2023-11-19 03:09:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 03:09:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 03:09:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-19 03:09:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-19 03:09:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 03:09:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 03:09:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-11-19 03:09:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-11-19 03:09:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-11-19 03:09:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-11-19 03:09:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:09:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:09:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:09:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:09:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 03:09:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 03:09:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2023-11-19 03:09:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2023-11-19 03:09:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2023-11-19 03:09:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2023-11-19 03:09:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2023-11-19 03:09:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2023-11-19 03:09:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:09:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 03:09:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 03:09:15,153 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 03:09:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:09:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2023-11-19 03:09:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2023-11-19 03:09:15,160 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2023-11-19 03:09:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2023-11-19 03:09:15,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:09:15,161 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2023-11-19 03:09:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2023-11-19 03:09:15,161 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2023-11-19 03:09:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2023-11-19 03:09:15,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 03:09:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 03:09:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 03:09:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 03:09:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:09:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:09:15,163 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-19 03:09:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-19 03:09:15,163 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 03:09:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 03:09:15,164 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2023-11-19 03:09:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2023-11-19 03:09:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 03:09:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 03:09:15,166 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2023-11-19 03:09:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2023-11-19 03:09:15,167 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-19 03:09:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-19 03:09:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2023-11-19 03:09:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2023-11-19 03:09:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2023-11-19 03:09:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2023-11-19 03:09:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-19 03:09:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-19 03:09:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:09:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 03:09:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 03:09:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-19 03:09:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-19 03:09:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2023-11-19 03:09:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2023-11-19 03:09:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 03:09:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 03:09:15,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:09:15,172 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2023-11-19 03:09:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2023-11-19 03:09:15,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:09:15,173 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2023-11-19 03:09:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2023-11-19 03:09:15,174 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-11-19 03:09:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-11-19 03:09:15,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 03:09:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 03:09:15,175 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 03:09:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 03:09:15,175 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2023-11-19 03:09:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2023-11-19 03:09:15,175 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2023-11-19 03:09:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2023-11-19 03:09:15,176 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 03:09:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 03:09:15,177 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 03:09:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 03:09:15,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 03:09:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 03:09:15,177 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2023-11-19 03:09:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2023-11-19 03:09:15,178 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2023-11-19 03:09:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2023-11-19 03:09:15,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2023-11-19 03:09:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2023-11-19 03:09:15,179 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 03:09:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 03:09:15,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:09:15,179 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 03:09:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 03:09:15,180 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2023-11-19 03:09:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2023-11-19 03:09:15,181 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 03:09:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 03:09:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2023-11-19 03:09:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2023-11-19 03:09:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2023-11-19 03:09:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2023-11-19 03:09:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 03:09:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 03:09:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 03:09:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 03:09:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2023-11-19 03:09:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2023-11-19 03:09:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2023-11-19 03:09:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2023-11-19 03:09:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:09:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:09:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 03:09:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-19 03:09:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-19 03:09:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 03:09:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 03:09:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2023-11-19 03:09:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2023-11-19 03:09:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_dtr_rts [2023-11-19 03:09:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_dtr_rts [2023-11-19 03:09:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 03:09:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 03:09:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-19 03:09:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-19 03:09:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2023-11-19 03:09:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2023-11-19 03:09:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2023-11-19 03:09:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2023-11-19 03:09:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2023-11-19 03:09:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2023-11-19 03:09:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2023-11-19 03:09:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2023-11-19 03:09:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-19 03:09:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-19 03:09:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 03:09:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 03:09:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 03:09:15,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 03:09:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:09:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-19 03:09:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-19 03:09:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-19 03:09:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-19 03:09:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2023-11-19 03:09:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2023-11-19 03:09:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2023-11-19 03:09:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2023-11-19 03:09:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 03:09:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 03:09:15,953 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:15,959 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:16,283 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 03:09:46,303 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:48,194 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:48,194 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:09:48,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:48 BoogieIcfgContainer [2023-11-19 03:09:48,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:48,218 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:48,218 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:48,230 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:48,231 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:48" (1/1) ... [2023-11-19 03:09:48,243 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:09:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:48,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1231 states and 1780 transitions. [2023-11-19 03:09:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1780 transitions. [2023-11-19 03:09:48,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-19 03:09:48,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:48,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:09:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:50,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1235 states and 1842 transitions. [2023-11-19 03:09:50,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1842 transitions. [2023-11-19 03:09:50,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 03:09:50,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:50,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:51,337 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:09:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:51,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1242 states and 1908 transitions. [2023-11-19 03:09:51,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1908 transitions. [2023-11-19 03:09:51,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 03:09:51,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:51,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:52,390 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-19 03:09:52,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:52,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1243 states and 1911 transitions. [2023-11-19 03:09:52,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1911 transitions. [2023-11-19 03:09:52,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-19 03:09:52,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:52,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:53,246 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-19 03:09:53,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:53,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1244 states and 1912 transitions. [2023-11-19 03:09:53,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1912 transitions. [2023-11-19 03:09:53,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 03:09:53,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:53,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:53,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:53,935 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2023-11-19 03:09:53,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1245 states and 1915 transitions. [2023-11-19 03:09:53,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1915 transitions. [2023-11-19 03:09:53,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:09:53,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:53,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:54,680 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:09:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:55,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1253 states and 1983 transitions. [2023-11-19 03:09:55,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1983 transitions. [2023-11-19 03:09:55,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 03:09:55,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:55,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2023-11-19 03:09:55,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:55,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1254 states and 1984 transitions. [2023-11-19 03:09:55,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1984 transitions. [2023-11-19 03:09:55,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 03:09:55,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:55,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:56,500 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:09:57,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:57,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1257 states and 2040 transitions. [2023-11-19 03:09:57,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2040 transitions. [2023-11-19 03:09:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 03:09:57,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:57,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:57,669 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2023-11-19 03:09:57,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:57,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1258 states and 2040 transitions. [2023-11-19 03:09:57,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2040 transitions. [2023-11-19 03:09:57,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 03:09:57,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:57,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:58,247 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:09:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1262 states and 2098 transitions. [2023-11-19 03:09:59,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2098 transitions. [2023-11-19 03:09:59,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:09:59,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:59,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms