./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/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_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/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_f3244496-84fb-46bf-a6fb-a82f09246d59/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 d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:05,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:05,834 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:50:05,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:50:05,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:50:05,887 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:05,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:05,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:05,890 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:05,895 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:05,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:05,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:05,897 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:50:05,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:05,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:05,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:05,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:05,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:05,901 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:05,901 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:05,902 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:05,902 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:05,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:05,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:05,904 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:05,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:05,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:05,907 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:50:05,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:50:05,908 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:05,909 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_f3244496-84fb-46bf-a6fb-a82f09246d59/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 [2023-11-19 02:50:06,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:06,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:06,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:06,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:06,255 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:06,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2023-11-19 02:50:09,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:09,901 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:09,902 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2023-11-19 02:50:09,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/data/792d45ec2/4c945af67d784f48a60c3ec2bfda28bd/FLAG62a59025a [2023-11-19 02:50:09,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/data/792d45ec2/4c945af67d784f48a60c3ec2bfda28bd [2023-11-19 02:50:09,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:09,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:09,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:09,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:09,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:09,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:09" (1/1) ... [2023-11-19 02:50:09,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4307a4a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:09, skipping insertion in model container [2023-11-19 02:50:09,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:09" (1/1) ... [2023-11-19 02:50:10,087 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:11,625 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_f3244496-84fb-46bf-a6fb-a82f09246d59/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2023-11-19 02:50:11,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:11,792 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:11,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3394] [2023-11-19 02:50:11,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3396] [2023-11-19 02:50:11,886 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"); [3406] [2023-11-19 02:50:11,886 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 %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3413] [2023-11-19 02:50:11,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [3604] [2023-11-19 02:50:11,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [3607] [2023-11-19 02:50:11,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [3609] [2023-11-19 02:50:11,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [3614] [2023-11-19 02:50:11,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [3617] [2023-11-19 02:50:11,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [3619] [2023-11-19 02:50:11,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [3624] [2023-11-19 02:50:11,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [3627] [2023-11-19 02:50:11,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [3629] [2023-11-19 02:50:11,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [3634] [2023-11-19 02:50:11,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [3637] [2023-11-19 02:50:11,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [3639] [2023-11-19 02:50:11,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [3657] [2023-11-19 02:50:11,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [3660] [2023-11-19 02:50:11,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [3662] [2023-11-19 02:50:11,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [3667] [2023-11-19 02:50:11,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [3670] [2023-11-19 02:50:11,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [3672] [2023-11-19 02:50:11,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [3677] [2023-11-19 02:50:11,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [3680] [2023-11-19 02:50:11,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [3682] [2023-11-19 02:50:11,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [3687] [2023-11-19 02:50:11,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [3690] [2023-11-19 02:50:11,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [3692] [2023-11-19 02:50:11,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3760] [2023-11-19 02:50:11,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3767] [2023-11-19 02:50:12,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (buffer + (unsigned long )i), "i" (1UL)); [4719-4720] [2023-11-19 02:50:12,177 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_f3244496-84fb-46bf-a6fb-a82f09246d59/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2023-11-19 02:50:12,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:12,323 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:12,331 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:12,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12 WrapperNode [2023-11-19 02:50:12,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:12,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:12,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:12,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:12,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,542 INFO L138 Inliner]: procedures = 259, calls = 1116, calls flagged for inlining = 115, calls inlined = 111, statements flattened = 2846 [2023-11-19 02:50:12,543 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:12,544 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:12,544 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:12,544 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:12,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,568 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,569 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:12,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:12,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:12,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:12,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:12" (1/1) ... [2023-11-19 02:50:12,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:12,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:12,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:12,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3244496-84fb-46bf-a6fb-a82f09246d59/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2023-11-19 02:50:12,940 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2023-11-19 02:50:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 02:50:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 02:50:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 02:50:12,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 02:50:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2023-11-19 02:50:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2023-11-19 02:50:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 02:50:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 02:50:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-19 02:50:12,944 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-19 02:50:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 02:50:12,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 02:50:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 02:50:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 02:50:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2023-11-19 02:50:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2023-11-19 02:50:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 02:50:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 02:50:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2023-11-19 02:50:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2023-11-19 02:50:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 02:50:12,946 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 02:50:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:50:12,946 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:50:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:50:12,946 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:50:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 02:50:12,947 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 02:50:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2023-11-19 02:50:12,947 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2023-11-19 02:50:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 02:50:12,947 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 02:50:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:50:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 02:50:12,948 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 02:50:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2023-11-19 02:50:12,948 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2023-11-19 02:50:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:50:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2023-11-19 02:50:12,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2023-11-19 02:50:12,950 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-11-19 02:50:12,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-11-19 02:50:12,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2023-11-19 02:50:12,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2023-11-19 02:50:12,951 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2023-11-19 02:50:12,951 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2023-11-19 02:50:12,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 02:50:12,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 02:50:12,951 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-11-19 02:50:12,952 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-11-19 02:50:12,952 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2023-11-19 02:50:12,952 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2023-11-19 02:50:12,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:50:12,952 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2023-11-19 02:50:12,952 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2023-11-19 02:50:12,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:50:12,953 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 02:50:12,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 02:50:12,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2023-11-19 02:50:12,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2023-11-19 02:50:12,953 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2023-11-19 02:50:12,954 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2023-11-19 02:50:12,954 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-19 02:50:12,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-19 02:50:12,954 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2023-11-19 02:50:12,954 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2023-11-19 02:50:12,955 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 02:50:12,955 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 02:50:12,955 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 02:50:12,955 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 02:50:12,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 02:50:12,955 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 02:50:12,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 02:50:12,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:50:12,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:50:12,956 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2023-11-19 02:50:12,956 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2023-11-19 02:50:12,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 02:50:12,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 02:50:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2023-11-19 02:50:12,957 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2023-11-19 02:50:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 02:50:12,957 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 02:50:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-19 02:50:12,957 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-19 02:50:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 02:50:12,957 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 02:50:12,958 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2023-11-19 02:50:12,958 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2023-11-19 02:50:12,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:50:12,959 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2023-11-19 02:50:12,959 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2023-11-19 02:50:12,959 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 02:50:12,959 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 02:50:12,959 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-19 02:50:12,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-19 02:50:12,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 02:50:12,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 02:50:12,960 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2023-11-19 02:50:12,960 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2023-11-19 02:50:12,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:50:12,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 02:50:12,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 02:50:12,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:12,961 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2023-11-19 02:50:12,961 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2023-11-19 02:50:12,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 02:50:12,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 02:50:12,962 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2023-11-19 02:50:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2023-11-19 02:50:12,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:50:12,962 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-19 02:50:12,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-19 02:50:12,963 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 02:50:12,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2023-11-19 02:50:12,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2023-11-19 02:50:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 02:50:12,964 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 02:50:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2023-11-19 02:50:12,964 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2023-11-19 02:50:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2023-11-19 02:50:12,965 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2023-11-19 02:50:12,965 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 02:50:12,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 02:50:12,965 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 02:50:12,965 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 02:50:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2023-11-19 02:50:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2023-11-19 02:50:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2023-11-19 02:50:12,970 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2023-11-19 02:50:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2023-11-19 02:50:12,970 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2023-11-19 02:50:12,971 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2023-11-19 02:50:12,971 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2023-11-19 02:50:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2023-11-19 02:50:12,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2023-11-19 02:50:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 02:50:12,978 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 02:50:12,978 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 02:50:12,978 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 02:50:12,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:12,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:12,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 02:50:12,979 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 02:50:13,531 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:13,535 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:13,903 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 02:50:21,546 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:23,119 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:23,119 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:50:23,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:23 BoogieIcfgContainer [2023-11-19 02:50:23,130 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:23,131 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:23,131 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:23,140 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:23,141 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:23" (1/1) ... [2023-11-19 02:50:23,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:23,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:23,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 677 states and 955 transitions. [2023-11-19 02:50:23,231 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 955 transitions. [2023-11-19 02:50:23,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 02:50:23,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:23,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:24,532 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:50:34,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:50:34,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:34,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 679 states and 978 transitions. [2023-11-19 02:50:34,726 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 978 transitions. [2023-11-19 02:50:34,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 02:50:34,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:34,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:35,493 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:50:35,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:35,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 685 states and 1015 transitions. [2023-11-19 02:50:35,646 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1015 transitions. [2023-11-19 02:50:35,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-19 02:50:35,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:35,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:36,417 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-11-19 02:50:36,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:36,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 686 states and 1015 transitions. [2023-11-19 02:50:36,446 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1015 transitions. [2023-11-19 02:50:36,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-19 02:50:36,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:36,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-11-19 02:50:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:37,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 689 states and 1021 transitions. [2023-11-19 02:50:37,071 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1021 transitions. [2023-11-19 02:50:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-19 02:50:37,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:37,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2023-11-19 02:50:37,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:37,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 691 states and 1024 transitions. [2023-11-19 02:50:37,843 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1024 transitions. [2023-11-19 02:50:37,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-19 02:50:37,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:37,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:38,517 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:50:38,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:38,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 703 states and 1101 transitions. [2023-11-19 02:50:38,967 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1101 transitions. [2023-11-19 02:50:38,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-19 02:50:38,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:38,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:39,533 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-11-19 02:50:39,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:39,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 706 states and 1104 transitions. [2023-11-19 02:50:39,626 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1104 transitions. [2023-11-19 02:50:39,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-19 02:50:39,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:39,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:40,186 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:50:40,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:40,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 705 states and 1098 transitions. [2023-11-19 02:50:40,251 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1098 transitions. [2023-11-19 02:50:40,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-19 02:50:40,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:40,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:40,799 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:50:40,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:40,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 707 states and 1100 transitions. [2023-11-19 02:50:40,834 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1100 transitions. [2023-11-19 02:50:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-19 02:50:40,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:40,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:41,344 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:50:41,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:41,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 706 states and 1094 transitions. [2023-11-19 02:50:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1094 transitions. [2023-11-19 02:50:41,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-19 02:50:41,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:41,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:41,977 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:50:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 711 states and 1121 transitions. [2023-11-19 02:50:42,362 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1121 transitions. [2023-11-19 02:50:42,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-19 02:50:42,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,871 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 539 trivial. 0 not checked. [2023-11-19 02:50:42,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 714 states and 1124 transitions. [2023-11-19 02:50:42,970 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1124 transitions. [2023-11-19 02:50:42,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-19 02:50:42,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:43,438 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-11-19 02:50:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:43,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 715 states and 1126 transitions. [2023-11-19 02:50:43,476 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1126 transitions. [2023-11-19 02:50:43,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-19 02:50:43,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:43,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-11-19 02:50:44,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 718 states and 1147 transitions. [2023-11-19 02:50:44,247 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1147 transitions. [2023-11-19 02:50:44,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 02:50:44,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2023-11-19 02:50:44,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:44,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 721 states and 1150 transitions. [2023-11-19 02:50:44,764 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1150 transitions. [2023-11-19 02:50:44,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 02:50:44,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:44,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:45,279 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 539 trivial. 0 not checked. [2023-11-19 02:50:45,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 724 states and 1153 transitions. [2023-11-19 02:50:45,327 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1153 transitions. [2023-11-19 02:50:45,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-19 02:50:45,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:46,418 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:50:55,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:50:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:56,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 749 states and 1226 transitions. [2023-11-19 02:50:56,327 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1226 transitions. [2023-11-19 02:50:56,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-19 02:50:56,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:56,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:57,335 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:50:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:57,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 749 states and 1225 transitions. [2023-11-19 02:50:57,387 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1225 transitions. [2023-11-19 02:50:57,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 02:50:57,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:57,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:58,574 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-11-19 02:50:59,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:59,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 755 states and 1252 transitions. [2023-11-19 02:50:59,132 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1252 transitions. [2023-11-19 02:50:59,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-19 02:50:59,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:59,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:00,284 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:51:00,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 755 states and 1251 transitions. [2023-11-19 02:51:00,333 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1251 transitions. [2023-11-19 02:51:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-19 02:51:00,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:00,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat