./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi --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 1f1aff5e4c83d88c522badf0f4d59dd68712f74ddffe3a813d6da36b7733c959 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:30,749 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:30,872 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:57:30,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:30,883 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:30,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:30,939 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:30,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:30,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:30,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:30,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:30,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:30,947 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:30,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:30,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:30,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:30,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:30,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:30,951 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:30,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:30,952 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:30,953 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:30,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:30,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:30,955 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:30,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:30,956 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:30,957 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:30,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:30,957 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:30,959 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_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f1aff5e4c83d88c522badf0f4d59dd68712f74ddffe3a813d6da36b7733c959 [2023-11-24 22:57:31,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:31,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:31,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:31,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:31,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:31,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i [2023-11-24 22:57:34,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:35,029 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:35,030 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i [2023-11-24 22:57:35,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/data/1f4d1e3c1/c73920bf130d41478427cac2d0026b97/FLAGf42d00476 [2023-11-24 22:57:35,090 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/data/1f4d1e3c1/c73920bf130d41478427cac2d0026b97 [2023-11-24 22:57:35,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:35,097 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:35,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:35,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:35,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:35,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:35" (1/1) ... [2023-11-24 22:57:35,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41407678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:35, skipping insertion in model container [2023-11-24 22:57:35,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:35" (1/1) ... [2023-11-24 22:57:35,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:36,755 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_e3197100-4c25-4562-9c8e-3a9bc3108400/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i[303043,303056] [2023-11-24 22:57:36,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:36,965 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:37,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [2927] [2023-11-24 22:57:37,053 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2934-2935] [2023-11-24 22:57:37,054 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)); [2942-2943] [2023-11-24 22:57:37,056 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [2963] [2023-11-24 22:57:37,056 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2965] [2023-11-24 22:57:37,056 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2967] [2023-11-24 22:57:37,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2970] [2023-11-24 22:57:37,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; addl %1,%0": "+m" (v->counter): "ir" (i)); [3014] [2023-11-24 22:57:37,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; decl %0": "+m" (v->counter)); [3021] [2023-11-24 22:57:37,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [3028-3029] [2023-11-24 22:57:37,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; incl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [3036-3037] [2023-11-24 22:57:37,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5769] [2023-11-24 22:57:37,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5771] [2023-11-24 22:57:37,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5773] [2023-11-24 22:57:37,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5775] [2023-11-24 22:57:37,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5778] [2023-11-24 22:57:37,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5862] [2023-11-24 22:57:37,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5868] [2023-11-24 22:57:37,217 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5874] [2023-11-24 22:57:37,218 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5881] [2023-11-24 22:57:37,307 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_e3197100-4c25-4562-9c8e-3a9bc3108400/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i[303043,303056] [2023-11-24 22:57:37,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:37,489 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:37,490 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:37,490 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:37,498 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:37,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37 WrapperNode [2023-11-24 22:57:37,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:37,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:37,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:37,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:37,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:37,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:37,885 INFO L138 Inliner]: procedures = 148, calls = 4244, calls flagged for inlining = 66, calls inlined = 64, statements flattened = 5532 [2023-11-24 22:57:37,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:37,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:37,887 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:37,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:37,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:37,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:37,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:37,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:38,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:38,113 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:38,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:38,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:38,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:38,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:38,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:38,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:38,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:38,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:38,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:38,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-24 22:57:38,365 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-24 22:57:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-24 22:57:38,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-24 22:57:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:57:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-24 22:57:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure check_parms [2023-11-24 22:57:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure check_parms [2023-11-24 22:57:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:57:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_request_supply_msgs [2023-11-24 22:57:38,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_request_supply_msgs [2023-11-24 22:57:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure preaction_op [2023-11-24 22:57:38,368 INFO L138 BoogieDeclarations]: Found implementation of procedure preaction_op [2023-11-24 22:57:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2023-11-24 22:57:38,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3197100-4c25-4562-9c8e-3a9bc3108400/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2023-11-24 22:57:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-24 22:57:38,373 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-24 22:57:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure panic [2023-11-24 22:57:38,374 INFO L138 BoogieDeclarations]: Found implementation of procedure panic [2023-11-24 22:57:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_heartbeat [2023-11-24 22:57:38,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_heartbeat [2023-11-24 22:57:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_open [2023-11-24 22:57:38,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_open [2023-11-24 22:57:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll [2023-11-24 22:57:38,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll [2023-11-24 22:57:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure panic_smi_free [2023-11-24 22:57:38,376 INFO L138 BoogieDeclarations]: Found implementation of procedure panic_smi_free [2023-11-24 22:57:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_watchdog [2023-11-24 22:57:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_watchdog [2023-11-24 22:57:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_die_notifier [2023-11-24 22:57:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_die_notifier [2023-11-24 22:57:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:57:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-24 22:57:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-24 22:57:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-24 22:57:38,378 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-24 22:57:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure action_op [2023-11-24 22:57:38,378 INFO L138 BoogieDeclarations]: Found implementation of procedure action_op [2023-11-24 22:57:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-24 22:57:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-24 22:57:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure panic_recv_free [2023-11-24 22:57:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure panic_recv_free [2023-11-24 22:57:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-24 22:57:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-24 22:57:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:57:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-24 22:57:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-24 22:57:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-24 22:57:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-24 22:57:38,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:38,392 INFO L130 BoogieDeclarations]: Found specification of procedure preop_op [2023-11-24 22:57:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure preop_op [2023-11-24 22:57:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2023-11-24 22:57:38,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2023-11-24 22:57:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-24 22:57:38,395 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-24 22:57:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:57:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 22:57:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_close [2023-11-24 22:57:38,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_close [2023-11-24 22:57:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure i_ipmi_set_timeout [2023-11-24 22:57:38,397 INFO L138 BoogieDeclarations]: Found implementation of procedure i_ipmi_set_timeout [2023-11-24 22:57:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:57:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-24 22:57:38,397 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-24 22:57:38,398 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-24 22:57:38,398 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-24 22:57:38,398 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_set_timeout [2023-11-24 22:57:38,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_set_timeout [2023-11-24 22:57:38,398 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll_interface [2023-11-24 22:57:38,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll_interface [2023-11-24 22:57:38,399 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-24 22:57:38,399 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-24 22:57:38,399 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_register_watchdog [2023-11-24 22:57:38,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_register_watchdog [2023-11-24 22:57:38,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-11-24 22:57:38,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-11-24 22:57:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2023-11-24 22:57:38,400 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2023-11-24 22:57:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:57:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-24 22:57:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-24 22:57:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 22:57:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 22:57:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_notifier_chain_unregister [2023-11-24 22:57:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_notifier_chain_unregister [2023-11-24 22:57:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-24 22:57:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-24 22:57:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 22:57:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 22:57:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure panic_halt_ipmi_set_timeout [2023-11-24 22:57:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure panic_halt_ipmi_set_timeout [2023-11-24 22:57:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2023-11-24 22:57:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2023-11-24 22:57:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-24 22:57:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-24 22:57:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-24 22:57:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-24 22:57:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-24 22:57:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-24 22:57:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-24 22:57:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:38,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:38,845 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:38,849 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:40,223 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-11-24 22:57:40,223 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-11-24 22:57:40,505 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 22:57:40,526 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-11-24 22:57:40,526 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-11-24 22:57:40,809 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 22:57:40,875 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 22:57:40,876 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 22:57:47,825 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5860-1: ipmi_read_~tmp___0~5#1.base, ipmi_read_~tmp___0~5#1.offset := ipmi_read_#t~ret199#1.base, ipmi_read_#t~ret199#1.offset;havoc ipmi_read_#t~ret199#1.base, ipmi_read_#t~ret199#1.offset;ipmi_read_~__ptr~0#1.base, ipmi_read_~__ptr~0#1.offset := ipmi_read_~tmp___0~5#1.base, ipmi_read_~tmp___0~5#1.offset; [2023-11-24 22:57:47,825 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5860: SUMMARY for call ipmi_read_#t~ret199#1.base, ipmi_read_#t~ret199#1.offset := get_current(); srcloc: null [2023-11-24 22:57:47,826 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume !false; [2023-11-24 22:57:47,826 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##69: assume false; [2023-11-24 22:57:47,826 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##189: assume false; [2023-11-24 22:57:47,826 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##190: assume !false;call ULTIMATE.dealloc(ipmi_ioctl_~#val~0#1.base, ipmi_ioctl_~#val~0#1.offset);havoc ipmi_ioctl_~#val~0#1.base, ipmi_ioctl_~#val~0#1.offset; [2023-11-24 22:57:47,826 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##151: assume !false; [2023-11-24 22:57:47,826 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##150: assume false; [2023-11-24 22:57:47,827 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume !false; [2023-11-24 22:57:47,827 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##125: assume false; [2023-11-24 22:57:47,866 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:48,857 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:48,857 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:57:48,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:48 BoogieIcfgContainer [2023-11-24 22:57:48,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:48,861 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:48,862 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:48,871 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:48,871 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:48" (1/1) ... [2023-11-24 22:57:48,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:48,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:48,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 580 states and 851 transitions. [2023-11-24 22:57:48,992 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 851 transitions. [2023-11-24 22:57:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:57:49,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:49,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:50,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:51,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:57:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:52,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 581 states and 851 transitions. [2023-11-24 22:57:52,048 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 851 transitions. [2023-11-24 22:57:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:57:52,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:52,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:53,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 583 states and 853 transitions. [2023-11-24 22:57:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 853 transitions. [2023-11-24 22:57:53,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:57:53,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:53,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:54,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:56,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:57:56,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:56,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 603 states and 888 transitions. [2023-11-24 22:57:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 888 transitions. [2023-11-24 22:57:56,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:57:56,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:56,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:57,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:58,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:57:59,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:59,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 618 states and 923 transitions. [2023-11-24 22:57:59,497 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 923 transitions. [2023-11-24 22:57:59,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:57:59,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:59,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:00,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:00,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 620 states and 925 transitions. [2023-11-24 22:58:00,646 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 925 transitions. [2023-11-24 22:58:00,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:58:00,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:00,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:02,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:02,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 634 states and 980 transitions. [2023-11-24 22:58:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 980 transitions. [2023-11-24 22:58:02,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:58:02,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:02,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:04,187 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:58:04,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:04,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 638 states and 984 transitions. [2023-11-24 22:58:04,635 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 984 transitions. [2023-11-24 22:58:04,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:58:04,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:04,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:58:06,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:06,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 642 states and 991 transitions. [2023-11-24 22:58:06,570 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 991 transitions. [2023-11-24 22:58:06,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:58:06,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:06,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:07,954 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:58:08,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:08,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 646 states and 997 transitions. [2023-11-24 22:58:08,670 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 997 transitions. [2023-11-24 22:58:08,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:58:08,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:08,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:09,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:10,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:10,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 656 states and 1045 transitions. [2023-11-24 22:58:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1045 transitions. [2023-11-24 22:58:10,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:58:10,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:10,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:12,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:12,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:12,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 656 states and 1043 transitions. [2023-11-24 22:58:12,159 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1043 transitions. [2023-11-24 22:58:12,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:58:12,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:12,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:13,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:13,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:13,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 658 states and 1045 transitions. [2023-11-24 22:58:13,315 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1045 transitions. [2023-11-24 22:58:13,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:58:13,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:13,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:14,485 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:58:14,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:14,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 662 states and 1051 transitions. [2023-11-24 22:58:14,539 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1051 transitions. [2023-11-24 22:58:14,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:58:14,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:14,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:58:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:15,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 666 states and 1057 transitions. [2023-11-24 22:58:15,643 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1057 transitions. [2023-11-24 22:58:15,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:58:15,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:15,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms