./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.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_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/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_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/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_9d63e68e-9f22-4220-9bb4-a275d69c5462/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 2eef4809e0fb5b801f2479dfde07a6f5e1ac3784201f878d167f0654e03bdeae --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:30,048 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:30,196 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:49:30,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:30,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:30,237 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:30,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:30,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:30,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:30,248 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:30,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:30,250 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:30,250 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:30,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:30,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:30,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:30,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:30,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:30,256 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:30,256 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:30,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:30,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:30,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:30,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:30,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:30,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:30,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:30,261 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:30,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:30,263 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:30,279 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_9d63e68e-9f22-4220-9bb4-a275d69c5462/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2eef4809e0fb5b801f2479dfde07a6f5e1ac3784201f878d167f0654e03bdeae [2023-11-19 02:49:30,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:30,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:30,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:30,607 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:30,607 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:30,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2023-11-19 02:49:33,841 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:34,614 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:34,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2023-11-19 02:49:34,691 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/data/afce8f40a/fcfd7a96e39f41189cc54e5d9a4b7463/FLAG3e3b8ed16 [2023-11-19 02:49:34,711 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/data/afce8f40a/fcfd7a96e39f41189cc54e5d9a4b7463 [2023-11-19 02:49:34,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:34,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:34,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:34,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:34,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:34,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:34" (1/1) ... [2023-11-19 02:49:34,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d3c0b41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:34, skipping insertion in model container [2023-11-19 02:49:34,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:34" (1/1) ... [2023-11-19 02:49:34,898 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:37,398 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_9d63e68e-9f22-4220-9bb4-a275d69c5462/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i[269371,269384] [2023-11-19 02:49:37,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:37,591 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:37,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3897] [2023-11-19 02:49:37,734 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)); [3905-3906] [2023-11-19 02:49:37,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3922] [2023-11-19 02:49:37,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3925] [2023-11-19 02:49:37,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3928] [2023-11-19 02:49:37,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3931] [2023-11-19 02:49:37,739 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; subl %2,%0; sete %1": "+m" (v->counter), "=qm" (c): "ir" (i): "memory"); [3973-3974] [2023-11-19 02:49:37,741 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; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [3985-3986] [2023-11-19 02:49:37,741 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; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3989-3990] [2023-11-19 02:49:37,743 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; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3993-3994] [2023-11-19 02:49:37,744 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; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3997-3998] [2023-11-19 02:49:37,748 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [4065] [2023-11-19 02:49:37,749 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [4068] [2023-11-19 02:49:37,749 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [4071] [2023-11-19 02:49:37,749 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [4074] [2023-11-19 02:49:37,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4424] [2023-11-19 02:49:37,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4427] [2023-11-19 02:49:38,260 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_9d63e68e-9f22-4220-9bb4-a275d69c5462/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i[269371,269384] [2023-11-19 02:49:38,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:38,432 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:49:38,432 WARN L675 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:49:38,433 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:49:38,433 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:49:38,442 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:38,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38 WrapperNode [2023-11-19 02:49:38,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:38,444 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:38,444 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:38,445 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:38,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:38,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:38,887 INFO L138 Inliner]: procedures = 282, calls = 3119, calls flagged for inlining = 131, calls inlined = 122, statements flattened = 7698 [2023-11-19 02:49:38,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:38,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:38,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:38,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:38,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:38,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:39,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:39,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:39,355 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:39,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:39,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:39,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:39,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:39,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:39,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:39,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:39,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:38" (1/1) ... [2023-11-19 02:49:39,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:39,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:39,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:39,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63e68e-9f22-4220-9bb4-a275d69c5462/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:39,638 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-19 02:49:39,638 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2023-11-19 02:49:39,639 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2023-11-19 02:49:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 02:49:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 02:49:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2023-11-19 02:49:39,639 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2023-11-19 02:49:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure find_partition [2023-11-19 02:49:39,640 INFO L138 BoogieDeclarations]: Found implementation of procedure find_partition [2023-11-19 02:49:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-11-19 02:49:39,640 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-11-19 02:49:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2023-11-19 02:49:39,641 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2023-11-19 02:49:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-19 02:49:39,642 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-19 02:49:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 02:49:39,642 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 02:49:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 02:49:39,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 02:49:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2023-11-19 02:49:39,644 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2023-11-19 02:49:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2023-11-19 02:49:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2023-11-19 02:49:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 02:49:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 02:49:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 02:49:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 02:49:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2023-11-19 02:49:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2023-11-19 02:49:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-19 02:49:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-19 02:49:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:49:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:49:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure st_int_ioctl [2023-11-19 02:49:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure st_int_ioctl [2023-11-19 02:49:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2023-11-19 02:49:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2023-11-19 02:49:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_densblk [2023-11-19 02:49:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_densblk [2023-11-19 02:49:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 02:49:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 02:49:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2023-11-19 02:49:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2023-11-19 02:49:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:49:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 02:49:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_st_ref_mutex [2023-11-19 02:49:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_st_ref_mutex [2023-11-19 02:49:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure read_mode_page [2023-11-19 02:49:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mode_page [2023-11-19 02:49:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2023-11-19 02:49:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2023-11-19 02:49:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:49:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2023-11-19 02:49:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2023-11-19 02:49:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure st_do_scsi [2023-11-19 02:49:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure st_do_scsi [2023-11-19 02:49:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-11-19 02:49:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-11-19 02:49:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-11-19 02:49:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-11-19 02:49:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-11-19 02:49:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-11-19 02:49:39,658 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-11-19 02:49:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:49:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure st_release_request [2023-11-19 02:49:39,658 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release_request [2023-11-19 02:49:39,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:49:39,659 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cdevs [2023-11-19 02:49:39,659 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cdevs [2023-11-19 02:49:39,659 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-19 02:49:39,659 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-19 02:49:39,660 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 02:49:39,660 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 02:49:39,660 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-19 02:49:39,662 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-19 02:49:39,662 INFO L130 BoogieDeclarations]: Found specification of procedure get_location [2023-11-19 02:49:39,662 INFO L138 BoogieDeclarations]: Found implementation of procedure get_location [2023-11-19 02:49:39,663 INFO L130 BoogieDeclarations]: Found specification of procedure st_compression [2023-11-19 02:49:39,663 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compression [2023-11-19 02:49:39,664 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2023-11-19 02:49:39,664 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2023-11-19 02:49:39,664 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2023-11-19 02:49:39,664 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2023-11-19 02:49:39,664 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 02:49:39,665 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 02:49:39,665 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 02:49:39,665 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 02:49:39,665 INFO L130 BoogieDeclarations]: Found specification of procedure check_tape [2023-11-19 02:49:39,665 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tape [2023-11-19 02:49:39,665 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 02:49:39,666 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 02:49:39,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-19 02:49:39,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-19 02:49:39,666 INFO L130 BoogieDeclarations]: Found specification of procedure switch_partition [2023-11-19 02:49:39,666 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_partition [2023-11-19 02:49:39,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_scsi_tape [2023-11-19 02:49:39,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_scsi_tape [2023-11-19 02:49:39,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 02:49:39,667 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-19 02:49:39,667 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-19 02:49:39,667 INFO L130 BoogieDeclarations]: Found specification of procedure setup_buffering [2023-11-19 02:49:39,668 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_buffering [2023-11-19 02:49:39,668 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-19 02:49:39,669 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-19 02:49:39,669 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_put [2023-11-19 02:49:39,669 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_put [2023-11-19 02:49:39,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:49:39,670 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2023-11-19 02:49:39,670 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2023-11-19 02:49:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:49:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure create_one_cdev [2023-11-19 02:49:39,671 INFO L138 BoogieDeclarations]: Found implementation of procedure create_one_cdev [2023-11-19 02:49:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure queue_dma_alignment [2023-11-19 02:49:39,671 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_dma_alignment [2023-11-19 02:49:39,672 INFO L130 BoogieDeclarations]: Found specification of procedure do_load_unload [2023-11-19 02:49:39,672 INFO L138 BoogieDeclarations]: Found implementation of procedure do_load_unload [2023-11-19 02:49:39,672 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush_write_buffer [2023-11-19 02:49:39,672 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush_write_buffer [2023-11-19 02:49:39,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 02:49:39,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 02:49:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2023-11-19 02:49:39,673 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2023-11-19 02:49:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2023-11-19 02:49:39,673 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2023-11-19 02:49:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure st_chk_result [2023-11-19 02:49:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure st_chk_result [2023-11-19 02:49:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2023-11-19 02:49:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2023-11-19 02:49:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 02:49:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 02:49:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure write_behind_check [2023-11-19 02:49:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure write_behind_check [2023-11-19 02:49:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:49:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 02:49:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 02:49:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2023-11-19 02:49:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2023-11-19 02:49:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 02:49:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 02:49:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_st_ref_mutex [2023-11-19 02:49:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_st_ref_mutex [2023-11-19 02:49:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:49:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-19 02:49:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-19 02:49:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2023-11-19 02:49:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2023-11-19 02:49:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-19 02:49:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-19 02:49:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:49:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 02:49:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2023-11-19 02:49:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2023-11-19 02:49:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure release_buffering [2023-11-19 02:49:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure release_buffering [2023-11-19 02:49:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-19 02:49:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-19 02:49:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2023-11-19 02:49:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2023-11-19 02:49:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_page [2023-11-19 02:49:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_page [2023-11-19 02:49:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 02:49:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 02:49:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure rw_checks [2023-11-19 02:49:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rw_checks [2023-11-19 02:49:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-11-19 02:49:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-11-19 02:49:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-11-19 02:49:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-11-19 02:49:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2023-11-19 02:49:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2023-11-19 02:49:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 02:49:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 02:49:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:49:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_get_device [2023-11-19 02:49:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_get_device [2023-11-19 02:49:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure set_location [2023-11-19 02:49:39,696 INFO L138 BoogieDeclarations]: Found implementation of procedure set_location [2023-11-19 02:49:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:39,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:40,713 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:40,719 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:59,812 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:08,052 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:08,053 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:50:08,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:08 BoogieIcfgContainer [2023-11-19 02:50:08,069 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:08,070 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:08,070 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:08,082 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:08,083 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:08" (1/1) ... [2023-11-19 02:50:08,094 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:08,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1426 states and 2139 transitions. [2023-11-19 02:50:08,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2139 transitions. [2023-11-19 02:50:08,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:50:08,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:09,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1429 states and 2137 transitions. [2023-11-19 02:50:09,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2137 transitions. [2023-11-19 02:50:09,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:09,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:09,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1434 states and 2145 transitions. [2023-11-19 02:50:09,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2145 transitions. [2023-11-19 02:50:09,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:50:09,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:10,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1440 states and 2154 transitions. [2023-11-19 02:50:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2154 transitions. [2023-11-19 02:50:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:10,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:11,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:11,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1447 states and 2164 transitions. [2023-11-19 02:50:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2164 transitions. [2023-11-19 02:50:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:11,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:11,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:12,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:12,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1449 states and 2167 transitions. [2023-11-19 02:50:12,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2167 transitions. [2023-11-19 02:50:12,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:12,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:12,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:12,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:12,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:12,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1450 states and 2169 transitions. [2023-11-19 02:50:12,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2169 transitions. [2023-11-19 02:50:12,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:50:12,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:12,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:12,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1452 states and 2172 transitions. [2023-11-19 02:50:12,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2172 transitions. [2023-11-19 02:50:12,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:12,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:12,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:13,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:13,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:13,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1454 states and 2174 transitions. [2023-11-19 02:50:13,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2174 transitions. [2023-11-19 02:50:13,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:50:13,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:13,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:13,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:13,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 1455 states and 2176 transitions. [2023-11-19 02:50:13,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2176 transitions. [2023-11-19 02:50:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:50:13,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:13,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:14,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:14,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:14,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1457 states and 2179 transitions. [2023-11-19 02:50:14,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2179 transitions. [2023-11-19 02:50:14,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:50:14,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:14,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:14,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:14,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:14,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1459 states and 2181 transitions. [2023-11-19 02:50:14,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2181 transitions. [2023-11-19 02:50:14,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:50:14,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:14,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:15,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:15,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1460 states and 2183 transitions. [2023-11-19 02:50:15,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2183 transitions. [2023-11-19 02:50:15,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:50:15,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:15,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:50:15,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:15,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1462 states and 2186 transitions. [2023-11-19 02:50:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2186 transitions. [2023-11-19 02:50:15,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:50:15,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:15,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:16,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1464 states and 2188 transitions. [2023-11-19 02:50:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2188 transitions. [2023-11-19 02:50:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:50:16,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:16,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:16,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:16,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1465 states and 2190 transitions. [2023-11-19 02:50:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2190 transitions. [2023-11-19 02:50:16,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:50:16,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:16,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:17,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1467 states and 2192 transitions. [2023-11-19 02:50:17,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2192 transitions. [2023-11-19 02:50:17,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:50:17,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:17,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1470 states and 2197 transitions. [2023-11-19 02:50:17,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2197 transitions. [2023-11-19 02:50:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:50:17,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:18,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.