./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV --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 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:54,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:55,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-12 00:03:55,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:03:55,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:03:55,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:55,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:55,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:55,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:55,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:55,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:55,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:55,141 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:03:55,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:55,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:55,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:55,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:55,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:55,145 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:55,146 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:55,146 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:55,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:55,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:55,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:55,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:55,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:55,150 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:03:55,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:03:55,150 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:55,151 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_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 [2023-11-12 00:03:55,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:55,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:55,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:55,473 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:55,475 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:55,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2023-11-12 00:03:58,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:59,419 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:59,419 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2023-11-12 00:03:59,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/data/f7258ad67/3a705f51733945329efbf0486ed18e15/FLAGd175208f6 [2023-11-12 00:03:59,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/data/f7258ad67/3a705f51733945329efbf0486ed18e15 [2023-11-12 00:03:59,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:59,507 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:59,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:59,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:59,515 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:59,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:59" (1/1) ... [2023-11-12 00:03:59,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a37074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:59, skipping insertion in model container [2023-11-12 00:03:59,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:59" (1/1) ... [2023-11-12 00:03:59,699 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:02,169 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_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2023-11-12 00:04:02,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:02,362 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:02,519 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)); [4162-4163] [2023-11-12 00:04:02,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [4172] [2023-11-12 00:04:02,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [4179] [2023-11-12 00:04:02,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4210] [2023-11-12 00:04:02,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4213] [2023-11-12 00:04:02,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4216] [2023-11-12 00:04:02,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4219] [2023-11-12 00:04:02,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (65), "i" (12UL)); [4519-4520] [2023-11-12 00:04:02,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (67), "i" (12UL)); [4527-4528] [2023-11-12 00:04:02,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (68), "i" (12UL)); [4535-4536] [2023-11-12 00:04:02,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (98), "i" (12UL)); [4562-4563] [2023-11-12 00:04:02,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (99), "i" (12UL)); [4570-4571] [2023-11-12 00:04:03,063 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_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2023-11-12 00:04:03,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:03,210 WARN L672 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:03,211 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:03,211 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:03,211 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:03,219 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:03,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03 WrapperNode [2023-11-12 00:04:03,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:03,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:03,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:03,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:03,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,709 INFO L138 Inliner]: procedures = 273, calls = 4220, calls flagged for inlining = 109, calls inlined = 100, statements flattened = 9859 [2023-11-12 00:04:03,709 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:03,710 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:03,710 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:03,711 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:03,720 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:03,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:04,167 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:04,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:04,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:04,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:04,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:04,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:04,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:04,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:04,375 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:03" (1/1) ... [2023-11-12 00:04:04,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:04,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:04,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:04,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1ee5d2-454c-4009-bac8-e9a9f6acb36f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-12 00:04:04,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-12 00:04:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2023-11-12 00:04:04,453 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2023-11-12 00:04:04,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 00:04:04,453 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 00:04:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 00:04:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 00:04:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-12 00:04:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:04:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:04:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2023-11-12 00:04:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2023-11-12 00:04:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-11-12 00:04:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-11-12 00:04:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2023-11-12 00:04:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2023-11-12 00:04:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-12 00:04:04,456 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-12 00:04:04,456 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2023-11-12 00:04:04,457 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2023-11-12 00:04:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2023-11-12 00:04:04,457 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2023-11-12 00:04:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:04:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:04:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2023-11-12 00:04:04,459 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2023-11-12 00:04:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2023-11-12 00:04:04,460 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2023-11-12 00:04:04,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_osst_tape [2023-11-12 00:04:04,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_osst_tape [2023-11-12 00:04:04,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2023-11-12 00:04:04,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2023-11-12 00:04:04,461 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 00:04:04,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 00:04:04,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 00:04:04,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 00:04:04,462 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-11-12 00:04:04,462 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-11-12 00:04:04,462 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2023-11-12 00:04:04,462 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2023-11-12 00:04:04,462 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2023-11-12 00:04:04,463 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2023-11-12 00:04:04,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-12 00:04:04,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-12 00:04:04,463 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2023-11-12 00:04:04,463 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2023-11-12 00:04:04,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:04:04,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:04:04,464 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2023-11-12 00:04:04,464 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2023-11-12 00:04:04,464 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2023-11-12 00:04:04,464 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2023-11-12 00:04:04,464 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-12 00:04:04,465 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-12 00:04:04,466 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2023-11-12 00:04:04,466 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2023-11-12 00:04:04,466 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2023-11-12 00:04:04,467 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2023-11-12 00:04:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_osst_int_mutex [2023-11-12 00:04:04,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_osst_int_mutex [2023-11-12 00:04:04,468 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2023-11-12 00:04:04,469 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2023-11-12 00:04:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2023-11-12 00:04:04,469 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2023-11-12 00:04:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 00:04:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_osst_int_mutex [2023-11-12 00:04:04,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_osst_int_mutex [2023-11-12 00:04:04,470 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-12 00:04:04,470 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2023-11-12 00:04:04,470 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2023-11-12 00:04:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2023-11-12 00:04:04,471 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2023-11-12 00:04:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2023-11-12 00:04:04,471 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2023-11-12 00:04:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:04:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2023-11-12 00:04:04,472 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2023-11-12 00:04:04,472 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2023-11-12 00:04:04,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2023-11-12 00:04:04,472 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-11-12 00:04:04,472 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-11-12 00:04:04,472 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2023-11-12 00:04:04,473 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2023-11-12 00:04:04,473 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-11-12 00:04:04,474 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-11-12 00:04:04,474 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-11-12 00:04:04,474 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-11-12 00:04:04,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:04,474 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2023-11-12 00:04:04,474 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2023-11-12 00:04:04,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:04:04,475 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 00:04:04,475 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 00:04:04,475 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:04:04,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:04:04,475 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 00:04:04,476 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 00:04:04,476 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 00:04:04,476 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 00:04:04,476 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2023-11-12 00:04:04,476 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2023-11-12 00:04:04,476 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-12 00:04:04,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-12 00:04:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2023-11-12 00:04:04,477 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2023-11-12 00:04:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2023-11-12 00:04:04,478 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2023-11-12 00:04:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-12 00:04:04,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-12 00:04:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:04:04,479 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-12 00:04:04,479 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-12 00:04:04,479 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2023-11-12 00:04:04,480 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2023-11-12 00:04:04,480 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2023-11-12 00:04:04,480 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2023-11-12 00:04:04,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:04:04,480 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2023-11-12 00:04:04,481 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2023-11-12 00:04:04,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:04:04,481 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2023-11-12 00:04:04,481 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2023-11-12 00:04:04,481 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2023-11-12 00:04:04,481 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2023-11-12 00:04:04,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:04:04,482 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:04:04,483 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2023-11-12 00:04:04,483 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2023-11-12 00:04:04,483 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2023-11-12 00:04:04,484 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2023-11-12 00:04:04,484 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2023-11-12 00:04:04,484 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2023-11-12 00:04:04,484 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2023-11-12 00:04:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2023-11-12 00:04:04,485 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:04:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:04:04,485 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2023-11-12 00:04:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2023-11-12 00:04:04,485 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-12 00:04:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-12 00:04:04,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:04:04,486 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-12 00:04:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-12 00:04:04,487 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2023-11-12 00:04:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2023-11-12 00:04:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2023-11-12 00:04:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2023-11-12 00:04:04,492 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2023-11-12 00:04:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2023-11-12 00:04:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:04:04,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:04:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-11-12 00:04:04,495 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-11-12 00:04:04,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:04:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2023-11-12 00:04:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2023-11-12 00:04:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2023-11-12 00:04:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2023-11-12 00:04:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-12 00:04:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-12 00:04:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2023-11-12 00:04:04,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2023-11-12 00:04:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2023-11-12 00:04:04,502 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2023-11-12 00:04:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-12 00:04:04,502 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-12 00:04:04,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:04:04,503 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:04:04,503 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2023-11-12 00:04:04,503 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2023-11-12 00:04:04,503 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2023-11-12 00:04:04,504 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2023-11-12 00:04:04,504 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2023-11-12 00:04:04,504 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2023-11-12 00:04:04,504 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-12 00:04:04,504 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-12 00:04:04,504 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-12 00:04:04,504 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-12 00:04:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2023-11-12 00:04:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2023-11-12 00:04:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2023-11-12 00:04:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2023-11-12 00:04:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2023-11-12 00:04:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2023-11-12 00:04:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2023-11-12 00:04:04,506 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2023-11-12 00:04:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-12 00:04:04,506 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-12 00:04:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2023-11-12 00:04:04,506 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2023-11-12 00:04:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-11-12 00:04:04,506 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-11-12 00:04:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2023-11-12 00:04:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2023-11-12 00:04:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2023-11-12 00:04:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2023-11-12 00:04:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2023-11-12 00:04:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2023-11-12 00:04:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:04,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 00:04:04,508 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 00:04:05,914 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:05,921 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:42,612 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:49,891 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:49,891 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:04:49,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:49 BoogieIcfgContainer [2023-11-12 00:04:49,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:49,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:49,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:49,913 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:49,913 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:49" (1/1) ... [2023-11-12 00:04:49,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:50,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 2479 states and 3750 transitions. [2023-11-12 00:04:50,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 3750 transitions. [2023-11-12 00:04:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:04:50,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:50,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat