./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/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_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/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_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/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 d0954289a294fb2be404f98afcefa652a2fbf60d586d07e7d68c419183f4ff07 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:01:09,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:09,884 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:01:09,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:01:09,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:01:09,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:09,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:09,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:09,923 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:09,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:09,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:09,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:09,926 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:01:09,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:09,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:09,928 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:09,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:09,930 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:09,931 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:09,931 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:09,932 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:09,933 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:09,934 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:09,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:09,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:09,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:09,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:09,938 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:01:09,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:01:09,940 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:09,941 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_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0954289a294fb2be404f98afcefa652a2fbf60d586d07e7d68c419183f4ff07 [2023-11-19 03:01:10,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:10,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:10,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:10,332 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:10,333 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:10,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i [2023-11-19 03:01:13,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:14,312 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:14,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i [2023-11-19 03:01:14,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/data/28a552e18/71cf92ef3a0e4cd2898044426d3bfeea/FLAG9ca2c524b [2023-11-19 03:01:14,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/data/28a552e18/71cf92ef3a0e4cd2898044426d3bfeea [2023-11-19 03:01:14,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:14,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:14,411 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:14,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:14,418 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:14,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:14" (1/1) ... [2023-11-19 03:01:14,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d919b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:14, skipping insertion in model container [2023-11-19 03:01:14,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:14" (1/1) ... [2023-11-19 03:01:14,554 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:15,226 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3507] [2023-11-19 03:01:15,228 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3509-3510] [2023-11-19 03:01:15,228 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3511-3513] [2023-11-19 03:01:15,229 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3514-3515] [2023-11-19 03:01:15,229 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3516] [2023-11-19 03:01:15,231 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3522-3523] [2023-11-19 03:01:15,231 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3524] [2023-11-19 03:01:15,234 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3527] [2023-11-19 03:01:15,260 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3940] [2023-11-19 03:01:15,261 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3941] [2023-11-19 03:01:15,261 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3942] [2023-11-19 03:01:15,262 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3943] [2023-11-19 03:01:15,263 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3944] [2023-11-19 03:01:15,263 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3945] [2023-11-19 03:01:15,611 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_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i[130795,130808] [2023-11-19 03:01:16,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:16,300 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:16,437 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name writepages at C: (*writepages)(struct address_space___0 * , struct writeback_control * ) [3507] [2023-11-19 03:01:16,437 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name readpages at C: (*readpages)(struct file___0 *filp , struct address_space___0 *mapping , struct list_head *pages , unsigned int nr_pages ) [3509-3510] [2023-11-19 03:01:16,438 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name write_begin at C: (*write_begin)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int flags , struct page **pagep , void **fsdata ) [3511-3513] [2023-11-19 03:01:16,438 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name write_end at C: (*write_end)(struct file___0 * , struct address_space___0 *mapping , loff_t pos , unsigned int len , unsigned int copied , struct page *page , void *fsdata ) [3514-3515] [2023-11-19 03:01:16,439 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name bmap at C: (*bmap)(struct address_space___0 * , sector_t ) [3516] [2023-11-19 03:01:16,439 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name get_xip_mem at C: (*get_xip_mem)(struct address_space___0 * , unsigned long , int , void ** , unsigned long * ) [3522-3523] [2023-11-19 03:01:16,440 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name migratepage at C: (*migratepage)(struct address_space___0 * , struct page * , struct page * ) [3524] [2023-11-19 03:01:16,440 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name error_remove_page at C: (*error_remove_page)(struct address_space___0 * , struct page * ) [3527] [2023-11-19 03:01:16,450 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name carrier_raised at C: (*carrier_raised)(struct tty_port___0 *port ) [3940] [2023-11-19 03:01:16,450 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name dtr_rts at C: (*dtr_rts)(struct tty_port___0 *port , int raise ) [3941] [2023-11-19 03:01:16,450 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name shutdown at C: (*shutdown)(struct tty_port___0 *port ) [3942] [2023-11-19 03:01:16,451 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name drop at C: (*drop)(struct tty_port___0 *port ) [3943] [2023-11-19 03:01:16,452 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name activate at C: (*activate)(struct tty_port___0 *port , struct tty_struct___0 *tty ) [3944] [2023-11-19 03:01:16,452 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name destruct at C: (*destruct)(struct tty_port___0 *port ) [3945] [2023-11-19 03:01:16,487 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_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point.cil.out.i[130795,130808] [2023-11-19 03:01:16,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:16,789 WARN L675 CHandler]: The function kmem_cache_alloc_notrace is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:01:16,801 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:16,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16 WrapperNode [2023-11-19 03:01:16,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:16,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:16,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:16,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:16,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:16,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,068 INFO L138 Inliner]: procedures = 124, calls = 804, calls flagged for inlining = 63, calls inlined = 63, statements flattened = 2304 [2023-11-19 03:01:17,084 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:17,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:17,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:17,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:17,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:17,349 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:17,355 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:17,356 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:17,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:16" (1/1) ... [2023-11-19 03:01:17,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:17,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:17,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:17,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5d363-f6c2-4361-baa0-d64b7eaea1f3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:01:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-19 03:01:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-19 03:01:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:01:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:01:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 03:01:17,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 03:01:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:01:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2023-11-19 03:01:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2023-11-19 03:01:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 03:01:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 03:01:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 03:01:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 03:01:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 03:01:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 03:01:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 03:01:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 03:01:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 03:01:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 03:01:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2023-11-19 03:01:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2023-11-19 03:01:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:01:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 03:01:17,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 03:01:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_tty [2023-11-19 03:01:17,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_tty [2023-11-19 03:01:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:01:17,477 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:01:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2023-11-19 03:01:17,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2023-11-19 03:01:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:01:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2023-11-19 03:01:17,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2023-11-19 03:01:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2023-11-19 03:01:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmset [2023-11-19 03:01:17,478 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmset [2023-11-19 03:01:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmget [2023-11-19 03:01:17,479 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmget [2023-11-19 03:01:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:01:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:01:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_ioctl [2023-11-19 03:01:17,479 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_ioctl [2023-11-19 03:01:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-19 03:01:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-19 03:01:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2023-11-19 03:01:17,482 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2023-11-19 03:01:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-19 03:01:17,483 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-19 03:01:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_write_room [2023-11-19 03:01:17,483 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_write_room [2023-11-19 03:01:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:01:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:01:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2023-11-19 03:01:17,484 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2023-11-19 03:01:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 03:01:17,484 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 03:01:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_init_termios [2023-11-19 03:01:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_init_termios [2023-11-19 03:01:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2023-11-19 03:01:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2023-11-19 03:01:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 03:01:17,486 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 03:01:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 03:01:17,486 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 03:01:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:01:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_set_termios [2023-11-19 03:01:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_set_termios [2023-11-19 03:01:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:01:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 03:01:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 03:01:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:18,043 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:18,047 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:18,797 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 03:01:28,813 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2023-11-19 03:01:30,547 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:31,946 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:31,947 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:01:31,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:31 BoogieIcfgContainer [2023-11-19 03:01:31,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:31,966 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:31,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:31,978 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:31,979 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:31" (1/1) ... [2023-11-19 03:01:31,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:01:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:32,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 541 states and 800 transitions. [2023-11-19 03:01:32,105 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 800 transitions. [2023-11-19 03:01:32,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:01:32,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:32,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:32,781 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:01:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:33,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 543 states and 829 transitions. [2023-11-19 03:01:33,048 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 829 transitions. [2023-11-19 03:01:33,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:01:33,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:33,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:33,448 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:01:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:33,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 547 states and 863 transitions. [2023-11-19 03:01:33,745 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 863 transitions. [2023-11-19 03:01:33,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:01:33,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:33,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:33,964 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:01:34,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 550 states and 869 transitions. [2023-11-19 03:01:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 869 transitions. [2023-11-19 03:01:34,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:01:34,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:34,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:34,232 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:01:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 553 states and 874 transitions. [2023-11-19 03:01:34,279 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 874 transitions. [2023-11-19 03:01:34,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:01:34,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:34,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:34,517 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:01:34,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 558 states and 908 transitions. [2023-11-19 03:01:34,852 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 908 transitions. [2023-11-19 03:01:34,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:01:34,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:34,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:35,125 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:01:35,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 557 states and 903 transitions. [2023-11-19 03:01:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 903 transitions. [2023-11-19 03:01:35,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:01:35,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:35,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:35,472 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:01:35,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:35,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 558 states and 903 transitions. [2023-11-19 03:01:35,508 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 903 transitions. [2023-11-19 03:01:35,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:01:35,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:35,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:35,650 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:01:35,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:35,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 561 states and 908 transitions. [2023-11-19 03:01:35,682 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 908 transitions. [2023-11-19 03:01:35,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:01:35,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:35,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:35,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:01:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:35,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 560 states and 903 transitions. [2023-11-19 03:01:35,899 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 903 transitions. [2023-11-19 03:01:35,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:01:35,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:35,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:36,027 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:01:36,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:36,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 561 states and 903 transitions. [2023-11-19 03:01:36,054 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 903 transitions. [2023-11-19 03:01:36,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:01:36,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:36,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:36,276 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 03:01:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 563 states and 905 transitions. [2023-11-19 03:01:36,401 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 905 transitions. [2023-11-19 03:01:36,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:01:36,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:36,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:36,593 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:01:37,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:37,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 568 states and 940 transitions. [2023-11-19 03:01:37,249 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 940 transitions. [2023-11-19 03:01:37,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:01:37,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:37,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:37,388 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 03:01:37,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:37,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 569 states and 941 transitions. [2023-11-19 03:01:37,501 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 941 transitions. [2023-11-19 03:01:37,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:01:37,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:37,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:37,694 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:01:37,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:37,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 569 states and 936 transitions. [2023-11-19 03:01:37,805 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 936 transitions. [2023-11-19 03:01:37,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:01:37,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:37,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 03:01:38,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:38,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 572 states and 942 transitions. [2023-11-19 03:01:38,175 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 942 transitions. [2023-11-19 03:01:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:01:38,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:38,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:38,291 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 03:01:38,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:38,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 575 states and 969 transitions. [2023-11-19 03:01:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 969 transitions. [2023-11-19 03:01:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:01:38,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:38,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:38,781 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-19 03:01:38,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:38,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 576 states and 969 transitions. [2023-11-19 03:01:38,813 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 969 transitions. [2023-11-19 03:01:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:01:38,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:38,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:38,936 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:01:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:38,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 577 states and 969 transitions. [2023-11-19 03:01:38,998 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 969 transitions. [2023-11-19 03:01:39,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:01:39,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:39,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:39,131 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 03:01:39,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:39,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 578 states and 969 transitions. [2023-11-19 03:01:39,179 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 969 transitions. [2023-11-19 03:01:39,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 03:01:39,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:39,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:39,481 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-19 03:01:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:39,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 585 states and 999 transitions. [2023-11-19 03:01:39,936 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 999 transitions. [2023-11-19 03:01:39,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-19 03:01:39,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:39,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-19 03:01:40,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:40,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 591 states and 1010 transitions. [2023-11-19 03:01:40,283 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1010 transitions. [2023-11-19 03:01:40,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 03:01:40,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:40,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-19 03:01:41,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:41,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 593 states and 1036 transitions. [2023-11-19 03:01:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1036 transitions. [2023-11-19 03:01:41,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 03:01:41,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:41,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 03:01:41,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:41,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 600 states and 1069 transitions. [2023-11-19 03:01:41,993 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1069 transitions. [2023-11-19 03:01:41,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 03:01:41,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:41,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:42,151 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 03:01:42,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:42,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 606 states and 1079 transitions. [2023-11-19 03:01:42,202 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1079 transitions. [2023-11-19 03:01:42,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:01:42,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:42,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:42,338 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-19 03:01:42,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 607 states and 1079 transitions. [2023-11-19 03:01:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1079 transitions. [2023-11-19 03:01:42,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 03:01:42,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:42,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-19 03:01:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 611 states and 1088 transitions. [2023-11-19 03:01:43,626 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1088 transitions. [2023-11-19 03:01:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 03:01:43,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:43,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:46,129 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-11-19 03:01:52,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:01:54,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:01:55,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 652 states and 1211 transitions. [2023-11-19 03:01:55,371 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1211 transitions. [2023-11-19 03:01:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-19 03:01:55,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:55,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:55,558 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-19 03:01:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:56,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 655 states and 1218 transitions. [2023-11-19 03:01:56,041 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1218 transitions. [2023-11-19 03:01:56,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 03:01:56,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:56,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:57,149 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-11-19 03:01:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:57,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 655 states and 1218 transitions. [2023-11-19 03:01:57,266 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1218 transitions. [2023-11-19 03:01:57,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 03:01:57,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:57,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:58,238 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-11-19 03:01:58,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 655 states and 1218 transitions. [2023-11-19 03:01:58,359 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1218 transitions. [2023-11-19 03:01:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 03:01:58,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:59,345 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-11-19 03:01:59,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:59,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 655 states and 1218 transitions. [2023-11-19 03:01:59,465 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1218 transitions. [2023-11-19 03:01:59,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 03:01:59,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:59,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat