./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e3b9005361fd0095f8dbb62f5fee3acdc88198cbc01de43b11979176397f6891 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:14,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:14,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:20:14,508 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:20:14,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:20:14,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:14,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:14,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:14,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:14,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:14,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:14,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:14,542 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:20:14,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:14,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:14,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:14,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:14,546 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:14,546 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:14,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:14,548 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:14,549 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:14,550 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:14,550 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:14,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:14,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:14,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:14,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:14,553 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:14,554 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:20:14,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:20:14,555 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:14,556 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_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3b9005361fd0095f8dbb62f5fee3acdc88198cbc01de43b11979176397f6891 [2023-11-23 20:20:14,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:14,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:14,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:14,925 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:14,925 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:14,927 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2023-11-23 20:20:18,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:18,917 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:18,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2023-11-23 20:20:18,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/data/17cf86251/bc4ab7b70eb145de931ece8375432462/FLAG82060fdf2 [2023-11-23 20:20:18,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/data/17cf86251/bc4ab7b70eb145de931ece8375432462 [2023-11-23 20:20:18,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:19,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:19,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:19,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:19,009 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:19,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:18" (1/1) ... [2023-11-23 20:20:19,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2612e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:19, skipping insertion in model container [2023-11-23 20:20:19,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:18" (1/1) ... [2023-11-23 20:20:19,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:21,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:21,077 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:21,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] [2023-11-23 20:20:21,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:21,601 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:21,611 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:21,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21 WrapperNode [2023-11-23 20:20:21,612 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:21,613 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:21,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:21,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:21,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,813 INFO L138 Inliner]: procedures = 188, calls = 607, calls flagged for inlining = 75, calls inlined = 50, statements flattened = 1272 [2023-11-23 20:20:21,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:21,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:21,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:21,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:21,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,923 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,963 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,973 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:21,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:21,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:21,994 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:21,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:21,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:21" (1/1) ... [2023-11-23 20:20:22,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:22,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:22,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:22,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65e44ef8-3cac-48b6-9a40-46f2edf0cd50/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:22,130 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 20:20:22,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 20:20:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure uspace_ring_map [2023-11-23 20:20:22,131 INFO L138 BoogieDeclarations]: Found implementation of procedure uspace_ring_map [2023-11-23 20:20:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unmap_user_pages [2023-11-23 20:20:22,131 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unmap_user_pages [2023-11-23 20:20:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:20:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure hash_64 [2023-11-23 20:20:22,132 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_64 [2023-11-23 20:20:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_release_buffers [2023-11-23 20:20:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_release_buffers [2023-11-23 20:20:22,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 20:20:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 20:20:22,133 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-23 20:20:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-23 20:20:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_write [2023-11-23 20:20:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_write [2023-11-23 20:20:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:20:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 20:20:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 20:20:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 20:20:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 20:20:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_open [2023-11-23 20:20:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_open [2023-11-23 20:20:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2023-11-23 20:20:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2023-11-23 20:20:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:20:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_to_host [2023-11-23 20:20:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_to_host [2023-11-23 20:20:22,137 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 20:20:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 20:20:22,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:20:22,137 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_idx_inc [2023-11-23 20:20:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_idx_inc [2023-11-23 20:20:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:20:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:20:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_head_event [2023-11-23 20:20:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_head_event [2023-11-23 20:20:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2023-11-23 20:20:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2023-11-23 20:20:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:20:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:20:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:20:22,140 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 20:20:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 20:20:22,140 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-23 20:20:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-23 20:20:22,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:20:22,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:20:22,141 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_exit [2023-11-23 20:20:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_exit [2023-11-23 20:20:22,141 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 20:20:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 20:20:22,141 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_destroy [2023-11-23 20:20:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_destroy [2023-11-23 20:20:22,142 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_init [2023-11-23 20:20:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_init [2023-11-23 20:20:22,142 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-23 20:20:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-23 20:20:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2023-11-23 20:20:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2023-11-23 20:20:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_poll [2023-11-23 20:20:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_poll [2023-11-23 20:20:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-23 20:20:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-23 20:20:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_lookup [2023-11-23 20:20:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_lookup [2023-11-23 20:20:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_mmap [2023-11-23 20:20:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_mmap [2023-11-23 20:20:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:20:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-23 20:20:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-23 20:20:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:22,625 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:22,630 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:24,040 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:24,402 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:20:24,403 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:20:24,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:24 BoogieIcfgContainer [2023-11-23 20:20:24,405 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:20:24,407 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:20:24,407 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:20:24,419 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:20:24,419 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:24" (1/1) ... [2023-11-23 20:20:24,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:20:24,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:24,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 328 states and 446 transitions. [2023-11-23 20:20:24,517 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 446 transitions. [2023-11-23 20:20:24,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:20:24,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:24,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:25,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 331 states and 456 transitions. [2023-11-23 20:20:25,237 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 456 transitions. [2023-11-23 20:20:25,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:25,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:25,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:25,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 337 states and 472 transitions. [2023-11-23 20:20:25,527 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 472 transitions. [2023-11-23 20:20:25,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:25,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:25,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:25,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 338 states and 473 transitions. [2023-11-23 20:20:25,716 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 473 transitions. [2023-11-23 20:20:25,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:20:25,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:25,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:25,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:25,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 339 states and 473 transitions. [2023-11-23 20:20:25,876 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 473 transitions. [2023-11-23 20:20:25,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:20:25,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:25,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:26,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 342 states and 478 transitions. [2023-11-23 20:20:26,046 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 478 transitions. [2023-11-23 20:20:26,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:20:26,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:26,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 343 states and 478 transitions. [2023-11-23 20:20:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 478 transitions. [2023-11-23 20:20:26,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:20:26,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:26,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 345 states and 480 transitions. [2023-11-23 20:20:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 480 transitions. [2023-11-23 20:20:26,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:20:26,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:26,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 347 states and 483 transitions. [2023-11-23 20:20:26,629 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 483 transitions. [2023-11-23 20:20:26,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:20:26,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:26,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 350 states and 488 transitions. [2023-11-23 20:20:26,889 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 488 transitions. [2023-11-23 20:20:26,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:20:26,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:27,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:27,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 351 states and 489 transitions. [2023-11-23 20:20:27,129 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 489 transitions. [2023-11-23 20:20:27,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:20:27,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:27,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,341 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:27,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:27,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 354 states and 495 transitions. [2023-11-23 20:20:27,425 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 495 transitions. [2023-11-23 20:20:27,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:20:27,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:27,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,687 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:27,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:27,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 358 states and 500 transitions. [2023-11-23 20:20:27,847 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 500 transitions. [2023-11-23 20:20:27,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:20:27,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:27,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:20:28,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:28,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 369 states and 519 transitions. [2023-11-23 20:20:28,243 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 519 transitions. [2023-11-23 20:20:28,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:20:28,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:28,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:28,438 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:28,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:28,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 371 states and 522 transitions. [2023-11-23 20:20:28,501 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 522 transitions. [2023-11-23 20:20:28,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:20:28,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:28,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:28,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:28,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 372 states and 523 transitions. [2023-11-23 20:20:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 523 transitions. [2023-11-23 20:20:28,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:20:28,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:28,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:28,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:20:29,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:29,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 369 states and 518 transitions. [2023-11-23 20:20:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 518 transitions. [2023-11-23 20:20:29,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:20:29,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:29,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:29,330 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:20:29,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 370 states and 519 transitions. [2023-11-23 20:20:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 519 transitions. [2023-11-23 20:20:29,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:20:29,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:29,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:29,656 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:29,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 374 states and 524 transitions. [2023-11-23 20:20:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 524 transitions. [2023-11-23 20:20:29,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:20:29,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:29,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:29,959 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:30,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 376 states and 528 transitions. [2023-11-23 20:20:30,100 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 528 transitions. [2023-11-23 20:20:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:20:30,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:30,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:30,354 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:30,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 380 states and 539 transitions. [2023-11-23 20:20:30,851 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 539 transitions. [2023-11-23 20:20:30,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:20:30,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:30,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:31,038 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:31,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:31,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 383 states and 542 transitions. [2023-11-23 20:20:31,280 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 542 transitions. [2023-11-23 20:20:31,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:20:31,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:31,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:31,420 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:20:31,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:31,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 385 states and 545 transitions. [2023-11-23 20:20:31,511 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 545 transitions. [2023-11-23 20:20:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:20:31,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:31,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:31,844 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:33,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 408 states and 592 transitions. [2023-11-23 20:20:33,360 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 592 transitions. [2023-11-23 20:20:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:20:33,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:33,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:33,477 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:20:33,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:33,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 409 states and 592 transitions. [2023-11-23 20:20:33,504 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 592 transitions. [2023-11-23 20:20:33,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:20:33,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:33,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:33,776 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:20:34,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:34,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 407 states and 589 transitions. [2023-11-23 20:20:34,163 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 589 transitions. [2023-11-23 20:20:34,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:20:34,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:34,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:34,349 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:20:34,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:34,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 408 states and 589 transitions. [2023-11-23 20:20:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 589 transitions. [2023-11-23 20:20:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:20:34,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:34,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:34,630 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:34,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:34,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 412 states and 594 transitions. [2023-11-23 20:20:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 594 transitions. [2023-11-23 20:20:34,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:20:34,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:34,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:35,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:35,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:35,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 415 states and 597 transitions. [2023-11-23 20:20:35,250 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 597 transitions. [2023-11-23 20:20:35,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:20:35,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:35,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:20:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:35,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 416 states and 597 transitions. [2023-11-23 20:20:35,482 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 597 transitions. [2023-11-23 20:20:35,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:20:35,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:35,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:35,601 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:20:35,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 417 states and 597 transitions. [2023-11-23 20:20:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 597 transitions. [2023-11-23 20:20:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:20:35,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:35,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:35,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:35,915 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:20:36,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:36,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 422 states and 610 transitions. [2023-11-23 20:20:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 610 transitions. [2023-11-23 20:20:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:20:36,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:36,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:36,658 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:20:36,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:36,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 423 states and 610 transitions. [2023-11-23 20:20:36,685 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 610 transitions. [2023-11-23 20:20:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:36,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:36,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:36,909 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 426 states and 613 transitions. [2023-11-23 20:20:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 613 transitions. [2023-11-23 20:20:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:37,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:37,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:37,433 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:37,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:37,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 430 states and 618 transitions. [2023-11-23 20:20:37,650 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 618 transitions. [2023-11-23 20:20:37,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:20:37,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:37,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:20:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:37,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 431 states and 618 transitions. [2023-11-23 20:20:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 618 transitions. [2023-11-23 20:20:37,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:37,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:37,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:37,966 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:20:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:38,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 432 states and 618 transitions. [2023-11-23 20:20:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 618 transitions. [2023-11-23 20:20:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:38,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:38,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:38,102 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:20:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:38,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 430 states and 614 transitions. [2023-11-23 20:20:38,295 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 614 transitions. [2023-11-23 20:20:38,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:38,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:38,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:20:38,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:38,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 430 states and 613 transitions. [2023-11-23 20:20:38,431 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 613 transitions. [2023-11-23 20:20:38,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:20:38,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:38,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:38,705 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:38,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:38,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 433 states and 616 transitions. [2023-11-23 20:20:38,949 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 616 transitions. [2023-11-23 20:20:38,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:20:38,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:38,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:20:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:39,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 438 states and 625 transitions. [2023-11-23 20:20:39,085 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 625 transitions. [2023-11-23 20:20:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:20:39,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:39,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:39,400 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:39,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:39,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 442 states and 630 transitions. [2023-11-23 20:20:39,649 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 630 transitions. [2023-11-23 20:20:39,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:20:39,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:39,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:39,919 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 445 states and 633 transitions. [2023-11-23 20:20:40,169 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 633 transitions. [2023-11-23 20:20:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:20:40,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:40,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:40,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:40,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 449 states and 638 transitions. [2023-11-23 20:20:40,826 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 638 transitions. [2023-11-23 20:20:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:20:40,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:40,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:41,141 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:41,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:41,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 452 states and 641 transitions. [2023-11-23 20:20:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 641 transitions. [2023-11-23 20:20:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:20:41,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:41,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:41,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:20:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:41,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 453 states and 642 transitions. [2023-11-23 20:20:41,561 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 642 transitions. [2023-11-23 20:20:41,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:20:41,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:41,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:42,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:42,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 456 states and 645 transitions. [2023-11-23 20:20:42,250 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 645 transitions. [2023-11-23 20:20:42,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:20:42,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:42,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:42,689 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:42,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:42,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 460 states and 650 transitions. [2023-11-23 20:20:42,967 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 650 transitions. [2023-11-23 20:20:42,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:20:42,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:42,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:43,316 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:43,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 463 states and 653 transitions. [2023-11-23 20:20:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 653 transitions. [2023-11-23 20:20:43,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:20:43,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:44,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 467 states and 658 transitions. [2023-11-23 20:20:44,374 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 658 transitions. [2023-11-23 20:20:44,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:20:44,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,733 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:45,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 470 states and 661 transitions. [2023-11-23 20:20:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 661 transitions. [2023-11-23 20:20:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:20:45,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:45,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,269 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-23 20:20:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 484 states and 695 transitions. [2023-11-23 20:20:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 695 transitions. [2023-11-23 20:20:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:20:46,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:46,518 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:46,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 487 states and 700 transitions. [2023-11-23 20:20:46,664 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 700 transitions. [2023-11-23 20:20:46,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:20:46,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:46,816 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:46,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 488 states and 701 transitions. [2023-11-23 20:20:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 701 transitions. [2023-11-23 20:20:46,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:20:46,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:47,328 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:47,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 492 states and 706 transitions. [2023-11-23 20:20:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 706 transitions. [2023-11-23 20:20:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:20:47,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:47,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,048 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:48,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:48,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 495 states and 709 transitions. [2023-11-23 20:20:48,402 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 709 transitions. [2023-11-23 20:20:48,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:20:48,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:48,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,554 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:48,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 496 states and 710 transitions. [2023-11-23 20:20:48,885 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 710 transitions. [2023-11-23 20:20:48,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:20:48,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:48,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:49,038 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:49,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:49,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 497 states and 713 transitions. [2023-11-23 20:20:49,379 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 713 transitions. [2023-11-23 20:20:49,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:20:49,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:49,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:49,566 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:50,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:50,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 521 states and 767 transitions. [2023-11-23 20:20:50,678 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 767 transitions. [2023-11-23 20:20:50,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:20:50,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:50,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:20:50,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:50,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 522 states and 767 transitions. [2023-11-23 20:20:50,963 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 767 transitions. [2023-11-23 20:20:50,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:20:50,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:50,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 523 states and 767 transitions. [2023-11-23 20:20:51,520 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 767 transitions. [2023-11-23 20:20:51,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:20:51,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:51,711 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:51,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 524 states and 768 transitions. [2023-11-23 20:20:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 768 transitions. [2023-11-23 20:20:51,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:20:51,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-23 20:20:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 526 states and 770 transitions. [2023-11-23 20:20:53,034 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 770 transitions. [2023-11-23 20:20:53,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:20:53,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,317 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:53,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 529 states and 776 transitions. [2023-11-23 20:20:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 776 transitions. [2023-11-23 20:20:53,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:20:53,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:20:54,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 532 states and 779 transitions. [2023-11-23 20:20:54,465 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 779 transitions. [2023-11-23 20:20:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:20:54,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,620 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:54,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 535 states and 785 transitions. [2023-11-23 20:20:54,652 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 785 transitions. [2023-11-23 20:20:54,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:20:54,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,799 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:55,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 537 states and 789 transitions. [2023-11-23 20:20:55,194 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 789 transitions. [2023-11-23 20:20:55,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:20:55,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,338 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 538 states and 789 transitions. [2023-11-23 20:20:55,361 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 789 transitions. [2023-11-23 20:20:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:20:55,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,507 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:55,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 539 states and 789 transitions. [2023-11-23 20:20:55,974 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 789 transitions. [2023-11-23 20:20:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:20:55,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:20:56,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:56,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 540 states and 790 transitions. [2023-11-23 20:20:56,540 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 790 transitions. [2023-11-23 20:20:56,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:20:56,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:56,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:20:57,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 541 states and 790 transitions. [2023-11-23 20:20:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 790 transitions. [2023-11-23 20:20:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:20:57,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:57,273 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.