./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 527bcce2 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_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/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_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2 --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-527bcce [2023-11-21 18:27:35,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:35,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:27:35,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:35,233 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:35,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:35,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:35,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:35,277 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:35,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:35,284 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:35,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:35,285 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:35,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:35,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:35,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:35,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:35,290 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:35,290 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:35,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:35,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:35,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:35,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:35,294 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:35,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:35,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:35,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:35,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:35,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:35,297 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:35,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:35,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:35,299 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_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3b9005361fd0095f8dbb62f5fee3acdc88198cbc01de43b11979176397f6891 [2023-11-21 18:27:35,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:35,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:35,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:35,701 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:35,702 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:35,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2023-11-21 18:27:38,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:39,468 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:39,469 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2023-11-21 18:27:39,524 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/data/4d2955fdb/4b69c32a0caa4570ac0d1cd29d21d654/FLAG405d3a763 [2023-11-21 18:27:39,538 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/data/4d2955fdb/4b69c32a0caa4570ac0d1cd29d21d654 [2023-11-21 18:27:39,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:39,542 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:39,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:39,544 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:39,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:39,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:39" (1/1) ... [2023-11-21 18:27:39,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@782e524e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:39, skipping insertion in model container [2023-11-21 18:27:39,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:39" (1/1) ... [2023-11-21 18:27:39,714 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:41,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:41,480 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:41,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] [2023-11-21 18:27:41,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:41,961 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:41,970 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:41,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41 WrapperNode [2023-11-21 18:27:41,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:41,972 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:41,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:41,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:41,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,190 INFO L138 Inliner]: procedures = 188, calls = 607, calls flagged for inlining = 75, calls inlined = 50, statements flattened = 1272 [2023-11-21 18:27:42,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:42,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:42,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:42,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:42,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:42,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:42,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:42,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:42,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:41" (1/1) ... [2023-11-21 18:27:42,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:42,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:42,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:42,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63193bb5-8cbf-4a5f-b597-f9e0d672125b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 18:27:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 18:27:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure uspace_ring_map [2023-11-21 18:27:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure uspace_ring_map [2023-11-21 18:27:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unmap_user_pages [2023-11-21 18:27:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unmap_user_pages [2023-11-21 18:27:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure hash_64 [2023-11-21 18:27:42,526 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_64 [2023-11-21 18:27:42,526 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_release_buffers [2023-11-21 18:27:42,526 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_release_buffers [2023-11-21 18:27:42,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 18:27:42,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 18:27:42,526 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-21 18:27:42,526 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-21 18:27:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_write [2023-11-21 18:27:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_write [2023-11-21 18:27:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 18:27:42,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 18:27:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 18:27:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 18:27:42,528 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_open [2023-11-21 18:27:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_open [2023-11-21 18:27:42,528 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2023-11-21 18:27:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2023-11-21 18:27:42,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:27:42,528 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_to_host [2023-11-21 18:27:42,528 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_to_host [2023-11-21 18:27:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 18:27:42,529 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 18:27:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_idx_inc [2023-11-21 18:27:42,529 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_idx_inc [2023-11-21 18:27:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:27:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_head_event [2023-11-21 18:27:42,530 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_head_event [2023-11-21 18:27:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2023-11-21 18:27:42,530 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2023-11-21 18:27:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 18:27:42,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 18:27:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:27:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 18:27:42,531 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 18:27:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-21 18:27:42,531 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-21 18:27:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:27:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_exit [2023-11-21 18:27:42,531 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_exit [2023-11-21 18:27:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 18:27:42,532 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 18:27:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_destroy [2023-11-21 18:27:42,532 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_destroy [2023-11-21 18:27:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_init [2023-11-21 18:27:42,532 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_init [2023-11-21 18:27:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-21 18:27:42,533 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-21 18:27:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2023-11-21 18:27:42,533 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2023-11-21 18:27:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_poll [2023-11-21 18:27:42,533 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_poll [2023-11-21 18:27:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-21 18:27:42,533 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-21 18:27:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_lookup [2023-11-21 18:27:42,534 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_lookup [2023-11-21 18:27:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_mmap [2023-11-21 18:27:42,534 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_mmap [2023-11-21 18:27:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-21 18:27:42,534 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-21 18:27:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:42,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:42,990 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:42,994 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:44,008 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:44,370 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:44,371 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:27:44,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:44 BoogieIcfgContainer [2023-11-21 18:27:44,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:44,374 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:44,374 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:44,386 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:44,386 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:44" (1/1) ... [2023-11-21 18:27:44,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:44,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 328 states and 446 transitions. [2023-11-21 18:27:44,482 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 446 transitions. [2023-11-21 18:27:44,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:27:44,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:44,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:45,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 331 states and 456 transitions. [2023-11-21 18:27:45,085 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 456 transitions. [2023-11-21 18:27:45,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:27:45,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 337 states and 472 transitions. [2023-11-21 18:27:45,461 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 472 transitions. [2023-11-21 18:27:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:27:45,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:45,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 338 states and 473 transitions. [2023-11-21 18:27:45,639 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 473 transitions. [2023-11-21 18:27:45,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:27:45,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:45,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 339 states and 473 transitions. [2023-11-21 18:27:45,842 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 473 transitions. [2023-11-21 18:27:45,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:27:45,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 342 states and 478 transitions. [2023-11-21 18:27:46,010 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 478 transitions. [2023-11-21 18:27:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:27:46,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:46,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 343 states and 478 transitions. [2023-11-21 18:27:46,147 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 478 transitions. [2023-11-21 18:27:46,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:27:46,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:46,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 345 states and 480 transitions. [2023-11-21 18:27:46,263 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 480 transitions. [2023-11-21 18:27:46,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:27:46,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:46,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 347 states and 483 transitions. [2023-11-21 18:27:46,538 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 483 transitions. [2023-11-21 18:27:46,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:27:46,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:46,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 350 states and 488 transitions. [2023-11-21 18:27:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 488 transitions. [2023-11-21 18:27:46,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:27:46,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:46,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 351 states and 489 transitions. [2023-11-21 18:27:46,965 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 489 transitions. [2023-11-21 18:27:46,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:27:46,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:47,170 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:47,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:47,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 354 states and 495 transitions. [2023-11-21 18:27:47,251 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 495 transitions. [2023-11-21 18:27:47,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:27:47,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:47,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:47,497 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:47,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:47,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 358 states and 500 transitions. [2023-11-21 18:27:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 500 transitions. [2023-11-21 18:27:47,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:27:47,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:47,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:47,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:27:48,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 369 states and 519 transitions. [2023-11-21 18:27:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 519 transitions. [2023-11-21 18:27:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:27:48,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,205 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:27:48,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 371 states and 522 transitions. [2023-11-21 18:27:48,259 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 522 transitions. [2023-11-21 18:27:48,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:27:48,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:27:48,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 372 states and 523 transitions. [2023-11-21 18:27:48,466 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 523 transitions. [2023-11-21 18:27:48,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:27:48,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,690 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:27:48,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 369 states and 518 transitions. [2023-11-21 18:27:48,927 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 518 transitions. [2023-11-21 18:27:48,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:27:48,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,062 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:27:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 370 states and 519 transitions. [2023-11-21 18:27:49,123 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 519 transitions. [2023-11-21 18:27:49,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:27:49,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,318 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:49,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 374 states and 524 transitions. [2023-11-21 18:27:49,439 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 524 transitions. [2023-11-21 18:27:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:27:49,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:27:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 376 states and 528 transitions. [2023-11-21 18:27:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 528 transitions. [2023-11-21 18:27:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:27:49,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,032 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:50,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 380 states and 539 transitions. [2023-11-21 18:27:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 539 transitions. [2023-11-21 18:27:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:50,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,703 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:27:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 383 states and 542 transitions. [2023-11-21 18:27:50,922 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 542 transitions. [2023-11-21 18:27:50,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:27:50,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:51,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 385 states and 545 transitions. [2023-11-21 18:27:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 545 transitions. [2023-11-21 18:27:51,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:27:51,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,410 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:52,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:52,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 408 states and 592 transitions. [2023-11-21 18:27:52,839 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 592 transitions. [2023-11-21 18:27:52,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:52,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:52,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:52,965 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:27:52,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:52,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 409 states and 592 transitions. [2023-11-21 18:27:52,992 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 592 transitions. [2023-11-21 18:27:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:27:52,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:52,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:53,227 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:27:53,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 407 states and 589 transitions. [2023-11-21 18:27:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 589 transitions. [2023-11-21 18:27:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:53,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:53,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:53,828 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:27:53,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 408 states and 589 transitions. [2023-11-21 18:27:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 589 transitions. [2023-11-21 18:27:53,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:27:53,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:53,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,099 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:54,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 412 states and 594 transitions. [2023-11-21 18:27:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 594 transitions. [2023-11-21 18:27:54,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:27:54,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:27:54,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 415 states and 597 transitions. [2023-11-21 18:27:54,685 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 597 transitions. [2023-11-21 18:27:54,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:27:54,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,903 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:27:54,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 416 states and 597 transitions. [2023-11-21 18:27:54,931 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 597 transitions. [2023-11-21 18:27:54,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:27:54,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:27:55,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 417 states and 597 transitions. [2023-11-21 18:27:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 597 transitions. [2023-11-21 18:27:55,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:27:55,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:55,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:55,341 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:55,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:55,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 422 states and 610 transitions. [2023-11-21 18:27:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 610 transitions. [2023-11-21 18:27:55,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:27:55,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:55,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,054 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:56,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:56,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 423 states and 610 transitions. [2023-11-21 18:27:56,079 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 610 transitions. [2023-11-21 18:27:56,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:56,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:56,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,356 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:27:56,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:56,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 426 states and 613 transitions. [2023-11-21 18:27:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 613 transitions. [2023-11-21 18:27:56,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:56,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:56,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,883 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:57,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 430 states and 618 transitions. [2023-11-21 18:27:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 618 transitions. [2023-11-21 18:27:57,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:27:57,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:27:57,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 431 states and 618 transitions. [2023-11-21 18:27:57,346 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 618 transitions. [2023-11-21 18:27:57,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:57,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,444 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:27:57,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 432 states and 618 transitions. [2023-11-21 18:27:57,499 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 618 transitions. [2023-11-21 18:27:57,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:57,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:27:57,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 430 states and 614 transitions. [2023-11-21 18:27:57,815 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 614 transitions. [2023-11-21 18:27:57,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:57,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:27:57,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 430 states and 613 transitions. [2023-11-21 18:27:57,959 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 613 transitions. [2023-11-21 18:27:57,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:27:57,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,202 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:27:58,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 433 states and 616 transitions. [2023-11-21 18:27:58,435 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 616 transitions. [2023-11-21 18:27:58,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:27:58,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:27:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 438 states and 625 transitions. [2023-11-21 18:27:58,563 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 625 transitions. [2023-11-21 18:27:58,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:27:58,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,929 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:59,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:59,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 442 states and 630 transitions. [2023-11-21 18:27:59,203 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 630 transitions. [2023-11-21 18:27:59,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:27:59,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:59,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:27:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:59,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 445 states and 633 transitions. [2023-11-21 18:27:59,821 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 633 transitions. [2023-11-21 18:27:59,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:59,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:59,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:00,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 449 states and 638 transitions. [2023-11-21 18:28:00,498 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 638 transitions. [2023-11-21 18:28:00,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:28:00,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:00,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,812 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:28:01,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 452 states and 641 transitions. [2023-11-21 18:28:01,140 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 641 transitions. [2023-11-21 18:28:01,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:28:01,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:01,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:28:01,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 453 states and 642 transitions. [2023-11-21 18:28:01,275 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 642 transitions. [2023-11-21 18:28:01,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:28:01,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:01,625 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:28:01,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 456 states and 645 transitions. [2023-11-21 18:28:01,914 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 645 transitions. [2023-11-21 18:28:01,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:28:01,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:02,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:02,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 460 states and 650 transitions. [2023-11-21 18:28:02,706 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 650 transitions. [2023-11-21 18:28:02,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:28:02,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:02,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:28:03,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:03,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 463 states and 653 transitions. [2023-11-21 18:28:03,406 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 653 transitions. [2023-11-21 18:28:03,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:28:03,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:03,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:04,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 467 states and 658 transitions. [2023-11-21 18:28:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 658 transitions. [2023-11-21 18:28:04,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:28:04,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:04,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:28:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:04,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 470 states and 661 transitions. [2023-11-21 18:28:04,904 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 661 transitions. [2023-11-21 18:28:04,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:28:04,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:04,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:05,145 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-21 18:28:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 484 states and 695 transitions. [2023-11-21 18:28:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 695 transitions. [2023-11-21 18:28:06,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:28:06,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:06,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:06,337 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:06,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:06,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 487 states and 700 transitions. [2023-11-21 18:28:06,466 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 700 transitions. [2023-11-21 18:28:06,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:28:06,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:06,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:06,619 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:06,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:06,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 488 states and 701 transitions. [2023-11-21 18:28:06,643 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 701 transitions. [2023-11-21 18:28:06,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:28:06,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:06,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:07,201 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:07,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 492 states and 706 transitions. [2023-11-21 18:28:07,530 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 706 transitions. [2023-11-21 18:28:07,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:28:07,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:07,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:07,957 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:28:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 495 states and 709 transitions. [2023-11-21 18:28:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 709 transitions. [2023-11-21 18:28:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:28:08,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:08,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 496 states and 710 transitions. [2023-11-21 18:28:08,767 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 710 transitions. [2023-11-21 18:28:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:28:08,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:08,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 497 states and 713 transitions. [2023-11-21 18:28:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 713 transitions. [2023-11-21 18:28:09,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:28:09,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:09,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:10,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:10,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 521 states and 767 transitions. [2023-11-21 18:28:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 767 transitions. [2023-11-21 18:28:10,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:28:10,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:10,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:10,575 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:28:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:10,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 522 states and 767 transitions. [2023-11-21 18:28:10,602 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 767 transitions. [2023-11-21 18:28:10,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:28:10,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:10,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:10,775 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:11,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:11,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 523 states and 767 transitions. [2023-11-21 18:28:11,111 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 767 transitions. [2023-11-21 18:28:11,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:28:11,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:11,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:11,279 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:11,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 524 states and 768 transitions. [2023-11-21 18:28:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 768 transitions. [2023-11-21 18:28:11,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:28:11,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:11,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:11,677 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-21 18:28:12,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 526 states and 770 transitions. [2023-11-21 18:28:12,597 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 770 transitions. [2023-11-21 18:28:12,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:28:12,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,902 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:13,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:13,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 529 states and 776 transitions. [2023-11-21 18:28:13,287 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 776 transitions. [2023-11-21 18:28:13,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:28:13,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:13,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:28:14,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 532 states and 779 transitions. [2023-11-21 18:28:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 779 transitions. [2023-11-21 18:28:14,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:28:14,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:14,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:14,233 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:14,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 535 states and 785 transitions. [2023-11-21 18:28:14,262 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 785 transitions. [2023-11-21 18:28:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:28:14,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:14,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:14,472 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 537 states and 789 transitions. [2023-11-21 18:28:14,830 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 789 transitions. [2023-11-21 18:28:14,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:28:14,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:14,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:14,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:14,975 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:14,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 538 states and 789 transitions. [2023-11-21 18:28:14,998 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 789 transitions. [2023-11-21 18:28:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:28:15,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:15,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:15,145 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:15,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 539 states and 789 transitions. [2023-11-21 18:28:15,552 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 789 transitions. [2023-11-21 18:28:15,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:28:15,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:15,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:15,697 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:28:16,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 540 states and 790 transitions. [2023-11-21 18:28:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 790 transitions. [2023-11-21 18:28:16,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:28:16,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:16,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:16,174 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:16,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 541 states and 790 transitions. [2023-11-21 18:28:16,568 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 790 transitions. [2023-11-21 18:28:16,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:28:16,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:16,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:28:17,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:17,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 542 states and 793 transitions. [2023-11-21 18:28:17,215 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 793 transitions. [2023-11-21 18:28:17,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:28:17,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:17,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:18,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:18,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 546 states and 798 transitions. [2023-11-21 18:28:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 798 transitions. [2023-11-21 18:28:18,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:28:18,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:18,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:18,597 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:19,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:19,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 550 states and 803 transitions. [2023-11-21 18:28:19,038 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 803 transitions. [2023-11-21 18:28:19,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:28:19,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:19,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:19,194 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-21 18:28:19,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:19,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 551 states and 803 transitions. [2023-11-21 18:28:19,218 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 803 transitions. [2023-11-21 18:28:19,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:28:19,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:19,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:28:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 552 states and 803 transitions. [2023-11-21 18:28:19,431 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 803 transitions. [2023-11-21 18:28:19,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:28:19,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:19,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-21 18:28:19,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:19,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 553 states and 803 transitions. [2023-11-21 18:28:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 803 transitions. [2023-11-21 18:28:19,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:28:19,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:19,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms