./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:32,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:32,440 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:39:32,446 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:39:32,447 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:39:32,507 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:32,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:39:32,509 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:39:32,510 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:32,510 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:32,511 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:32,512 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:39:32,513 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:39:32,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:32,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:39:32,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:32,515 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:39:32,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:39:32,516 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:32,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:32,517 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:32,518 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:32,519 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:32,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:32,520 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:32,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:32,521 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:39:32,522 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:39:32,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:39:32,523 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:39:32,523 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_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 [2023-11-19 03:39:32,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:32,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:32,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:32,957 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:32,957 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:32,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-19 03:39:36,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:37,005 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:37,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-19 03:39:37,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/data/af5fc6ca5/03ad771614dd4505a5d25d2f69bc90de/FLAGd28e035c6 [2023-11-19 03:39:37,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/data/af5fc6ca5/03ad771614dd4505a5d25d2f69bc90de [2023-11-19 03:39:37,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:37,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:37,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:37,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:37,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:37,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:37" (1/1) ... [2023-11-19 03:39:37,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f67a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:37, skipping insertion in model container [2023-11-19 03:39:37,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:37" (1/1) ... [2023-11-19 03:39:37,217 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:40,155 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2023-11-19 03:39:40,160 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2023-11-19 03:39:40,161 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2023-11-19 03:39:40,162 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2023-11-19 03:39:40,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:40,233 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:40,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5181] [2023-11-19 03:39:40,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5188] [2023-11-19 03:39:40,341 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5195] [2023-11-19 03:39:40,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5244] [2023-11-19 03:39:40,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5316] [2023-11-19 03:39:40,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5323] [2023-11-19 03:39:40,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [5522-5523] [2023-11-19 03:39:40,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5529] [2023-11-19 03:39:40,551 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2023-11-19 03:39:40,552 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2023-11-19 03:39:40,552 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2023-11-19 03:39:40,553 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2023-11-19 03:39:40,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:40,843 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:40,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40 WrapperNode [2023-11-19 03:39:40,844 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:40,846 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:40,846 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:40,846 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:40,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,206 INFO L138 Inliner]: procedures = 411, calls = 2035, calls flagged for inlining = 211, calls inlined = 188, statements flattened = 4737 [2023-11-19 03:39:41,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:41,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:41,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:41,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:41,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:41,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:41,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:41,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:41,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:40" (1/1) ... [2023-11-19 03:39:41,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:41,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:41,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:41,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952c8fb-b4c6-4aba-b836-d7d07bcd11fe/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_probe [2023-11-19 03:39:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_probe [2023-11-19 03:39:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 03:39:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 03:39:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 03:39:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 03:39:41,577 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 03:39:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 03:39:41,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 03:39:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 03:39:41,577 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 03:39:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 03:39:41,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2023-11-19 03:39:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2023-11-19 03:39:41,578 INFO L130 BoogieDeclarations]: Found specification of procedure __dnet_set_hwaddr [2023-11-19 03:39:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __dnet_set_hwaddr [2023-11-19 03:39:41,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 03:39:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 03:39:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 03:39:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 03:39:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 03:39:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 03:39:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 03:39:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 03:39:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 03:39:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 03:39:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:39:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 03:39:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 03:39:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 03:39:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 03:39:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:39:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-19 03:39:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-19 03:39:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:39:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 03:39:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 03:39:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 03:39:41,645 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 03:39:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:39:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 03:39:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 03:39:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_reset_hw [2023-11-19 03:39:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_reset_hw [2023-11-19 03:39:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 03:39:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 03:39:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:39:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 03:39:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 03:39:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 03:39:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 03:39:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-19 03:39:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-19 03:39:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 03:39:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 03:39:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 03:39:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 03:39:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 03:39:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 03:39:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:39:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 03:39:41,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 03:39:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 03:39:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 03:39:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 03:39:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 03:39:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 03:39:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 03:39:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 03:39:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 03:39:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-19 03:39:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-19 03:39:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 03:39:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 03:39:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 03:39:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 03:39:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 03:39:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 03:39:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-19 03:39:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-19 03:39:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:39:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:39:41,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 03:39:41,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 03:39:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2023-11-19 03:39:41,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2023-11-19 03:39:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 03:39:41,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 03:39:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dnet [2023-11-19 03:39:41,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dnet [2023-11-19 03:39:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 03:39:41,650 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 03:39:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_readw_mac [2023-11-19 03:39:41,650 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_readw_mac [2023-11-19 03:39:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:39:41,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:39:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:39:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 03:39:41,651 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 03:39:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 03:39:41,651 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 03:39:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-19 03:39:41,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-19 03:39:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 03:39:41,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 03:39:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 03:39:41,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 03:39:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 03:39:41,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 03:39:41,651 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_close [2023-11-19 03:39:41,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_close [2023-11-19 03:39:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2023-11-19 03:39:41,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2023-11-19 03:39:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_handle_link_change [2023-11-19 03:39:41,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_handle_link_change [2023-11-19 03:39:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 03:39:41,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 03:39:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 03:39:41,652 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 03:39:41,652 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_writew_mac [2023-11-19 03:39:41,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_writew_mac [2023-11-19 03:39:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 03:39:41,653 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 03:39:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 03:39:41,653 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 03:39:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:39:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-19 03:39:41,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-19 03:39:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 03:39:41,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 03:39:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_remove [2023-11-19 03:39:41,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_remove [2023-11-19 03:39:41,653 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 03:39:41,653 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 03:39:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_open [2023-11-19 03:39:41,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_open [2023-11-19 03:39:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect [2023-11-19 03:39:41,654 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect [2023-11-19 03:39:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 03:39:41,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 03:39:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 03:39:41,654 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 03:39:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:39:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 03:39:41,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 03:39:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-19 03:39:41,655 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-19 03:39:42,406 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:42,410 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:43,535 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 03:39:49,038 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 03:39:49,129 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:50,936 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:50,938 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:39:50,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:50 BoogieIcfgContainer [2023-11-19 03:39:50,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:39:50,964 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:39:50,964 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:39:50,978 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:39:50,978 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:50" (1/1) ... [2023-11-19 03:39:50,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:39:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:51,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1126 states and 1630 transitions. [2023-11-19 03:39:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1630 transitions. [2023-11-19 03:39:51,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 03:39:51,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:51,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:52,287 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-19 03:39:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:52,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1131 states and 1641 transitions. [2023-11-19 03:39:52,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1641 transitions. [2023-11-19 03:39:52,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 03:39:52,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:52,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-19 03:39:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1138 states and 1656 transitions. [2023-11-19 03:39:53,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1656 transitions. [2023-11-19 03:39:53,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 03:39:53,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:39:53,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1139 states and 1656 transitions. [2023-11-19 03:39:53,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1656 transitions. [2023-11-19 03:39:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 03:39:53,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:54,236 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-19 03:39:54,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:54,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1149 states and 1679 transitions. [2023-11-19 03:39:54,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1679 transitions. [2023-11-19 03:39:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 03:39:54,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:54,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:54,977 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:39:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1155 states and 1697 transitions. [2023-11-19 03:39:55,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1697 transitions. [2023-11-19 03:39:55,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 03:39:55,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:55,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:56,163 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2023-11-19 03:39:56,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:56,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1160 states and 1708 transitions. [2023-11-19 03:39:56,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1708 transitions. [2023-11-19 03:39:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:39:56,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:56,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:56,627 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:39:57,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:57,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1167 states and 1724 transitions. [2023-11-19 03:39:57,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1724 transitions. [2023-11-19 03:39:57,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 03:39:57,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:57,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,473 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2023-11-19 03:39:58,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1174 states and 1746 transitions. [2023-11-19 03:39:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1746 transitions. [2023-11-19 03:39:58,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 03:39:58,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:58,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:58,368 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2023-11-19 03:39:59,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:59,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1181 states and 1778 transitions. [2023-11-19 03:39:59,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1778 transitions. [2023-11-19 03:39:59,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 03:39:59,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:59,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:00,187 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:40:00,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:00,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1185 states and 1781 transitions. [2023-11-19 03:40:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1781 transitions. [2023-11-19 03:40:00,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-19 03:40:00,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:00,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:40:00,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:00,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1190 states and 1786 transitions. [2023-11-19 03:40:00,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1786 transitions. [2023-11-19 03:40:00,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-19 03:40:00,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:00,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2023-11-19 03:40:02,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1197 states and 1811 transitions. [2023-11-19 03:40:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1811 transitions. [2023-11-19 03:40:02,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 03:40:02,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:02,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:02,639 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:40:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1198 states and 1812 transitions. [2023-11-19 03:40:02,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1812 transitions. [2023-11-19 03:40:02,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 03:40:02,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:02,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:03,080 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:40:03,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1199 states and 1813 transitions. [2023-11-19 03:40:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1813 transitions. [2023-11-19 03:40:03,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 03:40:03,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:03,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:03,505 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:40:03,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:03,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1200 states and 1814 transitions. [2023-11-19 03:40:03,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1814 transitions. [2023-11-19 03:40:03,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 03:40:03,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:03,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:03,848 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2023-11-19 03:40:04,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:04,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1204 states and 1822 transitions. [2023-11-19 03:40:04,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1822 transitions. [2023-11-19 03:40:04,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 03:40:04,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:04,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:04,404 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2023-11-19 03:40:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:04,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1208 states and 1833 transitions. [2023-11-19 03:40:04,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1833 transitions. [2023-11-19 03:40:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 03:40:04,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:04,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:05,073 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2023-11-19 03:40:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1216 states and 1852 transitions. [2023-11-19 03:40:05,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1852 transitions. [2023-11-19 03:40:05,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 03:40:05,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:05,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:06,036 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:40:06,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:06,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1217 states and 1853 transitions. [2023-11-19 03:40:06,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1853 transitions. [2023-11-19 03:40:06,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 03:40:06,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:06,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:06,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:06,407 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:40:06,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:06,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1218 states and 1854 transitions. [2023-11-19 03:40:06,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1854 transitions. [2023-11-19 03:40:06,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 03:40:06,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:06,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:06,760 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2023-11-19 03:40:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:07,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1222 states and 1862 transitions. [2023-11-19 03:40:07,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1862 transitions. [2023-11-19 03:40:07,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 03:40:07,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:07,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2023-11-19 03:40:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:07,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1235 states and 1893 transitions. [2023-11-19 03:40:07,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1893 transitions. [2023-11-19 03:40:07,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 03:40:07,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:07,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:07,882 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:40:07,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1236 states and 1894 transitions. [2023-11-19 03:40:07,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1894 transitions. [2023-11-19 03:40:07,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 03:40:07,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:07,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:08,197 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2023-11-19 03:40:09,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:09,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1242 states and 1915 transitions. [2023-11-19 03:40:09,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1915 transitions. [2023-11-19 03:40:09,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 03:40:09,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:09,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:09,374 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2023-11-19 03:40:10,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:10,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1249 states and 1939 transitions. [2023-11-19 03:40:10,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1939 transitions. [2023-11-19 03:40:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 03:40:10,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:10,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 03:40:11,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1255 states and 1956 transitions. [2023-11-19 03:40:11,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1956 transitions. [2023-11-19 03:40:11,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 03:40:11,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:11,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:11,994 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2023-11-19 03:40:12,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:12,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1268 states and 1988 transitions. [2023-11-19 03:40:12,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1988 transitions. [2023-11-19 03:40:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 03:40:12,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:12,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:12,641 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2023-11-19 03:40:12,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:12,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1270 states and 1990 transitions. [2023-11-19 03:40:12,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1990 transitions. [2023-11-19 03:40:12,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 03:40:12,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:12,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-19 03:40:13,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1271 states and 1991 transitions. [2023-11-19 03:40:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1991 transitions. [2023-11-19 03:40:13,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 03:40:13,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:13,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:13,374 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2023-11-19 03:40:13,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:13,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1275 states and 1999 transitions. [2023-11-19 03:40:13,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1999 transitions. [2023-11-19 03:40:13,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 03:40:13,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:13,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:13,921 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2023-11-19 03:40:14,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:14,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1279 states and 2009 transitions. [2023-11-19 03:40:14,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2009 transitions. [2023-11-19 03:40:14,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 03:40:14,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:14,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:14,488 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 03:40:15,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:15,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1286 states and 2026 transitions. [2023-11-19 03:40:15,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2026 transitions. [2023-11-19 03:40:15,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-19 03:40:15,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:15,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:15,750 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-19 03:40:15,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:15,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1287 states and 2027 transitions. [2023-11-19 03:40:15,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2027 transitions. [2023-11-19 03:40:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 03:40:15,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:15,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat