./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-mutex_drivers-net-netconsole.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2 --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 71a59a3596571aa79fb44a527a9b6a33b40c9acdae164ed96a4388ebcdf2e0df --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:14,753 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:14,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:51:14,879 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:51:14,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:51:14,918 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:14,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:14,920 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:14,921 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:14,926 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:14,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:14,928 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:14,928 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:51:14,930 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:14,930 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:14,931 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:14,931 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:14,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:14,932 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:14,933 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:14,933 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:14,934 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:14,934 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:14,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:14,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:14,936 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:14,936 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:14,937 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:51:14,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:51:14,938 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:14,939 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71a59a3596571aa79fb44a527a9b6a33b40c9acdae164ed96a4388ebcdf2e0df [2023-11-21 18:51:15,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:15,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:15,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:15,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:15,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:15,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i [2023-11-21 18:51:18,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:18,977 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:18,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i [2023-11-21 18:51:19,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/data/ce2e38272/60ef3fc2cf4d491b8a9ef41914bfade0/FLAG60c51357e [2023-11-21 18:51:19,047 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/data/ce2e38272/60ef3fc2cf4d491b8a9ef41914bfade0 [2023-11-21 18:51:19,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:19,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:19,058 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:19,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:19,063 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:19,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:19" (1/1) ... [2023-11-21 18:51:19,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@676789a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:19, skipping insertion in model container [2023-11-21 18:51:19,065 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:19" (1/1) ... [2023-11-21 18:51:19,321 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:21,497 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311030,311043] [2023-11-21 18:51:21,502 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311196,311209] [2023-11-21 18:51:21,505 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311360,311373] [2023-11-21 18:51:21,505 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311525,311538] [2023-11-21 18:51:21,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:21,583 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:21,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5224] [2023-11-21 18:51:21,707 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5227] [2023-11-21 18:51:21,708 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5230] [2023-11-21 18:51:21,708 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5233] [2023-11-21 18:51:21,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5264] [2023-11-21 18:51:21,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5267] [2023-11-21 18:51:21,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5270] [2023-11-21 18:51:21,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5273] [2023-11-21 18:51:21,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5304] [2023-11-21 18:51:21,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5307] [2023-11-21 18:51:21,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5310] [2023-11-21 18:51:21,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5313] [2023-11-21 18:51:21,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5344] [2023-11-21 18:51:21,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5347] [2023-11-21 18:51:21,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5350] [2023-11-21 18:51:21,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [5353] [2023-11-21 18:51:21,896 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311030,311043] [2023-11-21 18:51:21,898 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311196,311209] [2023-11-21 18:51:21,899 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311360,311373] [2023-11-21 18:51:21,899 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_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-netconsole.cil.i[311525,311538] [2023-11-21 18:51:21,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:22,068 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:22,069 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:22,078 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:22,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22 WrapperNode [2023-11-21 18:51:22,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:22,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:22,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:22,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:22,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,391 INFO L138 Inliner]: procedures = 289, calls = 1055, calls flagged for inlining = 163, calls inlined = 153, statements flattened = 3421 [2023-11-21 18:51:22,392 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:22,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:22,393 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:22,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:22,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,431 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:22,703 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:22,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:22,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:22,705 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:22" (1/1) ... [2023-11-21 18:51:22,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:22,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:22,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:22,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a9affd-581a-40ea-b1fe-6b62cd1ac9a0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure show_enabled [2023-11-21 18:51:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure show_enabled [2023-11-21 18:51:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2023-11-21 18:51:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2023-11-21 18:51:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:51:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:51:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 18:51:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 18:51:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 18:51:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 18:51:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_mac [2023-11-21 18:51:22,789 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_mac [2023-11-21 18:51:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_put [2023-11-21 18:51:22,791 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_put [2023-11-21 18:51:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_ip [2023-11-21 18:51:22,792 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_ip [2023-11-21 18:51:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 18:51:22,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 18:51:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-21 18:51:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure show_dev_name [2023-11-21 18:51:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dev_name [2023-11-21 18:51:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2023-11-21 18:51:22,796 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2023-11-21 18:51:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure drop_netconsole_target [2023-11-21 18:51:22,796 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_netconsole_target [2023-11-21 18:51:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure free_param_target [2023-11-21 18:51:22,797 INFO L138 BoogieDeclarations]: Found implementation of procedure free_param_target [2023-11-21 18:51:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:51:22,797 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:51:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_get [2023-11-21 18:51:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_get [2023-11-21 18:51:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_mac [2023-11-21 18:51:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_mac [2023-11-21 18:51:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_ip [2023-11-21 18:51:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_ip [2023-11-21 18:51:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 18:51:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 18:51:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-21 18:51:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-21 18:51:22,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_netconsole_target [2023-11-21 18:51:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_netconsole_target [2023-11-21 18:51:22,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:51:22,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:51:22,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-21 18:51:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-21 18:51:22,801 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-21 18:51:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-21 18:51:22,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 18:51:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 18:51:22,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-21 18:51:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-21 18:51:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 18:51:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 18:51:22,805 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_release [2023-11-21 18:51:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_release [2023-11-21 18:51:22,805 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_attr_show [2023-11-21 18:51:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_attr_show [2023-11-21 18:51:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure make_netconsole_target [2023-11-21 18:51:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure make_netconsole_target [2023-11-21 18:51:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:51:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:51:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_cleanup [2023-11-21 18:51:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_cleanup [2023-11-21 18:51:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 18:51:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 18:51:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_setup [2023-11-21 18:51:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_setup [2023-11-21 18:51:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-21 18:51:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-21 18:51:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-21 18:51:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-21 18:51:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-21 18:51:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-21 18:51:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-21 18:51:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-21 18:51:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure store_remote_port [2023-11-21 18:51:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure store_remote_port [2023-11-21 18:51:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-21 18:51:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-21 18:51:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure strnchr [2023-11-21 18:51:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure strnchr [2023-11-21 18:51:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou16 [2023-11-21 18:51:22,812 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou16 [2023-11-21 18:51:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:51:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 18:51:22,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 18:51:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:51:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 18:51:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-21 18:51:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:51:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-21 18:51:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-21 18:51:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure store_enabled [2023-11-21 18:51:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure store_enabled [2023-11-21 18:51:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_ip [2023-11-21 18:51:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_ip [2023-11-21 18:51:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2023-11-21 18:51:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2023-11-21 18:51:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cleanup_netconsole_14_2 [2023-11-21 18:51:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cleanup_netconsole_14_2 [2023-11-21 18:51:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 18:51:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 18:51:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure to_target [2023-11-21 18:51:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure to_target [2023-11-21 18:51:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-21 18:51:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-21 18:51:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_put [2023-11-21 18:51:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_put [2023-11-21 18:51:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:51:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_mac [2023-11-21 18:51:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_mac [2023-11-21 18:51:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure in6_pton [2023-11-21 18:51:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure in6_pton [2023-11-21 18:51:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:51:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-21 18:51:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-21 18:51:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:51:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 18:51:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 18:51:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:51:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-21 18:51:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure store_local_ip [2023-11-21 18:51:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure store_local_ip [2023-11-21 18:51:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure in_aton [2023-11-21 18:51:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure in_aton [2023-11-21 18:51:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-21 18:51:22,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-21 18:51:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-21 18:51:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-21 18:51:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure store_dev_name [2023-11-21 18:51:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure store_dev_name [2023-11-21 18:51:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure show_remote_port [2023-11-21 18:51:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure show_remote_port [2023-11-21 18:51:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure netconsole_target_attr_store [2023-11-21 18:51:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure netconsole_target_attr_store [2023-11-21 18:51:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:51:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure store_local_port [2023-11-21 18:51:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure store_local_port [2023-11-21 18:51:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-21 18:51:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-21 18:51:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_name [2023-11-21 18:51:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_name [2023-11-21 18:51:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_port [2023-11-21 18:51:22,835 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_port [2023-11-21 18:51:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:23,576 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:23,581 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:23,734 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 18:51:26,121 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-21 18:51:26,228 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:27,036 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:27,036 INFO L308 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-21 18:51:27,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:27 BoogieIcfgContainer [2023-11-21 18:51:27,039 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:27,040 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:27,040 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:27,052 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:27,052 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:27" (1/1) ... [2023-11-21 18:51:27,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:51:27,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:27,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1161 states and 1710 transitions. [2023-11-21 18:51:27,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1710 transitions. [2023-11-21 18:51:27,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-11-21 18:51:27,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:27,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:29,280 INFO L134 CoverageAnalysis]: Checked inductivity of 21756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21756 trivial. 0 not checked. [2023-11-21 18:51:29,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:29,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1170 states and 1731 transitions. [2023-11-21 18:51:29,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1731 transitions. [2023-11-21 18:51:29,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-11-21 18:51:29,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:29,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:30,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:31,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1175 states and 1751 transitions. [2023-11-21 18:51:31,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1751 transitions. [2023-11-21 18:51:31,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-21 18:51:31,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:31,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:32,012 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:32,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:32,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1181 states and 1774 transitions. [2023-11-21 18:51:32,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1774 transitions. [2023-11-21 18:51:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-21 18:51:32,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:32,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:33,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:33,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1188 states and 1800 transitions. [2023-11-21 18:51:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1800 transitions. [2023-11-21 18:51:33,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-21 18:51:33,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:33,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:34,552 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21909 trivial. 0 not checked. [2023-11-21 18:51:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:34,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1194 states and 1817 transitions. [2023-11-21 18:51:34,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1817 transitions. [2023-11-21 18:51:34,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-21 18:51:34,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:34,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:35,662 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1202 states and 1846 transitions. [2023-11-21 18:51:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1846 transitions. [2023-11-21 18:51:36,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-21 18:51:36,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:36,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:37,010 INFO L134 CoverageAnalysis]: Checked inductivity of 22061 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 22058 trivial. 0 not checked. [2023-11-21 18:51:37,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:37,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1203 states and 1847 transitions. [2023-11-21 18:51:37,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1847 transitions. [2023-11-21 18:51:37,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 774 [2023-11-21 18:51:37,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:37,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:37,617 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:37,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1205 states and 1848 transitions. [2023-11-21 18:51:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1848 transitions. [2023-11-21 18:51:37,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 774 [2023-11-21 18:51:37,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:37,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:38,430 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:39,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:39,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1214 states and 1880 transitions. [2023-11-21 18:51:39,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1880 transitions. [2023-11-21 18:51:39,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-21 18:51:39,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:39,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:39,594 INFO L134 CoverageAnalysis]: Checked inductivity of 21915 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:39,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:39,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1215 states and 1880 transitions. [2023-11-21 18:51:39,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1880 transitions. [2023-11-21 18:51:39,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-21 18:51:39,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:39,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:40,503 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:41,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:41,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1225 states and 1915 transitions. [2023-11-21 18:51:41,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1915 transitions. [2023-11-21 18:51:41,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-21 18:51:41,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:41,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:42,142 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21909 trivial. 0 not checked. [2023-11-21 18:51:42,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:42,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1232 states and 1943 transitions. [2023-11-21 18:51:42,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1943 transitions. [2023-11-21 18:51:42,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-21 18:51:42,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:42,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:44,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:44,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1243 states and 1981 transitions. [2023-11-21 18:51:44,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1981 transitions. [2023-11-21 18:51:44,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-21 18:51:44,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:44,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:45,730 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21909 trivial. 0 not checked. [2023-11-21 18:51:46,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:46,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1250 states and 2009 transitions. [2023-11-21 18:51:46,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2009 transitions. [2023-11-21 18:51:46,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2023-11-21 18:51:46,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:46,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:47,263 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21909 trivial. 0 not checked. [2023-11-21 18:51:47,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:47,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1257 states and 2036 transitions. [2023-11-21 18:51:47,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2036 transitions. [2023-11-21 18:51:47,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2023-11-21 18:51:47,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:47,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:48,532 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:50,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:50,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1269 states and 2077 transitions. [2023-11-21 18:51:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2077 transitions. [2023-11-21 18:51:50,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2023-11-21 18:51:50,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:50,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:51,090 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21909 trivial. 0 not checked. [2023-11-21 18:51:51,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:51,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1276 states and 2104 transitions. [2023-11-21 18:51:51,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2104 transitions. [2023-11-21 18:51:51,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2023-11-21 18:51:51,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:51,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:52,384 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:54,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:54,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1289 states and 2148 transitions. [2023-11-21 18:51:54,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2148 transitions. [2023-11-21 18:51:54,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2023-11-21 18:51:54,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:54,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:55,138 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21906 trivial. 0 not checked. [2023-11-21 18:51:57,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:57,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1303 states and 2195 transitions. [2023-11-21 18:51:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2195 transitions. [2023-11-21 18:51:57,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2023-11-21 18:51:57,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:57,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:58,037 INFO L134 CoverageAnalysis]: Checked inductivity of 21909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21909 trivial. 0 not checked. [2023-11-21 18:51:58,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:58,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1310 states and 2223 transitions. [2023-11-21 18:51:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2223 transitions. [2023-11-21 18:51:58,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2023-11-21 18:51:58,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:58,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat