./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi --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 ec1c916a4e8241683d3d78dd3b5f266227914917d53067d3c7741f08a3fdd65b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:58,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:58,532 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 23:10:58,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:58,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:58,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:58,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:58,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:58,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:58,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:58,584 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:58,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:58,585 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:58,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:58,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:58,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:58,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:58,588 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:58,589 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:58,589 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:58,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:58,590 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:58,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:58,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:58,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:58,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:58,593 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:58,593 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:58,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:58,594 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:58,596 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_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec1c916a4e8241683d3d78dd3b5f266227914917d53067d3c7741f08a3fdd65b [2023-11-24 23:10:58,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:58,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:58,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:58,920 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:58,921 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:58,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-24 23:11:02,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:02,650 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:02,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-24 23:11:02,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/data/7344c7526/3d033353fc0243919db05089d6909bb8/FLAGe33a010d4 [2023-11-24 23:11:02,723 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/data/7344c7526/3d033353fc0243919db05089d6909bb8 [2023-11-24 23:11:02,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:02,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:02,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:02,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:02,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:02,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:02" (1/1) ... [2023-11-24 23:11:02,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b63ca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:02, skipping insertion in model container [2023-11-24 23:11:02,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:02" (1/1) ... [2023-11-24 23:11:02,899 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:04,692 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_e0746706-700b-43aa-b56a-c095bc3c97aa/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2023-11-24 23:11:04,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:04,773 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:04,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3317-3318] [2023-11-24 23:11:04,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3355] [2023-11-24 23:11:04,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3358] [2023-11-24 23:11:04,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3361] [2023-11-24 23:11:04,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3364] [2023-11-24 23:11:05,180 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5603] [2023-11-24 23:11:05,181 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5608] [2023-11-24 23:11:05,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5613] [2023-11-24 23:11:05,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5618] [2023-11-24 23:11:05,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5652] [2023-11-24 23:11:05,185 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5657] [2023-11-24 23:11:05,186 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5662] [2023-11-24 23:11:05,186 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5667] [2023-11-24 23:11:05,258 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_e0746706-700b-43aa-b56a-c095bc3c97aa/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2023-11-24 23:11:05,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:05,324 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:05,325 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:05,325 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:05,333 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:05,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05 WrapperNode [2023-11-24 23:11:05,333 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:05,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:05,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:05,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:05,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,624 INFO L138 Inliner]: procedures = 187, calls = 2503, calls flagged for inlining = 73, calls inlined = 73, statements flattened = 5372 [2023-11-24 23:11:05,624 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:05,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:05,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:05,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:05,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,872 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:05,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:05,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:05,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:05,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:06,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:06,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:06,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0746706-700b-43aa-b56a-c095bc3c97aa/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-24 23:11:06,111 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-24 23:11:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:11:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2023-11-24 23:11:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2023-11-24 23:11:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-24 23:11:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-24 23:11:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-24 23:11:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:11:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:11:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:11:06,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:11:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:11:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:11:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:11:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-11-24 23:11:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-11-24 23:11:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2023-11-24 23:11:06,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2023-11-24 23:11:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister [2023-11-24 23:11:06,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister [2023-11-24 23:11:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2023-11-24 23:11:06,116 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2023-11-24 23:11:06,116 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2023-11-24 23:11:06,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2023-11-24 23:11:06,117 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-24 23:11:06,117 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-24 23:11:06,118 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-24 23:11:06,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-24 23:11:06,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:11:06,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:11:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-24 23:11:06,119 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-24 23:11:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2023-11-24 23:11:06,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2023-11-24 23:11:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2023-11-24 23:11:06,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2023-11-24 23:11:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2023-11-24 23:11:06,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2023-11-24 23:11:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2023-11-24 23:11:06,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2023-11-24 23:11:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:11:06,120 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:11:06,121 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2023-11-24 23:11:06,121 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2023-11-24 23:11:06,121 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2023-11-24 23:11:06,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2023-11-24 23:11:06,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:11:06,121 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-24 23:11:06,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-24 23:11:06,122 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-24 23:11:06,122 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-24 23:11:06,122 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2023-11-24 23:11:06,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2023-11-24 23:11:06,122 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2023-11-24 23:11:06,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2023-11-24 23:11:06,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:11:06,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:11:06,124 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-24 23:11:06,125 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-24 23:11:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2023-11-24 23:11:06,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2023-11-24 23:11:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:11:06,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:11:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2023-11-24 23:11:06,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2023-11-24 23:11:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2023-11-24 23:11:06,127 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2023-11-24 23:11:06,127 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2023-11-24 23:11:06,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2023-11-24 23:11:06,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-24 23:11:06,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-24 23:11:06,128 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:11:06,128 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:11:06,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2023-11-24 23:11:06,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2023-11-24 23:11:06,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2023-11-24 23:11:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2023-11-24 23:11:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2023-11-24 23:11:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2023-11-24 23:11:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2023-11-24 23:11:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2023-11-24 23:11:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:11:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2023-11-24 23:11:06,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2023-11-24 23:11:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2023-11-24 23:11:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2023-11-24 23:11:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-24 23:11:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-24 23:11:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:11:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:11:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2023-11-24 23:11:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2023-11-24 23:11:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2023-11-24 23:11:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2023-11-24 23:11:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:11:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:11:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:11:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-24 23:11:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:11:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2023-11-24 23:11:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2023-11-24 23:11:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2023-11-24 23:11:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2023-11-24 23:11:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2023-11-24 23:11:06,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2023-11-24 23:11:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-24 23:11:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-24 23:11:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2023-11-24 23:11:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2023-11-24 23:11:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:11:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-24 23:11:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-24 23:11:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-24 23:11:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-24 23:11:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-11-24 23:11:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-11-24 23:11:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:11:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:11:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2023-11-24 23:11:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2023-11-24 23:11:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2023-11-24 23:11:06,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2023-11-24 23:11:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:11:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2023-11-24 23:11:06,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2023-11-24 23:11:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-24 23:11:06,139 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-24 23:11:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:11:06,140 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:11:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:11:06,140 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:11:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2023-11-24 23:11:06,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2023-11-24 23:11:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:11:06,141 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:11:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-24 23:11:06,141 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-24 23:11:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-24 23:11:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-24 23:11:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-11-24 23:11:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-11-24 23:11:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-24 23:11:06,147 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-24 23:11:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-24 23:11:06,147 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-24 23:11:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-24 23:11:06,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-24 23:11:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2023-11-24 23:11:06,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2023-11-24 23:11:06,150 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-11-24 23:11:06,150 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-11-24 23:11:06,155 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-24 23:11:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-24 23:11:06,155 INFO L130 BoogieDeclarations]: Found specification of procedure ti_drain [2023-11-24 23:11:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_drain [2023-11-24 23:11:06,156 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-24 23:11:06,156 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-24 23:11:06,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:06,156 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2023-11-24 23:11:06,156 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2023-11-24 23:11:06,156 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2023-11-24 23:11:06,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2023-11-24 23:11:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2023-11-24 23:11:06,157 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2023-11-24 23:11:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:11:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-24 23:11:06,157 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-24 23:11:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:06,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:06,830 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:06,834 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:07,554 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:11:24,504 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:27,119 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:27,119 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:11:27,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:27 BoogieIcfgContainer [2023-11-24 23:11:27,122 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:27,124 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:27,124 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:27,135 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:27,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:27" (1/1) ... [2023-11-24 23:11:27,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:27,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:27,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1476 states and 2211 transitions. [2023-11-24 23:11:27,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2211 transitions. [2023-11-24 23:11:27,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-24 23:11:27,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:27,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:30,853 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2023-11-24 23:11:40,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:11:41,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:41,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1482 states and 2305 transitions. [2023-11-24 23:11:41,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2305 transitions. [2023-11-24 23:11:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 23:11:41,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:41,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:43,760 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2023-11-24 23:11:43,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:43,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1483 states and 2306 transitions. [2023-11-24 23:11:43,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2306 transitions. [2023-11-24 23:11:43,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-24 23:11:43,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:43,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:46,225 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2023-11-24 23:11:46,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:46,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1485 states and 2309 transitions. [2023-11-24 23:11:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2309 transitions. [2023-11-24 23:11:46,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-24 23:11:46,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:46,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:48,563 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2023-11-24 23:11:48,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1488 states and 2382 transitions. [2023-11-24 23:11:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2382 transitions. [2023-11-24 23:11:48,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-24 23:11:48,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:48,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:51,546 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2023-11-24 23:11:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:52,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1493 states and 2460 transitions. [2023-11-24 23:11:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2460 transitions. [2023-11-24 23:11:52,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-24 23:11:52,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:52,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms