./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/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_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/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_befe6f41-b294-4c34-a042-9deed970fb39/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 c247f7785da4bad35b227af25ef3ffc26bc077e1b05f1520f2d707a8c759410c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:51,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:51,627 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:30:51,631 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:51,632 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:51,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:51,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:51,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:51,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:51,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:51,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:51,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:51,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:51,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:51,666 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:51,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:51,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:51,668 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:51,669 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:51,670 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:51,670 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:51,671 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:51,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:51,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:51,672 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:51,673 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:51,673 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:51,674 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:51,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:51,674 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:51,675 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_befe6f41-b294-4c34-a042-9deed970fb39/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c247f7785da4bad35b227af25ef3ffc26bc077e1b05f1520f2d707a8c759410c [2023-11-21 18:30:51,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:52,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:52,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:52,029 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:52,029 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:52,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i [2023-11-21 18:30:55,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:55,847 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:55,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i [2023-11-21 18:30:55,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/data/9ab30f584/79cde9e10e2f43b583344b9d74aff65b/FLAG43e453b87 [2023-11-21 18:30:55,929 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/data/9ab30f584/79cde9e10e2f43b583344b9d74aff65b [2023-11-21 18:30:55,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:55,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:55,935 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:55,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:55,944 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:55,945 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@690a96cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55, skipping insertion in model container [2023-11-21 18:30:55,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:56,131 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:58,531 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_befe6f41-b294-4c34-a042-9deed970fb39/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298288,298301] [2023-11-21 18:30:58,536 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_befe6f41-b294-4c34-a042-9deed970fb39/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298435,298448] [2023-11-21 18:30:58,536 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_befe6f41-b294-4c34-a042-9deed970fb39/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298574,298587] [2023-11-21 18:30:58,537 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_befe6f41-b294-4c34-a042-9deed970fb39/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298732,298745] [2023-11-21 18:30:58,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:58,683 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:58,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5396] [2023-11-21 18:30:58,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5403] [2023-11-21 18:30:58,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5410] [2023-11-21 18:30:59,095 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_befe6f41-b294-4c34-a042-9deed970fb39/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298288,298301] [2023-11-21 18:30:59,096 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_befe6f41-b294-4c34-a042-9deed970fb39/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298435,298448] [2023-11-21 18:30:59,097 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_befe6f41-b294-4c34-a042-9deed970fb39/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298574,298587] [2023-11-21 18:30:59,097 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_befe6f41-b294-4c34-a042-9deed970fb39/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298732,298745] [2023-11-21 18:30:59,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:59,344 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:59,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59 WrapperNode [2023-11-21 18:30:59,345 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:59,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:59,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:59,348 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:59,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:30:59,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:30:59,806 INFO L138 Inliner]: procedures = 311, calls = 3195, calls flagged for inlining = 173, calls inlined = 160, statements flattened = 5946 [2023-11-21 18:30:59,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:59,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:59,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:59,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:59,820 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:30:59,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:30:59,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:30:59,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:31:00,088 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:31:00,113 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:31:00,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:31:00,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:31:00,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:00,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:00,197 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:00,197 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:00,198 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:31:00,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:00,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:00,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:00,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_befe6f41-b294-4c34-a042-9deed970fb39/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:00,277 INFO L130 BoogieDeclarations]: Found specification of procedure read_bulk_callback [2023-11-21 18:31:00,277 INFO L138 BoogieDeclarations]: Found implementation of procedure read_bulk_callback [2023-11-21 18:31:00,277 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-21 18:31:00,277 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-21 18:31:00,277 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-21 18:31:00,278 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-21 18:31:00,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:31:00,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:31:00,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 18:31:00,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 18:31:00,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 18:31:00,281 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 18:31:00,281 INFO L130 BoogieDeclarations]: Found specification of procedure write_mii_word [2023-11-21 18:31:00,281 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mii_word [2023-11-21 18:31:00,281 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-21 18:31:00,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-21 18:31:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 18:31:00,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 18:31:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2023-11-21 18:31:00,282 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2023-11-21 18:31:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2023-11-21 18:31:00,283 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2023-11-21 18:31:00,283 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-21 18:31:00,283 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-21 18:31:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2023-11-21 18:31:00,284 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2023-11-21 18:31:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure read_mii_word [2023-11-21 18:31:00,284 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mii_word [2023-11-21 18:31:00,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-21 18:31:00,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-21 18:31:00,286 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-21 18:31:00,286 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-21 18:31:00,286 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_open [2023-11-21 18:31:00,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_open [2023-11-21 18:31:00,288 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-21 18:31:00,288 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-21 18:31:00,288 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-21 18:31:00,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-21 18:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-21 18:31:00,289 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-21 18:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure read_eprom_word [2023-11-21 18:31:00,289 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eprom_word [2023-11-21 18:31:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-21 18:31:00,290 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-21 18:31:00,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:31:00,290 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_nway_reset [2023-11-21 18:31:00,290 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_nway_reset [2023-11-21 18:31:00,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-21 18:31:00,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-21 18:31:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-21 18:31:00,291 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-21 18:31:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-21 18:31:00,291 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-21 18:31:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 18:31:00,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 18:31:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_resume [2023-11-21 18:31:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_resume [2023-11-21 18:31:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:31:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 18:31:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 18:31:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 18:31:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 18:31:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-21 18:31:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-21 18:31:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-21 18:31:00,296 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-21 18:31:00,296 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_tx_timeout [2023-11-21 18:31:00,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_tx_timeout [2023-11-21 18:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-21 18:31:00,297 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-21 18:31:00,297 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_dec_workqueue [2023-11-21 18:31:00,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_dec_workqueue [2023-11-21 18:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-21 18:31:00,298 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-21 18:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-21 18:31:00,298 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-21 18:31:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urbs [2023-11-21 18:31:00,299 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urbs [2023-11-21 18:31:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-21 18:31:00,299 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-21 18:31:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-21 18:31:00,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-21 18:31:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_disconnect [2023-11-21 18:31:00,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_disconnect [2023-11-21 18:31:00,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-21 18:31:00,300 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-21 18:31:00,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:31:00,300 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2023-11-21 18:31:00,300 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2023-11-21 18:31:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:31:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure __mii_op [2023-11-21 18:31:00,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __mii_op [2023-11-21 18:31:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 18:31:00,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-21 18:31:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-21 18:31:00,302 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-21 18:31:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:31:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-21 18:31:00,303 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-21 18:31:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-21 18:31:00,304 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-21 18:31:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure intr_callback [2023-11-21 18:31:00,304 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_callback [2023-11-21 18:31:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 18:31:00,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 18:31:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_wol [2023-11-21 18:31:00,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_wol [2023-11-21 18:31:00,305 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2023-11-21 18:31:00,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2023-11-21 18:31:00,305 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-21 18:31:00,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-21 18:31:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-21 18:31:00,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-21 18:31:00,306 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 18:31:00,307 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 18:31:00,307 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-21 18:31:00,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-21 18:31:00,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pegasus_exit_11_2 [2023-11-21 18:31:00,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pegasus_exit_11_2 [2023-11-21 18:31:00,307 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 18:31:00,308 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 18:31:00,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:31:00,309 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-21 18:31:00,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-21 18:31:00,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 18:31:00,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 18:31:00,309 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_multicast [2023-11-21 18:31:00,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_multicast [2023-11-21 18:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure set_register [2023-11-21 18:31:00,310 INFO L138 BoogieDeclarations]: Found implementation of procedure set_register [2023-11-21 18:31:00,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:31:00,311 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-21 18:31:00,311 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-21 18:31:00,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-21 18:31:00,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-21 18:31:00,312 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2023-11-21 18:31:00,312 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2023-11-21 18:31:00,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:00,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 18:31:00,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 18:31:00,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:31:00,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 18:31:00,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 18:31:00,314 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-21 18:31:00,314 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-21 18:31:00,314 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-21 18:31:00,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-21 18:31:00,314 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-21 18:31:00,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-21 18:31:00,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-21 18:31:00,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-21 18:31:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_close [2023-11-21 18:31:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_close [2023-11-21 18:31:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-21 18:31:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-21 18:31:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2023-11-21 18:31:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2023-11-21 18:31:00,323 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-21 18:31:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-21 18:31:00,324 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-21 18:31:00,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_3_4 [2023-11-21 18:31:00,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_3_4 [2023-11-21 18:31:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:31:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2023-11-21 18:31:00,330 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2023-11-21 18:31:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-21 18:31:00,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-21 18:31:00,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:00,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:01,246 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:01,251 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:02,077 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 18:31:09,279 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-21 18:31:09,839 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:12,073 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:12,073 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:31:12,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:12 BoogieIcfgContainer [2023-11-21 18:31:12,076 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:12,078 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:12,078 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:12,089 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:12,089 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:12" (1/1) ... [2023-11-21 18:31:12,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:31:12,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1124 states and 1616 transitions. [2023-11-21 18:31:12,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1616 transitions. [2023-11-21 18:31:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-21 18:31:12,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:12,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-21 18:31:14,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:14,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1133 states and 1632 transitions. [2023-11-21 18:31:14,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1632 transitions. [2023-11-21 18:31:14,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-21 18:31:14,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:14,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:15,151 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2023-11-21 18:31:15,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:15,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1138 states and 1647 transitions. [2023-11-21 18:31:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1647 transitions. [2023-11-21 18:31:15,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-21 18:31:15,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:15,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:15,999 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:31:16,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:16,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1142 states and 1655 transitions. [2023-11-21 18:31:16,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1655 transitions. [2023-11-21 18:31:16,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-21 18:31:16,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:16,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2023-11-21 18:31:16,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:16,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1148 states and 1672 transitions. [2023-11-21 18:31:16,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1672 transitions. [2023-11-21 18:31:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-21 18:31:16,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:16,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:17,614 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:31:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:17,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1152 states and 1680 transitions. [2023-11-21 18:31:17,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1680 transitions. [2023-11-21 18:31:17,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-21 18:31:17,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:17,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:18,240 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:31:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:18,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1158 states and 1711 transitions. [2023-11-21 18:31:18,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1711 transitions. [2023-11-21 18:31:18,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-21 18:31:18,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:18,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:19,040 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:31:19,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:19,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1163 states and 1721 transitions. [2023-11-21 18:31:19,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1721 transitions. [2023-11-21 18:31:19,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-21 18:31:19,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:19,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:19,525 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2023-11-21 18:31:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1164 states and 1721 transitions. [2023-11-21 18:31:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1721 transitions. [2023-11-21 18:31:19,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-21 18:31:19,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:19,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2023-11-21 18:31:20,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1175 states and 1747 transitions. [2023-11-21 18:31:20,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1747 transitions. [2023-11-21 18:31:20,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-21 18:31:20,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:31:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1182 states and 1768 transitions. [2023-11-21 18:31:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1768 transitions. [2023-11-21 18:31:21,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-21 18:31:21,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:21,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:22,514 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:31:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:22,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1183 states and 1769 transitions. [2023-11-21 18:31:22,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1769 transitions. [2023-11-21 18:31:22,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-21 18:31:22,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:22,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:22,984 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2023-11-21 18:31:23,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:23,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1187 states and 1772 transitions. [2023-11-21 18:31:23,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1772 transitions. [2023-11-21 18:31:23,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-21 18:31:23,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:23,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:23,583 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-21 18:31:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1190 states and 1779 transitions. [2023-11-21 18:31:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1779 transitions. [2023-11-21 18:31:23,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-21 18:31:23,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:23,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:24,314 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:31:24,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:24,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1199 states and 1805 transitions. [2023-11-21 18:31:24,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1805 transitions. [2023-11-21 18:31:24,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-21 18:31:24,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:24,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:25,585 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:31:25,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:25,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1200 states and 1806 transitions. [2023-11-21 18:31:25,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1806 transitions. [2023-11-21 18:31:25,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-21 18:31:25,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:25,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,181 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2023-11-21 18:31:26,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1202 states and 1808 transitions. [2023-11-21 18:31:26,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1808 transitions. [2023-11-21 18:31:26,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-21 18:31:26,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,775 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2023-11-21 18:31:26,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1204 states and 1810 transitions. [2023-11-21 18:31:26,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1810 transitions. [2023-11-21 18:31:26,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-21 18:31:26,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,357 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-21 18:31:27,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1208 states and 1820 transitions. [2023-11-21 18:31:27,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1820 transitions. [2023-11-21 18:31:27,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-21 18:31:27,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2023-11-21 18:31:28,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:28,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1214 states and 1841 transitions. [2023-11-21 18:31:28,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1841 transitions. [2023-11-21 18:31:28,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-21 18:31:28,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:28,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2023-11-21 18:31:29,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:29,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1220 states and 1861 transitions. [2023-11-21 18:31:29,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1861 transitions. [2023-11-21 18:31:29,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-21 18:31:29,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:29,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:30,136 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-11-21 18:31:30,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:30,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1221 states and 1862 transitions. [2023-11-21 18:31:30,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1862 transitions. [2023-11-21 18:31:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-21 18:31:30,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:30,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:30,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:31,014 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2023-11-21 18:31:32,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:32,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1227 states and 1877 transitions. [2023-11-21 18:31:32,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1877 transitions. [2023-11-21 18:31:32,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-21 18:31:32,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:32,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:32,836 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:31:32,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1239 states and 1904 transitions. [2023-11-21 18:31:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1904 transitions. [2023-11-21 18:31:32,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-21 18:31:32,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:32,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2023-11-21 18:31:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1243 states and 1912 transitions. [2023-11-21 18:31:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1912 transitions. [2023-11-21 18:31:34,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-21 18:31:34,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:34,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-21 18:31:34,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:34,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1249 states and 1938 transitions. [2023-11-21 18:31:34,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1938 transitions. [2023-11-21 18:31:34,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-21 18:31:34,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:34,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:35,473 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-21 18:31:35,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:35,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1253 states and 1949 transitions. [2023-11-21 18:31:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1949 transitions. [2023-11-21 18:31:35,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-21 18:31:35,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:35,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms