./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/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_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/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_9952efb9-3564-44d8-a4ed-c43c3a118ad7/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 106df4f5c2a241158f9b42d6bacea5fef4152f7015c080096ac6f687357e10b4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:39,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:39,196 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 23:08:39,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:39,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:39,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:39,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:08:39,237 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:08:39,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:39,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:39,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:39,240 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:08:39,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:39,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:39,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:08:39,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:39,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:08:39,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:08:39,244 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:39,245 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:39,245 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:39,246 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:39,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:39,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:39,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:39,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:39,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:08:39,250 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:39,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:39,251 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:08:39,251 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_9952efb9-3564-44d8-a4ed-c43c3a118ad7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 106df4f5c2a241158f9b42d6bacea5fef4152f7015c080096ac6f687357e10b4 [2023-11-24 23:08:39,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:39,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:39,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:39,641 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:39,642 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:39,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2023-11-24 23:08:42,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:43,487 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:43,488 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2023-11-24 23:08:43,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/data/ffe042e12/ab1275c8d0f84ffeb8665528b127b9e8/FLAG9263731db [2023-11-24 23:08:43,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/data/ffe042e12/ab1275c8d0f84ffeb8665528b127b9e8 [2023-11-24 23:08:43,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:43,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:43,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:43,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:43,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:43,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:43" (1/1) ... [2023-11-24 23:08:43,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7668c0ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:43, skipping insertion in model container [2023-11-24 23:08:43,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:43" (1/1) ... [2023-11-24 23:08:43,753 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:45,788 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_9952efb9-3564-44d8-a4ed-c43c3a118ad7/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2023-11-24 23:08:45,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:45,956 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:46,146 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"); [6103] [2023-11-24 23:08:46,148 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6111-6112] [2023-11-24 23:08:46,149 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6119] [2023-11-24 23:08:46,154 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/exper_fp/inst/current/envs/linux-3.10-rc1.tar/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [6179-6180] [2023-11-24 23:08:46,155 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6185-6187] [2023-11-24 23:08:46,474 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_9952efb9-3564-44d8-a4ed-c43c3a118ad7/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2023-11-24 23:08:46,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:46,624 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:46,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46 WrapperNode [2023-11-24 23:08:46,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:46,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:46,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:46,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:46,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:46,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:46,889 INFO L138 Inliner]: procedures = 216, calls = 1507, calls flagged for inlining = 108, calls inlined = 97, statements flattened = 3449 [2023-11-24 23:08:46,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:46,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:46,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:46,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:46,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:46,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:46,920 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:46,921 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:47,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:47,067 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:47,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:47,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:47,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:47,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:47,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:47,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:47,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:46" (1/1) ... [2023-11-24 23:08:47,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:47,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:47,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:47,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9952efb9-3564-44d8-a4ed-c43c3a118ad7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:47,267 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-24 23:08:47,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-24 23:08:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2023-11-24 23:08:47,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2023-11-24 23:08:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-24 23:08:47,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-24 23:08:47,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:08:47,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:08:47,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2023-11-24 23:08:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2023-11-24 23:08:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2023-11-24 23:08:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2023-11-24 23:08:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:08:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:08:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2023-11-24 23:08:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2023-11-24 23:08:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2023-11-24 23:08:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2023-11-24 23:08:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-24 23:08:47,273 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-24 23:08:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-24 23:08:47,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-24 23:08:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2023-11-24 23:08:47,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2023-11-24 23:08:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2023-11-24 23:08:47,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2023-11-24 23:08:47,274 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:08:47,274 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:08:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2023-11-24 23:08:47,275 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2023-11-24 23:08:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:08:47,275 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:08:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:08:47,277 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:08:47,277 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:08:47,277 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-11-24 23:08:47,277 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-11-24 23:08:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:08:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:08:47,278 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:08:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-24 23:08:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-24 23:08:47,279 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-24 23:08:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-24 23:08:47,279 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:08:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:08:47,279 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-24 23:08:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-24 23:08:47,279 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-24 23:08:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-24 23:08:47,280 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-24 23:08:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-24 23:08:47,280 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-24 23:08:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-24 23:08:47,280 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2023-11-24 23:08:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2023-11-24 23:08:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-11-24 23:08:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-11-24 23:08:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2023-11-24 23:08:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2023-11-24 23:08:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2023-11-24 23:08:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2023-11-24 23:08:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-24 23:08:47,282 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-24 23:08:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2023-11-24 23:08:47,282 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2023-11-24 23:08:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:08:47,283 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:08:47,284 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:08:47,284 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-24 23:08:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-24 23:08:47,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:08:47,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2023-11-24 23:08:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2023-11-24 23:08:47,285 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2023-11-24 23:08:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2023-11-24 23:08:47,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:08:47,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:08:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:08:47,286 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-24 23:08:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-24 23:08:47,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-24 23:08:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-24 23:08:47,287 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:08:47,287 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:08:47,287 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-24 23:08:47,287 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-24 23:08:47,287 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2023-11-24 23:08:47,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2023-11-24 23:08:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:08:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2023-11-24 23:08:47,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2023-11-24 23:08:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2023-11-24 23:08:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2023-11-24 23:08:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:08:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:08:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2023-11-24 23:08:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2023-11-24 23:08:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2023-11-24 23:08:47,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2023-11-24 23:08:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:08:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:08:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2023-11-24 23:08:47,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2023-11-24 23:08:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:08:47,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:08:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-24 23:08:47,291 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-24 23:08:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2023-11-24 23:08:47,291 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2023-11-24 23:08:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:08:47,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:08:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:08:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:47,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:48,215 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:48,220 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:02,916 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:03,960 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:03,961 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:09:03,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:03 BoogieIcfgContainer [2023-11-24 23:09:03,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:03,965 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:03,965 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:03,977 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:03,978 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:03" (1/1) ... [2023-11-24 23:09:03,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:09:04,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:04,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 890 states and 1296 transitions. [2023-11-24 23:09:04,131 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1296 transitions. [2023-11-24 23:09:04,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:09:04,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:04,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:04,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:04,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 893 states and 1297 transitions. [2023-11-24 23:09:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1297 transitions. [2023-11-24 23:09:04,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:04,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:04,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:05,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:05,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:05,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 898 states and 1308 transitions. [2023-11-24 23:09:05,311 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1308 transitions. [2023-11-24 23:09:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:09:05,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:05,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 904 states and 1320 transitions. [2023-11-24 23:09:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1320 transitions. [2023-11-24 23:09:05,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:09:05,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:05,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:06,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 911 states and 1333 transitions. [2023-11-24 23:09:06,743 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1333 transitions. [2023-11-24 23:09:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:06,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:06,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:06,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:07,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 915 states and 1344 transitions. [2023-11-24 23:09:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1344 transitions. [2023-11-24 23:09:07,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:07,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:07,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:07,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:07,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 917 states and 1348 transitions. [2023-11-24 23:09:07,617 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1348 transitions. [2023-11-24 23:09:07,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:07,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:07,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:07,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:07,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:07,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 918 states and 1349 transitions. [2023-11-24 23:09:07,782 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1349 transitions. [2023-11-24 23:09:07,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:07,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:07,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:07,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:08,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 920 states and 1353 transitions. [2023-11-24 23:09:08,146 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1353 transitions. [2023-11-24 23:09:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:08,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:08,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:08,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 921 states and 1354 transitions. [2023-11-24 23:09:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1354 transitions. [2023-11-24 23:09:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:08,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:08,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 923 states and 1358 transitions. [2023-11-24 23:09:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1358 transitions. [2023-11-24 23:09:08,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:08,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:08,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:08,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 924 states and 1359 transitions. [2023-11-24 23:09:08,903 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1359 transitions. [2023-11-24 23:09:08,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:08,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:09,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:09,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 926 states and 1363 transitions. [2023-11-24 23:09:09,202 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1363 transitions. [2023-11-24 23:09:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:09,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:09,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:09,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:09,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 927 states and 1364 transitions. [2023-11-24 23:09:09,424 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1364 transitions. [2023-11-24 23:09:09,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:09,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:09,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:09,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:09,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 928 states and 1365 transitions. [2023-11-24 23:09:09,581 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1365 transitions. [2023-11-24 23:09:09,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:09,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:09,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:09,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:09,702 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:09,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 929 states and 1365 transitions. [2023-11-24 23:09:09,732 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1365 transitions. [2023-11-24 23:09:09,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:09:09,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:09,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:10,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:10,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 939 states and 1382 transitions. [2023-11-24 23:09:10,089 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1382 transitions. [2023-11-24 23:09:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:09:10,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:10,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:11,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:11,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 944 states and 1395 transitions. [2023-11-24 23:09:11,087 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1395 transitions. [2023-11-24 23:09:11,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:09:11,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:11,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:11,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:11,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:11,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 954 states and 1411 transitions. [2023-11-24 23:09:11,717 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1411 transitions. [2023-11-24 23:09:11,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:09:11,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:11,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:12,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 964 states and 1427 transitions. [2023-11-24 23:09:12,483 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1427 transitions. [2023-11-24 23:09:12,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:09:12,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:12,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:12,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 974 states and 1443 transitions. [2023-11-24 23:09:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1443 transitions. [2023-11-24 23:09:13,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:09:13,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:13,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:09:13,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 975 states and 1444 transitions. [2023-11-24 23:09:13,409 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1444 transitions. [2023-11-24 23:09:13,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:09:13,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:13,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:09:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:13,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 976 states and 1444 transitions. [2023-11-24 23:09:13,615 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1444 transitions. [2023-11-24 23:09:13,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:09:13,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:13,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:14,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:14,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 978 states and 1446 transitions. [2023-11-24 23:09:14,725 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1446 transitions. [2023-11-24 23:09:14,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 23:09:14,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:14,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:14,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:15,113 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:16,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1010 states and 1506 transitions. [2023-11-24 23:09:16,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1506 transitions. [2023-11-24 23:09:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:09:16,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:16,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:16,609 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:09:16,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:16,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1011 states and 1507 transitions. [2023-11-24 23:09:16,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1507 transitions. [2023-11-24 23:09:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:09:16,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:16,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:17,004 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:17,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:17,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1012 states and 1508 transitions. [2023-11-24 23:09:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1508 transitions. [2023-11-24 23:09:17,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:09:17,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:17,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:17,407 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:17,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:17,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1013 states and 1509 transitions. [2023-11-24 23:09:17,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1509 transitions. [2023-11-24 23:09:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-24 23:09:17,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:17,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:09:17,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:17,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1014 states and 1509 transitions. [2023-11-24 23:09:17,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1509 transitions. [2023-11-24 23:09:17,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:09:17,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:17,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:18,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:18,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1015 states and 1510 transitions. [2023-11-24 23:09:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1510 transitions. [2023-11-24 23:09:18,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:09:18,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:18,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:18,355 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:18,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1026 states and 1534 transitions. [2023-11-24 23:09:18,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1534 transitions. [2023-11-24 23:09:18,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-24 23:09:18,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:18,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:19,278 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:19,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:19,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1027 states and 1535 transitions. [2023-11-24 23:09:19,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1535 transitions. [2023-11-24 23:09:19,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-24 23:09:19,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:19,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:19,630 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:19,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:19,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1028 states and 1536 transitions. [2023-11-24 23:09:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1536 transitions. [2023-11-24 23:09:19,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-24 23:09:19,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:19,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:19,978 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:20,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:20,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1029 states and 1537 transitions. [2023-11-24 23:09:20,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1537 transitions. [2023-11-24 23:09:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-24 23:09:20,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:20,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:20,645 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:09:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:22,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1031 states and 1538 transitions. [2023-11-24 23:09:22,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1538 transitions. [2023-11-24 23:09:22,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-24 23:09:22,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:22,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:22,489 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:09:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:23,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1033 states and 1539 transitions. [2023-11-24 23:09:23,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1539 transitions. [2023-11-24 23:09:23,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:09:23,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:23,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:23,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:09:24,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:24,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1035 states and 1540 transitions. [2023-11-24 23:09:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1540 transitions. [2023-11-24 23:09:24,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:09:24,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:24,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:24,510 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:28,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:09:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:28,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1069 states and 1600 transitions. [2023-11-24 23:09:28,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1600 transitions. [2023-11-24 23:09:28,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-24 23:09:28,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:28,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat