./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:43:57,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:43:57,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:43:57,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:43:57,314 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:43:57,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:43:57,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:43:57,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:43:57,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:43:57,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:43:57,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:43:57,345 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:43:57,345 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:43:57,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:43:57,347 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:43:57,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:43:57,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:43:57,349 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:43:57,349 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:43:57,350 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:43:57,351 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:43:57,356 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:43:57,356 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:43:57,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:57,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:43:57,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:43:57,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:43:57,359 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:43:57,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:43:57,360 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:43:57,361 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_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 [2023-11-19 02:43:57,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:43:57,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:43:57,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:43:57,704 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:43:57,705 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:43:57,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2023-11-19 02:44:00,722 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:44:01,281 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:44:01,282 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2023-11-19 02:44:01,331 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/data/f8517f5b1/46e147256020422982d89834322f14ba/FLAG27c16af16 [2023-11-19 02:44:01,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/data/f8517f5b1/46e147256020422982d89834322f14ba [2023-11-19 02:44:01,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:44:01,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:44:01,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:44:01,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:44:01,369 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:44:01,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:01" (1/1) ... [2023-11-19 02:44:01,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f36375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:01, skipping insertion in model container [2023-11-19 02:44:01,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:01" (1/1) ... [2023-11-19 02:44:01,531 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:44:02,880 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_d584176d-49c4-492e-ba4b-6e481c850703/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2023-11-19 02:44:03,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:44:03,054 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:44:03,191 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/zakharov_benchmarks/bench/cpa/inst/current/envs/linux-3.8-rc1/linux-3.8-rc1/arch/x86/include/asm/paravirt.h"), "i" (825), "i" (12UL)); [6558-6559] [2023-11-19 02:44:03,193 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6564-6566] [2023-11-19 02:44:03,457 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_d584176d-49c4-492e-ba4b-6e481c850703/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2023-11-19 02:44:03,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:44:03,531 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:44:03,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03 WrapperNode [2023-11-19 02:44:03,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:44:03,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:44:03,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:44:03,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:44:03,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,732 INFO L138 Inliner]: procedures = 127, calls = 1010, calls flagged for inlining = 54, calls inlined = 42, statements flattened = 975 [2023-11-19 02:44:03,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:44:03,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:44:03,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:44:03,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:44:03,744 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,764 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,864 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,879 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:44:03,880 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:44:03,880 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:44:03,880 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:44:03,881 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:44:03,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:44:03,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:44:03,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d584176d-49c4-492e-ba4b-6e481c850703/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:44:03,967 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 02:44:03,967 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 02:44:03,967 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_exit [2023-11-19 02:44:03,968 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_exit [2023-11-19 02:44:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-19 02:44:03,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-19 02:44:03,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:44:03,969 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 02:44:03,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 02:44:03,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 02:44:03,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 02:44:03,970 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_exit [2023-11-19 02:44:03,970 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_exit [2023-11-19 02:44:03,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:44:03,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 02:44:03,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 02:44:03,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 02:44:03,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 02:44:03,972 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kfree [2023-11-19 02:44:03,973 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_kfree [2023-11-19 02:44:03,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:44:03,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:44:03,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:44:03,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:44:03,974 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_exit [2023-11-19 02:44:03,974 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_exit [2023-11-19 02:44:03,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:44:03,975 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 02:44:03,975 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 02:44:03,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-19 02:44:03,976 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-19 02:44:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:44:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:44:03,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:44:04,446 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:44:04,448 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:44:05,990 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:44:06,516 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:44:06,516 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:44:06,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:06 BoogieIcfgContainer [2023-11-19 02:44:06,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:44:06,524 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:44:06,524 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:44:06,534 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:44:06,534 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:06" (1/1) ... [2023-11-19 02:44:06,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:44:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:06,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 151 states and 215 transitions. [2023-11-19 02:44:06,603 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 215 transitions. [2023-11-19 02:44:06,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:44:06,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:06,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:07,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 156 states and 228 transitions. [2023-11-19 02:44:07,287 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 228 transitions. [2023-11-19 02:44:07,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:44:07,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:07,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:07,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:07,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 166 states and 254 transitions. [2023-11-19 02:44:07,601 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 254 transitions. [2023-11-19 02:44:07,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:44:07,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:07,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:07,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:07,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:07,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 177 states and 281 transitions. [2023-11-19 02:44:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 281 transitions. [2023-11-19 02:44:07,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:44:07,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:07,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:08,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:08,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:08,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 178 states and 282 transitions. [2023-11-19 02:44:08,139 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 282 transitions. [2023-11-19 02:44:08,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:44:08,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:08,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:08,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:08,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:08,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 190 states and 310 transitions. [2023-11-19 02:44:08,594 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 310 transitions. [2023-11-19 02:44:08,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:44:08,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:08,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:08,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:08,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:08,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 191 states and 311 transitions. [2023-11-19 02:44:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 311 transitions. [2023-11-19 02:44:08,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:44:08,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:08,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:08,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:09,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:09,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 194 states and 324 transitions. [2023-11-19 02:44:09,237 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 324 transitions. [2023-11-19 02:44:09,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:44:09,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:09,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:44:09,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:09,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 195 states and 325 transitions. [2023-11-19 02:44:09,507 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 325 transitions. [2023-11-19 02:44:09,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:44:09,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:09,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:09,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:09,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:09,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 196 states and 325 transitions. [2023-11-19 02:44:09,749 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 325 transitions. [2023-11-19 02:44:09,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:44:09,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:09,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:09,846 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:09,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 197 states and 325 transitions. [2023-11-19 02:44:09,867 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 325 transitions. [2023-11-19 02:44:09,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:44:09,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:09,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:10,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 198 states and 325 transitions. [2023-11-19 02:44:10,082 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 325 transitions. [2023-11-19 02:44:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:44:10,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,173 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:10,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 199 states and 326 transitions. [2023-11-19 02:44:10,194 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 326 transitions. [2023-11-19 02:44:10,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:44:10,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:44:10,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 200 states and 326 transitions. [2023-11-19 02:44:10,343 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 326 transitions. [2023-11-19 02:44:10,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:44:10,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:44:10,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 206 states and 341 transitions. [2023-11-19 02:44:10,581 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 341 transitions. [2023-11-19 02:44:10,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:44:10,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,694 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:44:10,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 207 states and 341 transitions. [2023-11-19 02:44:10,717 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 341 transitions. [2023-11-19 02:44:10,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:44:10,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,869 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:44:11,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:11,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 213 states and 356 transitions. [2023-11-19 02:44:11,028 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 356 transitions. [2023-11-19 02:44:11,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:44:11,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:11,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:44:11,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:11,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 214 states and 356 transitions. [2023-11-19 02:44:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 356 transitions. [2023-11-19 02:44:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:44:11,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:11,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:44:11,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:11,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 220 states and 371 transitions. [2023-11-19 02:44:11,398 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 371 transitions. [2023-11-19 02:44:11,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:44:11,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:11,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:11,491 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:11,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:11,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 223 states and 374 transitions. [2023-11-19 02:44:11,517 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 374 transitions. [2023-11-19 02:44:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:44:11,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:11,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:11,658 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:12,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:12,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 226 states and 388 transitions. [2023-11-19 02:44:12,059 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 388 transitions. [2023-11-19 02:44:12,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:44:12,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:12,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:12,147 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:12,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:12,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 227 states and 389 transitions. [2023-11-19 02:44:12,165 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 389 transitions. [2023-11-19 02:44:12,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:44:12,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:12,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:12,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:12,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 232 states and 408 transitions. [2023-11-19 02:44:12,785 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 408 transitions. [2023-11-19 02:44:12,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:44:12,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:12,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:12,900 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:13,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 234 states and 413 transitions. [2023-11-19 02:44:13,042 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 413 transitions. [2023-11-19 02:44:13,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:44:13,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:13,206 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 235 states and 413 transitions. [2023-11-19 02:44:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 413 transitions. [2023-11-19 02:44:13,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:44:13,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:44:13,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 238 states and 424 transitions. [2023-11-19 02:44:13,806 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 424 transitions. [2023-11-19 02:44:13,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:44:13,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:13,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 239 states and 425 transitions. [2023-11-19 02:44:13,984 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 425 transitions. [2023-11-19 02:44:13,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:44:13,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:14,095 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:14,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 240 states and 426 transitions. [2023-11-19 02:44:14,119 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 426 transitions. [2023-11-19 02:44:14,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:44:14,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:14,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:14,229 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:14,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:14,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 243 states and 432 transitions. [2023-11-19 02:44:14,529 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 432 transitions. [2023-11-19 02:44:14,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:44:14,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:14,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:14,685 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:14,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:14,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 244 states and 432 transitions. [2023-11-19 02:44:14,826 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 432 transitions. [2023-11-19 02:44:14,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:44:14,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:14,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:16,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:16,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 248 states and 447 transitions. [2023-11-19 02:44:16,007 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 447 transitions. [2023-11-19 02:44:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:44:16,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:16,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:16,136 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:16,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:16,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 249 states and 448 transitions. [2023-11-19 02:44:16,162 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 448 transitions. [2023-11-19 02:44:16,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:44:16,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:16,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:16,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:16,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 252 states and 454 transitions. [2023-11-19 02:44:16,514 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 454 transitions. [2023-11-19 02:44:16,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:44:16,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:16,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:16,612 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:16,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 253 states and 455 transitions. [2023-11-19 02:44:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 455 transitions. [2023-11-19 02:44:16,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:44:16,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:16,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:16,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:16,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 254 states and 456 transitions. [2023-11-19 02:44:16,890 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 456 transitions. [2023-11-19 02:44:16,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:44:16,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:16,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:44:17,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:17,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 255 states and 458 transitions. [2023-11-19 02:44:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 458 transitions. [2023-11-19 02:44:17,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:44:17,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:17,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:17,504 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:19,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:19,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 269 states and 495 transitions. [2023-11-19 02:44:19,084 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 495 transitions. [2023-11-19 02:44:19,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:44:19,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:19,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:19,259 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:19,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:19,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 272 states and 500 transitions. [2023-11-19 02:44:19,515 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 500 transitions. [2023-11-19 02:44:19,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:44:19,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:19,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:19,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:44:19,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:19,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 273 states and 500 transitions. [2023-11-19 02:44:19,724 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 500 transitions. [2023-11-19 02:44:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:44:19,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:19,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:19,955 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 274 states and 500 transitions. [2023-11-19 02:44:19,995 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 500 transitions. [2023-11-19 02:44:19,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:44:19,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:19,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:20,206 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:44:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:20,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 275 states and 501 transitions. [2023-11-19 02:44:20,243 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 501 transitions. [2023-11-19 02:44:20,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:44:20,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:20,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:20,401 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:20,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:20,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 278 states and 506 transitions. [2023-11-19 02:44:20,611 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 506 transitions. [2023-11-19 02:44:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:44:20,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:20,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:44:20,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:20,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 279 states and 506 transitions. [2023-11-19 02:44:20,771 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 506 transitions. [2023-11-19 02:44:20,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:44:20,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:20,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:20,894 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:44:20,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:20,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 280 states and 506 transitions. [2023-11-19 02:44:20,921 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 506 transitions. [2023-11-19 02:44:20,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:44:20,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:20,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:44:21,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 283 states and 510 transitions. [2023-11-19 02:44:21,270 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 510 transitions. [2023-11-19 02:44:21,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:44:21,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:21,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:21,497 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:44:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:21,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 284 states and 510 transitions. [2023-11-19 02:44:21,528 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 510 transitions. [2023-11-19 02:44:21,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:44:21,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:21,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:21,689 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:44:22,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:22,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 289 states and 527 transitions. [2023-11-19 02:44:22,693 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 527 transitions. [2023-11-19 02:44:22,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:44:22,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:22,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:22,833 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:24,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:30,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 296 states and 538 transitions. [2023-11-19 02:44:30,312 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 538 transitions. [2023-11-19 02:44:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:44:30,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:30,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:30,501 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:44:30,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:30,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 297 states and 538 transitions. [2023-11-19 02:44:30,533 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 538 transitions. [2023-11-19 02:44:30,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:44:30,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:30,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:30,620 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:44:30,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:30,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 298 states and 538 transitions. [2023-11-19 02:44:30,651 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 538 transitions. [2023-11-19 02:44:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:44:30,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:30,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:30,820 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:44:31,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:31,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 299 states and 539 transitions. [2023-11-19 02:44:31,030 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 539 transitions. [2023-11-19 02:44:31,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:44:31,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:31,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:31,177 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:34,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:38,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:38,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:38,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 306 states and 550 transitions. [2023-11-19 02:44:38,342 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 550 transitions. [2023-11-19 02:44:38,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:44:38,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:38,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:44:38,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:38,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 309 states and 554 transitions. [2023-11-19 02:44:38,638 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 554 transitions. [2023-11-19 02:44:38,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:44:38,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:38,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:38,790 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:44:39,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 312 states and 557 transitions. [2023-11-19 02:44:39,395 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 557 transitions. [2023-11-19 02:44:39,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:44:39,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:39,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:39,549 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:44:39,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:39,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 313 states and 558 transitions. [2023-11-19 02:44:39,811 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 558 transitions. [2023-11-19 02:44:39,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:44:39,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:39,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:39,939 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:44:45,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:49,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:44:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 320 states and 569 transitions. [2023-11-19 02:44:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 569 transitions. [2023-11-19 02:44:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:44:49,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:49,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:49,247 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:44:49,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:49,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 321 states and 569 transitions. [2023-11-19 02:44:49,302 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 569 transitions. [2023-11-19 02:44:49,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:44:49,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:49,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:49,423 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:44:49,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:49,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 322 states and 569 transitions. [2023-11-19 02:44:49,640 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 569 transitions. [2023-11-19 02:44:49,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:44:49,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:49,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:49,730 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:44:50,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:50,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 325 states and 572 transitions. [2023-11-19 02:44:50,243 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 572 transitions. [2023-11-19 02:44:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:44:50,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:50,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:50,379 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:44:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 326 states and 572 transitions. [2023-11-19 02:44:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 572 transitions. [2023-11-19 02:44:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:44:50,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:50,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:50,860 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:44:51,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:51,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 327 states and 572 transitions. [2023-11-19 02:44:51,037 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 572 transitions. [2023-11-19 02:44:51,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:44:51,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:51,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:51,183 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.