./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/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_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/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_437a44a8-b31c-4e43-bb0a-d94681c2fb58/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 03d55f274509719e259063891bf7f51d6ae3645569d8243a0d7434c1b24ad753 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:56,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:56,274 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 04:03:56,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:56,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:56,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:56,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:56,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:56,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:56,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:56,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:56,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:56,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:56,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:56,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:56,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:56,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:56,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:56,341 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:56,342 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:56,342 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:56,343 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:56,344 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:56,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:56,345 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:56,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:56,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:56,346 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:56,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:56,347 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:56,347 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_437a44a8-b31c-4e43-bb0a-d94681c2fb58/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03d55f274509719e259063891bf7f51d6ae3645569d8243a0d7434c1b24ad753 [2023-11-19 04:03:56,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:56,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:56,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:56,795 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:56,796 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:56,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2023-11-19 04:04:00,013 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:04:00,768 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:04:00,769 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2023-11-19 04:04:00,824 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/data/64ae9d9d6/f6531dce428f4629b7411d0a240d90c7/FLAG46d410278 [2023-11-19 04:04:00,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/data/64ae9d9d6/f6531dce428f4629b7411d0a240d90c7 [2023-11-19 04:04:00,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:04:00,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:04:00,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:00,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:04:00,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:04:00,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:00" (1/1) ... [2023-11-19 04:04:00,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39edec23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:00, skipping insertion in model container [2023-11-19 04:04:00,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:00" (1/1) ... [2023-11-19 04:04:01,049 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:04:02,138 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_437a44a8-b31c-4e43-bb0a-d94681c2fb58/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i[206925,206938] [2023-11-19 04:04:02,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:03,040 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:04:03,345 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; incl %0": "+m" (v->counter)); [7172] [2023-11-19 04:04:03,348 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; decl %0": "+m" (v->counter)); [7179] [2023-11-19 04:04:03,361 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_437a44a8-b31c-4e43-bb0a-d94681c2fb58/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i[206925,206938] [2023-11-19 04:04:03,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:03,666 WARN L675 CHandler]: The function __VERIFIER_nondet_u8 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:04:03,674 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:04:03,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03 WrapperNode [2023-11-19 04:04:03,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:03,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:03,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:04:03,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:04:03,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:03,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:03,959 INFO L138 Inliner]: procedures = 157, calls = 1237, calls flagged for inlining = 63, calls inlined = 51, statements flattened = 2444 [2023-11-19 04:04:03,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:03,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:04:03,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:04:03,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:04:03,971 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:03,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:04,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:04,016 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:04,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:04,132 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:04,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:04,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:04,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:04:04,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:04:04,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:04:04,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:04:04,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:03" (1/1) ... [2023-11-19 04:04:04,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:04,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:04:04,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:04:04,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437a44a8-b31c-4e43-bb0a-d94681c2fb58/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:04:04,289 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 04:04:04,290 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 04:04:04,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_14 [2023-11-19 04:04:04,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_14 [2023-11-19 04:04:04,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:04:04,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 04:04:04,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 04:04:04,292 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-19 04:04:04,292 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-19 04:04:04,292 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-19 04:04:04,292 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-19 04:04:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:04:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:04:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2023-11-19 04:04:04,293 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2023-11-19 04:04:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:04:04,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:04:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:04:04,295 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-11-19 04:04:04,296 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-11-19 04:04:04,296 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-19 04:04:04,296 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-19 04:04:04,296 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_disconnect [2023-11-19 04:04:04,296 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_disconnect [2023-11-19 04:04:04,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:04:04,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:04:04,297 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 04:04:04,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 04:04:04,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:04:04,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:04:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 04:04:04,298 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 04:04:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_get_priv [2023-11-19 04:04:04,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_get_priv [2023-11-19 04:04:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_submit_rx_urb [2023-11-19 04:04:04,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_submit_rx_urb [2023-11-19 04:04:04,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-11-19 04:04:04,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-11-19 04:04:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 04:04:04,301 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 04:04:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:04:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-19 04:04:04,302 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-19 04:04:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 04:04:04,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 04:04:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 04:04:04,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 04:04:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-19 04:04:04,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-19 04:04:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-11-19 04:04:04,304 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-11-19 04:04:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:04:04,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:04:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 04:04:04,305 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 04:04:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:04:04,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:04:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:04:04,306 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:04:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:04:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 04:04:04,306 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 04:04:04,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:04:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-19 04:04:04,307 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-19 04:04:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:04:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:04:04,307 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_cmd_event_complete [2023-11-19 04:04:04,307 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_cmd_event_complete [2023-11-19 04:04:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:04:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-19 04:04:04,309 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-19 04:04:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2023-11-19 04:04:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2023-11-19 04:04:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-19 04:04:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-19 04:04:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:04:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:04:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:04:04,311 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:04:04,311 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 04:04:04,311 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 04:04:04,311 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 04:04:04,311 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 04:04:04,311 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-19 04:04:04,312 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-19 04:04:04,312 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 04:04:04,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 04:04:04,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:04:04,312 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_resume [2023-11-19 04:04:04,312 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_resume [2023-11-19 04:04:04,313 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-19 04:04:04,313 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-19 04:04:04,313 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-19 04:04:04,313 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-19 04:04:04,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:04:04,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2023-11-19 04:04:04,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 04:04:04,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 04:04:04,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:04:04,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:04:04,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2023-11-19 04:04:04,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2023-11-19 04:04:04,877 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:04:04,881 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:04:05,026 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:04:18,275 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:04:19,036 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:04:19,037 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:04:19,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:19 BoogieIcfgContainer [2023-11-19 04:04:19,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:04:19,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:04:19,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:04:19,068 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:04:19,069 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:19" (1/1) ... [2023-11-19 04:04:19,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:04:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:19,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 642 states and 928 transitions. [2023-11-19 04:04:19,176 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 928 transitions. [2023-11-19 04:04:19,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:04:19,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:19,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:04:20,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:20,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 647 states and 966 transitions. [2023-11-19 04:04:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 966 transitions. [2023-11-19 04:04:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:04:20,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:20,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:20,668 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 04:04:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 648 states and 967 transitions. [2023-11-19 04:04:20,715 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 967 transitions. [2023-11-19 04:04:20,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:04:20,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:20,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:21,108 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:04:21,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:21,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 650 states and 970 transitions. [2023-11-19 04:04:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 970 transitions. [2023-11-19 04:04:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:04:21,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:21,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:04:21,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:21,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 653 states and 998 transitions. [2023-11-19 04:04:21,580 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 998 transitions. [2023-11-19 04:04:21,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:04:21,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:21,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:21,763 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:04:21,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:21,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 652 states and 994 transitions. [2023-11-19 04:04:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 994 transitions. [2023-11-19 04:04:21,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:04:21,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:21,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:21,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:04:22,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:22,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 654 states and 996 transitions. [2023-11-19 04:04:22,032 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 996 transitions. [2023-11-19 04:04:22,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:04:22,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:22,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:22,274 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:04:22,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 659 states and 1027 transitions. [2023-11-19 04:04:22,639 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1027 transitions. [2023-11-19 04:04:22,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:04:22,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:22,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:22,840 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:04:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:22,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 658 states and 1022 transitions. [2023-11-19 04:04:22,902 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1022 transitions. [2023-11-19 04:04:22,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:04:22,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:22,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:22,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:23,089 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 04:04:23,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:23,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 661 states and 1026 transitions. [2023-11-19 04:04:23,188 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1026 transitions. [2023-11-19 04:04:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:04:23,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:23,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:23,434 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 04:04:23,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 662 states and 1026 transitions. [2023-11-19 04:04:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1026 transitions. [2023-11-19 04:04:23,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:04:23,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:23,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:23,664 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 04:04:23,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:23,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 665 states and 1030 transitions. [2023-11-19 04:04:23,763 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1030 transitions. [2023-11-19 04:04:23,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:04:23,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:23,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:23,967 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:04:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:24,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 668 states and 1033 transitions. [2023-11-19 04:04:24,012 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1033 transitions. [2023-11-19 04:04:24,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:04:24,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:24,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:24,694 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:04:35,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:45,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:55,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []