./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/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_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 03d55f274509719e259063891bf7f51d6ae3645569d8243a0d7434c1b24ad753 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:16:04,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:16:04,340 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:16:04,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:16:04,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:16:04,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:16:04,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:16:04,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:16:04,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:16:04,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:16:04,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:16:04,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:16:04,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:16:04,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:16:04,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:16:04,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:16:04,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:16:04,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:16:04,401 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:16:04,402 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:16:04,402 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:16:04,403 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:16:04,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:16:04,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:04,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:16:04,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:16:04,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:16:04,405 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:16:04,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:16:04,406 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:16:04,408 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_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03d55f274509719e259063891bf7f51d6ae3645569d8243a0d7434c1b24ad753 [2023-11-24 22:16:04,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:16:04,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:16:04,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:16:04,700 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:16:04,701 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:16:04,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/../../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 [2023-11-24 22:16:07,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:16:08,667 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:16:08,668 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/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 [2023-11-24 22:16:08,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/data/6faa51da4/4439cf720c73485683c588deced889b8/FLAG911a14103 [2023-11-24 22:16:08,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/data/6faa51da4/4439cf720c73485683c588deced889b8 [2023-11-24 22:16:08,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:16:08,740 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:16:08,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:08,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:16:08,748 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:16:08,749 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:08" (1/1) ... [2023-11-24 22:16:08,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bafb3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:08, skipping insertion in model container [2023-11-24 22:16:08,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:08" (1/1) ... [2023-11-24 22:16:08,874 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:16:10,003 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_73d6c476-a20b-4db7-80e0-adfcc3b9920d/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] [2023-11-24 22:16:10,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:10,837 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:16:11,193 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] [2023-11-24 22:16:11,195 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] [2023-11-24 22:16:11,201 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_73d6c476-a20b-4db7-80e0-adfcc3b9920d/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] [2023-11-24 22:16:11,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:11,531 WARN L675 CHandler]: The function __VERIFIER_nondet_u8 is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:16:11,540 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:16:11,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11 WrapperNode [2023-11-24 22:16:11,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:11,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:11,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:16:11,543 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:16:11,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:11,637 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:11,786 INFO L138 Inliner]: procedures = 157, calls = 1237, calls flagged for inlining = 63, calls inlined = 51, statements flattened = 2518 [2023-11-24 22:16:11,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:11,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:16:11,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:16:11,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:16:11,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:11,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:11,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:11,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:11,997 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:12,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:12,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:12,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:12,089 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:16:12,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:16:12,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:16:12,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:16:12,092 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:11" (1/1) ... [2023-11-24 22:16:12,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:12,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:16:12,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:16:12,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d6c476-a20b-4db7-80e0-adfcc3b9920d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:16:12,181 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-24 22:16:12,181 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-24 22:16:12,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_14 [2023-11-24 22:16:12,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_14 [2023-11-24 22:16:12,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:16:12,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-24 22:16:12,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-24 22:16:12,184 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-24 22:16:12,184 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-24 22:16:12,184 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-24 22:16:12,184 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-24 22:16:12,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 22:16:12,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 22:16:12,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2023-11-24 22:16:12,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2023-11-24 22:16:12,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 22:16:12,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 22:16:12,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:16:12,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-11-24 22:16:12,187 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-11-24 22:16:12,188 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-24 22:16:12,188 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-24 22:16:12,188 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_disconnect [2023-11-24 22:16:12,188 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_disconnect [2023-11-24 22:16:12,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 22:16:12,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 22:16:12,189 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-24 22:16:12,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-24 22:16:12,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 22:16:12,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 22:16:12,190 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-24 22:16:12,190 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-24 22:16:12,190 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_get_priv [2023-11-24 22:16:12,190 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_get_priv [2023-11-24 22:16:12,191 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_submit_rx_urb [2023-11-24 22:16:12,191 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_submit_rx_urb [2023-11-24 22:16:12,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-11-24 22:16:12,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-11-24 22:16:12,192 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 22:16:12,193 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 22:16:12,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:16:12,194 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-24 22:16:12,194 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-24 22:16:12,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-24 22:16:12,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-24 22:16:12,194 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-24 22:16:12,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-24 22:16:12,195 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-24 22:16:12,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-24 22:16:12,195 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-11-24 22:16:12,195 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-11-24 22:16:12,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 22:16:12,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 22:16:12,196 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-24 22:16:12,196 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-24 22:16:12,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:16:12,196 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:16:12,196 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:16:12,196 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:16:12,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:16:12,197 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 22:16:12,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 22:16:12,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:16:12,197 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-24 22:16:12,197 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-24 22:16:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:16:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:16:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_cmd_event_complete [2023-11-24 22:16:12,198 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_cmd_event_complete [2023-11-24 22:16:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:16:12,198 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-24 22:16:12,199 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-24 22:16:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2023-11-24 22:16:12,201 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2023-11-24 22:16:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-24 22:16:12,202 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-24 22:16:12,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:16:12,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:16:12,202 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 22:16:12,202 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 22:16:12,203 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 22:16:12,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 22:16:12,203 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 22:16:12,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 22:16:12,203 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-24 22:16:12,204 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-24 22:16:12,204 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-24 22:16:12,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-24 22:16:12,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:16:12,204 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_resume [2023-11-24 22:16:12,204 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_resume [2023-11-24 22:16:12,204 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-24 22:16:12,205 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-24 22:16:12,205 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-24 22:16:12,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-24 22:16:12,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 22:16:12,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2023-11-24 22:16:12,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 22:16:12,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 22:16:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:16:12,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:16:12,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2023-11-24 22:16:12,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2023-11-24 22:16:12,740 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:16:12,743 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:16:12,872 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 22:16:25,862 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:16:26,429 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:16:26,429 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:16:26,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:26 BoogieIcfgContainer [2023-11-24 22:16:26,432 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:16:26,433 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:16:26,433 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:16:26,443 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:16:26,444 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:26" (1/1) ... [2023-11-24 22:16:26,458 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:16:26,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:26,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 642 states and 928 transitions. [2023-11-24 22:16:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 928 transitions. [2023-11-24 22:16:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:16:26,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:26,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:27,319 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:16:27,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:27,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 647 states and 966 transitions. [2023-11-24 22:16:27,560 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 966 transitions. [2023-11-24 22:16:27,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:16:27,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:27,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:28,026 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:16:28,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:28,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 648 states and 967 transitions. [2023-11-24 22:16:28,065 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 967 transitions. [2023-11-24 22:16:28,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:16:28,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:28,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:28,368 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 22:16:28,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 650 states and 970 transitions. [2023-11-24 22:16:28,391 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 970 transitions. [2023-11-24 22:16:28,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:16:28,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:28,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:28,608 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:16:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:28,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 653 states and 998 transitions. [2023-11-24 22:16:28,806 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 998 transitions. [2023-11-24 22:16:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:28,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:28,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:28,985 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:16:29,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:29,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 652 states and 994 transitions. [2023-11-24 22:16:29,032 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 994 transitions. [2023-11-24 22:16:29,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:16:29,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:29,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:16:29,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:29,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 654 states and 996 transitions. [2023-11-24 22:16:29,269 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 996 transitions. [2023-11-24 22:16:29,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:16:29,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:29,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:29,495 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:16:29,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 659 states and 1027 transitions. [2023-11-24 22:16:29,822 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1027 transitions. [2023-11-24 22:16:29,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:16:29,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:29,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:30,000 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:16:30,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:30,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 658 states and 1022 transitions. [2023-11-24 22:16:30,058 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1022 transitions. [2023-11-24 22:16:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:16:30,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:30,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:30,213 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:16:30,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:30,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 661 states and 1026 transitions. [2023-11-24 22:16:30,301 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1026 transitions. [2023-11-24 22:16:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:16:30,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:30,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:30,483 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:16:30,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:30,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 662 states and 1026 transitions. [2023-11-24 22:16:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1026 transitions. [2023-11-24 22:16:30,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:16:30,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:30,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:30,662 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:16:30,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:30,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 665 states and 1030 transitions. [2023-11-24 22:16:30,699 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1030 transitions. [2023-11-24 22:16:30,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:16:30,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:30,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:30,847 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 22:16:30,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:30,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 668 states and 1033 transitions. [2023-11-24 22:16:30,883 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1033 transitions. [2023-11-24 22:16:30,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:16:30,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:30,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 22:16:42,204 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 [] [2023-11-24 22:16:52,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:17:02,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []