./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/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_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/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_56d947fb-5f34-4587-adc1-187423ded813/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 9f2fac8642c25f1335350a2814ff7cf3c4ea0fb7f4feaed63baec564397e8f24 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:09,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:09,316 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:51:09,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:09,325 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:09,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:09,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:09,370 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:09,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:09,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:09,378 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:09,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:09,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:09,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:09,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:09,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:09,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:09,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:09,384 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:09,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:09,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:09,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:09,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:09,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:09,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:09,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:09,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:09,389 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:09,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:09,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:09,391 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_56d947fb-5f34-4587-adc1-187423ded813/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f2fac8642c25f1335350a2814ff7cf3c4ea0fb7f4feaed63baec564397e8f24 [2023-11-24 22:51:09,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:09,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:09,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:09,788 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:09,789 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:09,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2023-11-24 22:51:12,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:13,655 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:13,656 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2023-11-24 22:51:13,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/data/6cd7951e8/21cc6a1429e84595b95c0b4163fcc349/FLAGafe16d3d0 [2023-11-24 22:51:13,751 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/data/6cd7951e8/21cc6a1429e84595b95c0b4163fcc349 [2023-11-24 22:51:13,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:13,761 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:13,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:13,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:13,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:13,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:13" (1/1) ... [2023-11-24 22:51:13,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc43d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:13, skipping insertion in model container [2023-11-24 22:51:13,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:13" (1/1) ... [2023-11-24 22:51:13,940 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:15,262 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_56d947fb-5f34-4587-adc1-187423ded813/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i[202214,202227] [2023-11-24 22:51:15,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:15,923 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:16,140 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)); [6865] [2023-11-24 22:51:16,143 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)); [6872] [2023-11-24 22:51:16,157 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_56d947fb-5f34-4587-adc1-187423ded813/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i[202214,202227] [2023-11-24 22:51:16,395 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:16,525 WARN L675 CHandler]: The function __VERIFIER_nondet_u8 is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:16,534 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:16,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16 WrapperNode [2023-11-24 22:51:16,535 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:16,536 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:16,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:16,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:16,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,804 INFO L138 Inliner]: procedures = 163, calls = 1241, calls flagged for inlining = 76, calls inlined = 76, statements flattened = 3333 [2023-11-24 22:51:16,805 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:16,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:16,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:16,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:16,816 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,837 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,934 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,969 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:16,993 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:17,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:17,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:17,027 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:17,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:17,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:16" (1/1) ... [2023-11-24 22:51:17,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:17,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:17,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:17,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56d947fb-5f34-4587-adc1-187423ded813/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:17,106 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-24 22:51:17,106 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-24 22:51:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_unregister_dev [2023-11-24 22:51:17,107 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_unregister_dev [2023-11-24 22:51:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2023-11-24 22:51:17,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2023-11-24 22:51:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2023-11-24 22:51:17,108 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2023-11-24 22:51:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:51:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2023-11-24 22:51:17,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2023-11-24 22:51:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 22:51:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 22:51:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2023-11-24 22:51:17,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2023-11-24 22:51:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 22:51:17,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 22:51:17,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:51:17,110 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-11-24 22:51:17,110 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-11-24 22:51:17,110 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-24 22:51:17,110 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-24 22:51:17,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2023-11-24 22:51:17,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2023-11-24 22:51:17,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 22:51:17,111 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 22:51:17,111 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_disconnect [2023-11-24 22:51:17,111 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_disconnect [2023-11-24 22:51:17,111 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-24 22:51:17,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-24 22:51:17,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 22:51:17,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 22:51:17,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2023-11-24 22:51:17,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2023-11-24 22:51:17,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-24 22:51:17,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-24 22:51:17,113 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_get_priv [2023-11-24 22:51:17,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_get_priv [2023-11-24 22:51:17,113 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_submit_rx_urb [2023-11-24 22:51:17,151 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_submit_rx_urb [2023-11-24 22:51:17,151 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 22:51:17,151 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 22:51:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:51:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-24 22:51:17,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-24 22:51:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_rx_complete [2023-11-24 22:51:17,152 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_rx_complete [2023-11-24 22:51:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-24 22:51:17,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-24 22:51:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-24 22:51:17,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-24 22:51:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-11-24 22:51:17,153 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-11-24 22:51:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-24 22:51:17,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-24 22:51:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 22:51:17,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 22:51:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-24 22:51:17,153 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-24 22:51:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:51:17,154 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:51:17,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:51:17,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:51:17,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:51:17,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2023-11-24 22:51:17,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2023-11-24 22:51:17,154 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 22:51:17,154 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 22:51:17,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-24 22:51:17,155 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-24 22:51:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 22:51:17,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 22:51:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:51:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 22:51:17,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 22:51:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_cmd_event_complete [2023-11-24 22:51:17,156 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_cmd_event_complete [2023-11-24 22:51:17,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2023-11-24 22:51:17,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2023-11-24 22:51:17,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:51:17,156 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-24 22:51:17,156 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-24 22:51:17,156 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2023-11-24 22:51:17,156 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2023-11-24 22:51:17,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:17,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:51:17,157 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 22:51:17,157 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 22:51:17,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_10 [2023-11-24 22:51:17,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_10 [2023-11-24 22:51:17,157 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 22:51:17,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 22:51:17,157 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 22:51:17,157 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 22:51:17,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2023-11-24 22:51:17,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2023-11-24 22:51:17,158 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-24 22:51:17,158 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-24 22:51:17,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:17,158 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_resume [2023-11-24 22:51:17,158 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_resume [2023-11-24 22:51:17,158 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-24 22:51:17,158 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-24 22:51:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-24 22:51:17,159 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-24 22:51:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 22:51:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2023-11-24 22:51:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 22:51:17,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 22:51:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:17,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2023-11-24 22:51:17,161 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2023-11-24 22:51:17,776 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:17,780 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:18,250 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 22:51:19,441 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2023-11-24 22:51:31,265 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:32,076 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:32,077 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:51:32,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:32 BoogieIcfgContainer [2023-11-24 22:51:32,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:32,082 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:32,083 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:32,095 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:32,095 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:32" (1/1) ... [2023-11-24 22:51:32,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:51:32,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:32,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 816 states and 1199 transitions. [2023-11-24 22:51:32,229 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1199 transitions. [2023-11-24 22:51:32,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:51:32,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:32,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:33,064 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 22:51:33,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:33,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 821 states and 1234 transitions. [2023-11-24 22:51:33,320 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1234 transitions. [2023-11-24 22:51:33,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:51:33,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:33,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:33,598 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 22:51:33,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 822 states and 1235 transitions. [2023-11-24 22:51:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1235 transitions. [2023-11-24 22:51:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:51:33,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:33,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:33,865 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 22:51:33,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:33,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 824 states and 1238 transitions. [2023-11-24 22:51:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1238 transitions. [2023-11-24 22:51:33,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:51:33,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:33,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:34,061 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 22:51:34,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:34,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 827 states and 1266 transitions. [2023-11-24 22:51:34,264 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1266 transitions. [2023-11-24 22:51:34,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:51:34,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:34,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:34,550 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 22:51:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:34,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 826 states and 1262 transitions. [2023-11-24 22:51:34,612 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1262 transitions. [2023-11-24 22:51:34,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:51:34,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:34,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:34,869 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 22:51:34,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 828 states and 1264 transitions. [2023-11-24 22:51:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1264 transitions. [2023-11-24 22:51:34,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:51:34,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:34,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:35,141 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 22:51:35,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:35,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 833 states and 1295 transitions. [2023-11-24 22:51:35,543 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1295 transitions. [2023-11-24 22:51:35,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:51:35,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:35,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:35,771 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 22:51:35,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:35,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 832 states and 1290 transitions. [2023-11-24 22:51:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1290 transitions. [2023-11-24 22:51:35,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:51:35,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:35,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:36,010 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 22:51:36,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:36,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 833 states and 1290 transitions. [2023-11-24 22:51:36,043 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1290 transitions. [2023-11-24 22:51:36,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:51:36,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:36,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:36,310 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 22:51:36,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:36,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 836 states and 1294 transitions. [2023-11-24 22:51:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1294 transitions. [2023-11-24 22:51:36,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:51:36,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:36,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:36,577 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 22:51:36,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 839 states and 1298 transitions. [2023-11-24 22:51:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1298 transitions. [2023-11-24 22:51:36,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:51:36,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:36,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:36,841 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 22:51:36,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:36,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 842 states and 1301 transitions. [2023-11-24 22:51:36,886 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1301 transitions. [2023-11-24 22:51:36,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:51:36,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:36,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:37,646 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 22:51:48,383 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 [] [2023-11-24 22:51:58,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:52:08,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []