./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.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_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/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_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/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_7f9a06e1-151e-4d13-a0ae-7eb992871729/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 0b10b1b3528380403ac10783c1c50048dfd3b52c04b5bded1769f348bdf69761 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:34,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:34,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:57:34,925 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:34,926 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:34,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:34,965 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:34,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:34,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:34,974 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:34,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:34,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:34,978 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:34,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:34,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:34,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:34,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:34,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:34,981 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:34,982 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:34,982 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:34,983 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:34,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:34,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:34,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:34,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:34,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:34,986 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:34,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:34,986 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:34,988 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_7f9a06e1-151e-4d13-a0ae-7eb992871729/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b10b1b3528380403ac10783c1c50048dfd3b52c04b5bded1769f348bdf69761 [2023-11-24 22:57:35,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:35,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:35,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:35,353 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:35,354 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:35,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i [2023-11-24 22:57:38,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:39,231 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:39,232 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i [2023-11-24 22:57:39,277 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/data/cd43ca2de/b5558778f5e2423bac2c4719faff14f7/FLAG8694fbd06 [2023-11-24 22:57:39,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/data/cd43ca2de/b5558778f5e2423bac2c4719faff14f7 [2023-11-24 22:57:39,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:39,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:39,312 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:39,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:39,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:39,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:39" (1/1) ... [2023-11-24 22:57:39,320 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f0107d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:39, skipping insertion in model container [2023-11-24 22:57:39,321 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:39" (1/1) ... [2023-11-24 22:57:39,464 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:41,294 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_7f9a06e1-151e-4d13-a0ae-7eb992871729/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i[224660,224673] [2023-11-24 22:57:41,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:41,445 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:41,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2988] [2023-11-24 22:57:41,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2995] [2023-11-24 22:57:41,822 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_7f9a06e1-151e-4d13-a0ae-7eb992871729/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i[224660,224673] [2023-11-24 22:57:41,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:42,225 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:42,233 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:42,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42 WrapperNode [2023-11-24 22:57:42,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:42,235 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:42,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:42,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:42,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:42,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:42,616 INFO L138 Inliner]: procedures = 164, calls = 3820, calls flagged for inlining = 51, calls inlined = 38, statements flattened = 4674 [2023-11-24 22:57:42,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:42,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:42,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:42,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:42,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:42,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:42,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:42,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:42,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:42,915 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:42,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:42,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:43,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:43,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:43,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:43,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:43,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:42" (1/1) ... [2023-11-24 22:57:43,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:43,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:43,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:43,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f9a06e1-151e-4d13-a0ae-7eb992871729/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:43,091 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-24 22:57:43,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-24 22:57:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2023-11-24 22:57:43,092 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2023-11-24 22:57:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-24 22:57:43,092 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-24 22:57:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_get_system_info [2023-11-24 22:57:43,093 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_get_system_info [2023-11-24 22:57:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2023-11-24 22:57:43,093 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2023-11-24 22:57:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:57:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2023-11-24 22:57:43,094 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2023-11-24 22:57:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure has_old_autopwm [2023-11-24 22:57:43,094 INFO L138 BoogieDeclarations]: Found implementation of procedure has_old_autopwm [2023-11-24 22:57:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure it87_write_value [2023-11-24 22:57:43,094 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_write_value [2023-11-24 22:57:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 22:57:43,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 22:57:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-24 22:57:43,095 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-24 22:57:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-24 22:57:43,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-24 22:57:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 22:57:43,096 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 22:57:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2023-11-24 22:57:43,096 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2023-11-24 22:57:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:57:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2023-11-24 22:57:43,097 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2023-11-24 22:57:43,097 INFO L130 BoogieDeclarations]: Found specification of procedure it87_remove_files [2023-11-24 22:57:43,097 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_remove_files [2023-11-24 22:57:43,097 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2023-11-24 22:57:43,097 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2023-11-24 22:57:43,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:57:43,097 INFO L130 BoogieDeclarations]: Found specification of procedure has_16bit_fans [2023-11-24 22:57:43,098 INFO L138 BoogieDeclarations]: Found implementation of procedure has_16bit_fans [2023-11-24 22:57:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2023-11-24 22:57:43,098 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2023-11-24 22:57:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:57:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure it87_read_value [2023-11-24 22:57:43,099 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_read_value [2023-11-24 22:57:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:57:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-11-24 22:57:43,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-11-24 22:57:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2023-11-24 22:57:43,100 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2023-11-24 22:57:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:57:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-24 22:57:43,100 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-24 22:57:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 22:57:43,100 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 22:57:43,101 INFO L130 BoogieDeclarations]: Found specification of procedure it87_get_fan_group [2023-11-24 22:57:43,101 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_get_fan_group [2023-11-24 22:57:43,101 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 22:57:43,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 22:57:43,101 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-24 22:57:43,101 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-24 22:57:43,101 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 22:57:43,102 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 22:57:43,102 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 22:57:43,102 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 22:57:43,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:43,102 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-24 22:57:43,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-24 22:57:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:43,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2023-11-24 22:57:43,103 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2023-11-24 22:57:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-24 22:57:43,103 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-24 22:57:43,595 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:43,601 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:43,948 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 22:57:43,978 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 22:57:50,747 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##195: assume false; [2023-11-24 22:57:50,748 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##196: assume !false; [2023-11-24 22:57:50,748 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2023-11-24 22:57:50,748 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2023-11-24 22:57:50,842 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:51,882 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:51,882 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:57:51,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:51 BoogieIcfgContainer [2023-11-24 22:57:51,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:51,886 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:51,886 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:51,896 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:51,896 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:51" (1/1) ... [2023-11-24 22:57:51,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:52,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 420 states and 605 transitions. [2023-11-24 22:57:52,007 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 605 transitions. [2023-11-24 22:57:52,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:57:52,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:52,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:53,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:54,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:57:54,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:54,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 427 states and 619 transitions. [2023-11-24 22:57:54,817 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 619 transitions. [2023-11-24 22:57:54,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:57:54,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:54,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:55,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:56,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 428 states and 620 transitions. [2023-11-24 22:57:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 620 transitions. [2023-11-24 22:57:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:57:56,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:56,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:57,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:57,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:57,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 430 states and 622 transitions. [2023-11-24 22:57:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 622 transitions. [2023-11-24 22:57:57,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:57:57,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:57,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:58,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:58,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 436 states and 634 transitions. [2023-11-24 22:57:58,678 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 634 transitions. [2023-11-24 22:57:58,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:57:58,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:58,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:59,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:59,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 442 states and 644 transitions. [2023-11-24 22:57:59,650 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 644 transitions. [2023-11-24 22:57:59,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:57:59,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:59,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:00,763 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 22:58:01,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 442 states and 643 transitions. [2023-11-24 22:58:01,026 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 643 transitions. [2023-11-24 22:58:01,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:58:01,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:01,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:01,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:58:01,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 444 states and 645 transitions. [2023-11-24 22:58:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 645 transitions. [2023-11-24 22:58:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:58:01,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:01,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:02,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:04,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:58:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:04,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 455 states and 666 transitions. [2023-11-24 22:58:04,963 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 666 transitions. [2023-11-24 22:58:04,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:58:04,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:04,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:06,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:06,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 456 states and 667 transitions. [2023-11-24 22:58:06,119 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 667 transitions. [2023-11-24 22:58:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:58:06,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:06,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:06,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:06,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 457 states and 667 transitions. [2023-11-24 22:58:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 667 transitions. [2023-11-24 22:58:06,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:58:06,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:06,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:07,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:58:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 459 states and 669 transitions. [2023-11-24 22:58:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 669 transitions. [2023-11-24 22:58:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:58:08,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:08,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:08,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:09,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:09,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 463 states and 677 transitions. [2023-11-24 22:58:09,011 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 677 transitions. [2023-11-24 22:58:09,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:58:09,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:09,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:09,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:58:09,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 468 states and 684 transitions. [2023-11-24 22:58:09,748 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 684 transitions. [2023-11-24 22:58:09,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:58:09,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:09,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:58:11,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 470 states and 686 transitions. [2023-11-24 22:58:11,367 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 686 transitions. [2023-11-24 22:58:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:58:11,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:11,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:12,103 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:58:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:12,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 474 states and 693 transitions. [2023-11-24 22:58:12,135 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 693 transitions. [2023-11-24 22:58:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:58:12,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:12,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:58:12,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:12,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 476 states and 695 transitions. [2023-11-24 22:58:12,899 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 695 transitions. [2023-11-24 22:58:12,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:58:12,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:12,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:13,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:58:13,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:13,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 478 states and 698 transitions. [2023-11-24 22:58:13,626 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 698 transitions. [2023-11-24 22:58:13,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:13,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:13,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:14,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:58:14,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 480 states and 700 transitions. [2023-11-24 22:58:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 700 transitions. [2023-11-24 22:58:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:58:14,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:14,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:14,937 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:58:14,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:14,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 482 states and 702 transitions. [2023-11-24 22:58:14,957 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 702 transitions. [2023-11-24 22:58:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:58:14,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:14,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:15,956 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 22:58:16,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:16,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 482 states and 701 transitions. [2023-11-24 22:58:16,365 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 701 transitions. [2023-11-24 22:58:16,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:58:16,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:16,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:17,138 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:58:17,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 488 states and 711 transitions. [2023-11-24 22:58:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 711 transitions. [2023-11-24 22:58:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:58:17,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:17,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:58:17,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 490 states and 713 transitions. [2023-11-24 22:58:17,886 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 713 transitions. [2023-11-24 22:58:17,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:58:17,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:17,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:18,506 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-24 22:58:18,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:18,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 501 states and 729 transitions. [2023-11-24 22:58:18,738 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 729 transitions. [2023-11-24 22:58:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:58:18,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:18,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:19,323 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 22:58:19,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:19,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 512 states and 758 transitions. [2023-11-24 22:58:19,398 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 758 transitions. [2023-11-24 22:58:19,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:58:19,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:19,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat