./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/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_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/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_109f02bd-61b8-4fea-9c61-241100ef7df9/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 e44a545a91d2eacf9585bff27fb9a46d8099e115cc8604c75bf27cf31152824a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:41,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:41,141 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 23:12:41,148 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:41,149 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:41,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:41,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:41,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:41,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:41,199 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:41,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:41,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:41,201 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:41,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:41,203 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:41,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:41,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:41,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:41,205 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:41,206 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:41,206 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:41,207 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:41,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:41,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:41,208 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:41,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:41,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:41,210 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:41,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:41,211 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:41,212 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_109f02bd-61b8-4fea-9c61-241100ef7df9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e44a545a91d2eacf9585bff27fb9a46d8099e115cc8604c75bf27cf31152824a [2023-11-24 23:12:41,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:41,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:41,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:41,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:41,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:41,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i [2023-11-24 23:12:44,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:45,221 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:45,222 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i [2023-11-24 23:12:45,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/data/ae06674d8/1cc633a5c626488b968cd7ab0a72a1fc/FLAGbe40a9c40 [2023-11-24 23:12:45,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/data/ae06674d8/1cc633a5c626488b968cd7ab0a72a1fc [2023-11-24 23:12:45,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:45,296 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:45,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:45,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:45,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:45,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:45" (1/1) ... [2023-11-24 23:12:45,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d42864f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:45, skipping insertion in model container [2023-11-24 23:12:45,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:45" (1/1) ... [2023-11-24 23:12:45,503 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:46,151 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3943] [2023-11-24 23:12:46,151 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3944-3945] [2023-11-24 23:12:46,401 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_109f02bd-61b8-4fea-9c61-241100ef7df9/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i[121227,121240] [2023-11-24 23:12:47,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:47,440 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:47,545 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3943] [2023-11-24 23:12:47,545 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3944-3945] [2023-11-24 23:12:47,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [4055] [2023-11-24 23:12:47,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [4063] [2023-11-24 23:12:47,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4071] [2023-11-24 23:12:47,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [4078] [2023-11-24 23:12:47,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [4085] [2023-11-24 23:12:47,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4092] [2023-11-24 23:12:47,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4105] [2023-11-24 23:12:47,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4113] [2023-11-24 23:12:47,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4120] [2023-11-24 23:12:47,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4128] [2023-11-24 23:12:47,558 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_109f02bd-61b8-4fea-9c61-241100ef7df9/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i[121227,121240] [2023-11-24 23:12:47,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:48,097 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:48,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48 WrapperNode [2023-11-24 23:12:48,098 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:48,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:48,099 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:48,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:48,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:48,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:48,634 INFO L138 Inliner]: procedures = 203, calls = 5070, calls flagged for inlining = 107, calls inlined = 103, statements flattened = 7946 [2023-11-24 23:12:48,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:48,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:48,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:48,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:48,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:48,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:48,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:48,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:48,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:49,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:49,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:49,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:49,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:49,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:49,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:49,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:49,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:48" (1/1) ... [2023-11-24 23:12:49,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:49,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:49,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:49,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f02bd-61b8-4fea-9c61-241100ef7df9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:49,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:12:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:12:49,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:12:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:12:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:12:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:12:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-24 23:12:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-24 23:12:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_remove_ports [2023-11-24 23:12:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_remove_ports [2023-11-24 23:12:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_resume_one [2023-11-24 23:12:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_resume_one [2023-11-24 23:12:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2023-11-24 23:12:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2023-11-24 23:12:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_remove_one [2023-11-24 23:12:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_remove_one [2023-11-24 23:12:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure skip_tx_en_setup [2023-11-24 23:12:49,252 INFO L138 BoogieDeclarations]: Found implementation of procedure skip_tx_en_setup [2023-11-24 23:12:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-24 23:12:49,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-24 23:12:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_io_slot_reset [2023-11-24 23:12:49,253 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_io_slot_reset [2023-11-24 23:12:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2023-11-24 23:12:49,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2023-11-24 23:12:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:12:49,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:12:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:12:49,255 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:12:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_io_resume [2023-11-24 23:12:49,256 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_io_resume [2023-11-24 23:12:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-24 23:12:49,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-24 23:12:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure moan_device [2023-11-24 23:12:49,257 INFO L138 BoogieDeclarations]: Found implementation of procedure moan_device [2023-11-24 23:12:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:12:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:12:49,258 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:12:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-24 23:12:49,258 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-24 23:12:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:12:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:12:49,259 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:12:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-24 23:12:49,259 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-24 23:12:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure setup_port [2023-11-24 23:12:49,260 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_port [2023-11-24 23:12:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:12:49,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:12:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_rqopr [2023-11-24 23:12:49,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_rqopr [2023-11-24 23:12:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 23:12:49,261 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 23:12:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-24 23:12:49,261 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-24 23:12:49,262 INFO L130 BoogieDeclarations]: Found specification of procedure serial_pci_guess_board [2023-11-24 23:12:49,262 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_pci_guess_board [2023-11-24 23:12:49,263 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_wqopr [2023-11-24 23:12:49,263 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_wqopr [2023-11-24 23:12:49,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:12:49,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:12:49,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:12:49,265 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-24 23:12:49,265 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-24 23:12:49,265 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-24 23:12:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-24 23:12:49,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:12:49,266 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-24 23:12:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-24 23:12:49,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:12:49,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_wqmcr [2023-11-24 23:12:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_wqmcr [2023-11-24 23:12:49,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_default_setup [2023-11-24 23:12:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_default_setup [2023-11-24 23:12:49,268 INFO L130 BoogieDeclarations]: Found specification of procedure find_quirk [2023-11-24 23:12:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure find_quirk [2023-11-24 23:12:49,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:12:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:12:49,268 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-24 23:12:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-24 23:12:49,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:12:49,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:12:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:12:49,269 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-24 23:12:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-24 23:12:49,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:12:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:12:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:12:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2023-11-24 23:12:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2023-11-24 23:12:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-24 23:12:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-24 23:12:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:12:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-24 23:12:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-24 23:12:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_id_matches [2023-11-24 23:12:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_id_matches [2023-11-24 23:12:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:12:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:12:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:12:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:12:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_rqmcr [2023-11-24 23:12:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_rqmcr [2023-11-24 23:12:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-24 23:12:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-24 23:12:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-24 23:12:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-24 23:12:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 23:12:49,275 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 23:12:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_io_error_detected [2023-11-24 23:12:49,275 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_io_error_detected [2023-11-24 23:12:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-24 23:12:49,276 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-24 23:12:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-24 23:12:49,276 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-24 23:12:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-24 23:12:49,277 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-24 23:12:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-24 23:12:49,278 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-24 23:12:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_resume_ports [2023-11-24 23:12:49,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_resume_ports [2023-11-24 23:12:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_suspend_ports [2023-11-24 23:12:49,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_suspend_ports [2023-11-24 23:12:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:49,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-24 23:12:49,280 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-24 23:12:50,042 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:50,046 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:50,447 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:13:01,213 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:04,099 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:04,100 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:13:04,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:04 BoogieIcfgContainer [2023-11-24 23:13:04,102 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:04,103 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:04,103 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:04,114 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:04,114 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:04" (1/1) ... [2023-11-24 23:13:04,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:13:04,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 946 states and 1415 transitions. [2023-11-24 23:13:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1415 transitions. [2023-11-24 23:13:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-24 23:13:04,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:06,305 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-24 23:13:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 948 states and 1441 transitions. [2023-11-24 23:13:07,318 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1441 transitions. [2023-11-24 23:13:07,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-24 23:13:07,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-24 23:13:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:09,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 952 states and 1472 transitions. [2023-11-24 23:13:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1472 transitions. [2023-11-24 23:13:09,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-24 23:13:09,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:09,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-24 23:13:10,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:10,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 955 states and 1478 transitions. [2023-11-24 23:13:10,512 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1478 transitions. [2023-11-24 23:13:10,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-24 23:13:10,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:10,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:11,607 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-24 23:13:11,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:11,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 958 states and 1483 transitions. [2023-11-24 23:13:11,646 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1483 transitions. [2023-11-24 23:13:11,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-24 23:13:11,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:11,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,592 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-24 23:13:12,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 957 states and 1479 transitions. [2023-11-24 23:13:12,639 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1479 transitions. [2023-11-24 23:13:12,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-24 23:13:12,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-24 23:13:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 958 states and 1479 transitions. [2023-11-24 23:13:13,956 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1479 transitions. [2023-11-24 23:13:13,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-24 23:13:13,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-24 23:13:14,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 961 states and 1484 transitions. [2023-11-24 23:13:14,823 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1484 transitions. [2023-11-24 23:13:14,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-24 23:13:14,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:15,848 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-24 23:13:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:15,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 960 states and 1480 transitions. [2023-11-24 23:13:15,899 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1480 transitions. [2023-11-24 23:13:15,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-24 23:13:15,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:15,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:16,893 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-24 23:13:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 961 states and 1481 transitions. [2023-11-24 23:13:16,951 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1481 transitions. [2023-11-24 23:13:16,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-24 23:13:16,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:17,917 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-24 23:13:18,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:18,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 966 states and 1506 transitions. [2023-11-24 23:13:18,211 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1506 transitions. [2023-11-24 23:13:18,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-24 23:13:18,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:18,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:19,426 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2023-11-24 23:13:19,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:19,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 968 states and 1508 transitions. [2023-11-24 23:13:19,499 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1508 transitions. [2023-11-24 23:13:19,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-24 23:13:19,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:19,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:20,374 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-24 23:13:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:20,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 973 states and 1540 transitions. [2023-11-24 23:13:20,689 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1540 transitions. [2023-11-24 23:13:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-24 23:13:20,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:20,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:21,426 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-24 23:13:21,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 974 states and 1541 transitions. [2023-11-24 23:13:21,502 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1541 transitions. [2023-11-24 23:13:21,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-24 23:13:21,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:21,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:22,269 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-24 23:13:22,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:22,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 975 states and 1541 transitions. [2023-11-24 23:13:22,300 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1541 transitions. [2023-11-24 23:13:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-24 23:13:22,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:22,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:23,047 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-24 23:13:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 976 states and 1541 transitions. [2023-11-24 23:13:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1541 transitions. [2023-11-24 23:13:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-24 23:13:23,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:23,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:23,893 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-24 23:13:23,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:23,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 977 states and 1541 transitions. [2023-11-24 23:13:23,940 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1541 transitions. [2023-11-24 23:13:23,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-24 23:13:23,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:23,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:24,722 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-11-24 23:13:24,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:24,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 978 states and 1541 transitions. [2023-11-24 23:13:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1541 transitions. [2023-11-24 23:13:24,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-24 23:13:24,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:24,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2023-11-24 23:13:25,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:25,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 981 states and 1544 transitions. [2023-11-24 23:13:25,659 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1544 transitions. [2023-11-24 23:13:25,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-24 23:13:25,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:25,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat