./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--input--gameport--ns558.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:10:37,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:10:37,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:10:37,956 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:10:37,957 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:10:37,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:10:37,998 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:10:37,998 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:10:37,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:10:38,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:10:38,005 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:10:38,006 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:10:38,006 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:10:38,008 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:10:38,008 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:10:38,008 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:10:38,009 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:10:38,009 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:10:38,010 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:10:38,010 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:10:38,010 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:10:38,011 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:10:38,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:10:38,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:10:38,013 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:10:38,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:10:38,014 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:10:38,014 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:10:38,014 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:10:38,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:10:38,016 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:10:38,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:10:38,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:10:38,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:10:38,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:38,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:10:38,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:10:38,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:10:38,018 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:10:38,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:10:38,018 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:10:38,019 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:10:38,019 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:10:38,019 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:10:38,020 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 [2023-11-23 21:10:38,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:10:38,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:10:38,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:10:38,347 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:10:38,347 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:10:38,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2023-11-23 21:10:41,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:10:41,849 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:10:41,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2023-11-23 21:10:41,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/data/a69998160/403868418130497f973601ddbaad3d91/FLAG998c39a97 [2023-11-23 21:10:41,891 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/data/a69998160/403868418130497f973601ddbaad3d91 [2023-11-23 21:10:41,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:10:41,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:10:41,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:41,897 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:10:41,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:10:41,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:41" (1/1) ... [2023-11-23 21:10:41,905 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e3a349b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:41, skipping insertion in model container [2023-11-23 21:10:41,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:41" (1/1) ... [2023-11-23 21:10:41,996 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:10:42,336 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2023-11-23 21:10:42,337 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2023-11-23 21:10:42,448 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_9b2647a5-501d-47b2-8ba9-15b67e757764/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i[42973,42986] [2023-11-23 21:10:42,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:42,668 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:10:42,787 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2023-11-23 21:10:42,788 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2023-11-23 21:10:42,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [1449] [2023-11-23 21:10:42,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [1457] [2023-11-23 21:10:42,812 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_9b2647a5-501d-47b2-8ba9-15b67e757764/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i[42973,42986] [2023-11-23 21:10:42,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:42,972 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:10:42,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42 WrapperNode [2023-11-23 21:10:42,972 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:42,974 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:42,974 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:10:42,974 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:10:42,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,020 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,142 INFO L138 Inliner]: procedures = 77, calls = 402, calls flagged for inlining = 27, calls inlined = 25, statements flattened = 1066 [2023-11-23 21:10:43,142 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:43,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:10:43,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:10:43,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:10:43,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,177 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,229 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,258 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:10:43,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:10:43,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:10:43,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:10:43,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:43,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:43,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:43,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:10:43,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:10:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-23 21:10:43,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-23 21:10:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:10:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2023-11-23 21:10:43,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2023-11-23 21:10:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:10:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:10:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:10:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2023-11-23 21:10:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2023-11-23 21:10:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2023-11-23 21:10:43,368 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2023-11-23 21:10:43,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:10:43,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:10:43,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:10:43,370 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2023-11-23 21:10:43,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2023-11-23 21:10:43,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:10:43,370 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2023-11-23 21:10:43,371 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2023-11-23 21:10:43,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:10:43,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:10:43,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:10:43,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:10:43,373 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 21:10:43,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 21:10:43,373 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:10:43,373 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:10:43,374 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:10:43,374 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:10:43,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:10:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2023-11-23 21:10:43,375 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2023-11-23 21:10:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:10:43,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:10:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:10:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:10:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:10:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:10:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_phys [2023-11-23 21:10:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_phys [2023-11-23 21:10:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 21:10:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 21:10:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:10:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:10:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:10:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-23 21:10:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-23 21:10:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:10:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:10:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:10:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:10:43,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:10:43,671 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:10:43,674 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:10:43,820 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:10:44,778 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:10:45,191 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:10:45,191 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:10:45,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:45 BoogieIcfgContainer [2023-11-23 21:10:45,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:10:45,196 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:10:45,196 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:10:45,199 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:10:45,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:10:41" (1/3) ... [2023-11-23 21:10:45,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579ebe7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:45, skipping insertion in model container [2023-11-23 21:10:45,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (2/3) ... [2023-11-23 21:10:45,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579ebe7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:45, skipping insertion in model container [2023-11-23 21:10:45,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:45" (3/3) ... [2023-11-23 21:10:45,203 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2023-11-23 21:10:45,223 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:10:45,223 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:10:45,281 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:10:45,288 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1a327bba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:10:45,288 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:10:45,294 INFO L276 IsEmpty]: Start isEmpty. Operand has 209 states, 124 states have (on average 1.3064516129032258) internal successors, (162), 129 states have internal predecessors, (162), 63 states have call successors, (63), 21 states have call predecessors, (63), 20 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:10:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 21:10:45,309 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:45,310 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:10:45,310 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:45,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:45,316 INFO L85 PathProgramCache]: Analyzing trace with hash -144998808, now seen corresponding path program 1 times [2023-11-23 21:10:45,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:10:45,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175909500] [2023-11-23 21:10:45,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:45,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:10:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:45,948 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-23 21:10:45,949 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:10:45,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175909500] [2023-11-23 21:10:45,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175909500] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:45,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:45,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:10:45,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867605808] [2023-11-23 21:10:45,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:45,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:10:45,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:10:46,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:10:46,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:10:46,018 INFO L87 Difference]: Start difference. First operand has 209 states, 124 states have (on average 1.3064516129032258) internal successors, (162), 129 states have internal predecessors, (162), 63 states have call successors, (63), 21 states have call predecessors, (63), 20 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-23 21:10:46,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:46,422 INFO L93 Difference]: Finished difference Result 553 states and 761 transitions. [2023-11-23 21:10:46,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:10:46,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2023-11-23 21:10:46,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:46,438 INFO L225 Difference]: With dead ends: 553 [2023-11-23 21:10:46,439 INFO L226 Difference]: Without dead ends: 334 [2023-11-23 21:10:46,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:10:46,448 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 203 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:46,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 454 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 21:10:46,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2023-11-23 21:10:46,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 330. [2023-11-23 21:10:46,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 200 states have (on average 1.27) internal successors, (254), 200 states have internal predecessors, (254), 94 states have call successors, (94), 36 states have call predecessors, (94), 35 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-23 21:10:46,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 441 transitions. [2023-11-23 21:10:46,534 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 441 transitions. Word has length 77 [2023-11-23 21:10:46,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:46,534 INFO L495 AbstractCegarLoop]: Abstraction has 330 states and 441 transitions. [2023-11-23 21:10:46,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-23 21:10:46,535 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 441 transitions. [2023-11-23 21:10:46,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 21:10:46,540 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:46,540 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:10:46,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:10:46,541 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:46,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:46,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1079048464, now seen corresponding path program 1 times [2023-11-23 21:10:46,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:10:46,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856035134] [2023-11-23 21:10:46,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:46,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:10:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:46,770 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 21:10:46,770 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:10:46,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856035134] [2023-11-23 21:10:46,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856035134] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:46,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:46,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:10:46,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044194941] [2023-11-23 21:10:46,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:46,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:10:46,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:10:46,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:10:46,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:10:46,775 INFO L87 Difference]: Start difference. First operand 330 states and 441 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-23 21:10:47,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:47,023 INFO L93 Difference]: Finished difference Result 671 states and 904 transitions. [2023-11-23 21:10:47,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:10:47,025 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 65 [2023-11-23 21:10:47,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:47,034 INFO L225 Difference]: With dead ends: 671 [2023-11-23 21:10:47,034 INFO L226 Difference]: Without dead ends: 352 [2023-11-23 21:10:47,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:10:47,050 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 5 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:47,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 424 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:10:47,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2023-11-23 21:10:47,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 334. [2023-11-23 21:10:47,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 204 states have (on average 1.2647058823529411) internal successors, (258), 204 states have internal predecessors, (258), 94 states have call successors, (94), 36 states have call predecessors, (94), 35 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-23 21:10:47,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 445 transitions. [2023-11-23 21:10:47,096 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 445 transitions. Word has length 65 [2023-11-23 21:10:47,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:47,097 INFO L495 AbstractCegarLoop]: Abstraction has 334 states and 445 transitions. [2023-11-23 21:10:47,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-23 21:10:47,097 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2023-11-23 21:10:47,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 21:10:47,101 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:47,102 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:10:47,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:10:47,102 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:47,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:47,103 INFO L85 PathProgramCache]: Analyzing trace with hash 673232207, now seen corresponding path program 1 times [2023-11-23 21:10:47,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:10:47,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329698690] [2023-11-23 21:10:47,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:47,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:10:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:47,717 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-23 21:10:47,718 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:10:47,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329698690] [2023-11-23 21:10:47,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329698690] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:47,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:47,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:10:47,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138215528] [2023-11-23 21:10:47,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:47,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:10:47,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:10:47,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:10:47,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:10:47,722 INFO L87 Difference]: Start difference. First operand 334 states and 445 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-23 21:10:47,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:47,941 INFO L93 Difference]: Finished difference Result 334 states and 445 transitions. [2023-11-23 21:10:47,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:10:47,942 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 87 [2023-11-23 21:10:47,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:47,945 INFO L225 Difference]: With dead ends: 334 [2023-11-23 21:10:47,945 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 21:10:47,947 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:10:47,953 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 226 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:47,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 430 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:10:47,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 21:10:47,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 21:10:47,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:10:47,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 21:10:47,959 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2023-11-23 21:10:47,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:47,960 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:10:47,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-23 21:10:47,960 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:10:47,960 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 21:10:47,963 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:10:47,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-23 21:10:47,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 21:10:48,220 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2129 2131) the Hoare annotation is: true [2023-11-23 21:10:48,220 INFO L899 garLoopResultBuilder]: For program point __list_addEXIT(lines 2129 2131) no Hoare annotation was computed. [2023-11-23 21:10:48,220 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2132 2134) the Hoare annotation is: true [2023-11-23 21:10:48,220 INFO L899 garLoopResultBuilder]: For program point __release_regionEXIT(lines 2132 2134) no Hoare annotation was computed. [2023-11-23 21:10:48,223 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 2182 2184) no Hoare annotation was computed. [2023-11-23 21:10:48,223 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2182 2184) the Hoare annotation is: true [2023-11-23 21:10:48,223 INFO L899 garLoopResultBuilder]: For program point pnp_get_resourceEXIT(lines 2163 2165) no Hoare annotation was computed. [2023-11-23 21:10:48,227 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2163 2165) the Hoare annotation is: true [2023-11-23 21:10:48,227 INFO L902 garLoopResultBuilder]: At program point L2164(line 2164) the Hoare annotation is: true [2023-11-23 21:10:48,227 INFO L899 garLoopResultBuilder]: For program point L2164-1(line 2164) no Hoare annotation was computed. [2023-11-23 21:10:48,228 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2174 2176) the Hoare annotation is: true [2023-11-23 21:10:48,228 INFO L899 garLoopResultBuilder]: For program point printkEXIT(lines 2174 2176) no Hoare annotation was computed. [2023-11-23 21:10:48,228 INFO L899 garLoopResultBuilder]: For program point msleepEXIT(lines 2160 2162) no Hoare annotation was computed. [2023-11-23 21:10:48,230 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2160 2162) the Hoare annotation is: true [2023-11-23 21:10:48,230 INFO L899 garLoopResultBuilder]: For program point pnp_resource_validEXIT(lines 1601 1610) no Hoare annotation was computed. [2023-11-23 21:10:48,230 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1601 1610) the Hoare annotation is: true [2023-11-23 21:10:48,231 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1593 1599) the Hoare annotation is: true [2023-11-23 21:10:48,231 INFO L899 garLoopResultBuilder]: For program point gameport_set_nameEXIT(lines 1593 1599) no Hoare annotation was computed. [2023-11-23 21:10:48,232 INFO L899 garLoopResultBuilder]: For program point gameport_free_portEXIT(lines 1586 1592) no Hoare annotation was computed. [2023-11-23 21:10:48,232 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1586 1592) the Hoare annotation is: true [2023-11-23 21:10:48,232 INFO L902 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: true [2023-11-23 21:10:48,232 INFO L899 garLoopResultBuilder]: For program point gameport_free_portFINAL(lines 1586 1592) no Hoare annotation was computed. [2023-11-23 21:10:48,232 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 1529 1535) the Hoare annotation is: true [2023-11-23 21:10:48,232 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1533) no Hoare annotation was computed. [2023-11-23 21:10:48,233 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 1529 1535) no Hoare annotation was computed. [2023-11-23 21:10:48,233 INFO L895 garLoopResultBuilder]: At program point L2071(line 2071) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2023-11-23 21:10:48,233 INFO L899 garLoopResultBuilder]: For program point L2071-1(lines 2066 2075) no Hoare annotation was computed. [2023-11-23 21:10:48,233 INFO L899 garLoopResultBuilder]: For program point L2069-7(lines 2069 2072) no Hoare annotation was computed. [2023-11-23 21:10:48,234 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2057 2063) the Hoare annotation is: true [2023-11-23 21:10:48,234 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(lines 2057 2063) no Hoare annotation was computed. [2023-11-23 21:10:48,234 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 1536 1542) the Hoare annotation is: true [2023-11-23 21:10:48,235 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 1536 1542) no Hoare annotation was computed. [2023-11-23 21:10:48,235 INFO L899 garLoopResultBuilder]: For program point inbEXIT(lines 1453 1460) no Hoare annotation was computed. [2023-11-23 21:10:48,235 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1453 1460) the Hoare annotation is: true [2023-11-23 21:10:48,235 INFO L899 garLoopResultBuilder]: For program point gameport_set_physEXIT(lines 2138 2140) no Hoare annotation was computed. [2023-11-23 21:10:48,235 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2138 2140) the Hoare annotation is: true [2023-11-23 21:10:48,236 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2126 2128) the Hoare annotation is: true [2023-11-23 21:10:48,236 INFO L899 garLoopResultBuilder]: For program point __gameport_register_portEXIT(lines 2126 2128) no Hoare annotation was computed. [2023-11-23 21:10:48,236 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1446 1452) the Hoare annotation is: true [2023-11-23 21:10:48,236 INFO L899 garLoopResultBuilder]: For program point outbEXIT(lines 1446 1452) no Hoare annotation was computed. [2023-11-23 21:10:48,236 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1476 1478) the Hoare annotation is: true [2023-11-23 21:10:48,236 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 1476 1478) no Hoare annotation was computed. [2023-11-23 21:10:48,236 INFO L899 garLoopResultBuilder]: For program point gameport_allocate_portEXIT(lines 1576 1585) no Hoare annotation was computed. [2023-11-23 21:10:48,237 INFO L902 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: true [2023-11-23 21:10:48,237 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2023-11-23 21:10:48,237 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1576 1585) the Hoare annotation is: true [2023-11-23 21:10:48,238 INFO L899 garLoopResultBuilder]: For program point __request_regionEXIT(lines 2135 2137) no Hoare annotation was computed. [2023-11-23 21:10:48,238 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2135 2137) the Hoare annotation is: true [2023-11-23 21:10:48,238 INFO L902 garLoopResultBuilder]: At program point L2136(line 2136) the Hoare annotation is: true [2023-11-23 21:10:48,238 INFO L899 garLoopResultBuilder]: For program point L2136-1(line 2136) no Hoare annotation was computed. [2023-11-23 21:10:48,238 INFO L899 garLoopResultBuilder]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2023-11-23 21:10:48,239 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1479 1495) the Hoare annotation is: true [2023-11-23 21:10:48,239 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 1479 1495) no Hoare annotation was computed. [2023-11-23 21:10:48,240 INFO L902 garLoopResultBuilder]: At program point L1491(line 1491) the Hoare annotation is: true [2023-11-23 21:10:48,240 INFO L899 garLoopResultBuilder]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2023-11-23 21:10:48,240 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 1479 1495) no Hoare annotation was computed. [2023-11-23 21:10:48,240 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2023-11-23 21:10:48,240 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1496 1512) the Hoare annotation is: true [2023-11-23 21:10:48,241 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 1496 1512) no Hoare annotation was computed. [2023-11-23 21:10:48,243 INFO L902 garLoopResultBuilder]: At program point L1508(line 1508) the Hoare annotation is: true [2023-11-23 21:10:48,244 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 1496 1512) no Hoare annotation was computed. [2023-11-23 21:10:48,244 INFO L899 garLoopResultBuilder]: For program point L1508-1(line 1508) no Hoare annotation was computed. [2023-11-23 21:10:48,245 INFO L899 garLoopResultBuilder]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2023-11-23 21:10:48,245 INFO L895 garLoopResultBuilder]: At program point L1885(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,245 INFO L899 garLoopResultBuilder]: For program point L1885-1(line 1885) no Hoare annotation was computed. [2023-11-23 21:10:48,245 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2023-11-23 21:10:48,245 INFO L895 garLoopResultBuilder]: At program point L1786-2(lines 1786 1794) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,247 INFO L899 garLoopResultBuilder]: For program point L1985(line 1985) no Hoare annotation was computed. [2023-11-23 21:10:48,247 INFO L899 garLoopResultBuilder]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2023-11-23 21:10:48,247 INFO L899 garLoopResultBuilder]: For program point L1787-7(lines 1787 1788) no Hoare annotation was computed. [2023-11-23 21:10:48,247 INFO L899 garLoopResultBuilder]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2023-11-23 21:10:48,248 INFO L895 garLoopResultBuilder]: At program point L1887(line 1887) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,248 INFO L899 garLoopResultBuilder]: For program point L1887-1(line 1887) no Hoare annotation was computed. [2023-11-23 21:10:48,248 INFO L895 garLoopResultBuilder]: At program point L1788-1(line 1788) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,248 INFO L895 garLoopResultBuilder]: At program point L1722(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,248 INFO L895 garLoopResultBuilder]: At program point L1722-1(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,249 INFO L895 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,250 INFO L899 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2023-11-23 21:10:48,250 INFO L895 garLoopResultBuilder]: At program point L1755-6(line 1755) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,250 INFO L899 garLoopResultBuilder]: For program point L1755-7(line 1755) no Hoare annotation was computed. [2023-11-23 21:10:48,250 INFO L895 garLoopResultBuilder]: At program point L1425(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,250 INFO L899 garLoopResultBuilder]: For program point L1425-1(line 1425) no Hoare annotation was computed. [2023-11-23 21:10:48,250 INFO L899 garLoopResultBuilder]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2023-11-23 21:10:48,251 INFO L899 garLoopResultBuilder]: For program point L1723(line 1723) no Hoare annotation was computed. [2023-11-23 21:10:48,251 INFO L899 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2023-11-23 21:10:48,251 INFO L895 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,251 INFO L899 garLoopResultBuilder]: For program point L1658-1(line 1658) no Hoare annotation was computed. [2023-11-23 21:10:48,251 INFO L895 garLoopResultBuilder]: At program point L1890(line 1890) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,251 INFO L895 garLoopResultBuilder]: At program point L1857(line 1857) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,252 INFO L899 garLoopResultBuilder]: For program point L1890-1(line 1890) no Hoare annotation was computed. [2023-11-23 21:10:48,252 INFO L899 garLoopResultBuilder]: For program point L1857-1(line 1857) no Hoare annotation was computed. [2023-11-23 21:10:48,252 INFO L899 garLoopResultBuilder]: For program point L2023(line 2023) no Hoare annotation was computed. [2023-11-23 21:10:48,252 INFO L899 garLoopResultBuilder]: For program point L2024(lines 2024 2037) no Hoare annotation was computed. [2023-11-23 21:10:48,252 INFO L895 garLoopResultBuilder]: At program point L1727(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,252 INFO L895 garLoopResultBuilder]: At program point L1694(lines 1694 1695) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,254 INFO L895 garLoopResultBuilder]: At program point L1727-1(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,254 INFO L899 garLoopResultBuilder]: For program point L1694-1(lines 1694 1695) no Hoare annotation was computed. [2023-11-23 21:10:48,255 INFO L895 garLoopResultBuilder]: At program point L1760-5(line 1760) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,255 INFO L899 garLoopResultBuilder]: For program point L1760-6(line 1760) no Hoare annotation was computed. [2023-11-23 21:10:48,255 INFO L899 garLoopResultBuilder]: For program point L1728(line 1728) no Hoare annotation was computed. [2023-11-23 21:10:48,256 INFO L895 garLoopResultBuilder]: At program point L1629(line 1629) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,256 INFO L899 garLoopResultBuilder]: For program point L1629-1(line 1629) no Hoare annotation was computed. [2023-11-23 21:10:48,256 INFO L895 garLoopResultBuilder]: At program point L1761-8(line 1761) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,256 INFO L899 garLoopResultBuilder]: For program point L1761-9(line 1761) no Hoare annotation was computed. [2023-11-23 21:10:48,256 INFO L899 garLoopResultBuilder]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2023-11-23 21:10:48,256 INFO L899 garLoopResultBuilder]: For program point L1795(line 1795) no Hoare annotation was computed. [2023-11-23 21:10:48,257 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2023-11-23 21:10:48,257 INFO L895 garLoopResultBuilder]: At program point L1631(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,257 INFO L899 garLoopResultBuilder]: For program point L1631-1(line 1631) no Hoare annotation was computed. [2023-11-23 21:10:48,257 INFO L895 garLoopResultBuilder]: At program point L1797(line 1797) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,257 INFO L899 garLoopResultBuilder]: For program point L1797-1(line 1797) no Hoare annotation was computed. [2023-11-23 21:10:48,257 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 1969 2054) no Hoare annotation was computed. [2023-11-23 21:10:48,258 INFO L899 garLoopResultBuilder]: For program point L1996(line 1996) no Hoare annotation was computed. [2023-11-23 21:10:48,258 INFO L899 garLoopResultBuilder]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2023-11-23 21:10:48,258 INFO L899 garLoopResultBuilder]: For program point L1732(line 1732) no Hoare annotation was computed. [2023-11-23 21:10:48,258 INFO L895 garLoopResultBuilder]: At program point L1865(lines 1865 1866) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,258 INFO L899 garLoopResultBuilder]: For program point L1865-1(lines 1865 1866) no Hoare annotation was computed. [2023-11-23 21:10:48,259 INFO L895 garLoopResultBuilder]: At program point L1799(line 1799) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,259 INFO L899 garLoopResultBuilder]: For program point L1799-1(line 1799) no Hoare annotation was computed. [2023-11-23 21:10:48,259 INFO L895 garLoopResultBuilder]: At program point L1700(line 1700) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,259 INFO L899 garLoopResultBuilder]: For program point L1700-1(line 1700) no Hoare annotation was computed. [2023-11-23 21:10:48,259 INFO L899 garLoopResultBuilder]: For program point L1733-6(lines 1733 1738) no Hoare annotation was computed. [2023-11-23 21:10:48,259 INFO L895 garLoopResultBuilder]: At program point ns558_isa_probe_ldv_17987#1(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,260 INFO L895 garLoopResultBuilder]: At program point L1734(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,260 INFO L895 garLoopResultBuilder]: At program point L1734-1(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,260 INFO L899 garLoopResultBuilder]: For program point ns558_pnp_probe_returnLabel#1(lines 1842 1894) no Hoare annotation was computed. [2023-11-23 21:10:48,260 INFO L895 garLoopResultBuilder]: At program point L1701-4(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,260 INFO L899 garLoopResultBuilder]: For program point L1701-5(line 1701) no Hoare annotation was computed. [2023-11-23 21:10:48,260 INFO L895 garLoopResultBuilder]: At program point L1800-8(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,261 INFO L899 garLoopResultBuilder]: For program point L1800-9(line 1800) no Hoare annotation was computed. [2023-11-23 21:10:48,261 INFO L899 garLoopResultBuilder]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2023-11-23 21:10:48,261 INFO L895 garLoopResultBuilder]: At program point L1801(line 1801) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,261 INFO L895 garLoopResultBuilder]: At program point L1801-1(line 1801) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,261 INFO L899 garLoopResultBuilder]: For program point L1735(line 1735) no Hoare annotation was computed. [2023-11-23 21:10:48,261 INFO L895 garLoopResultBuilder]: At program point L1702(line 1702) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,262 INFO L899 garLoopResultBuilder]: For program point L1702-1(line 1702) no Hoare annotation was computed. [2023-11-23 21:10:48,262 INFO L899 garLoopResultBuilder]: For program point L1802(line 1802) no Hoare annotation was computed. [2023-11-23 21:10:48,262 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2023-11-23 21:10:48,262 INFO L895 garLoopResultBuilder]: At program point L1705(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,262 INFO L895 garLoopResultBuilder]: At program point L1705-1(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,262 INFO L899 garLoopResultBuilder]: For program point $Ultimate##92(lines 1741 1744) no Hoare annotation was computed. [2023-11-23 21:10:48,263 INFO L895 garLoopResultBuilder]: At program point L1970(line 1970) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2023-11-23 21:10:48,263 INFO L899 garLoopResultBuilder]: For program point L1970-1(line 1970) no Hoare annotation was computed. [2023-11-23 21:10:48,263 INFO L895 garLoopResultBuilder]: At program point L1871(line 1871) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,263 INFO L899 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2023-11-23 21:10:48,263 INFO L895 garLoopResultBuilder]: At program point L1772(line 1772) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,264 INFO L899 garLoopResultBuilder]: For program point L1772-1(lines 1693 1815) no Hoare annotation was computed. [2023-11-23 21:10:48,264 INFO L899 garLoopResultBuilder]: For program point L1706(line 1706) no Hoare annotation was computed. [2023-11-23 21:10:48,264 INFO L899 garLoopResultBuilder]: For program point L2004(line 2004) no Hoare annotation was computed. [2023-11-23 21:10:48,264 INFO L902 garLoopResultBuilder]: At program point L2005(line 2005) the Hoare annotation is: true [2023-11-23 21:10:48,264 INFO L895 garLoopResultBuilder]: At program point L1972(line 1972) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2023-11-23 21:10:48,264 INFO L899 garLoopResultBuilder]: For program point L1972-1(line 1972) no Hoare annotation was computed. [2023-11-23 21:10:48,265 INFO L895 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,265 INFO L899 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2023-11-23 21:10:48,265 INFO L895 garLoopResultBuilder]: At program point L1774-8(line 1774) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,265 INFO L899 garLoopResultBuilder]: For program point L1774-9(line 1774) no Hoare annotation was computed. [2023-11-23 21:10:48,265 INFO L899 garLoopResultBuilder]: For program point $Ultimate##77(lines 1717 1720) no Hoare annotation was computed. [2023-11-23 21:10:48,265 INFO L899 garLoopResultBuilder]: For program point L2039(line 2039) no Hoare annotation was computed. [2023-11-23 21:10:48,266 INFO L899 garLoopResultBuilder]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2023-11-23 21:10:48,267 INFO L899 garLoopResultBuilder]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2023-11-23 21:10:48,267 INFO L902 garLoopResultBuilder]: At program point L1940-5(lines 1940 1941) the Hoare annotation is: true [2023-11-23 21:10:48,267 INFO L899 garLoopResultBuilder]: For program point L1940-6(lines 1940 1941) no Hoare annotation was computed. [2023-11-23 21:10:48,268 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:10:48,268 INFO L902 garLoopResultBuilder]: At program point L2040(line 2040) the Hoare annotation is: true [2023-11-23 21:10:48,268 INFO L895 garLoopResultBuilder]: At program point L1875(line 1875) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,268 INFO L899 garLoopResultBuilder]: For program point L1875-1(line 1875) no Hoare annotation was computed. [2023-11-23 21:10:48,268 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,268 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2023-11-23 21:10:48,269 INFO L899 garLoopResultBuilder]: For program point $Ultimate##53(lines 1947 1950) no Hoare annotation was computed. [2023-11-23 21:10:48,269 INFO L902 garLoopResultBuilder]: At program point L1942(line 1942) the Hoare annotation is: true [2023-11-23 21:10:48,269 INFO L899 garLoopResultBuilder]: For program point L1942-1(line 1942) no Hoare annotation was computed. [2023-11-23 21:10:48,270 INFO L895 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,270 INFO L895 garLoopResultBuilder]: At program point L1876-1(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,270 INFO L895 garLoopResultBuilder]: At program point L1810(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,271 INFO L899 garLoopResultBuilder]: For program point L1810-1(lines 1693 1815) no Hoare annotation was computed. [2023-11-23 21:10:48,271 INFO L895 garLoopResultBuilder]: At program point L1645(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,271 INFO L899 garLoopResultBuilder]: For program point L1645-1(line 1645) no Hoare annotation was computed. [2023-11-23 21:10:48,271 INFO L899 garLoopResultBuilder]: For program point L1877(line 1877) no Hoare annotation was computed. [2023-11-23 21:10:48,271 INFO L895 garLoopResultBuilder]: At program point L1811-5(line 1811) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,271 INFO L899 garLoopResultBuilder]: For program point L1811-6(line 1811) no Hoare annotation was computed. [2023-11-23 21:10:48,272 INFO L895 garLoopResultBuilder]: At program point L1812(line 1812) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,272 INFO L899 garLoopResultBuilder]: For program point L1812-1(line 1812) no Hoare annotation was computed. [2023-11-23 21:10:48,272 INFO L899 garLoopResultBuilder]: For program point L1713(line 1713) no Hoare annotation was computed. [2023-11-23 21:10:48,272 INFO L899 garLoopResultBuilder]: For program point L2011(line 2011) no Hoare annotation was computed. [2023-11-23 21:10:48,272 INFO L899 garLoopResultBuilder]: For program point L1978(lines 1969 2054) no Hoare annotation was computed. [2023-11-23 21:10:48,272 INFO L899 garLoopResultBuilder]: For program point ns558_isa_probe_returnLabel#1(lines 1675 1816) no Hoare annotation was computed. [2023-11-23 21:10:48,276 INFO L895 garLoopResultBuilder]: At program point ns558_isa_probe_ldv_17990#1(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,276 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 21:10:48,276 INFO L899 garLoopResultBuilder]: For program point $Ultimate##153(lines 1768 1771) no Hoare annotation was computed. [2023-11-23 21:10:48,277 INFO L899 garLoopResultBuilder]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2023-11-23 21:10:48,277 INFO L895 garLoopResultBuilder]: At program point L1748-7(line 1748) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,277 INFO L899 garLoopResultBuilder]: For program point L1748-8(line 1748) no Hoare annotation was computed. [2023-11-23 21:10:48,278 INFO L895 garLoopResultBuilder]: At program point L1418(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,278 INFO L899 garLoopResultBuilder]: For program point L1418-1(line 1418) no Hoare annotation was computed. [2023-11-23 21:10:48,278 INFO L899 garLoopResultBuilder]: For program point $Ultimate##169(lines 1780 1783) no Hoare annotation was computed. [2023-11-23 21:10:48,278 INFO L899 garLoopResultBuilder]: For program point L2046(line 2046) no Hoare annotation was computed. [2023-11-23 21:10:48,278 INFO L899 garLoopResultBuilder]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2023-11-23 21:10:48,278 INFO L899 garLoopResultBuilder]: For program point L1749-7(lines 1749 1750) no Hoare annotation was computed. [2023-11-23 21:10:48,279 INFO L902 garLoopResultBuilder]: At program point L2047(line 2047) the Hoare annotation is: true [2023-11-23 21:10:48,279 INFO L899 garLoopResultBuilder]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2023-11-23 21:10:48,279 INFO L899 garLoopResultBuilder]: For program point L1981(line 1981) no Hoare annotation was computed. [2023-11-23 21:10:48,279 INFO L895 garLoopResultBuilder]: At program point L1750-1(line 1750) the Hoare annotation is: (= ~ldv_spin~0 0) [2023-11-23 21:10:48,279 INFO L899 garLoopResultBuilder]: For program point L2015(line 2015) no Hoare annotation was computed. [2023-11-23 21:10:48,279 INFO L899 garLoopResultBuilder]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2023-11-23 21:10:48,280 INFO L899 garLoopResultBuilder]: For program point L1916(lines 1904 1923) no Hoare annotation was computed. [2023-11-23 21:10:48,280 INFO L899 garLoopResultBuilder]: For program point L1784(lines 1693 1815) no Hoare annotation was computed. [2023-11-23 21:10:48,280 INFO L899 garLoopResultBuilder]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2023-11-23 21:10:48,280 INFO L899 garLoopResultBuilder]: For program point ns558_init_returnLabel#1(lines 1898 1924) no Hoare annotation was computed. [2023-11-23 21:10:48,280 INFO L899 garLoopResultBuilder]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2023-11-23 21:10:48,280 INFO L899 garLoopResultBuilder]: For program point L1917(lines 1917 1920) no Hoare annotation was computed. [2023-11-23 21:10:48,284 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-23 21:10:48,287 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:10:48,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:10:48 BoogieIcfgContainer [2023-11-23 21:10:48,303 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:10:48,304 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:10:48,304 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:10:48,304 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:10:48,305 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:45" (3/4) ... [2023-11-23 21:10:48,307 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:10:48,310 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2023-11-23 21:10:48,311 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2023-11-23 21:10:48,311 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2023-11-23 21:10:48,311 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2023-11-23 21:10:48,311 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_get_resource [2023-11-23 21:10:48,311 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2023-11-23 21:10:48,311 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 21:10:48,312 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_allocate_port [2023-11-23 21:10:48,312 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2023-11-23 21:10:48,312 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_resource_valid [2023-11-23 21:10:48,312 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2023-11-23 21:10:48,312 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_name [2023-11-23 21:10:48,312 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_free_port [2023-11-23 21:10:48,312 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-23 21:10:48,312 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-23 21:10:48,313 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2023-11-23 21:10:48,313 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-23 21:10:48,313 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-23 21:10:48,314 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2023-11-23 21:10:48,314 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_phys [2023-11-23 21:10:48,314 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __gameport_register_port [2023-11-23 21:10:48,346 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 153 nodes and edges [2023-11-23 21:10:48,350 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2023-11-23 21:10:48,353 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-23 21:10:48,356 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 21:10:48,359 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:10:48,733 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:10:48,734 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:10:48,734 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:10:48,735 INFO L158 Benchmark]: Toolchain (without parser) took 6839.67ms. Allocated memory was 146.8MB in the beginning and 289.4MB in the end (delta: 142.6MB). Free memory was 98.1MB in the beginning and 92.6MB in the end (delta: 5.5MB). Peak memory consumption was 146.7MB. Max. memory is 16.1GB. [2023-11-23 21:10:48,735 INFO L158 Benchmark]: CDTParser took 1.22ms. Allocated memory is still 146.8MB. Free memory is still 120.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:10:48,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1076.42ms. Allocated memory was 146.8MB in the beginning and 213.9MB in the end (delta: 67.1MB). Free memory was 98.1MB in the beginning and 165.9MB in the end (delta: -67.8MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2023-11-23 21:10:48,736 INFO L158 Benchmark]: Boogie Procedure Inliner took 180.60ms. Allocated memory is still 213.9MB. Free memory was 165.9MB in the beginning and 158.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 21:10:48,736 INFO L158 Benchmark]: Boogie Preprocessor took 115.52ms. Allocated memory is still 213.9MB. Free memory was 158.5MB in the beginning and 151.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:10:48,736 INFO L158 Benchmark]: RCFGBuilder took 1922.04ms. Allocated memory is still 213.9MB. Free memory was 151.2MB in the beginning and 141.9MB in the end (delta: 9.3MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2023-11-23 21:10:48,737 INFO L158 Benchmark]: TraceAbstraction took 3107.72ms. Allocated memory was 213.9MB in the beginning and 289.4MB in the end (delta: 75.5MB). Free memory was 140.8MB in the beginning and 130.4MB in the end (delta: 10.5MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2023-11-23 21:10:48,737 INFO L158 Benchmark]: Witness Printer took 430.21ms. Allocated memory is still 289.4MB. Free memory was 130.4MB in the beginning and 92.6MB in the end (delta: 37.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-23 21:10:48,740 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22ms. Allocated memory is still 146.8MB. Free memory is still 120.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1076.42ms. Allocated memory was 146.8MB in the beginning and 213.9MB in the end (delta: 67.1MB). Free memory was 98.1MB in the beginning and 165.9MB in the end (delta: -67.8MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 180.60ms. Allocated memory is still 213.9MB. Free memory was 165.9MB in the beginning and 158.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.52ms. Allocated memory is still 213.9MB. Free memory was 158.5MB in the beginning and 151.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1922.04ms. Allocated memory is still 213.9MB. Free memory was 151.2MB in the beginning and 141.9MB in the end (delta: 9.3MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3107.72ms. Allocated memory was 213.9MB in the beginning and 289.4MB in the end (delta: 75.5MB). Free memory was 140.8MB in the beginning and 130.4MB in the end (delta: 10.5MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * Witness Printer took 430.21ms. Allocated memory is still 289.4MB. Free memory was 130.4MB in the beginning and 92.6MB in the end (delta: 37.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 1449]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [1449] - GenericResultAtLocation [Line: 1457]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [1457] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1533]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 3, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 438 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 434 mSDsluCounter, 1308 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 641 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 299 IncrementalHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 667 mSDtfsCounter, 299 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=334occurred in iteration=2, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 22 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 84 LocationsWithAnnotation, 376 PreInvPairs, 466 NumberOfFragments, 197 HoareAnnotationTreeSize, 376 FomulaSimplifications, 288 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 84 FomulaSimplificationsInter, 340 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 229 NumberOfCodeBlocks, 229 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 226 ConstructedInterpolants, 0 QuantifiedInterpolants, 308 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 104/104 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: (ldv_spin == 0) - InvariantResult [Line: 1593]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: (ldv_spin == 0) - InvariantResult [Line: 1536]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 21:10:48,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b2647a5-501d-47b2-8ba9-15b67e757764/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE